Epson L1800 Service Manual page 28

L1800
Occurrence
Phenomenon Detail
Timing
During printing After starting to print, ink is not
ejected and paper stops midway.
Ink is not ejected from most
nozzles.
Troubleshooting
Table 2-7. Troubleshooting of Fatal Error
Faulty Part/
Part Name
Head FFC 1. Check that the Head FFC is securely connected to the Main
Board connectors CN12, CN13, and CN14.
CN12, CN13, CN14
2. Check the Head FFC for damages.
Head FFC 1. Check that the Head FFC is securely connected to the Print
Head connectors.
2. Check the Head FFC for damages.
Print Head 1. Check for occurrence of Head Hot.
Overview
Check Point
Head FFC
Print Head
Connector
Revision A
Remedy
1. Connect the Head FFC to the Main Board
connectors CN12, CN13, and CN14.
2. Replace the Head FFC with a new one.
1. Connect the Head FFC to the CR Relay Board
connectors CN1 and CN2.
2. Connect the Head FFC to the Print Head
connectors.
3. Replace the Head FFC with a new one.
1. Replace the Print Head with a new one.
Confidential
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