EPSON GT-7000
Rev. C
1
Table of Contents
Product Description
Overview .............................................................................................................. 4
Specification ......................................................................................................... 4
Interface Specification.......................................................................................... 7
SCSI Model ................................................................................................... 7
USB Model.................................................................................................... 9
Control Codes ..................................................................................................... 10
Control Specification.......................................................................................... 11
Switch Specification.................................................................................... 11
LED Indicators ............................................................................................ 11
Switch Setting ............................................................................................. 11
Error Indication ........................................................................................... 12
Operating Principles
Engine Mechanism ............................................................................................. 15
Carriage Unit ............................................................................................... 15
Carriage Move Mechanism ......................................................................... 16
Power Supply Circuit .................................................................................. 17
Control Circuit............................................................................................. 19
Control Circuit Overview .................................................................................. 19
Troubleshooting
Overview ............................................................................................................ 23
Self-Diagnostic Function.................................................................................... 23
Troubleshooting.................................................................................................. 24
Disassembly and Assembly
Overview ............................................................................................................ 29
Precaution.................................................................................................... 29
Tools............................................................................................................ 29
Screws ......................................................................................................... 29
Disassembly Procedures ..................................................................................... 31
Carriage Lock Release ................................................................................ 31
Document Cover Removal .......................................................................... 32
Upper Cover Removal................................................................................. 33
Inverter Lamp/Inverter Board Removal...................................................... 34
Carriage Unit Removal ............................................................................... 36
Carriage Motor/Timing Belt Removal ........................................................ 41
Main Board Removal .................................................................................. 43
Panel Board Removal.................................................................................. 45
Power board Removal ................................................................................. 46
Adjustment
Maintenance
Overview ............................................................................................................ 51
Cleaning ...................................................................................................... 51
Lubrication .................................................................................................. 51
Appendix
Overview ............................................................................................................ 54
Interconnection............................................................................................ 54
Connector Assignment (SCSI) .................................................................... 55
Parts List............................................................................................................. 57
Optional Part; ADF ............................................................................................ 62
General Description .................................................................................... 62
Specification................................................................................................ 62
General Specification ........................................................................................ 62
Efficiency .......................................................................................................... 62
Document .......................................................................................................... 63
Electrical Specification ...................................................................................... 63
Environmental Conditions ................................................................................. 63
Reliability .......................................................................................................... 63
Operating conditions ......................................................................................... 63
Safety, EMC, EPA ............................................................................................. 63
Resistance to electric noise ................................................................................ 64
Physical Dimensions and Weight ...................................................................... 64
Interface....................................................................................................... 65
Disassembly........................................................................................................ 66
Summary of Contents for GT-7000 Photo
Page 1: ...EPSON EPSON EPSON France S A GT 7000 SERVICE MANUAL ...
Page 2: ...6 59 0 18 RORU PDJH 6FDQQHU EPSON GT 7000 4009736 ...
Page 9: ... PRODUCTDESCRIPTION ...
Page 20: ... OPERATINGPRINCIPLES ...
Page 28: ... TROUBLESHOOTING ...
Page 34: ... DISASSEMBLYANDASSEMBLY ...
Page 54: ... ADJUSTMENT ...
Page 56: ... MAINTENANCE ...
Page 58: ...EPSON GT 7000 Chapter 6 Maintenance Rev A 51 Figure 6 1 Lubrication Points G 2 6 G 2 6 ...
Page 59: ... APPENDIX ...
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