Epson LQ-2080 Service Manual – PDF DOWNLOAD

Description

Epson LQ-2080 Service Manual – PDF DOWNLOAD

FILE DETAILS:

Epson LQ-2080 Service Manual – PDF DOWNLOAD

Language :English
Pages :55
Downloadable : Yes
File Type : PDF

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TABLE OF CONTENTS:

Epson LQ-2080 Service Manual – PDF DOWNLOAD

LQ-2080 SERVICE MANUAL 1
PRODUCT DESCRIPTION 7
11 Specifications 8
111 Features 8
112 Accessories 8
12 Hardware Specifications 9
121 Printing Method 9
122 Printing Specifications 9
123 Paper Handling 9
124 Paper Specifications11
125 Ribbon Specificatio11
126 Electrical Specifications11
127 Environtal Conditions11
128 Reliability11
129 Safety Approvals12
1210 CE Marking12
1211 Physical Specifications12
13 Firmware Specifications13
131 Control Codes and Fonts13
132 Interface Specifications15
1321 Parallel Interface (Forward Channel)15
1322 Parallel Interface (Reverse Channel)15
14 Operation Instruction16
141 Errors17
142 EEPROM Initialization18
15 Main Components19
151 C273 Main Board20
OPERATING PRINCIPLES21
21 Printer Mechanism Operations22
22 Power Supply Operation22
23 Control Circuit23
231 System Reset Circuit25
232 Printhead Driver Circuit26
233 CR Motor Driver Circuit27
234 PF Motor Driver Circuit29
235 EEPROM Control Circuit29
236 Sensor Circuits30
DISASSEMBLY AND ASSEMBLY31
ADJUSTMENT33
41 Overview34
411 Pre-operation for the Adjustment Program34
412 Bi-D Adjustment36
413 TPE Level Reset37
414 Writing the User-characteristic Data38
TROUBLESHOOTING40
51 Overview41
52 Troubleshooting Information41
521 Printhead41
522 Sensors41
523 Motors41
524 The Error codes with Indicators and Buzzer41
53 Unit Level Troubleshooting42
54 Repairing the C166 PSB/PSE Board42
55 Repairing the C273 Main Board42
56 Repairing the Printer Mechanism44
MAINTENANCE45
APPENDIX47
71 EEPROM Address Map48
72 Connector Summary51
73 Component Layout52
74 Circuit Diagram54

S.M 26/2/2025