Epson C82357 manuals

Epson C82357 Specifications (128 pages)

Brand: Epson | Category: TVs & monitors | Size: 4.54 MB |

English

Table of contents

6(59,&(0$18$/

1

PRECAUTIONS

3

REVISION STATUS

5

TABLE OF CONTENTS

6

ADJUSTMENT

11

PRODUCT DESCRIPTION

13

1.1 FEATURES

15

1.2 PAPER SPECIFICATION

20

1.3 PANEL OPERATION

22

1.3.3 List of Panel Setting

23

• Size Ignore

24

CHECK POINT

28

1.4 OPTIONS AND CONSUMABLE

29

OPERATING PRINCIPLES

31

2.1.1 Overview

33

2.1.2 Paper Path

34

2.1.3 Paper Feed Mechanism

35

2.1.3.2 Paper Empty Sensor

36

2.1.4.1 Mechanism

36

2.1.4.2 Paper Empty Sensor

37

2.1.4.3 Cassette Type Sensor

37

2.1.5 Laser Exposure

38

2.1.6 Charging Process

39

2.1.6.2 Cleaning OPC drum

40

Developing Bias Terminal

41

Toner Blade Bias Terminal

41

Bottom Seal Bias Terminal

41

2.1.8 Transfer Process

42

2.1.9 Fusing Process

43

Heat Roller Temperature( C)

44

Waiting mode

44

2.1.10 Paper Eject

45

2.2 ELECTRIC CIRCUIT

46

Paper Feed Solenoid

47

Cassette Type Sensor

47

Relay Board

47

Paper Empty Sensor

47

Main Controller Part

48

Engine Controller Part

48

TROUBLESHOOTING

51

3.1 OVERVIEW

53

3.2 ELECTRIC CHECK POINT

53

3.2.3 Checking Sensors

54

3.3 PRINTER CONDITION

55

3.3.1.2 “Error” Conditions

56

3.3.1.3 “Warning” Conditions

58

3.3.1.4 Service Req. Error

59

3.3.2 Paper Jam Sensor

61

3.4 TROUBLESHOOTING

62

3.4.2.1 Abnormal Laser

63

3.4.2.3 Abnormal Fusing

63

Defective fusing roller

65

Defective transfer

65

3.4.4 Horizontal Lines

66

DISASSEMBLY AND ASSEMBLY

67

4.1 OVERVIEW

69

4.1.2 Recommended Tools

70

4.1.4 Work Completion Check

70

4.2 DISASSEMBLY PROCEDURE

71

Top Cover

72

Release Button

72

Drum Cartridge

72

Toner Cartridge

72

Paper Feed Tray

72

Print Head

74

CP(O) (3x8)

74

Paper Feed Roller Cover

74

Paper Feed Roller

74

ROM Board

75

Control Panel

76

Upper Ed

77

Front Cover

77

Shield Cover

79

CSB(3x8)

82

Paper Feed Unit

83

4.2.14 Top Cover Removal

84

4.2.15 Rear Cover Removal

85

4.2.17.1 Heater Lamp Removal

87

Thermister

89

Thermostat

89

Separation Claw

89

Sensor Lever

90

Sensor Hook

90

Paper Eject Sensor

90

Harness of the Thermister

90

Back side of the fusing unit

90

4.2.19 Power Board Removal

92

Paper Feed Sensor

95

Paper Feed

95

Sensor Harness

95

4.2.23 Driving Unit Removal

96

Tab of Paper Feed Roller

97

5.1 ADJUSTMENT

101

MAINTENANCE

103

6.1 MINTENANCE

105

APPENDIX

107

7.1 CONECTOR PIN ASSIGMENTS

109

EPL-5700 Chapter7 Appendix

110

7.3 EXPLODED DIAGRAM

115

PAPER EXIT SECTION

117

PAPER TAKE-UP SECTION

118

FUSING UNIT

119

DRIVE/TRANSFER UNIT

120

FRAMES I

121

FRAMES II

122

2ND PAPER TAKE-UP I(OPTION)

123

2ND PAPER TAKE-UP II(OPTION)

124

7.4 CIRCUIT DIAGRAM

125

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