Phaser 4500/4510 Service Manual 3-61
Error Messages and Codes
Install or Reseat Print Cartridge
Error Indication
Install or Reseat Print Cartridge
Troubleshooting Reference
Applicable Parts Wiring and Plug/Jack Map References
■ HVPS/engine logic board
■ Print cartridge
■ Print cartridge right guide 
assembly
■ “Print Cartridge, Transfer Roller Assembly” on 
page 10-26
■ “Print Engine Wiring Diagrams” on page 10-19
■ “Print Engine Plug/Jack Locator” on page 10-3
Troubleshooting Procedure
Steps Actions and Questions Yes No
1 Remove the print cartridge to check 
the model.
Is the print cartridge the correct 
model?
Go to step 2. Replace the 
print cartridge.
2 Re-install the print cartridge.
Does the error reoccur when the 
power is turned ON?
Go to step 3. Problem solved.
3 1.Remove the print cartridge right 
guide assembly (page 8-47).
2.Test the wiring harnesses for 
continuity.
Is each harness continuous?
Go to step 4. Replace the 
print cartridge 
right guide 
assembly 
(page 8-47).
4 Replace the print cartridge.
Does the error occur again when the 
power is turned ON?
Replace the 
HVPS/engine 
logic board 
(page 8-73).
Problem solved.