Toshiba Satellite U900 Maintenance Manual
  1. Manuals
  2. Brands
  3. Toshiba Manuals
  4. Desktop
  5. Satellite U900
  6. Maintenance manual

Toshiba Satellite U900 Maintenance Manual

Hide thumbs Also See for Satellite U900:
Table of Contents

Advertisement

Quick Links

See also: User Manual , Manual Del Usuario
Toshiba Personal Computer
Satellite
Maintenance Manual
TOSHIBA CORPORATION
Satellite U940/ U945/U900 Maintenance Manual

Advertisement

Table of Contents
loading

Related Manuals for Toshiba Satellite U900

Summary of Contents for Toshiba Satellite U900

  • Page 1 Toshiba Personal Computer Satellite Maintenance Manual TOSHIBA CORPORATION Satellite U940/ U945/U900 Maintenance Manual...
  • Page 2 © 2012 by Toshiba Corporation. All rights reserved. Under the copyright laws, this manual cannot be reproduced in any form without the prior written permission of Toshiba. No patent liability is assumed with respect to the use of the information contained herein.
  • Page 3 Preface This maintenance manual describes how to perform hardware service maintenance for the Toshiba Personal Computer Satellite, referred to as the Satellite Series in this manual. The procedures described in this manual are intended to help service technicians isolate faulty Field Replaceable Units (FRUs) and replace them in the field.
  • Page 4 4 Replacement Procedures The manual is divided into the following parts: Chapter 1 Hardware Overview describes the Satellite Series system unit and each FRU. Chapter 2 Troubleshooting Procedures explains how to diagnose and resolve FRU problems. Chapter 3 Test and Diagnostics describes how to perform test and diagnostic operations for maintenance service.
  • Page 5 4 Replacement Procedures Some operations require you to simultaneously use two or more keys. We identify such operations by the key top symbols separated by a plus (+) sign. For example, Ctrl + Pause (Break) means you must hold down Ctrl and at the same time press Pause (Break). If three keys are used, hold down the first two and at the same time press the third.

  • Page 6: Table Of Contents

    4 Replacement Procedures Table of Contents Chapter 1 Hardware Overview Features ..........................1-1 2.5-inch HDD/mSATA SSD .................... 1-9 Power Supply ......................... 1-11 Batteries ......................... 1-13 1.4.1 Main Battery ....................1-13 1.4.2 Battery Charging Control ................1-13 1.4.3 RTC Battery ....................1-14 Figures Figure 1-1 ID Parts Description Placement Part A ............
  • Page 7 4 Replacement Procedures Display Troubleshooting ....... …………………………………………………13 Keyboard Troubleshooting ....... ………………………………………………16 External USB Devices Troubleshooting ..……………………………………………...18 TouchPad Troubleshooting ..…………………………………………………………...20 Speaker Troubleshooting ..……………………………………………………………..22 Wireless LAN Troubleshooting…… ................24 Camera Troubleshooting……………………………………………...………………26 2.10 Bluetooth Troubleshooting………………………………………………….……..28 2.11 Bridge Media slot Troubleshooting……………………………………………..……30 2.12 HDD/SSD/HDD+SSD （RAID mode）...
  • Page 8 4 Replacement Procedures Figures Troubleshooting flowchart (2/1) ………………………………………………5 Figure 2-1 Troubleshooting flowchart (2/2) ………………………………………………6 Figure 2-1 Power Supply Troubleshooting Process ………………………………….…...9 Figure2-2 Display troubleshooting process ……………………………………………..13 Figure 2-3 Figure 2-4 Keyboard troubleshooting process……………………………………………16 Figure 2-5 External USB device troubleshooting process…………………………….….18 Figure 2-6 TouchPad troubleshooting process……………………………………...……20 Figure 2-7...
  • Page 9 RTC Test ..………………………………………………………………………………26 3.14 3.15 LED Test……..…………...……….…………..…………………………...…….....27 3.16 1st HDDTest …………………………..…………….…….….……..….…….…..31 3.17 RDMI Test………………...……………….……….……….……………..…………..33 3.18 WDMI Test …………….………………………….……………...…..…..…………..34 3.19 TP TYPE R/W Test………………………………………………………….…….……..36 3.20 EEPROM Setting ………………………..………………………...……….…………..39 3.21 TOSHIBA LOGO Setting………………………………………...…………………..43 3.22 DYNABOOK LOGO Setting....................45 [CONFIDENTIAL] Metis 10F/10FG Maintenance Manual...
  • Page 10 4 Replacement Procedures Chapter 4 Replacement Procedures General ................Error! Bookmark not defined. Safety Precautions .............. Error! Bookmark not defined. Before You Begin ............... Error! Bookmark not defined. Disassembly Procedures ............. Error! Bookmark not defined. Assembly Procedures ............Error! Bookmark not defined. Tools and Equipment ............
  • Page 11 4 Replacement Procedures LED Board ................. Error! Bookmark not defined. Removing the LED Board ..........Error! Bookmark not defined. Installing the LED Board ........... Error! Bookmark not defined. Touchpad................Error! Bookmark not defined. Remove the Touchpad ............Error! Bookmark not defined. Installing the Touchpad ............
  • Page 12 4 Replacement Procedures Figures Figure 4-1 Removing the Battery Pack ........Error! Bookmark not defined. Figure 4-2 Removing the logic lower door ......Error! Bookmark not defined. Figure 4-3 Removing the RAM from the connectors ....Error! Bookmark not defined. Figure 4-4 Removing the screws securing the HDD door ..
  • Page 13 4 Replacement Procedures Appendices Appendix A Handling the LCD Module ..................A-1 Appendix B Board Layout ......................B-1 Appendix C Pin Assignments..................... C-1 Appendix D Keyboard Scan/Character Codes ................D-1 Appendix E Key Layout......................E-1 Appendix F Series Screw Torque List ..................F-1 Appendix G Reliability .......................

  • Page 14: Chapter 1 Hardware Overview

    1 Hardware Overview Chapter 1 Hardware Overview [CONFIDENTIAL] Metis 10F/10FG Maintenance Manual...
  • Page 15 1 Hardware Overview Chapter 1 Contents Features ........................1-1 2.5-inch HDD/mSATA SSD .................. 1-9 Power Supply ....................... 1-11 Batteries ........................ 1-13 1.4.1 Main Battery ..................1-13 1.4.2 Battery Charging Control ..............1-13 1.4.3 RTC Battery ..................1-14 Metis 10F/10FG Maintenance Manual [CONFIDENTIAL]...
  • Page 16 1 Hardware Overview Figures Figure 1-1 ID Parts Description Placement Part A ............1-5 Figure 1-2 ID Parts Description Placement Part B ............1-6 Figure 1-3 SATA HDD ....................1-9 Tables Table 1-1 HDD Specifications ..................1-9 Table 1-2 SSD Specifications ..................1-10 Table 1-3 Quick/Normal Charging Time ..............

  • Page 18: Features

    1 Hardware Overview Features The Toshiba Satellite U900/U940/U945 is a full-size PC notebook equipped with a Intel processor, providing high-speed processing capabilities and advanced features. The computer employs a lithium ion battery that allows it to be battery-operated for long periods of time. The display uses 14.0-inch HD LED panel.
  • Page 19  nVIDIA GeForce GT 630M w/ Optimus  Keyboard The computer is equipped with a Toshiba tile keyboard, which has 86(US)/87(UK/BR/JP) 1.2±0.2mm full stroke keys emulating with desktop keyboard. It is a Win8-compliant keyboard with optional Windows keys and application keys.
  • Page 20 1.1 Features 1 Hardware Overview  Sound system The integrated sound system is composed of two internal SRS speakers, one or two internal microphone (BTO with Internal Camera), and standard Microphone-IN and Headphone- OUT ports.  Internal Camera (BTO) It supports HD (1.0M) stereo webcam. One or two internal microphone is BTO with the Internal Camera and includes echo cancellation.
  • Page 21 1 Hardware Overview 1.1 Features  Bluetooth (BTO) Some computers in this series offer Bluetooth wireless communication function which eliminates the need for cables between electronic devices such as computers and printers. When implemented, Bluetooth provides wireless communication in a small space. This module is Version 4.0 + EDR (combo module with WLAN), and supports Microsoft stack.

