Epson 1250 - Perfection Photo Flatbed Scanner Service Manual Page 8
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- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
- Service Manual 1
- Copyright Notice 4
- Trademark Information 4
- For Canadian Users 5
- Guide to Using This Manual 6
- General Precautions 7
- Contents 9
- PRODUCT BASICS 11
- 1.1 Features 13
- 1.2 Control Panel 13
- Indicator Lights 14
- TECHNICAL OVERVIEW 15
- 2.1 Basic Operation 17
- 2.1.2 Carriage Mechanism 18
- 2.2 Control Circuit Overview 19
- TROUBLESHOOTING 21
- 3.1 Overview 23
- 3.2 Error Processing 23
- 3.3 Scanner Self-Diagnostics 24
- Red LED Error Type 24
- OPTIONAL TPU DOESN’T OPERATE 26
- DISASSEMBLY & ASSEMBLY 27
- 4.1 Overview 29
- 4.2 Disassembly Procedures 30
- C A U T I O N 31
- R E A S S E M B L Y 33
- Connector 37
- Control Panel Board 37
- MAINTENANCE 39
- 5.1 Overview 41
- Tensioning Pully Shaft 42
- CR Shaft 42
- APPENDIX 43
- 6.1 Specifications 45
- 6.1.5 Operating environment 47
- 6.1.6 Reliability 47
- 6.1.7 Documents 47
- 6.2 Interface Specifications 48
- 6.3 Control Codes 49
- 6.3.2 Connector Summary 50
- 6.4 Circuit Diagram 52
- Figure 6-5. CCD Board 54
- Table 6-11. Parts List 55
- Rev.01 10328 56
- Rev.01 10328 57
- Rev.01 10328 58
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