The troubleshooting procedures described herein assume the use of the Diag Tool.
However, the procedures can be performed without the Diag Tool as long as they
are carefully followed.
1. Troubleshooting Overview
To increase the efficiency of troubleshooting, ensure that preliminary checks should be made to
confirm the trouble status before proceeding to the Fault Isolation Procedure (FIP), Operation of
Diagnostic (Chapter 2), Wiring Diagrams (Chapter 7), and Principles of Operation (Chapter 6).
1.1 Flow of Troubleshooting
Flow of the troubleshooting is as follows:
Check installation status
Check for recovery
Check trouble status
If the problem persists
Operation of Diagnostic
Principles of Operation
Send back printer or parts for
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Chapter 1 Troubleshooting