Epson Perfection 3200 Photo Service Manual
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Epson Perfection 3200 Photo Service Manual

Color image scanner
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SERVICE MANUAL
Color Image Scanner
EPSON Perfection 3200 Photo
®
SESC02-003

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Summary of Contents for Epson Perfection 3200 Photo

  • Page 1 SERVICE MANUAL Color Image Scanner EPSON Perfection 3200 Photo ® SESC02-003...
  • Page 2 SEIKO EPSON CORPORATION. All effort have been made to ensure the accuracy of the contents of this manual. However, should any errors be detected, SEIKO EPSON would greatly appreciate being informed of them.
  • Page 3 REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON CERTIFIED REPAIR TECHNICIAN. MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE, LISTED ON THE SERIAL NUMBER/RATING PLATE. IF THE EPSON PRODUCT HAS A PRIMARY AC RATING DIFFERENT FROM AVAILABLE POWER SOURCE, DO NOT CONNECT IT TO THE POWER SOURCE.
  • Page 4 Provides preventive maintenance procedures and the related to a specific subject, or comment on the results achieved through a previous action. lists of Epson-approved lubricants and adhesives required for servicing the product. Indicates an operating or maintenance procedure, practice APPENDIX...
  • Page 5 Revision Status Revision Issued Date Description November 18 , 2002 First Release...

  • Page 6: Table Of Contents

    EPSON Perfection 3200 Photo Revision A Contents Product Description Troubleshooting.................... 27 Features ......................4 Disassembly and Assembly Basic specifications ..................5 Overview ...................... 32 Interface Specification ..................8 Precaution ....................32 IEEE-1394 ....................8 Tools Required ..................33 USB 2.0 specifications ................9 Screws ....................
  • Page 7 EPSON Perfection 3200 Photo Revision A Overview....................... 57 Cleaning ....................57 Lubrication....................58 Appendix Connector Layout ..................60 Interconnection..................60 Connector Assignment ................60 Connector....................61 Circuit Diagram..................... 64 Exploded Diagram ..................68 Parts List....................... 71...

  • Page 8: Product Description

    C H A P T E R PRODUCT DESCRIPTION...

  • Page 9: Features

    -New graphic user interface: Full Auto Mode, Home mode and Professional mode. The main features of the Perfection 3200 Photo are: -Works not only as a TWAIN driver but also as a stand-alone High speed and high-resolution A4 color image scanner that is ideal for apprication to save image without a graphic application e.g.

  • Page 10: Basic Specifications

    EPSON Perfection 3200 Photo Revision A 1.2 Basic specifications Image processing Gamma Correction: Output correction types : 5 standard types CRT 2 level (A, B) BASIC SCANNER SPECIFICATIONS PRINTER 3 level (A, B, C) User defined 1 level Product Type:...
  • Page 11 EPSON Perfection 3200 Photo Revision A Operating System: ELECTRICAL SPECIFICATIONS IEEE1394 I/F: Microsoft Windows XP Rated voltage: AC100-120V Microsoft Windows 2000 Professional AC220-240V Macintosh Windows Me Mac OS 8.6 to X ± Input voltage: AC 100 -120V (FireWire updater 2.1 or later needed) ±...
  • Page 12 EPSON Perfection 3200 Photo Revision A RESISTANCE TO ELECTRIC NOISE Static electricity: panel - 10 kV Ω metal - 7kV/150 pF, 150 ENVIRONMENTAL CONDITIONS Temperature: ° ° Operating: C to 35 ° ° Storage: C to 60 Humidity: Operating: 10 to 80%, no condensation...

  • Page 13: Interface Specification

    EPSON Perfection 3200 Photo Revision A 1.3 Interface Specification 1.3.1 IEEE-1394 Basic specification The specifications for the scanners interface are as follows. Specifications IEEE Std 1394a-2000 compliant IEEE1394PHY 1394a-2000 compliant 100/200/400 Mbps PHY IEEE-1394 OPTION IEEE1394LINK 1394a-2000 compliant 100/200/400 Mbps LINK Max.