  • Page 22: Figure 1-1 Id Parts Description Placement Part A

    1.1 Features 1 Hardware Overview  Figures 1-1 and 1-2 show the computer and its system unit configuration. Figure 1-1 ID Parts Description Placement Part A [CONFIDENTIAL] Metis 10F/10FG Maintenance Manual...

  • Page 23: Figure 1-2 Id Parts Description Placement Part B

    1 Hardware Overview 1.1 Features Figure 1-2 ID Parts Description Placement Part B Metis 10F/10FG Maintenance Manual [CONFIDENTIAL]...
  • Page 24 1.1 Features 1 Hardware Overview The system unit of the computer consists of the following components:  Processor (BTO) ® The computer is equipped with one of the following Intel processors:  Intel ® Ivy Bridge Processor Core i3-3217U 1.8GHz ...
  • Page 25 1 Hardware Overview 1.1 Features  Graphics Controller (BTO) ® Mobile Intel Ivy Bridge Processor for integrated graphics display  nVIDIA GeForce GT 630M w/ Optimus  Audio Controller  Realtek Azalia ALC259  One Audio-in port  One Audio-out port (Headphone-out, no SPDIF support) ...

  • Page 26: Inch Hdd/Msata Ssd

    1.2 2.5-inch HDD/mSATA SSD 1 Hardware Overview 2.5-inch HDD/mSATA SSD The computer contains an extremely low-profile and lightweight, high-performance HDD. The HDD incorporates a 9.5 mm or 7 mm height. The HDD interface conforms to Serial ATA. Storage capacities supported are 320 GB, 500 GB, 640 GB, 750 GB and 1 TB for HDD, and 32 GB, 128GB and 256GB for mSATA SSD.
  • Page 27 1 Hardware Overview 1.2 2.5-inch HDD/mSATA SSD Table 1-2 SSD Specifications Item Specifications Capacity (GB) 128G 256G Height mSATA mSATA mSATA User Data Sectors 62,533,296 250,069,680 500,118,192 Metis 10F/10FG Maintenance Manual [CONFIDENTIAL] 1-10...

  • Page 28: Power Supply

    1.3 Power Supply 1 Hardware Overview Power Supply The power supply unit provides constant voltage (19V) for the system board and performs the following functions: 1. Power input monitor  Checks whether the AC adapter (DC power supply) is connected to the computer. ...
  • Page 29 1 Hardware Overview 1.3 Power Supply 6. Output monitor  Monitors the voltage output to the system block (load/logic circuit side).  Monitors the voltage, over-voltage, input/output current of the battery pack.  Monitors the internal temperature of the battery pack. ...

  • Page 30: Batteries

    1.4 Batteries 1 Hardware Overview Batteries The computer has the following two types of batteries:  Main Battery Pack  Real Time Clock (RTC) Battery 1.4.1 Main Battery The main battery pack serves as the computer's main power source when the AC adapter is not attached.

  • Page 31: Rtc Battery

    1 Hardware Overview 1.4 Batteries NOTE: The time required for normal charge depends on the power consumption by the system. Using a fluorescent lamp and frequently accessing the disk consumes more power and lengthens the charge time. Any of the following can stops battery charge: 1.

  • Page 32: Troubleshooting Procedures

    Chapter 2 Troubleshooting Procedures...
  • Page 34 HDD/SSD/HDD+SSD （RAID mode） Troubleshooting………………….………32 2.13 HDMI Troubleshooting ………………………………………………………..……34 2.14 MIC Troubleshooting ………………………………………………………………. 36 2.15 USB3.0&USB2.0 Troubleshooting ……………………...………………………….38 2.16 2.17 Sleep & charge Troubleshooting……………………………………………………..40 LAN Troubleshooting………………………………………………...………………42 2.18 2.19 Battery Troubleshooting………………………………………………..………...…..44 LED Troubleshooting ……………….……………………...……...………………46 2.20 FAN Troubleshooting ……………….……………………...……...………………48 2.21 Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 35 Figure 2-16 Figure 2-17 LAN troubleshooting process …………………….…………………………..42 Figure 2-18 Battery troubleshooting process………………….………….………...…..…44 Figure 2-19 LED troubleshooting process……………………………………………..46 Figure 2-20 FAN troubleshooting process……………………………………………..48 Tables Table 2-1 Battery LED ....................... 10 Table 2-2 DC-IN LED ......................11 Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 36: Troubleshooting Introduction

    4. USB compatible keyboard 5. Multimedia sound system with line-in and line-out ports 6. Headphones 7. USB test module and USB cable 8. MIC module and MIC line 9. Audio loop back 10. USB3.0 HDD 11. HDMI Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 37: Troubleshooting Flowchart

    Ask the user if a password is registered, if it is, ask him or her to enter the password.  Verify with the customer that Toshiba Windows8 is installed on the hard disk. Operating systems that were not preinstalled by Toshiba can cause the computer to malfunction.

  • Page 38: Figure 2-1 Troubleshooting Flowchart (2/1)

    ? a n d s e l e c t t h e H A R D D I S K i t e m . Y es Figure 2-1 Troubleshooting flowchart (1/2) Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 39: Figure 2-1 Troubleshooting Flowchart (2/2)

    . S y s t e m i s n o r m a l E n d Figure 2-1 Troubleshooting flowchart (2/2) Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 40 9. If an error is defected when using LED function, perform the LED troubleshooting procedures in Section 2.20 10. If an error is defected when using FAN ,perform the FAN troubleshooting procedures in Section 2.21 Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 41 8. If an error is detected when using the USB3.0&USB2.0, perform the USB3.0&USB2.0 troubleshooting procedures in Section 2.16 9. If an error is detected when using the Sleep charge, perform the Sleep Charge troubleshooting procedures in Section 2.17 Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 42: Power Supply Troubleshooting

    (Procedure 3) Can you turn the Run diagnostic program computer on? (Procedure 4) Perform internal connection Are the internal power check connections secure? (Procedure 5) Replace system board Figure 2-2 Power Supply Troubleshooting Process Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 43: Table 2-1 Battery Led

    The system is (LED on for 1 second protected and cannot be re-powered on every 2 seconds) without the AC power connected. Amber color off Battery not in low or critical low state; It’s in discharging state Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 44: Table 2-2 Dc-In Led

    Check 2 Make sure the AC adaptor cord and AC power cord are firmly plugged into the DC-IN socket, AC adaptor inlet and wall outlet. If these cables are connected correctly, go to Check 3. Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 45 Make sure that the battery cable is firmly connected to the system board. If it is connected firmly, go to Check 3. Check 3 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 46: Display Troubleshooting

    ( P r o c e d u r e 3 ) R e p l a c e s y s t e m b o a r d E N D Figure 2-3 Display troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 47 Refer to Chapter 3, Tests and Diagnostics for details. If an error is detected, go to Procedure 3. If an error is not detected, the display is functioning properly. Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 48 Check 4. Check 4 Replace the CPU with another of the same specifications. If the problem still exists, perform Check 5. Check 5 The system board may be damaged. Replace it with a new one. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 49: Keyboard Troubleshooting

    ( P r o c e d u r e 2 ) R e p l a c e s y s t e m b o a r d E N D Figure 2-4 Keyboard troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 50 The keyboard may be damaged. Replace it with a new one following the instructions in Chapter 4. If the problem still exists, perform Check 3. Check 3 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 51: External Usb Devices Troubleshooting

