3 Clear the paper path.
•Reinsert the upper cassette.
•
•Run test prints from the upper cassette.
Is error code 020 displayed?
No: Go to #10 in this TAG.
Yes: Continue.
4 Clear the paper path.
•Inspect the paper timing sensor actuator for damage or binding.
Is it in good working order?
No: Replace the paper timing guide assembly, then turn to TAG 002: Check & Problem Resolution .
Yes: Continue.
5 Check the voltage between
•With the printer powered on, activate the paper timing sensor.
•Check for a voltage change from 0 Vdc to +12 Vdc.
Does the voltage change from 0 Vdc to +12 Vdc?
No: Go to #9 in this TAG.
Yes: Continue.
6 Check
Is the voltage +24 Vdc?
No: Continue.
Yes: Return to the beginning of this TAG.
7 Check
Is the voltage +24 Vdc?
No: Continue.
Yes: Replace the PCL board, then turn to TAG 002: Check & Problem Resolution.
8 Check
Is the voltage +24 Vdc?
No: Replace the DC power supply, then turn to TAG 002: Check & Problem Resolution.
Yes: Repair or replace the connectors or wiring from
9 Turn the printer off and unplug the power cord.
•Disconnect J/P40 and J/P57.
•Check the following for continuity:
Troubleshooting Analysis Guide (TAGs) |