Diagnostic information 2-57
5022-xxx
5
Check the high voltage contact from the HVPS
to the photoconductor charge roll. Ensure the
contact springs are properly mounted and that
the charge roll contact spring is making good
contact with the HVPS spring that runs through
the left printer frame. See “Transfer contact
assembly removal” on page 4-92 to view the
proper mounting and for removal procedures.
Are the spring(s) defective?
Replace the transfer contact
assembly. See “Transfer
contact assembly
removal” on page 4-92.
Go to step 6.
6
Turn off the printer and check the continuity of
the HVPS cable.
Go to step 7. Replace the cable assembly.
Is there continuity?
7
Replace the HVPS. See “High voltage power
supply (HVPS) removal” on page 4-62.
Did this fix the problem?
Problem solved. Go to step 8.
8
Replace the printhead. See “Printhead
removal” on page 4-74.
Did this fix the problem?
Problem solved. Replace the system card.
See “System card
removal” on page 4-79.
Step Questions / actions Yes No
High voltage
contact path
High voltage
power supply
Pin 24
Pin 23
Pin 1Pin 2
Pin 2
Pin 1
Pin 23
Pin 24
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