A3 Size Color Flat Bed Scanner GT-30000
Revision A
7
Table of Contents
Chapter 1 PRODUCT OUTLINE
1.1 Overview ............................................................................................... 10
1.2 Specifications ...................................................................................... 11
1.2.1 General specifications ................................................................... 11
1.2.2 Detailed Specifications .................................................................. 11
1.2.2.1 Firmware and Software ........................................................ 11
1.2.3 Electrical Specifications ................................................................. 12
1.2.4 Safety, EMC, EPA ......................................................................... 12
1.2.5 Resistance to Electric Noise .......................................................... 12
1.2.6 Environmental Specifications ........................................................ 12
1.2.7 Reliability ....................................................................................... 12
1.2.8 Operating Conditions ..................................................................... 12
1.2.9 Document ...................................................................................... 13
1.2.10 Physical Dimensions and Weight ................................................ 13
1.3 Interface Specifications ...................................................................... 14
1.3.1 General Description ....................................................................... 14
1.3.2 SCSI Interface ............................................................................... 14
1.3.2.1 Basic Specifications ............................................................. 14
1.3.2.2 Functions .............................................................................. 14
1.3.2.3 SCSI Electrical Specifications .............................................. 14
1.3.2.4 Connectors ........................................................................... 14
1.3.2.5 Terminator ............................................................................ 14
1.3.2.6 SCSI ID Setting .................................................................... 15
1.3.2.7 Commands ........................................................................... 15
1.3.2.8 Status ................................................................................... 16
1.3.2.9 Display Messages ................................................................ 16
1.3.2.10 Connector pin arrangement ............................................... 16
1.3.3 IEEE 1394 Serial Bus Interface (Option) ....................................... 17
1.3.4 A Limitation of Interface Connection ............................................. 18
1.3.5 Control Code ................................................................................. 18
1.4 Operation Specifications .................................................................... 19
1.4.1 Switches ........................................................................................ 19
1.4.2 Indicators ....................................................................................... 20
1.4.3 Available Scan Area ...................................................................... 21
1.4.4 Transportation Screw .................................................................... 21
Chapter 2 OPERATING PRINCIPLES
2.1 General Description ............................................................................ 23
2.2 Mechanical Operation of the Scanner ............................................... 24
2.3 Electrical Circuit Operations .............................................................. 25
2.3.1 Control Circuit Operation ............................................................... 25
2.3.2 Size sensor operation ................................................................... 28
Chapter 3 TROUBLESHOOTING
3.1 Overview .............................................................................................. 30
3.1.1 Errors and Causes of Errors ......................................................... 30
3.1.2 Troubleshooting ............................................................................ 31
3.1.2.1 Test Points ........................................................................... 31
3.1.2.2 Troubleshooting Other Errors .............................................. 32
3.1.3 Troubleshooting Circuit Board Errors ............................................ 36
3.1.3.1 Power Supply Board (PWS-POWER Board) ....................... 36
3.1.3.2 Control Circuit Board (PBA-MAIN Board) ............................ 36
Chapter 4 DISASSEMBLY & ASSEMBLY
4.1 Overview .............................................................................................. 38
4.1.1 Points to Note ................................................................................ 38
4.1.2 Tools ............................................................................................. 39
4.1.3 Screws .......................................................................................... 39
4.2 Disassembly Procedures .................................................................... 41
4.2.1 Scanner Body Disassembly .......................................................... 42
4.2.1.1 ADF Removal ....................................................................... 42
4.2.1.2 Main Circuit Board Removal ................................................ 42
4.2.1.3 Mechanism Cover Removal ................................................. 43
4.2.1.4 Scanner Mechanism Removal ............................................. 44
4.2.2 Scanner Mechanism Disassembly ................................................ 46
4.2.2.1 Power Supply assembly Removal ........................................ 46
4.2.2.2 Cooling Fan Removal .......................................................... 46
4.2.2.3 Power Supply Circuit Board Removal .................................. 46
4.2.2.4 Fuse Removal ...................................................................... 48
Summary of Contents for GT-30000 Series
Page 9: ...C H A P T E R 1 PRODUCTOUTLINE ...
Page 22: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Page 29: ...C H A P T E R 3 TROUBLESHOOTING ...
Page 37: ...C H A P T E R 4 DISASSEMBLY ASSEMBLY ...
Page 55: ...C H A P T E R 5 ADJUSTMENTS ...
Page 65: ...C H A P T E R 6 MAINTENANCE ...
Page 67: ...C H A P T E R 7 APPENDIX ...
Page 82: ...Model ES 9000H GT 30000 Board PBA MAIN Rev 1 Sheet 1 3 ...
Page 83: ...Model ES 9000H GT 30000 Board PBA MAIN Rev 1 Sheet 2 3 ...
Page 84: ...Model ES 9000H GT 30000 Board PBA MAIN Rev 1 Sheet 3 3 ...
Page 85: ...Model ES 9000H GT 30000 Board PWS POWER Rev A Sheet 1 1 ...
Page 86: ...Model ES 9000H GT 30000 Board PBA Connect Rev 1 Sheet 1 1 ...