    R e p l a c e s y s t e m b o a r d ( P r o c e d u r e 2 ) E N D Figure 2-5 External USB device troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 52 USB small board may be damaged. Go to Procedure 2. Procedure 2 Replace system board If the error persists, the system board or USB small board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 53: Touchpad Troubleshooting

    ( P r o c e d u r e 3 ) R e p l a c e s y s t e m b o a r d E N D Figure 2-6 Touchpad troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 54 The Touchpad unit or FPC may be defective or damaged. Replace each with a new one following the steps in Chapter 4. If the free-Dos test is still not functioning properly, replace the system board with a new one following the steps in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 55: Speaker Troubleshooting

    Continue same problem? troubleshooting - see Figure 2-1 Perform earphone test (Procedure 2) Do earphones function correctly? Perform connection check (Procedure 3) Perform replacement check (Procedure 4) Replace system board Figure 2-7Speaker troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 56 If the stereo speakers don't sound properly, the stereo speakers may be defective or damaged. Replace them with new ones. If the stereo speakers still do not work properly, try replacing in turn the audio board and system board. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 57: Wireless Lan Troubleshooting

    R e p l a c e w i r e l e s s L A N a n t e n n a / u n i t R e p l a c e s y s t e m b o a r d E N D Figure 2-8 Wireless LAN troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 58 The wireless LAN unit may be damaged. Replace it with a new one following the instructions in Chapter 4. If the problem still exists, perform Check 4. Check 4 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 59: Camera Troubleshooting

    Perform Camera test (Procedure 1) Camera is not faulty. Continue Was a Camera problem detect? troubleshooting-refer to Figure Perform connector and replacement check (Procedure 2) Replace Camera /B Replace system board Figure 2-9 Camera troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 60 The Camera board may be damaged. Replace it with a new one following the instructions in Chapter 4. If the problem still exists, perform Check 3. Check 3 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 61: Bluetooth Troubleshooting

    (Procedure 1) Bluetooth is not faulty. Was a Bluetooth problem Continue troubleshooting- detect? refer to Figure 2-1 Perform connector and replacement check (Procedure 2) Replace Bluetooth antenna moudle. Replace system board Figure 2-10Bluetooth troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 62 The Bluetooth module may be damaged. Replace it with a new one following the instructions in Chapter 4. If the problem still exists, perform Check 4. Check 4 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 63: Bridge Media Slot Troubleshooting

    ( P r o c e d u r e 2 ) R e p l a c e s y s t e m b o a r d E N D Figure 2-112 in 1 card troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 64 Disassemble the computer following the steps described in Chapter 4, Replacement Procedures and replace the socket. If the problem persists, the system board may be defective or damaged. Replace the system board with a new one following the steps in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 65: Hdd/Ssd/Hdd+Ssd (Raid Mode) Troubleshooting

    Preform diagnostic test (Procedure 1) HDD/SSD is not faulty. Was a HDD/SSD problem Continue troubleshooting-refer detect? to Figure 2-1 Perform connector and replacement check (Procedure 2) Replace HDD/SSD Replace system board Figure 2-12HDD/SDD troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 66 The HDD module may be damaged. Replace it with a new one following the instructions in Chapter 4. If the problem still exists, perform Check 3. Check 3 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 67: Hdmi Troubleshooting

    H D M I f u n c t i o n i n g o k ? H D M I s e t R e p l a c e s y s t e m b o a r d E N D Figure 2-13 HDMI troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 68 Try connecting a different television to the computer. If the replacement television works, the original set may be damaged. If the replacement set does not work the system board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 69: Mic Troubleshooting

    (Procedure 1) MIC is not faulty. Was a MIC problem Continue troubleshooting- detect? refer to Figure 2-1 Perform connector and replacement check (Procedure 2) Replace MIC line Replace system board Figure 2-14 MIC troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 70 The MIC line may be damaged. Replace it with a new one following the instructions in Chapter 4. If the problem still exists, perform Check 3. Check 3 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 71: Usb3.0&Usb2.0 Troubleshooting

    ( P r o c e d u r e 3 ) R e p l a c e s y s t e m b o a r d E N D Figure 2-15 USB3.0 troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 72 The transmission cable may be damaged. Replace with a good cable. If the malfunction persists, go to Check 4 Check 4 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 73: Sleep &Charge Troubleshooting

    Sleep & Charge is not Was a Sleep & Charge faulty. Continue problem detect? troubleshooting-refer to Figure 2-1 Perform connector and replacement check (Procedure 2) Replace system board Figure 2-16 Sleep & Charge troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 74 Check 1 Make sure that Sleep & Charge test operation is correct, go to Check 2. Check 2 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 75: Lan Troubleshooting

    ( P r o c e d u r e 3 ) R e p l a c e s y s t e m b o a r d E N D Figure 2-17 LAN troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 76 The LAN cable may be damaged. Replace it with a new one and repeat Procedure 2. If the problem still exists, perform Check 3. Check 3 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 77 Troubleshooting Procedures Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 78: Battery Troubleshooting

    START Perform Battery test (Procedure 1) Battery is not faulty. Continue Was a Battery problem detect? troubleshooting-refer to Figure Perform connector and replacement check (Procedure 2) Replace Battery Replace system board Figure 2-18Battery troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 79 The Battery module may be damaged. Replace it with a new one following the instructions in Chapter 4. If the problem still exists, perform Check 3. Check 3 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 80: Led Troubleshooting

    Was a LE D B oar d problem Continue troubleshooting-refer detect? to Figure 2-1 Perform connector and replacement check (Procedure 2) Replace LE D B oar d Replace system board Figure 2-19 LED troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 81 The LED board may be damaged. Replace it with a new one following the instructions in Chapter 4. If the problem still exists, perform Check 3. Check 3 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 82: Fan Troubleshooting

    ( P r o c e d u r e 3 ) R e p l a c e s y s t e m b o a r d E N D Figure 2-20 FAN troubleshooting process Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 83 The FAN may be damaged. Replace it with a new one and repeat Procedure 2. If the problem still exists, perform Check 3. Check 3 The system board may be damaged. Replace it with a new one following the instructions in Chapter 4. Satellite U900/U940/U945 Series Maintenance Manual...
  • Page 84 Troubleshooting Procedures Satellite U900/U940/U945 Series Maintenance Manual...

  • Page 85: Chapter 3 Tests And Diagnostics

    Chapter 3 Tests and Diagnostics...
  • Page 86 RTC Test ... ………………………………………………………………………………26 3.14 3.15 LED Test……..…………...……….…………..…………………………...…….....27 3.16 1st HDDTest …………………………..…………….…….….……..….…….…..31 3.17 RDMI Test………………...……………….……….……….……………..…………..33 3.18 WDMI Test …………….………………………….……………...…..…..…………..34 3.19 TP TYPE R/W Test………………………………………………………….…….……..36 3.20 EEPROM Setting ………………………..………………………...……….…………..39 3.21 TOSHIBA LOGO Setting………………………………………...…………………..43 3.22 DYNABOOK LOGO Setting....................45 Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 87: The Diagnostic Test

    You will need the following equipment to perform some of the Diagnostic test programs.  The diagnostics USB memory  A formatted working diskette for the floppy disk drive test (Floppy Disk Drive Test)  A LAN loopback Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 88: Executing The Diagnostic Test

    K. LAN TEST L. RTC TEST M. LED TEST N. 1st HDD TEST O. RDMI TEST P. WDMI TEST Q. TP TYPE R/W TEST R. EE-PROM Setting S. TOSHIBA LOGO SET T. DYNABOOK LOGO SET Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 89 Tests and Diagnostics The below display will show up at the beginning of T&D program If the test result passes, the following display will show up: Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 90 If an error is detected and a test fails, the following message displays: Whether test result are “PASS” or “FAIL”, Then press any key for next actions – Will go back main menu and copying test log file onto diskette is necessary. Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 91: Display Configuration

