HP C30 - Page 250

TAG 901: Misregistration/Skewed Prints (Duplex)
3-196 Troubleshooting Analysis Guide (TAGs) June 1999
14 Manually activate the duplex tray paper sensor.
• Check J/P312-5 for 0 Vdc.
Is the voltage 0 Vdc?
No: Replace the duplex tray paper sensor. If this resolves the problem, turn to TAG 002:
Check & Problem Resolution. If this doesn’t resolve the problem, repair or replace the
wiring or connectors from:
P312-4 to J322-1,
P312-5 to J322-2, or
P312-6 to J322-3;
then turn to TAG 002: Check & Problem Resolution.
Yes: Continue.
15 Manually activate the duplex tray paper sensor.
• Check J/P36-6 on the PCL board for 0 Vdc.
Is the voltage 0 Vdc?
No: Replace duplex control board #2. If this resolves the problem, turn to TAG 002: Check &
Problem Resolution. If this doesn’t resolve the problem, repair or replace the wiring or
connectors from P311-7 to J/P305-11 to P36-4, then turn to TAG 002: Check & Problem
Resolution.
Yes: Replace the PCL board, then turn to TAG 002: Check & Problem Resolution.