Phaser 4500/4510 Service Manual 3-57
Error Messages and Codes
5 Check the paper tray.
Is the paper supplied from either tray 
3 or tray 4 when the error occurs?
Go to step 6. Replace the 
HVPS/engine 
logic board. 
(page 8-73)
6 Check paper cassette (2).
Are the end guide assembly, sector 
gear, size rack, size switch link 1/2/3 
of the paper cassette in tray 3 or tray 
4 installed correctly?
Go to “Optional 
Feeder Paper 
Size Switch 
Assembly” on 
page 4-45.
Replace the 
paper cassette.
Troubleshooting Procedure (continued)
Steps Actions and Questions Yes No