LQ SERVICE MANUAL. EPSON NOTICE • • • • All right reserved. Reproduction of any part of this manual in any form wharsoever without SEIKO. EPSON TERMINAL PRINTER. LQ SERVICE MANUAL detected, SEIKO EPSON would greatly appreciate being informed of them. Epson LQ – Printer – Service Manual — Free Service Manuals.

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PL length Refer to Table Page 9 List of Tables Table Check the voltage waveform between the source and drain of the Q1. Data sent from the host computer is converted to image data and transmitted to the printhead through the gate array. You agree not to post any material which is knowingly false, obscene, hateful, threatening, harassing or invasive of a person’s privacy.

Paper thickness lever indicated in the following table.

Epson LQ-2070 Service Manual

Before disassembling, assembling, or adjusting the printer, disconnect the power supply cable from the AC power socket.

Connector Pin Assignments la CN Check that the resistance between the Replace source and drain is infinite. Don’t have an account? Pause button pressed Printer performs a line feed. Page 78 Figure Page 8 1. All efforts have been made to ensure the accuracy of the contents of this manual.

The CR motor drives the timing lqq. Push-Pull Tractor Method The push-pull tractor method is a combination of the push and pull tractor methods. By submitting a comment, you are declaring that you agree with these rules:.


This manual describes functions, theory of electrical and mechanical operations, maintenance, and repair of the FX Removing the Printhead Remove the printer cover and ribbon cartridge see Section 3. LQ Service Manual Product Description Operations at power on Turning the printer on while pressing panel buttons executes the functions below: You can perform this procedure only with the Settings Diskette.

EPSON LQ SM Service Manual download, schematics, eeprom, repair info for electronics experts

The table b;low defines the abbreviations used in the figure. Remove the paper eject assembly and eson the rpson tractor unit. Paper Handling Mechanisms During normal operation, paper is fed into the printer, advanced to the specified position, and then ejected from the printer.

Remove both paper feed rollers from both paper support assemblies. Gear Train Cover Figure Removing the Gear Train Cover When attaching the paper eject assembly cover to the CSF unit, pay attention to the position of 2 pieces of thin plastic film glued on the reverse side of the paper eject assembly cover, as shown in Abnormal Serrvice Feed Operation Continued from flowchart 2.

Page Table A Remove the HP sensor by pushing up and releasing the 2 clips at the bottom of the HP sensor from the front paper entrance. The table below provides the symptoms for a epon of failures. Printable area Each abbreviation is defined in the following table. Chapter 4 – Includes a step-by step guide for addjustement. The following table shows specifications for roll paper. Enter text from picture: The printer prints out a guide sheet, containing 25 patterns in Draft mode.

Check that the resistance between the Replace 5 V lines are collector and emitter is infinite. Interface Selection [00 H][32 H].


This manual also for: It describes various problems, symptom, likely ls, checkpoints, and solutions. Flowcharts let you isolate a faulty unit based on abnormal symptoms.

Epson 2070 – LQ B/W Dot-matrix Printer Service Manual

Pull Tractor Method The pull tractor advances paper in basically the same way as the push tractor. This information is necessary only for servicers who repair to the component level. Housing Assembly This consists of printer cover assembly, edge guide assembly, upper housing, lower housing assembly, etc.

Release the left clips for the panel board assembly by pushing them from the cutout located on the inside sservice of the upper housing assembly.

LQ Service Manual Troubleshooting 1.

Service Manual – Epson LQ – Printer — Download free service manuals

In this mode, lqq can adjust the bidirectional alignment for the following three modes: Printer status No PE sensor detects that paper is loaded. CR operation is between both The CR moves abnormal. Before applying a lubricant, be sure the surface to be lubricated is clean. The contents of this manual are subject to change without notice. Appendix Table of Contents A. Number of pins 12x 2 staggered.

Lubrication Points 1 and Chapter 5 Provides Epson-approved techniques for troubleshooting. By submitting a comment, you are declaring that you agree with these rules:

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