Motorola V3i Troubleshooting Manual
Hide thumbs
Also See for V3i:
- User manual (234 pages) ,
- Service manual (54 pages) ,
- Disassembly manual (32 pages)
Table of Contents
Advertisement
Quick Links
Motorola GmbH, CSS Center, Mobile Devices
Title:
Troubleshooting-Guide V3i / V3_05
Troubleshooting Guide V3i and V3_05 – Level 3/4
This document was created to assist analyzers troubleshooting Motorola GSM Phones. All
Information was collected during the repair in the Repair Entitlement Group Flensburg
Repair Support Information
Doc. No:
Date:
Page:
© Copyright 2003-2006 Motorola Inc. All Rights reserved.
Motorola internal use
TSG_V3i/V3_05
04.09.2006
1 / 22
Advertisement
Table of Contents
Troubleshooting
Related Manuals for Motorola V3i
Summary of Contents for Motorola V3i
- Page 1 1 / 22 Troubleshooting Guide V3i and V3_05 – Level 3/4 This document was created to assist analyzers troubleshooting Motorola GSM Phones. All Information was collected during the repair in the Repair Entitlement Group Flensburg © Copyright 2003-2006 Motorola Inc. All Rights reserved.
-
Page 2: Table Of Contents
MKPxx OPRxx SIKxx SIMxx TONxx Follow up faults caused by failed repair actions Flash procedures Software Update Recovering Flash memory in Forced Flash Mode Image Flash © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use... -
Page 3: Requirements - System Requirements
99991966 (Metal stencil GSM Edge) part no 19501966 (Mounting Bracket GSM Edge) part no 99991964 (Metal stencil for PA) part no 19501964 (Mounting bracket for PA) Use of preheater © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use... -
Page 4: Top Ten Defect Parts
Page: 4 / 22 Top Ten defect parts The following is an analysis summery of the V3i and V3_05 repaired during NPI process by the Repair Entitlement Group CSS Flensburg © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information... -
Page 5: Troubleshooting Guide
G1 (radio in off state!).It should be rotating, if not replace the vibrator G1.Check the diode D_VIB . Otherwise replace ATLAS (U900). Please use underfilm for U900. © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use... - Page 6 If not check J2 for solder shorts,C1014/1015 for low resistance (eventually) check PCB on open tracks from J2 to C1014/U900-T6 and J2 to C1015/U900-R7 If ok, replace Atlas (U900). Please use underfilm for U900. © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use...
- Page 7 If not, check oscillator Y301 (26MHz). check the BLUE_WAKEB replace U300 If not, replace Neptune (U800) Note: You can only measure the signals, when Bluetooth is activated. pulsed signal © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use...
- Page 8 / voltages this part provides. In the most cases this part will provide a supply voltage to other parts which can also get warm due to an internal short. © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information...
- Page 9 BAT02—radio draws about 40mA off current Only ATLAS is getting warm (checked with coolant-spray); nothing else ATLAS draws off current-> replace ATLAS. Please use underfilm for U900. © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use...
- Page 10 Check BATT_Therm at J3-3, it should be 2,7Vdc.If it is not check R990, R991 and C990 for low resistance. If ok replace the ATLAS (U900) .Please use underfilm for U900 © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use...
- Page 11 Please use underfilm for U900. CPR01 – Voice call – Can’t make CPR02 – Voice call – Can’t receive call CPR03 – Voice call – no service © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use...
- Page 12 So you can only check the signals from U250_SYNTH. VCO_REG at C155 RF_REG at C154 PERIPH_IO_REG at C227 RF_REG at C151 RX850 at R50 Many TX-RX failures are problems with U250_SYNTH. © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use...
- Page 13 Make sure that the problem is not located in the Flip Assembly, by testing PCB with a good one and do an optical check of J2_KBD. Make a reflash /flex with a 1FF-File at first. © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use...
- Page 14 R_LCD 1-6 solder short R_LCD 2-6 solder short U 1401 for defective part If all of these are ok, it should most likely be a problem with Neptune (U800) © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use...
- Page 15 Neptune. Check: FL 1401 VRBB1 J2_KBD for loose pins or solder short If the keypad connector/Filters are ok it’s probably a problem with the Neptune (U800). © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use...
- Page 16 SIM01 – Sim card – check card/insert SIM The most problems of V3i SIM card are caused by a tombstoned part R 805 near Neptune. Measurement on the SIM interface is a little bit difficult, as not all signals will be present until a SIM card and a battery are inserted.
- Page 17 You can put the probe to the test points of each voltage and view the voltages appearing for a short time (half a second) during each switching action. © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information...
- Page 18 Repair Studio/RSDlite (USB device error) then look at U250 for product code 03/06 to 27/06), or use coolant spray to freeze U250. If the phone connects to Repair Studio/ RSDlite then replace U250. © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use...
-
Page 19: Follow Up Faults Caused By Failed Repair Actions
We found that some parts seem to be more heat sensitive then others.U250, U300 and the MIC are heat sensitive. Also we found many badly reworked PA’s (U50). Please use the tool for resolder the PA, also for U250. © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use... - Page 20 Title: Troubleshooting-Guide V3i / V3_05 Page: 20 / 22 The key-differences between V3i and V3_05 are: no external card reader on V3_05 no RTC battery on PCB for V3_05, is integrated in Flip another Bluetooth – Chip on PCB for V3_05 was Class 1, Partnr.
-
Page 21: Flash Procedures
1FF file after restart: take out of “In Factory” perform a Master Reset/Master Clear do a complete phasing/call processing © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use... - Page 22 1FF file after restart: take out of “In Factory” perform a Master Reset/Master Clear do a complete phasing/call processing © Copyright 2003-2006 Motorola Inc. All Rights reserved. Repair Support Information Motorola internal use...