    HDD1 type & capacity (HDD+SSD RAID mode can’t read HDD and SSD information)  VGA CHIP TYPE / VRAM size  Wireless type  Battery cell (4cell)  LAN Type  Bluetooth  SKUID The screen should display as below: Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 92: Audio Sound Test

    Before Sound test start, you may see notice as below picture: Press any key, then the program will test below item: 1. Line out Left channel test 2. Line out Right channel test 3. Playing 44K wave file 4. Playing 48K wave file Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 93 The screen should display as below, and you can press “Y” to stop playing (If the function is passed); If the function test fail, you can press “N” to stop test, and then it will display as below; Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 94 3 Tests and Diagnostics Press any key, the program will return to the below display, and you can press “Y” or “N” to judge the result. Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 95: Fan On/Off Test

    “OFF”. The screen should display as below, indicating whether the test is passed or failed after the question. After Press “Y”, computer will auto test FAN RPM (2000-6000), and it will  auto check. Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 96 3 Tests and Diagnostics The screen will show below picture, if FAN RPM check is OK; If FAN RPM check is NG, it will show as below: Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 97: Main Battery Charge Test

    - “Battery Is Full” showed when “remain charge capacities” is 100% The screen should display as below, if the charge function is OK, will show: If the charge function is NG, the screen will display as: Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 98 3 Tests and Diagnostics Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 99: Fdd Test

    NOTE: The write-protected device of this formatted diskette should be “Disable”. The subtests run automatically. NOTE: Press “Esc” key can skip the current subtest. The screen should display as below, indicating whether the subtests pass or fail when finished. Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 100 2. Memory Write test 3. Memory Read & Write test 4. Memory INFO test 5. Back to test title When you execute this test, after you press the related number, the test picture will show as below: Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 101 3 Tests and Diagnostics Memory Read Test Memory Write Test Memory Read & Write Test Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 102 3 Tests and Diagnostics Memory Info Test Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 103: Keyboard Test

    When you execute this test, the keyboard layout is drawn on the display. When any key is pressed, the corresponding key on the screen changes to black as shown below. It will indicate whether the sub test is passed or failed after the question. US Keyboard UK keyboard Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 104 3 Tests and Diagnostics Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 105: Mouse (Pad) Test

    It will indicate whether the subtests pass or fail after three questions. NOTE: The above figure has three compartments although the Touch Pad installed may only have two buttons. In this case, the central compartment in the figure does not correspond to any button. Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 106: Lcd Pixels Mode Test

    640*200(2/16 colors) and 640*480(2/16 colors) and 640*350(4 colors) VGA Mode - including 320*200 (256 colors) and 640*480 (256 colors).800*600(256 colors).1024*768(256 colors) The screen should display as below, indicating whether the test is passed or failed after the question Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 107: Magnetic Switch Test

    Follow below steps to run this test: 1. Close the LCD cover. 2. Open the LCD. Then it will indicate whether the test is passed or failed. 1> Select Magnetic Switch test , it will show below display: Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 108 3 Tests and Diagnostics 2>.If the Magnetic switch tests pass, it will show below display: 3>If the Magnetic switch FAIL or doesn’t close LCD when test start, it will show below display: Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 109: Lan Test

    Bus ID – it’s “14”. The LAN test includes three subtests of the: 1. Speed1000 2. Speed100 3. Speed10 The subtests run automatically. The screen should display as below, indicating whether the subtests pass or fail when finished. Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 110 3 Tests and Diagnostics If an error is detected and a test fails, the following message displays: Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 111: Rtc Test

    Check the computer’s RTC (Real Time Clock) and calendar functions by comparing the Free-DOS and CMOS values. The test runs automatically. The screen should display as below, indicating whether the test is passed or failed when finished. Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 112: Led Test

    NOTE: please choice item 6 to reset the default setting after LED test completely The screen should display as below: If press “1” to please check the Power LED& Power button LED, the screen will display as below: Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 113 If press “2” to please check the Battery LED, the screen will display as below If presses “3” to please check the W/L function LED, the screen will display as below If presses “4” to please waiting for reset default, the screen will display as below： Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 114 3 Tests and Diagnostics If presses “5” to please waiting for reset default, the screen will display as below： If press “6” program will go back to test title as below: Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 115 Screen would display as below: After you select the method, then input password: “hard disk”, if input password is Right, the screen would display as below: If input password is wrong, the screen would display as below: Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 116 NOTE: Press “Ctrl+Fn+Break” key to exit the HDD test program. 3.17 Read DMI Compal write Toshiba Part No (version), Toshiba Serial No (Serial No), Product Name, OEM string and UUID, If you want to double check the DMI data, please select Read DMI item, the...
  • Page 117 3 Tests and Diagnostics 3.18 Write DMI When you want to write DMI data, please select which data you want to write, the figure below will be displayed: 1. Write Product Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 118 NOTE: Should input correct DMI data, and should reboot the system that can make the setting effective. If you select “5”, program will go back to the Main Menu as below: Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 119 3 Tests and Diagnostics Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 120: Tp Type R/W Test

    This T/P TYPE R/W test checks the computer’s T/P TYPE and users write T/P vendor ID into EEPROM The test runs automatically. The screen should display as below, indicating whether the test is passed or failed when finished. Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 121 3 Tests and Diagnostics If write T/P type fail, the screen would display as below If read T/P type fail, the screen would display as below If W/R T/P type passes, the screen would display as below Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 122 3 Tests and Diagnostics Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 123: Eeprom Setting

    Set 3G function flag in EE-PROM (Disable/Enable) l. Set NON_OS language in EE-PROM (NONEOS/ HAVEOS) m. Set No Function Disable n. Set Best buy SKU in EE-PROM(BBY SKU/Normal SKU) o. Back To Test Title Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 124 For example: If you want to set MIC function, please press “a” or “A”, the screen will display as below: Please check related information to judge this unit whether has MIC function. If this unit has MIC function, press “Y” then program will set MIC enable automatically as below: Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 125 When you “Enable” or “Disable” EE-PROM function are OK, press any key will go back to EE- PROM SETTING option as below: You can select “m” or “M” disable all not support function such as JET, Display port, Edge logo LED and so on, program will perform automatically as below: Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 126 3 Tests and Diagnostics Press any key you can go back to EE-PROM SETTING option as below: If you select “o” or “O”, program will go back to the Main Menu as below: Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 127: Toshiba Logo Set

    The screen should display as below, indicating whether the test is passed or failed when finished. Press any key continue to auto set, if write OK, the following message displays: When Toshiba Logo set finish, please restart machine, when show below Logo: Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 128 3 Tests and Diagnostics 3.22 Dynabook Logo set Set the computer’s Dynabook Logo for Japan SKU. Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 129 The screen should display as below, indicating whether the test is passed or failed when finished. Press any key continue to auto set, if write OK, the following message displays: When Dynabook Logo set finish, please restart machine, when show below Logo: Satellite U900/U940 /945)Series Maintenance Manual...
  • Page 130 3 Tests and Diagnostics Satellite U900/U940 /945)Series Maintenance Manual...

  • Page 131: Replacement Procedures

    4 Replacement Procedures Chapter 4 Replacement Procedures [CONFIDENTIAL] Metis 10F/10FG Maintenance Manual...
  • Page 132 4 Replacement Procedures Chapter 4 Contents General ........................4-1 Safety Precautions ..................4-2 Before You Begin ................... 4-4 Disassembly Procedures ................. 4-5 Assembly Procedures ..................4-5 Tools and Equipment ..................4-6 Screw Tightening Torque ................4-6 Colors of Screw Shanks ................. 4-7 Symbols of Screws on the Laptop Body ............
  • Page 133 4 Replacement Procedures LED Board ......................4-24 Removing the LED Board ................4-24 Installing the LED Board ................4-24 Touchpad ......................4-25 Remove the Touchpad .................. 4-25 Installing the Touchpad ................4-26 4.10 Fan ........................4-27 Removing the Fan ..................4-27 Installing the Fan ..................
  • Page 134 4 Replacement Procedures Figures Figure 4-1 Removing the Battery Pack .................. 4-8 Figure 4-2 Removing the logic lower door ................4-10 Figure 4-3 Removing the RAM from the connectors ............4-11 Figure 4-4 Removing the screws securing the HDD door ........... 4-14 Figure 4-5 Removing the HDD from the HDD bay ............

