Chapter 4 Adjustment
Adjustment Overview...................................................................... 4-1
Writing the Print Head Adjustment Value .................................... 4-3
Bidirectional Printing Adjustment .................................................
Parallelism Adjustment ..................................................................
Timing Belt Tension Adjustment....................................................
Mechanism Adjustment Value Measurement ................................ 4-15
Chapter 5 Troubleshooting
General ............................................................................................ 5-1
Error Message Function ............................................................ 5-2
Bypass of the Interlock Switch and the Cover-open Sensor...... 5-3
Unit Replacement............................................................................ 5-6
Power Supply Board Unit Component Repair ................................ 5-14
Driver Board Unit Component Repair ............................................
Main Board Unit Component Repair .............................................. 5-25
Chapter 6 Maintenance
Preventive Maintenance ................................................................. 6-1
Lubrication and Adhesive Application............................................
Appendix A Technical Specifications
Component Connections.................................................................. A-1
The Terminal Board .................................................................. A-19
The Head Board ......................................................................... A-22
Circuit Diagrams, Schematics, and Lubrication
and Adhesive Diagrams.............................................................
DFX-8000
vii
Summary of Contents for DFX 8000
Page 1: ...D F X 8 0 0 0 Dot Matrix Printer TM DFX8000 ...
Page 2: ...EPSON D F X 8 0 0 0 Service Manual Revision Level 11 ...
Page 5: ...iv ...
Page 141: ...3 14 ...
Page 218: ...Troubleshooting Figure 5 2 Bypass Method of Interlock Switch DFX 8000 ...
Page 227: ...Cl 6 DFX 3000 Figure 5 10 Print Head Cable Signal Assignment 5 13 ...
Page 250: ...Maintenance 13 G261 EEgure6 2 DFX43tXNl Lubricdn and Adhesive Diagram DFX 8000 ...
Page 251: ...6 6 DFX 8000 ...
Page 281: ...Technical Specifications CW II figure A CWOBZAIN Board Component Layout DFXgOOO A 28 ...
Page 283: ...Technical Specifiitions A 30 DFX 8000 ...
Page 286: ...Technical Specifications II Ii I II I I Figure A 10 CO3OIUAtNBo d Circuit Diugmm DFX4000 ...
Page 287: ...Technical Specifications p y Figure A 11 Dl X4XKM Exploded Diugram 1 A 34 DFX WOO ...
Page 291: ...19 l G26 24 lQu re A 15 DRX Lubrication andAdhesive Diagram 1 A 38 ...