Epson L1800 Service Manual page 14

L1800
Occurrence
Phenomenon Detail
Timing
At power-on The printer does not operate at all. Panel FFC
Troubleshooting
Table 2-2. Troubleshooting of Communication Error
Faulty Part/
Part Name
1. Check that the Panel FFC is connected to the Panel Board
connector and Main Board connector CN4.
Panel Board
connector
Panel FFC
2. Check the Panel FFC for damages.
Panel Board 1. Check the Panel Board for damages.
Power Supply 1. Check that the connector cable of the Power Supply Board is
Board connected to the Main Board connector CN60.
Connector cable of the
Power Supply Board
Overview
Check Point
Panel FFC
CN4
CN60
Revision A
Remedy
1. Connect the Panel FFC to the Panel Board and
Main Board connectors.
2. Replace the Panel FFC with a new one.
1. Replace the Panel Board with a new one.
1. Connect the connector cable of the Power
Supply Board to the Main Board connector
CN60.
Confidential
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