  • Page 135: General

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures General This chapter explains how to disassemble the laptop and replace Field Replaceable Units (FRUs). Some replacement procedures may not require you to remove all the surrounding FRUs to replace only one FRU.

  • Page 136: Safety Precautions

    DANGER: Always use the original batteries or replacement batteries authorized by Toshiba. Batteries other than those differ in specifications and are incompatible with the laptop. They may burst or explode. To avoid leakage of alkaline solutions, never heat or disassemble the battery packs.
  • Page 137 For AC input, be sure to use the AC adapter and AC power cable that come with your laptop or Toshiba-recommended equivalents. To avoid the risk of electrical shock, make sure that all the replacement components meet the specifications of the laptop and that all the cables and connectors are fastened securely.

  • Page 138: Before You Begin

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. Before You Begin Before you begin to disassemble the laptop, keep in mind the precautions and advice in this section. Always begin disassembly by removing the AC adapter and battery pack. Remove the optional parts and accessories as well.

  • Page 139: Disassembly Procedures

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures Disassembly Procedures The cable connectors come in these two basic types:  Pressure plate connectors  Normal pin connectors To remove a pressure plate connector, pull up the tabs on either side of the connector's plastic pressure plate and gently pull the cable out of the connector.

  • Page 140: Tools And Equipment

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. Tools and Equipment For your safety and that of other people in the working environment, it is strongly recommended that you use electrostatic discharge (ESD) equipment. The proper use of this equipment will ensure successful repair work and reduce the costs for repairing damaged components.

  • Page 141: Colors Of Screw Shanks

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures Colors of Screw Shanks For easy identification of the correct screws, the screw shanks are colored according to their lengths, as follows: ...

  • Page 142: Battery Pack

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. Battery Pack Removing the Battery Pack Remove the battery pack according to the following procedures and Figure 4-1. CAUTION: When handling the battery packs, use care not to short circuit the terminals. Do not drop, hit, twist, or bend the battery packs.

  • Page 143: Installing The Battery Pack

    Always dispose of the battery packs as required by local ordinances or regulations. Use only replacement batteries recommended by Toshiba. NOTE: Visually check the battery's terminals. If they are dirty, clean them with a dry cloth.

  • Page 144: Memory

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. Memory Removing the Optional Memory Remove the optional memory according to the following procedures and Figures 4-2 and 4-3 after checking that the laptop is turned off. CAUTION: Remove the optional memory after turning off the laptop.

  • Page 145: Installing The Optional Memory

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures Figure 4-3 Removing the RAM from the connectors 3. Pull the two memory lock latches outward so that the memory pops up. 4.
  • Page 146 4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. 3. Tighten the one M2.5×5 half teeth screw to secure the logic lower door. Once the laptop is turned on, check the hardware configuration in the Hardware Setup or TESTUP program to make sure that the installed memory has been recognized by the system.

  • Page 147: Hdd

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures Removing the HDD Remove the HDD (hard disk drive) according to the following procedures and Figures 4-4, 4-5 and 4-6. CAUTION: This is push bar for Assemble HDD. Do not press on the top or bottom of the drive.
  • Page 148 4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. For H7 model: Loosen the M2.5×5 half teeth screw securing the door(mark 1 as shown in figure), and pry up the door by the way shown if figure to release the hooks away, handle the door at mark 3 shown in figure then pull out the door by rotating at 45 degree.
  • Page 149 Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures M2.5×6*1 Figure 4-5 Removing the HDD from the HDD bay NOTE: Do not disassemble the HDD pack when it is working normally. Disassemble or replace the HDD pack only if it fails.

  • Page 150: Installing The Hdd

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. 6. Remove the HDD BRK and aluminum foil. M3×3*4 Figure 4-6 Removing the HDD aluminum CAUTION: Do not apply pressure to the top or bottom of the drive. Installing the HDD Install the HDD according to the following procedures and Figure 4-7.
  • Page 151 Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures 3. Secure the HDD BRK to the HDD with four M3×3 screws according to the sequence indicated in Figure 4-7. M3×3*4 Figure 4-7 Installing the HDD aluminum foil CAUTION: To prevent the HDD aluminum foil from being distorted when installing the HDD pack into the laptop, do not press the center of the HDD pack.

  • Page 152: Ssd Card

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. SSD Card Removing the SSD Card Remove the SSD card according to the following procedures and Figure 4-8. 1. Remove the two M2×3 screws securing the SSD card, the SSD card pops up automatically. 2.

  • Page 153: Wlan Card

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures WLAN Card Removing the WLAN Card Remove the WLAN card according to the following procedures and Figure 4-9. 1. Disconnect the two antenna cables from the WLAN card. 2.
  • Page 154 4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. 3. Connect the two antenna cables to the WLAN card. Connect the white WLAN antenna (main) to the #1 connector, and the black WLAN antenna (auxiliary) to the #2 connector. 4-20 Metis 10F/10FG Maintenance Manual [CONFIDENTIAL]...

  • Page 155: Logic Upper Assembly

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures Logic Upper Assembly Removing the Logic Upper Assembly Remove the logic upper assembly according to the following procedures and Figures 4-10 and 4-11.

  • Page 156: Installing The Logic Upper Assembly

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. 4. Grab the left edge of the opening logic upper assembly from down to up by rotating the laptop at 20 degree. 5.
  • Page 157 Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures 3. Connect the TPC FFC, keyboard FFC, backlight cable and speaker cable to the connector on the motherboard. 4. Turn the laptop upside down, secure the logic upper assembly with seventeen M2.5×6 (for H7 model)/nineteen M2.5×6 (for H95 model) and one M2.0×4 screws as indicated in Figure 4-10.

  • Page 158: Led Board

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. LED Board Removing the LED Board Remove the LED board according to the following procedures and Figure 4-12. 1. Press the hook on the LED board and pull it, let the LED board slide out up structure. Figure 4-12 Removing the LED board 2.

  • Page 159: Touchpad

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures Touchpad Remove the Touchpad Remove the touchpad according to the following procedures and Figure 4-13. 1. Remove the two M2.5×4 screws securing the touchpad and release the three hooks (mark a shown in figure 4-12).

  • Page 160: Installing The Touchpad

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. Figure 4-13 Removing the Touchpad Installing the Touchpad Install the Touchpad according to the following procedures: 1. Seat the touchpad in the logic upper assembly, press down the touchpad to make sure three hooks locked the touchpad module.

  • Page 161: Fan

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures 4.10 Removing the Fan Remove the Fan according to the following procedures and Figure 4-14. 1. Disconnect the fan cable from the connector on the motherboard. 2.

  • Page 162: Installing The Fan

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. Installing the Fan Install the Fan according to the following procedures: 1. Seat the fan in the logic lower, and secure two M2.5×4 screw to secure the fan. 2.

  • Page 163: Motherboard

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures 4.11 Motherboard Removing the Motherboard Remove the motherboard according to the following procedures and Figure 4-15. 1. Pull out the DC-IN connector from the routing channel. 2.

  • Page 164: Installing The Motherboard

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. Installing the Motherboard Install the motherboard according to the following procedures: 1. Align the ports on the right side of the motherboard to the corresponding openings in the logic lower assembly, and seat the motherboard in the logic lower assembly.

