L1800 Revision A
Troubleshooting Overview 23
Confidential
During printing After starting to print, ink is not
ejected and paper stops midway.
Head FFC 1. Check that the Head FFC is securely connected to the Main
Board connectors CN12, CN13, and CN14.
1. Connect the Head FFC to the Main Board
connectors CN12, CN13, and CN14.
2. Check the Head FFC for damages. 2. Replace the Head FFC with a new one.
Head FFC 1. Check that the Head FFC is securely connected to the Print
Head connectors.
1. Connect the Head FFC to the CR Relay Board
connectors CN1 and CN2.
2. Connect the Head FFC to the Print Head
connectors.
2. Check the Head FFC for damages. 3. Replace the Head FFC with a new one.
Ink is not ejected from most
nozzles.
Print Head 1. Check for occurrence of Head Hot. 1. Replace the Print Head with a new one.
Table 2-7. Troubleshooting of Fatal Error
Occurrence
Timing
Phenomenon Detail
Faulty Part/
Part Name
Check Point Remedy
Print Head
Connector
Head FFC