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Troubleshooting Analysis Guide (TAGs) 3-141
7
Run test prints.
• Check TP4-25 for a voltage change from +24 Vdc to 0 Vdc while running the prints.
Does the voltage change from +24 Vdc to 0 Vdc?
No: Replace the PCL board, then turn to TAG 002: Check & Problem Resolution.
Yes: Replace the counter, then turn to TAG 002: Check & Problem Resolution.
8
Turn the printer off and unplug the power cord.
• Disconnect J/P41 and J/P82.
• Check P41-26 to J82-1 for continuity.
Is there continuity?
No: Repair or replace the connectors or wiring from P41-26 to J/P81-1 to J82-1, then turn to
TAG 002: Check & Problem Resolution.
Yes: Continue.
9
Check P41-25 to J82-2 for continuity.
Is there continuity?
No: Repair or replace the connectors or wiring from P41-25 to J/P81-2 to J82-2, then turn to
TAG 002: Check & Problem Resolution.
Yes: Replace the counter. If this resolves the problem, turn to TAG 002: Check & Problem
Resolution. If this does not resolve the problem, replace the PCL board, then turn to TAG
002: Check & Problem Resolution.