  • Page 165: Thermal Module

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures 4.12 Thermal Module Removing the Thermal Module Remove the thermal module according to the following procedures and Figure 4-16. CAUTION: When removing the thermal module, keep the following in mind: The thermal module can become very hot during operation.

  • Page 166: Installing The Thermal Module

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. UMA model Figure 4-16 Removing the thermal module 2. Remove the thermal module from the motherboard. Installing the Thermal Module Install the Thermal Module according to the following procedures: CAUTION: When installing the thermal module, keep the following in mind: Be sure to confirm the correct position for the module.
  • Page 167 Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures 1. Reapply Shinetsu 7762 grease on the CPU thermal module as shown in Figure 4-17. If you use a new CPU thermal module, remove the release papers on the thermal pads first. DIS model UMA model Figure 4-17 Reapplying the thermal grease on the thermal module...
  • Page 168 4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. 3. Secure the thermal module with four M2×4 screws, according to the number sequence sealed on the thermal module. 4-34 Metis 10F/10FG Maintenance Manual [CONFIDENTIAL]...

  • Page 169: Speakers

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures 4.13 Speakers Removing the Speakers Remove the Speakers according to the following procedure and Figure 4-18. Gently remove the left and right speakers from the logic lower assembly. Figure 4-18 Removing the speakers Installing the Speakers Install the speakers according to the following procedure:...

  • Page 170: Display Assembly

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. 4.14 Display Assembly Removing the Display Assembly CAUTION: Use care to avoid the antenna cable being caught between the display assembly and the laptop.

  • Page 171: Installing The Display Assembly

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures Installing the Display Assembly Install the display assembly according to the following procedures: 1. Seat the display hinge brackets in the correct position on the logic lower assembly and secure it with two M2.5×6 screws.

  • Page 172: Lcd Bezel

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. 4.15 LCD Bezel Removing the LCD Bezel Assembly Remove the LCD bezel according to the following procedures and Figure 4-20. 1. Remove the two screw rubbers on the LCD bezel. 2.

  • Page 173: Installing The Lcd Bezel Assembly

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures 4. Pry up the LCD bezel, starting from the bottom edge and toward the top edge. 5. Push up the hinge caps to free it from the LCD hinges and remove the LCD bezel. Installing the LCD Bezel Assembly NOTE: Take care not to pinch the antenna cables.

  • Page 174: Lcd Module

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. 4.16 LCD Module Removing the LCD Module Remove the LCD module according to the following procedures and Figures 4-21, 4-22 and 4- 1.
  • Page 175 Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures 2. Remove the four M2×3 screws securing the LCD panel and gently remove the LCD panel. M2×3*4 Figure 4-22 Removing the LCD panel from the LCD cover 3.
  • Page 176 4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. Figure 4-23 Removing the LVDS cable from the LCD panel NOTE: Integrated Circuits (ICs) are fragile. Use extreme care not to apply pressure to the ICs along the edges of the LCD panel.

  • Page 177: Installing The Lcd Module

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures Installing the LCD Module Install the LCD panel according to the following procedures: 1. Connect the LVDS cable to the LCD panel connector, and adhere the clear tape to the back of the LCD panel.

  • Page 178: Camera Module

    4 Replacement Procedures Error! No text of specified style in document. Error! No text of specified style in document. 4.17 Camera Module Removing the Camera Module Remove the Camera Module according to the following procedure and Figure 4-24.  Gently peel the camera module and cable off the LCD cover assembly. Figure 4-24 Removing the Camera Module NOTE: Camera module is fastened by adhesive tape.

  • Page 179: Installing The Camera Module

    Error! No text of specified style in document. Error! No text of specified style in document. Replacement Procedures Installing the Camera Module Install the Camera Module according to the following procedure: NOTE: Take extra care in routing cables and antennas on the LCD module. Improperly routed cables can become pinched or damaged and cause malfunction.

  • Page 180: Appendix A Handling The Lcd Module

    Appendix A Appendix A Handling the LCD Module Precautions for handling the LCD module The LCD module can be easily damaged during assembly or disassembly. Observe the following precautions when handling it to prevent damaging it. 1. When installing the LCD module in the display assembly, make sure that you seat it so that it is properly aligned and maximum visibility of the display is maintained.
  • Page 181 3. If the panel’s surface gets dirty or moist, wipe it with cotton or a soft cloth. If it is still dirty, try breathing on the surface to create a light condensate and wipe it again. If the surface is very dirty, we recommend a CRT cleaning agent. Apply the agent to a soft cloth and then wipe the panel’s surface.
  • Page 182 5. Glass is used in the panel, so be careful not to drop it or let it strike a hard object, which could cause breakage or cracks. 6. CMOS-LSI circuits are used in the module, so guard against damage from electrostatic discharge.
  • Page 183 7. Do not expose the module to direct sunlight or strong ultraviolet rays for long periods. 8. Do not store the module at temperatures below its specifications. Cold can cause the liquid crystals to freeze, lose their elasticity or otherwise suffer damage. 9.
  • Page 184 10. If you transport the module, do not use packing material that contains epoxy resin (amine) or silicon glue (alcohol or oxime). These materials can release gas that can damage the panel’s polarization. [CONFIDENTIAL] Satellite U940/U945 Series Maintenance Manual...

  • Page 185: Appendix B Board Layout

    Appendix B Appendix B Board Layout B.1 System Board Top View JLVDS JFAN Figure B-1 System Board Layout (Top) B.2 System Board Bottom View JDDR3S PJP2 JDDR3R PJP3 JLAN JHDMI JUSBRR JUSBL JSUBRF JMSATA JCARD JEXMIC JWLAN JLINE JSPK JBLG JLED JHDD Figure B-2 System Board Layout (Bottom)
  • Page 186 Table B-1 System Board ICs (top and bottom) Number Name BD82HM77 SLJ8C C1 BGA 989P PCH EC (KB9012) BIOS ROM (4MB SPI) BIOS ROM (2MB SPI) CODEC (ALC259-VC2-CG) Card Reader Controller (RTS5137-GR) LAN Controller (RTL8105E-VD-CGT) VGA (nVIDIA N13P-GL) Table B-2 System Board Connectors (top and bottom) Number Name JFAN...

