HP C30 - TAG 045: Charge Corona Circuit Shorted

TAG 045: Charge Corona Circuit Shorted
3-60 Troubleshooting Analysis Guide (TAGs) June 1999
TAG 045: Charge Corona Circuit Shorted
Error Code: 045
Possible Defects: Charge corona
High voltage unit
Charge corona terminal assembly
Connectors or wiring
PCL board
1 Turn the printer off and unplug the power cord.
• Verify that J/P23, J/P41, J/P85, P124, P143, and the high voltage unit charge corona lead are
connected properly.
• Clean the charge corona contacts.
• Power-on-reset the printer.
• Run test prints.
Is error code 045 displayed?
No: Loose connectors or dirty contacts were at fault. Turn to TAG 002: Check & Problem
Resolution.
Yes: Continue.
2 Has the charge corona been replaced recently?
No: Continue.
Yes: Go to #4 in this TAG.
3 Replace the charge corona and photoconductor unit.
• Run test prints.
Is error code 045 still displayed?
No: The charge corona was at fault. Turn to TAG 002: Check & Problem Resolution.
Yes: Reinstall the original charge corona and photoconductor unit, then continue.
4 Turn the printer off and unplug the power cord.
• Disconnect the charge corona lead from the high voltage unit.
• Check for continuity the charge corona terminal assembly’s lower contact to the lead removed
from the high voltage unit.
Is there continuity?
No: Repair or replace the high voltage lead or the charge corona terminal block, then turn to
TAG 002: Check & Problem Resolution.
Yes: Continue.