Epson 1170 Servisní příručka stáhnout pdf (Strana 82)

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Epson
Tisk a skenování
1170
Servisní příručka

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Tisk

LX-300+/1170 Revision C

Disassembly and Assembly Disassembly and Assembly 82

Figure4-13. Platen Removal

4.2.7.3 Carriage Unit Removal

1. Remove the printer mechanism. (See 4.2.3 "Printer Mechanism Removal".)

2. Remove the printhead. (See 4.2.1 "Printhead Removal".)

3. Remove the timing belt from the carriage installation point.

Figure4-14. Timing Belt Removal

4. Remove the CR shaft grounding plate from the base frame on the left side of the

printer.

Bushing, 11

Platen

Gear, 34

Platen grounding wire

Combination gear, 17.5, 27

Right frame

Left frame

Bushing, 11

Carriage Unit

Timing Belt

Installation Point

1 2 ... 77 78 79 80 81 82 83 84 85 86 87 ... 128 129

SERVICE MANUAL 1
PRECAUTIONS 3
About This Manual 4
Revision Status 5
CONTENTS 6
Chapter 3 Troubleshooting 7
Chapter 5 Adjustment 7
Chapter 6 Maintenance 7
Chapter 7 Appendix 7
PRODUCTDESCRIPTION 8
1.1 FEATURES 9
1.2 SPECIFICATIONS 10
1.2.2 Paper Feeding 14
LX-300+/1170 Revision C 15
PRODUCT DESCRIPTION 15
PECIFICATIONS 15 15
1.2.4 Environmental Condition 16
1.2.5 Reliability 16
1.2.6 Ribbon Cartridge 16
1.2.7 Safety Approvals 17
1.2.8 CE Marking 17
P r i n t a b l e A r e a 18
1.3 Interface Specifications 21
1.3.3 Serial Interface 24
1.3.4 Interface Selection 25
1.3.6 IEEE1284.4 protocol 25
1.4 Operation 26
1.4.1.2 LED 27
1.4.1.3 Buzzer 27
1.4.2 Functions 28
1.4.2.4 Bi-d. Adjustment 29
1.4.3 Errors 30
1.5 Control codes 31
1.5.2 IBM 2390 Plus Emulation 32
1.5.3 Bi-Directional Commands 33
*5 m1=0 to 7 only 34
<Remote commands> 34
1.5.3.1 Reply Printer Status 35
1.5.3.2 Packet commands 36
1.6 Initialization 37
1.7 Paper Specifications 38
Envelope 39
1.8 Physical Specifications 41
1.9 Accessories 43
OPERATINGPRINCIPLES 44
2.1 Overview 45
2.2 Printer Mechanism 46
2.2.1 Printhead 47
2.2.2 Carriage Mechanism 48
2.2.3 Ribbon Mechanism 50
2.2.5 Paper Feed Mechanism 53
2.2.6 Release Mechanism 55
2.2.7 Other Special Functions 55
C294 MAIN Board Block Diagram 56
2.3.2 C294PSB / C294PSE Board 58
TROUBLESHOOTING 60
W A R N I N G 61
3.2 Troubleshooting 62
3.2.4.2 Motor Check 67
3.2.4.3 Sensor Check 67
Troubleshooting 68
DISASSEMBLYANDASSEMBLY 69
Disassembly and Assembly 71
Table 4-3. List of Screws 71
4.2 Disassembly and Assembly 73
4.2.1 Printhead Removal 74
4.2.2 Upper Housing Removal 75
Figure4-5. Harness Removal 77
A D J U S T M E N T 77
R E Q U I R E D 77
4.2.7.2 Platen Removal 81
4.2.7.3 Carriage Unit Removal 82
4.2.7.5 RPE Sensor Removal 84
4.2.7.6 BPE Sensor Removal 84
4.2.7.7 HP Sensor Removal 85
4.2.7.8 PG Sensor Removal 85
C H E C K 86
P O I N T 86
4.2.7.12 Paper Guide Removal 88
ADJUSTMENT 90
5.1 Overview 91
5.1.2 Bi-D Adjustment 92
Adjustment 93
Printing Mode Value “A” 97
MAINTENANCE 98
6.1 Maintenance 99
Drive PF roller 101
Rear driven PF roller 101
Release shaft 101
Paper guide assy 101
APPENDIX 103
7.1 Connector Summary 104
7.2 EEPROM Address Map 107
7.3 Component Layout 111
7.4 Exploded Diagrams 115
Rev.01 10202 116
LX-1170 Exploded Diagrams 117
LX-1170 No.02 118
7.5 Parts List 119
Parts list for LX-1170 121
"DUMPER,FRAME,BASE" 123
C294MAIN Board 124
C294MAIN-B Board 124
C294PSB Board 124
C294PSE Board 124

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