  • Page 187: Appendix C Pin Assignments

    Appendix C Pin Assignments System Board JFAN Table C-1 FAN I/F pin assignments (5-pin) Pin No. Signal name Pin No. Signal Name +FAN1 FAN_SPEED1 FANPWM JLVDS Table C-2 LVDS I/F pin assignments (30-pin) Pin No. Signal name Pin No. Signal Name +3VS_LVDS_CAM USB20_N11_R USB20_P11_R...
  • Page 188 JHDMI Table C-3 HDMI I/F pin assignments (19-pin) Pin No. Signal name Pin No. Signal Name HDMI_R_D2+ HDMI_R_D2- HDMI_R_D1+ HDMI_R_D1- HDMI_R_D0+ HDMI_R_D0- HDMI_R_CK+ HDMI_R_CK- HDMI_SCLK HDMI_SDATA +HDMI_5V_OUT HDMI_HPD_C JHDD Table C-4 HDD I/F pin assignments (22-pin) Pin No. Signal name Pin No.
  • Page 189 JLINE Table C-5 Line Out Connector pin assignments (8-pin) Pin No. Signal name Pin No. Signal Name HP_L_L HP_R_L NBA_PLUG JWLAN Table C-6 WLAN Connector pin assignments (52-pin) Pin No. Signal name Pin No. Signal Name +3V_WLAN BT_CTRL_R +1.5VS CLKREQ_WLAN# CLK_WLAN# CLK_WLAN WLAN_OFF#...
  • Page 190 +3V_WLAN +3V_WLAN +1.5VS E51_TXD_R E51_RXD_R +3V_WLAN [CONFIDENTIAL] Satellite Series Maintenance Manual U940/U945...
  • Page 191 JMSATA Table C-7 mSATA pin assignments (52-pin) Pin No. Signal name Pin No. Signal Name +3VS SATA_PRX_DTX_ +3VS SATA_PRX_DTX_ SATA_PTX_C_DR X_N1 SATA_PTX_C_DR X_P1 +3VS +3VS +3VS [CONFIDENTIAL] Satellite Series Maintenance Manual U940/U945...
  • Page 192 JLAN Table C-8 LAN Connector pin assignments (8-pin) Pin No. Signal name Pin No. Signal Name RJ45_MIDI0+ RJ45_MIDI0- RJ45_MIDI1+ RJ45_MIDI1- JDDR3S Table C-9 SODIMM I/F pin assignments (204-PIN) Pin No. Signal name Pin No. Signal Name +VREF_DQA DDR_A_D4 DDR_A_D0 DDR_A_D5 DDR_A_D1 DDR_A_DQS#0 DDR_A_DM0...
  • Page 193 DDR_A_D17 DDR_A_D21 DDR_A_DQS#2 DDR_A_DM2 DDR_A_DQS2 DDR_A_D22 DDR_A_D18 DDR_A_D23 DDR_A_D19 DDR_A_D28 DDR_A_D24 DDR_A_D29 DDR_A_D25 DDR_A_DQS#3 DDR_A_DM3 DDR_A_DQS3 DDR_A_D26 DDR_A_D30 DDR_A_D27 DDR_A_D31 DDRA_CKE0 DDRA_CKE1 +1.5V +1.5V DDR_A_MA15 DDR_A_BS2 DDR_A_MA14 +1.5V +1.5V DDR_A_MA12 DDR_A_MA11 DDR_A_MA9 DDR_A_MA7 +1.5V +1.5V DDR_A_MA8 DDR_A_MA6 DDR_A_MA5 DDR_A_MA4 +1.5V +1.5V DDR_A_MA3 DDR_A_MA2...
  • Page 194 +1.5V +1.5V DDR_A_MA13 DDRA_ODT1 DDRA_SCS1# +1.5V +1.5V +DDR_VREF_CA_ DIMMA DDR_A_D32 DDR_A_D36 DDR_A_D33 DDR_A_D37 DDR_A_DQS#4 DDR_A_DM4 DDR_A_DQS4 DDR_A_D38 DDR_A_D34 DDR_A_D39 DDR_A_D35 DDR_A_D44 DDR_A_D40 DDR_A_D45 DDR_A_D41 DDR_A_DQS#5 DDR_A_DM5 DDR_A_DQS5 DDR_A_D42 DDR_A_D46 DDR_A_D43 DDR_A_D47 DDR_A_D43 DDR_A_D52 DDR_A_D49 DDR_A_D53 DDR_A_DQS#6 DDR_A_D53 DDR_A_DQS6 DDR_A_D54 DDR_A_D50 DDR_A_D55 DDR_A_D51 DDR_A_D60...
  • Page 195 DDR_A_D58 DDR_A_D62 DDR_A_D59 DDR_A_D63 PM_EXTTS# +3VS PM_SMBDATA PM_SMBCLK +0.75VS +0.75VS C.10 JDDR3R Table C-18 SODIMM I/F pin assignments (204-PIN) Pin No. Signal name Pin No. Signal Name +VREF_DQB DDR_B_D4 DDR_B_D0 DDR_B_D5 DDR_B_D1 DDR_B_DQS#0 DDR_B_DM0 DDR_B_DQS0 DDR_B_D2 DDR_B_D6 DDR_B_D3 DDR_B_D7 DDR_B_D8 DDR_B_D12 DDR_B_D9 DDR_B_D13...
  • Page 196 DDR_B_D18 DDR_B_D23 DDR_B_D19 DDR_B_D28 DDR_B_D24 DDR_B_D29 DDR_B_D25 DDR_B_DQS#3 DDR_B_DM3 DDR_B_DQS3 DDR_B_D26 DDR_B_D30 DDR_B_D27 DDR_B_D31 DDRB_CKE0 DDRB_CKE1 +1.5V +1.5V DDR_B_MA15 DDR_B_BS2 DDR_B_MA14 +1.5V +1.5V DDR_B_MA12 DDR_B_MA11 DDR_B_MA9 DDR_B_MA7 +1.5V +1.5V DDR_B_MA8 DDR_B_MA6 DDR_B_MA5 DDR_B_MA4 +1.5V +1.5V DDR_B_MA3 DDR_B_MA2 DDR_B_MA1 DDR_B_MA0 +1.5V +1.5V DDRB_CLK0 DDRB_CLK1...
  • Page 197 DIMMB DDR_B_D32 DDR_B_D36 DDR_B_D33 DDR_B_D37 DDR_B_DQS#4 DDR_B_DM4 DDR_B_DQS4 DDR_B_D38 DDR_B_D34 DDR_B_D39 DDR_B_D35 DDR_B_D44 DDR_B_D40 DDR_B_D45 DDR_B_D41 DDR_B_DQS#5 DDR_B_DM5 DDR_B_DQS5 DDR_B_D42 DDR_B_D46 DDR_B_D43 DDR_B_D47 DDR_B_D43 DDR_B_D52 DDR_B_D49 DDR_B_D53 DDR_B_DQS#6 DDR_B_D53 DDR_B_DQS6 DDR_B_D54 DDR_B_D50 DDR_B_D55 DDR_B_D51 DDR_B_D60 DDR_B_D56 DDR_B_D61 DDR_B_D57 DDR_B_DQS#7 DDR_B_DM7 DDR_B_DQS7 DDR_B_D58 DDR_B_D62...
  • Page 198 +3VS PM_SMBCLK +0.75VS +0.75VS C.11 JKB Table C-11 Keyboard Connector pin assignments (30-pin) Pin No. Signal name Pin No. Signal Name CAPS_LED# +3VS KSI1 KSI6 KSI5 KSI0 KSI4 KSI3 KSI2 KSI7 KSO15 KSO12 KSO11 KSO10 KSO9 KSO8 KSO13 KSO7 KSO6 KSO14 KSO5 KSO3...
  • Page 199 C.13 JCARD Table C-13 CARD READER connector pin assignments (11-pin) Pin No. Signal name Pin No. Signal Name MS_DATA1_SD_D SDCMD ATA3 +VCC_3IN1 MS_DATA2_SDCL SD_DATA0 SD_DATA1 SD_DATA2_MS_D SDCD# ATA5 SDWP_MSCLK C.14 JSPK Table C-14 SPK connector pin assignments (4-pin) Pin No. Signal name Pin No.
  • Page 200 C.16 JUSBRR Table C-16 USB connector pin assignments (9-pin) Pin No. Signal name Pin No. Signal Name +USB_VCCA USB20_N1_R USB20_P1_R U3RXDN2_L U3RXDP2_L U3TXDN2_C_L U3TXDP2_C_L C.17 JUSBRF Table C-17 USB connector pin assignments (9-pin) Pin No. Signal name Pin No. Signal Name +USB_VCCB USB20_N0_R USB20_P0_R...
  • Page 201 C.19 JLED Table C-19 LED/B connector pin assignments (14-pin) Pin No. Signal name Pin No. Signal Name PM_SMBCLK PM_SMBDATA TP_CLK TP_DATA LID_SW# WL_BT_LED# PWR_SUSP_LED# PWR_ON_LED# BATT_CHG_LOW_ LED# BATT_FULL_LED# +5VALW +3VS +3VL C.20 PJP3 Table C- 20 AC Adaptor connector pin assignments (4-pin) Pin No.
  • Page 202 C.21 PJP2 Table C-21 Battery connector pin assignments (9-pin) Pin No. Signal name Pin No. Signal Name BATT_S1 BATT_S1 BATT_P4 BATT_P5 EC_SMDA EC_SMCA [CONFIDENTIAL] Satellite Series Maintenance Manual C-16 U940/U945...
  • Page 203 Appendix D Appendix D Keyboard Scan/Character Codes Table D-1 Scan codes (set 1 and set 2) (1/4) Code set 1 Code set 2 Keytop Note Make Break Make Break ‘ ~ 7 & BkSp Satellite U940/U945 Series Maintenance Manual...
  • Page 204 Table D-1 Scan codes (set 1 and set 2) (2/4) Code set 1 Code set 2 Keytop Note Make Break Make Break Caps Lock ‘ “ Enter Shift (L) No.102 , < . > Shift (R) Satellite U940/U945 Series Maintenance Manual...
  • Page 205 Table D-1 Scan codes (set 1 and set 2) (3/4) Code set 1 Code set 2 Keytop Note Make Break Make Break Ctrl(L) Alt (L) Space ALT (R) Ctrl(R) Home PgUp PgDn Satellite U940/U945 Series Maintenance Manual...
  • Page 206 Table D-1 Scan codes (set 1 and set 2) (4/4) Code set 1 Code set 2 Keytop Note Make Break Make Break PrintSc Pause — — — — Notes: 1. * Scan codes differ by mode. 2. * Scan codes differ by overlay function. 3.
  • Page 207 Table D-2 Scan codes with left Shift key Code set 1 Code set 2 Make Break Make Break E0 AA E0 35 E0 B5 E0 2A E0 F0 12 E0 4A E0 F0 4A E0 12 E0 AA E0 52 E0 D2 E0 2A E0 F0 12 E0 70 E0 F0 70 E0 12 E0 AA E0 53 E0 D3 E0 2A E0 F0...
  • Page 208 Table D-3 Scan codes in Numlock mode Code set 1 Code set 2 Make Break Make Break E0 2A E0 52 E0 D2 E0 AA E0 12 70 E0 F0 70 E0 F0 12 E0 2A E0 53 E0 D3 E0 AA E0 12 71 E0 F0 71 E0 F0 12...
  • Page 209 Table D-5 Scan codes in overlay mode Code set 1 Code set 2 Keytop Make Break Make Break HOME ↑ PGUP ← → ↓ PGON Enter Enter Table D-6 No.124 key scan code Code set 1 Code set 2 Shift Make Break Make...
  • Page 210 Table D-7 No.126 key scan code Key top Shift Code set 1 Code set 2 Make Make Pause Common Ctrl *: This key generates only make codes. Satellite U940/U945 Series Maintenance Manual...