  • Page 14: Usb 2.0 Specifications

    EPSON Perfection 3200 Photo Revision A 1.3.2 USB 2.0 specifications Component: This device supports the following configurations. Table 1-2. Basic configuration for USB 2.0 specifications Class: Vender-specific End point 0’s MAX packet / size: 64byte Device Vender ID: 0x04B8 Product ID: 0x0112 No.of structure: 2...

  • Page 15: External Specifications

    EPSON Perfection 3200 Photo Revision A 1.4 External specifications OPERATE STATUS LED SWITCH 1.4.1 Switch Specification OPERATE Switch Turns the scanner ON/OFF When the power is turned on, the scanner is initialized. PUSH Button The status of this button can be checked by [ESC !].
  • Page 16 EPSON Perfection 3200 Photo Revision A Physical dimensions and weight EXTERNAL VIEW Dimensions: 304(W) x 476(D) x 122(H) mm Weight: Approx. 5.8 Kg Size and weight of packing container Dimensions: 410(W) x 570(D) x 210(H) mm Weight: Approx. 1.6 Kg Figure 1-5.

  • Page 17: Control Code

    EPSON Perfection 3200 Photo Revision A 1.5 Control Code Table 1-5. Control Codes Category Command Name Code The table below lists the control codes for the scanner. Set Digital Halftoning ESC B i Table 1-5. Control Codes Set Auto Area Segmentation...

  • Page 18: Process When An Error Happens

    EPSON Perfection 3200 Photo Revision A 1.6 Process when an error happens Table 1-6. List of Error Contents and Error Processing Type Indicator Cause Disposition Remedy Acceptable command • The scanner ignores the wrong command or parameter. (Therefore, The error condition is...

  • Page 19: Document Area

    EPSON Perfection 3200 Photo Revision A 1.7 Document area 1.7.2 Transparenct Documents Maximum read area 4” x 9.1” (101 x 231 mm) (Horizontal x vertical) 1.7.1 Reflective Documents Maximum read area 8.5” x 11.7” (216 x 297 mm) 101.6 mm 58.2 ±...

  • Page 20: Energy Save Mode

    EPSON Perfection 3200 Photo Revision A 1.8 Energy Save Mode When the scanner switches to energy save mode, the control status is as shown below. 1.8.1 Mode transitions ·14 minutes pass in standby Energy save Power ON Warm - up...

  • Page 21: Operating Principles

    C H A P T E R OPERATING PRINCIPLES...

  • Page 22: Engine Mechanism

    EPSON Perfection 3200 Photo Revision A 2.1 Engine Mechanism CCD Sensor Board: This board has Color CCD line sensor (independent R,G,B), and controls it and drives circuit. This section explains the engine function and operating principles. Engine can be divided into Carriage Unit and Carriage Move Mechanism.

  • Page 23: Carriage Move Mechanism

    EPSON Perfection 3200 Photo Revision A 2.1.2 Carriage Move Mechanism Carriage Unit slides into sub-scan direction along with the guide rail. For this sliding operation, the carriage motor drives the timing belt attached to the Scanning image is performed in the main scan direction (=1 line) by the CCD...

  • Page 24: Power Supply Circuit

    EPSON Perfection 3200 Photo Revision A 2.2 Power Supply Circuit Power supply circuit in this scanner generates direct current DC power necessary for driving the controller board and scanner engine. Table below shows each power supply circuit for different destinations.
  • Page 25 EPSON Perfection 3200 Photo Revision A + 1 2 V D C + 1 2 V D C R e g u l a t o r I C + 5 V D C F u l l W a v e...

