Troubleshooting; List Of Figures - Epson DFX-8000 Service Manual

Chapter 5

Troubleshooting

General ............................................................................................
Error Message Function
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 ..............................................

List of Figures

Troubleshooting Procedure ......................................
Figure 5-1
Bypass Method of Interlock Switch .......................... 5-3
Figure 5-2
Bypass Method of Cover-open Sensor ...................... 5-5
Figure 5-3
Unit Replacement . 1 ................................................
Figure 5-4
Unit Replacement . 2 ................................................
Figure 5-5
Unit Replacement . 3................................................ ::;
Figure 5-6
Unit Replacement . 4................................................
Figure 5-7
Unit Replacement . 5 ................................................
Figure 5-8
Figure 5-9 Unit Replacement . 6................................................
Print Head Cable Signal Assignment.. .................... 5-13
Figure 5-10
Sample Waveform for the Power
Figure 5-11
Supply Board . 1 ...................................................
Figure 5-12 Sample Waveform for the Power
Supply Board . 2 ................................................... 5-18
Figure 5-13 Sample Waveform for the Power
Supply Board . 3 ................................................... 5-19
Figure 5-14 Sample Waveform for the Driver Board . 1 ............. 5-22
Sample Waveform for the Driver Board . 2 ............. 5-23
Figure 5-15
Figure 5-16 Sample Waveform for the Driver Board . 3 ............. 5-24
Figure 5-17 Sample Waveform for the Main Board . 1 ............... 5-28
Sample Waveform for the Main Board . 2 ............... 5-29
Figure 5-18
Sample Waveform for the Main Board . 3 ............... 5-30
Figure 5-19
............................................................ i-B
5-20
5-25
5-1
5-7
5-10
5-11
5-12
5-17
5-i