Epson L1800 - Page 14

L1800 Revision A
Troubleshooting Overview 9
Confidential
Table 2-2. Troubleshooting of Communication Error
Occurrence
Timing
Phenomenon Detail
Faulty Part/
Part Name
Check Point Remedy
At power-on The printer does not operate at all. Panel FFC 1. Check that the Panel FFC is connected to the Panel Board
connector and Main Board connector CN4.
1. Connect the Panel FFC to the Panel Board and
Main Board connectors.
2. Check the Panel FFC for damages. 2. Replace the Panel FFC with a new one.
Panel Board 1. Check the Panel Board for damages. 1. Replace the Panel Board with a new one.
Power Supply
Board
1. Check that the connector cable of the Power Supply Board is
connected to the Main Board connector CN60.
1. Connect the connector cable of the Power
Supply Board to the Main Board connector
CN60.
Panel FFC
CN4
Panel Board
connector
Panel FFC
Connector cable of the
Power Supply Board
CN60