Epson 1170 manuals

Epson 1170 Service Manual (129 pages)

Brand: Epson | Category: Print & Scan | Size: 3.62 MB |

English

Table of contents

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

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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