  • Page 26: Control Circuit

    EPSON Perfection 3200 Photo Revision A 2.3 Control Circuit CCD circuit board Table 2-4. Major ICs 2.3.1 Outline of Control Circuit Operation Location Function The control circuits for this scanner are as follows. (See Figure 2-6, "Control • 64,200-pixel (10,700 pixels x 6), 6- Circuit Block Diagram".)
  • Page 27 EPSON Perfection 3200 Photo Revision A Main Board 1394 Host Lamp Unit ICE Board 1394 USB2.0 SDRAM Controller Controller ICE Board Connecto USB Host CCD Board Millie CCD ILX137K Odyssey AFE AD8926 SUB_B Address Bus Motor Board Driver Panel Board...

  • Page 28: Image Processing Operations

    EPSON Perfection 3200 Photo Revision A 2.3.2 Image Processing Operations The following section describes the flow of scanned image processing in the order that the operations are carried out. 1. CCD circuit board (CCD image sensor) Photoelectric transfer processing (conversion of light reflected from the...

  • Page 29: Troubleshooting

    C H A P T E R TROUBLESHOOTING...

  • Page 30: Overview

    EPSON Perfection 3200 Photo Revision A 3.1 Overview COMMAND ERROR Table 3-1. Command error This chapter describes the responses to errors that are detected by the self- diagnosis function and check points for each trouble symptom which are necessary LED display...
  • Page 31 EPSON Perfection 3200 Photo Revision A FATAL ERROR Table 3-3. Fatal error LED display Cause Solution • The lamp is broken. • Indicator turns off and operation stops. • Power is turned on before removing the transportation • Status bit 7 is set.

  • Page 32: Troubleshooting

    EPSON Perfection 3200 Photo Revision A 3.2 Troubleshooting Table 3-5. Trouble Symptoms, Causes and Reference Flow Charts Reference Flow Phenomenon Description Problem Location This section describes the troubleshooting methods for surface errors. Chart This section describes troubleshooting from the abnormal phenomenon. You •...
  • Page 33 EPSON Perfection 3200 Photo Revision A Start Start Release the Is the carriage lock carriage lock. released? Are all connectors Connect correctly. connected normally? Is the upper housing Install normally. installed correctly? Replace the power Is the power fuse supply circuit board.
  • Page 34 EPSON Perfection 3200 Photo Revision A Start Start Clean. Is the document platen dirty? (See 6.1.1 Cleaning.) Is connector * White spots appear in image. CN6 on the main Connect the circuit board connector. connected? Is the mirror inside Clean.
  • Page 35 EPSON Perfection 3200 Photo Revision A Start Start Is the TPU cable Does host support Connect the cable. at the back of the Replace host. USB or IEEE 1394? scanner connected correctly? * Srart Windows and check “My Computer” — “Properties” — “Device Manager”.

  • Page 36: Disassembly And Assembly

    C H A P T E R DISASSEMBLY AND ASSEMBLY...

  • Page 37: Overview

    EPSON Perfection 3200 Photo Revision A 4.1 Overview Use only the specified tools when carrying out C A U T I O N disassembly, assembly and adjustments. This chapter describes the procedures for disassembling and assembling the Screws should always be tightened to the specified main components of the scanner.

  • Page 38: Tools Required

    EPSON Perfection 3200 Photo Revision A 4.1.2 Tools Required 4.1.3 Screws The tools that are required for disassembly and assembly are listed in the table Table 4-2. List of screws Used below. Name and Shape specification Table 4-1. List of Tools Required...

  • Page 39: Disassembly And Assembly

    EPSON Perfection 3200 Photo Revision A 4.2 DISASSEMBLY AND ASSEMBLY This section describes the disassembly and removal procedures for each major component of the scanner in the form of a flow chart. Except where indicated separately, all procedures for re-assembling the disassembled assemblies and components should be carried out by following the disassembly procedures in reverse, and so these procedures are not given here.

  • Page 40: Carriage Lock Release

    EPSON Perfection 3200 Photo Revision A 4.2.1 Carriage Lock Release 1. Release the carriage lock located at left side of the scanner body by using (-) screw driver. Released Locked When you need to lock the carriage again for transportation, C A U T I O N move the carriage to the home position first.

