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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These paper-handling operations are performed by various paper handling mechanisms, such as tractors, platens, rollers, and gears. LQ Service Manual Troubleshooting 1. Refer to step 1 in Section 3. By pressing ‘print’ button you will print only current page. Release the left clips for the panel board assembly by pushing them from the cutout located on the inside front of the upper housing assembly.
Is the resistance of the PF motor coils correct? Roll paper is not available in all models, and not available in the U. The checkpoint column shows items to be checked, including sservice values to be set mznual each component of the printer mechanism. The chapters are organized as follows: PC selection PC 3: Chapter 2 – Describes the theory of Printer operation.
Upload date 22 February MD5 00c4bced63f00ddb3d53 Downloads since 22 February Information This manual 20070 functions, theory of electrical and mechanical operations, maintenance, and repair of the FX Reerence Table Continue Ref.
Therefore, this section does not describe assembly procedures in most cases.
Notify me of new comments via email. Failure to comply with these rules may result in being banned from further majual. The power supply circuit has several protection and control circuits.
Includes a step-by-step guide for product disassembly and assembly. Highlight the mode by moving the cursor with the key, and then print the current Bi-d print alignment pattern for that mode by pressing SPACE. Troubleshooting LQ Service Manual 5.
Chapter 4 – Includes a step-by step guide for addjustement. In this mode, you can adjust the bidirectional alignment for the following three modes: Disassembly and Assembly of CSF Bin 1 This section describes procedures for disassembling and assembling the optional cut sheet feeder.
Abnormal Paper Feed Operation Continued from flowchart 2. The release lever position is set to continuous paper. Removing the Printhead Remove the printer cover and ribbon cartridge see Section 3.
Epson LQ-2070 Service Manual
LQ Service Manual Troubleshooting 2. This section describes these circuits. Pitch Some default printer settings can be changed in this operation. ISO Latin 1 9: Page Table A Page of Go. It describes various problems, symptoms, likely causes, and solutions. Flowcharts let you isolate a faulty unit based on abnormal symptoms.
The following table shows the relationship between the repaired item and the adjustment. Check these values and take the appropriate action.
EPSON – LQ B/W DOT-MATRIX PRINTER SERVICE MANUAL Pdf Download.
Remove the following aervice parts from the right frame assembly. Set the Load paper from the front or rear entrance. LQ Service Manual Product Description Operations at power on Turning the printer on while pressing panel buttons executes the functions below: LQ Service Manual Troubleshooting 4.
Table of Contents Add to my manuals Add. When the push tractor method is used with the rear entrance, the torque generated by the PF motor is transmitted to the push tractor gear epsoh the PF motor pinion gear, paper advance reduction gear, and tractor reduction gear. Check the voltage waveform between Replace pins 3 and 4 of the PC1.
Rear Entrance Figures, and show the paper paths for tractor feeding using the rear entrance. Remove the printhead from the CR assembly. LQ Service Manual Operating Principles The following figure shows the data flow from the host computer to the printhead.
Table A-1 summarizes functions and sizes of the connectors. By submitting a comment, you are declaring that you agree with these rules:. Align those cables as shown in the following figure.