  • Page 211: Appendix E Key Layout

    Appendix E Key Layout United Status (US) Keyboard Figure US keyboard Traditional Chinese (CH) Keyboard Figure CH keyboard 3. Thai (TI) Keyboard Satellite Series Maintenance Manual CONFIDENTIAL U940/U945...
  • Page 212 Figure TI keyboard 4. Korean (KO) Keyboard Figure KO keyboard 5. United Kingdom (UK) Keyboard CONFIDENTIAL Satellite Series Maintenance Manual U940/U945...
  • Page 213 Figure UK keyboard 6. US International (UI) Keyboard Figure UI keyboard 7. Hebrew (HB) Keyboard Satellite Series Maintenance Manual CONFIDENTIAL U940/U945...
  • Page 214 Figure HB keyboard 8. Danish (DM) Keyboard Figure DM keyboard 9. Swiss (SW) Keyboard Figure SW keyboard 10. Arabic (ARE) Keyboard CONFIDENTIAL Satellite Series Maintenance Manual U940/U945...
  • Page 215 Figure ARE keyboard 11. Czech (CZ) Keyboard Figure CZ keyboard 12. Russian (RU) Keyboard Satellite Series Maintenance Manual CONFIDENTIAL U940/U945...
  • Page 216 Figure RU keyboard 13. Portuguese (PO) Keyboard Figure PO keyboard 14. Slovakian (SL) Keyboard CONFIDENTIAL Satellite Series Maintenance Manual U940/U945...
  • Page 217 Figure SL keyboard 15. Italian (IT) Keyboard Figure IT keyboard 16. French (FR) Keyboard Figure FR keyboard 17. German (GR) Keyboard Satellite Series Maintenance Manual CONFIDENTIAL U940/U945...
  • Page 218 Figure GR keyboard 18. Greek (GK) Keyboard Figure GK keyboard 19. Hungarian (HG) Keyboard CONFIDENTIAL Satellite Series Maintenance Manual U940/U945...
  • Page 219 Figure HG keyboard 20. Spanish (SP) Keyboard Figure SP keyboard 21. Turkish (TR) Keyboard Satellite Series Maintenance Manual CONFIDENTIAL U940/U945...
  • Page 220 Figure TR keyboard 22. Turkish F (TR-F) Keyboard Figure TR-F keyboard 23. Swedish (SD) Keyboard CONFIDENTIAL Satellite Series Maintenance Manual U940/U945...
  • Page 221 Figure SD keyboard 24. Belgian (BE) Keyboard Figure BE keyboard 25. Yugoslavian (YU) Keyboard Figure YU keyboard 26. Norwegian (NW) Keyboard Satellite Series Maintenance Manual CONFIDENTIAL U940/U945...
  • Page 222 Figure NW keyboard 27. Scandinavian (ND) Keyboard Figure ND keyboard 28. Canadian Multinational (AC) Keyboard CONFIDENTIAL Satellite Series Maintenance Manual U940/U945...
  • Page 223 Figure AC keyboard 29. Canadian Bilingual (CB) Keyboard Figure CB keyboard 30. Romania (RO) Keyboard Satellite Series Maintenance Manual CONFIDENTIAL U940/U945...
  • Page 224 Figure RO keyboard 31. Bulgaria (BU) Keyboard Figure BU keyboard 32. Latin American (LA) Keyboard CONFIDENTIAL Satellite Series Maintenance Manual U940/U945...
  • Page 225 Figure LA keyboard 33. Japanese (JP) Keyboard Figure JP keyboard 34. Brazilian (BZ) Keyboard Satellite Series Maintenance Manual CONFIDENTIAL U940/U945...
  • Page 226 Figure BZ keyboard CONFIDENTIAL Satellite Series Maintenance Manual U940/U945...
  • Page 227 Appendix F Screw list Location Description Screw Type Quantity Torque MA0000060G0 LCD PANEL TO LCD COVER 1.5~2kgf M2x3 (黑鎳) MA000006AG0 LCD HINGE BREAKET ASSY L&R TO LCD ASSY 2~2.5kgf LCD COVER M2.5x3 (薄頭白鎳) MA000009QG0 LCD BEZEL TO COVER 2~2.5kgf M2.5x4 (薄頭白鎳) HDD CONNECTOR TO MB 1.2~1.5kgf MACK20040G0...
  • Page 228 LOG LOW TO HINGE BRACKET UP LOG LOW TO UP HDD BRACKET TO LOG LOW MG AL HDD DOOR TO LOW MA000003NG0 LOG LOW TO UP (FRONT OF HDD) 1.5~2kgf M2.0x4 (小頭白鎳) WLAN CARD TO LOG UP STANDOFF 1.5~2kgf MA0000060G0 MODULE PARTS M2x3 (黑鎳)

  • Page 229: Appendix G Reliability

    Appendix G Appendix G Reliability The following table shows MTBF (Mean Time Between Failures) for each component. Table G-1 MTBF Component Time (hours) 10,000 Keyboard 300,000 Optical (DVD/CD) drive AC adaptor [CONFIDENTIAL] Satellite U940/U945 Series Maintenance Manual...

This manual is also suitable for:

Satellite u940Satellite u945

Table of Contents