Troubleshooting
EPSON FX-880/FX-1180 Service Manual
5-15
Table 5-11. Repairing the C229 PSB/PSE Board (continued)
Symptom
Condition
Possible
Cause
Checkpoint
Solution
The printer
does not
operate.
(continued)
The +35 V line is
defective.
(continued)
Q2 or Q3 is
defective.
(continued)
Check the voltage waveform
between the collector and
emitter of Q2 and Q3.
Replace the
power supply
board.
PC1 is defective
Check the voltage waveform
at pins 5 and 7 of PC1. The
frame may be used as the
ground.
Replace the
power supply
board.
Summary of Contents for FX-1180 - Impact Printer
Page 1: ...Epson America Inc TM FX88 1180 Service Manual FX 880 FX 1180 ...
Page 4: ...iv EPSON FX 880 FX 1180 Service Manual ...
Page 6: ...vi EPSON FX 880 FX 1180 Service Manual ...
Page 11: ...Product Descriptions 1 ii EPSON FX 880 FX 1180 Service Manual ...
Page 42: ...Operating Principles 2 ii EPSON FX 880 FX 1180 Service Manual ...
Page 60: ...Disassembly and Assembly 3 ii ESPON FX 880 FX 1180 Service Manual ...
Page 94: ...Adjustments 4 ii EPSON FX 880 FX 1180 Service Manual ...
Page 103: ...Troubleshooting 5 ii EPSON FX 880 FX 1180 Service Manual ...
Page 128: ...Maintenance 6 ii EPSON FX 880 FX 1180 Service Manual ...
Page 135: ...Appendix A ii EPSON FX 880 FX 1180 Service Manual ...
Page 143: ...Appendix A 8 EPSON FX 880 FX 1180 Service Manual Figure A 3 C229 PSB Board Component Layout ...
Page 144: ...Appendix EPSON FX 880 FX 1180 Service Manual A 9 Figure A 4 C229 PSE Board Component Layout ...
Page 153: ......
Page 154: ......
Page 155: ......
Page 156: ......