  • Page 41: Document Cover Removal

    EPSON Perfection 3200 Photo Revision A 4.2.2 Document Cover Removal 1. Disconnect the TPU connector at the back of the scanner. (See Figure 4-4) 2. Open the document cover. (See Figure 4-5) 3. Hold the document cover with two hands and lift it up to remove it. (See...

  • Page 42: Upper Cover Removal

    EPSON Perfection 3200 Photo Revision A 4.2.3 Upper Cover Removal 1. Release the carriage lock. (See Section 4.2.1.) 2. Remove the document cover. (See Section 4.2.2.) 3. Remove the two screws (CBP, M3x8) at the back of the scanner. (See Figure 4-6.)

  • Page 43: Panel Circuit Board Removal

    EPSON Perfection 3200 Photo Revision A 4.2.4 Panel Circuit Board Removal 1. Release the carriage lock. (See Section 4.2.1.) 2. Remove the document cover. (See Section 4.2.2.) 3. Remove the upper cover. (See Section Section 4.2.3.) 4. Remove the two screws (CPS, M3x4), and then remove the panel circuit board.

  • Page 44: Carriage Unit Removal

    EPSON Perfection 3200 Photo Revision A 4.2.5 Carriage Unit Removal Carriage Guide Shaft 1. Release the carriage lock. (See Section 4.2.1.) 2. Remove the document cover. (See Section 4.2.2.) 3. Remove the upper cover. (See Section 4.2.3.) 4. Remove the hexagon nut (6N, 5). (See Figure 4-11) 5.
  • Page 45 EPSON Perfection 3200 Photo Revision A 7. Remove the two screws (CBS, M3x5) and disengage the three hooks, and then remove the main circuit board shield plate. (See Figure 4-14) Main Circuit Board 8. Disconnect the white FFC from the main circuit board. (See Figure 4-15) 9.

  • Page 46: Main Circuit Board Removal

    EPSON Perfection 3200 Photo Revision A 4.2.6 Main Circuit Board Removal CBS Screws (3x5) 1. Release the carriage lock. (See Section 4.2.1.) Tightening Torque : 6-8kgfcm Main Circuit Board 2. Remove the document cover. (See Section 4.2.2.) 3. Remove the upper cover. (See Section 4.2.3.) 4.

  • Page 47: Timing Belt/Driven Pulley Assembly Removal

    EPSON Perfection 3200 Photo Revision A 4.2.7 Timing Belt/Driven Pulley Assembly Removal 1. Release the carriage lock. (See Section 4.2.1.) 2. Remove the document cover. (See Section 4.2.2.) 3. Remove the upper cover. (See Section 4.2.3.) 4. Remove the carriage unit. (See Section 4.2.5.) 5.
  • Page 48 EPSON Perfection 3200 Photo Revision A After installing the timing belt, be sure to adjust the belt C A U T I O N tension. (See Chapter 5 - Adjustment in this manual.) Figure 4-22. Driven Pulley Assembly Driven Pulley Holder...

  • Page 49: Timing Belt/Cr Motor Removal

    EPSON Perfection 3200 Photo Revision A 4.2.8 Timing Belt/CR Motor Removal CBS Screws (3x5) 1. Release the carriage lock. (See Section 4.2.1.) Tightening Torque : 6-8kgfcm 2. Remove the document cover. (See Section 4.2.2.) 3. Remove the upper cover. (See Section 4.2.3.) 4.

  • Page 50: Sub_A Circuit Board Removal

    EPSON Perfection 3200 Photo Revision A 4.2.9 SUB_A Circuit Board Removal 1. Release the carriage lock. (See Section 4.2.1.) 2. Remove the document cover. (See Section 4.2.2.) 3. Remove the upper cover. (See Section 4.2.3.) 4. Remove the four screws (CBP, M3x8) from the base frame. (See Figure 4-28) 5.

