Epson FX 890 - B/W Dot-matrix Printer Service Manual page 39

5. Abnormal control panel operation
START
Do the switches
have clicks?
YES
Is the fault
solved?
YES
END
Rev. B
NO
Replace the Operation Panel.
NO
Replace the C229MAIN board.
Is the fault
solved?
YES
END
Figure 3-8. Flowchart (5)
FX-1180/FX-880 Service Manual
Chapter 3 Troubleshooting
NO
Verify that the harness for the operation
panel is properly inserted and have
continuity. If it is connected, replace the
harness.
END
3-9