9 Turn the printer off and unplug the power cord.
•Disconnect J/P40 and J/P57.
•Check the following for continuity:.
Is there continuity on all?
No: Repair or replace the connectors or wiring from
Yes: Replace the paper timing guide. If this does not resolve the problem, replace the PCL board. Then turn to TAG 002: Check & Problem Resolution.
10 Turn the printer off.
•Open the back cover and install an interlock
•Remove the paper feed cover to expose the upper paper pick roller assembly.
Warning
To avoid the risk of injury, use extreme caution as gears
and belts are exposed
•Run diagnostic test 006, testing the upper
•Check
Does the voltage change from +24 Vdc to 0 Vdc?
No: Continue.
Yes: Go to #12 in this TAG.
11 Turn off the printer and unplug the power cord.
•Disconnect J/P40 and J/P68.
•Check
Is there continuity?
No: Repair or replace the connectors or wiring from
Yes: Replace the upper
12 Run diagnostic test 006, testing the upper feed roller clutch.
•Check
Does the voltage change from +24 Vdc to 0 Vdc?
No: Continue.
Yes: Go to #14 in this TAG.
Troubleshooting Analysis Guide (TAGs) |