  • Page 51: Power Supply Circuit Board Removal

    EPSON Perfection 3200 Photo Revision A 4.2.10 Power Supply Circuit Board Removal CBS Screws (3x5) Tightening Torque : 8-10kgfcm 1. Release the carriage lock. (See Section 4.2.1.) 2. Remove the document cover. (See Section 4.2.2.) 3. Remove the upper cover. (See Section 4.2.3.) 4.
  • Page 52 EPSON Perfection 3200 Photo Revision A Power Supply Power Supply Power Supply Circuit Board Unit Circuit Board Cover Circuit Board Hooks Power Supply Circuit Figure 4-31. Power Supply Circuit Board Removal (2) Board Cover Sheet CBS Screws (3x5) Tightening Torque : 8-10kgfcm Figure 4-33.

  • Page 53: Power Supply Cable Removal

    EPSON Perfection 3200 Photo Revision A 4.2.11 Power Supply Cable Removal Power Supply Cable Cover Cover Inlet 1. Release the carriage lock. (See Section 4.2.1.) Cover 2. Remove the document cover. (See Section 4.2.2.) Connector 3. Remove the upper cover. (See Section 4.2.3.) 4.

  • Page 54: Base Frame Removal

    EPSON Perfection 3200 Photo Revision A 4.2.12 Base Frame Removal Hooks CBS Screws (3x5) 1. Release the carriage lock. (See Section 4.2.1.) Tightening Torque : 8-10kgfcm 2. Remove the document cover. (SeeSection 4.2.2.) Carriage Rail 3. Remove the upper cover. (See Section 4.2.3.) 4.

  • Page 55: Tpu Removal

    EPSON Perfection 3200 Photo Revision A 4.2.13 TPU Removal 1. Remove the document cover. (See Section 4.2.2.) 2. Remove the two screws (CBP, M3x12) and the two screws (CBP, M3x8) on the underside of the document cover. (See Figure 4-37) 3.

  • Page 56: Tpu Inverter Circuit Board Removal

    EPSON Perfection 3200 Photo Revision A 4.2.14 TPU Inverter Circuit Board Removal Connector Hooks 1. Carry out steps 1 to 3 in "TPU Removal". (See Section 4.2.13.) 2. Remove the two screws (CBP, M3x8) and disconnect the connectors (CN1 and CN2), and then remove the TPU inverter circuit board unit. (See Figure...

  • Page 57: Sub_B Circuit Board Removal

    EPSON Perfection 3200 Photo Revision A 4.2.15 SUB_B Circuit Board Removal 1. Carry out steps 1 to 3 in "TPU Removal". (See Section 4.2.13.) 2. Disconnect the connector (CN1), and then remove the SUB_B circuit board. (See Figure 4-42) Connector Figure 4-42.
  • Page 58 C H A P T E R ADJUSTMENT...

  • Page 59: Adjustment Outline

    EPSON Perfection 3200 Photo Revision A 5.1 Adjustment Outline 5.1.3 Adjustment 5.1.3.1 Timing Belt Tension Adjustment This section describes the adjustment procedures necessary after replacing certain parts and explains how to perform those adjustment procedures. 1. Ensure the [Holder Assy., Pulley Driven] is securely installed.
  • Page 60 EPSON Perfection 3200 Photo Revision A 3. Attach the tension spring to the two hooks on the driven pulley assembly. 4. Install the two screws. ( See Figure 5-3 ) ( See Figure 5-2 ) 5. Remove the tension spring.

  • Page 61: Maintenance

    C H A P T E R MAINTENANCE...

  • Page 62: Overview

    EPSON Perfection 3200 Photo Revision A 6.1 Overview This chapter provides information necessary to keep the scanner function in optimum condition constantly and to prevent troubles. 6.1.1 Cleaning Use a neutral detergent to clean the outside of the scanner. Use a vacuum cleaner to remove any dust and foreign particles from inside the scanner.

  • Page 63: Lubrication

    Name Quantity Part No. Specification Grease G-26 B702600001 NOTE: “E” means exclusive product for EPSON. (Not available on the market) Table 6-2. Lubrication Points Figure 6-1. Lubrication Points 1 Figure Lubrication Points Lubrication Driven shaft D of driven pulley assembly holder...

  • Page 64: Appendix

    C H A P T E R APPENDIX...

  • Page 65: Connector Layout

    EPSON Perfection 3200 Photo Revision A 7.1 Connector Layout 7.1.2 Connector Assignment The connector signal lines for the scanner's main circuit board are as follows. This chapter gives additional information that is useful for carrying out service work. Table 7-1. Connector Summary...

  • Page 66: Connector

    EPSON Perfection 3200 Photo Revision A 7.1.3 Connector Table 7-4. Main Board CN6 Table 7-2. Main Board CN2 Pin No. Signal Pin No. Signal – BUSPOWER – TPB2– TPB2 LOAD TPA2– TPA2 3.3V CHASSIS_GND – CHASSIS_GND – ADCK Table 7-3. Main Board CN3 Pin No.
  • Page 67 EPSON Perfection 3200 Photo Revision A Table 7-5. Main Board CN7 Table 7-7. Main Board CN9 Pin No. Signal Pin No. Signal – – – Table 7-6. Main Board CN8 Pin No. Signal – – OP-LED – ERR-LED – PM-SW Table 7-8.
  • Page 68 EPSON Perfection 3200 Photo Revision A Table 7-10. SUB A Board CN1 Pin No. Signal – PUSHSW LED_ GREEN Table 7-11. CCD Board CN2 Pin No. Signal – Table 7-12. Inverter Board CN2 Pin No. Signal LAMP LAMP Table 7-13. TPU Inverter Board CN2 Pin No.

  • Page 69: Circuit Diagram

    EPSON Perfection 3200 Photo Revision A 7.2 Circuit Diagram The following pages show the circuit diagrams for the scanner's control circuits. B156 MAIN BOARD B156 ISN BOARD B156 Power BOARD Appendix Circuit Diagram...

  • Page 73: Exploded Diagram

    EPSON Perfection 3200 Photo Revision A 7.3 Exploded Diagram Figure 7-2. Exploded Diagram 1 Appendix Exploded Diagram...
  • Page 74 EPSON Perfection 3200 Photo Revision A Figure 7-3. Exploded Diagram 2 Appendix Exploded Diagram...
  • Page 75 EPSON Perfection 3200 Photo Revision A Figure 7-4. Exploded Diagram 3 Appendix Exploded Diagram...
  • Page 76 EPSON Perfection 3200 Photo Revision A Figure 7-5. Exploded Diagram 4 Appendix Exploded Diagram...

  • Page 77: Parts List

    EPSON Perfection 3200 Photo Revision A 7.4 Parts List Table 7-14. RefNo Part Name Table 7-14. '109' "HOUSING ASSY.,UPPER,ASP" RefNo Part Name '110' "KNOB,MOUNT,CARRIAGE" '10' "COVER,FILM,35" '111' "LEVER,MOUNT,CARRIAGE" '11' "HOLDER,FILM,35" '112' "HOLDER,FSW BOARD" '12' "COVER,FILM,BROWNIE" '113' "KEYTOP,FUNCTION SWITCH" '13' "COVER,FILM,4X5"...
  • Page 78 EPSON Perfection 3200 Photo Revision A Table 7-14. Table 7-14. RefNo Part Name RefNo Part Name '500' "CARRIAGE ASSY.,ASP" '525' FOOT '501' "MOTOR,CR" '526' "KEYTOP,POWER SWITCH" '502' "SHAFT,CR" '530' "FOAM,DUSTPROOF" '503' TIMING BELT '531' FERRITE CORE '504' "FLANGE,PULLEY" '532' "DOUBLE SIDE TAPE,22X10"...

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