Go To - Xerox Phaser 4500 Service Manual

Troubleshooting Procedure (Continued)
Steps Actions and Questions
5 Does the error occur when the power is
turned ON?
6 Check the operation of the Retard Roller in
each Paper Cassette.
Is the Retard Roller undamaged, and
installed correctly?
7 Enter Service Diagnostics, and select
Print. Produce test prints from all trays.
Does the fault occur?
8 1. Remove the Print Cartridge.
2. Check the paper position.
Does the leading edge of the paper
touch the Registration Sensor?
9 When the test printing, is the paper
supplied from Tray 1 or Tray 2?
10 Enter Service Diagnostics, and from the
Clutch Tests
feed clutch test.
Does Feed Clutch Assembly operate
normally?
11 Manually rotate each gear and roller of the
Feeder Chute Assembly.
Does each gear and roller of Feeder
Chute Assembly rotate smoothly?
12 When test printing, is the paper
supplied from Tray 3 or Tray 4?
13
Enter Service Diagnostics, and from the
Clutch Tests
feed clutch test.
Does the Feed Clutch Assembly operate
normally?
3-36
menu select the appropriate
menu select the appropriate
Yes

Go to

"Registration
Sensor" on
page 4-18.
Go to step 7.
Test Go to step 8.
Go to
"Registration
Sensor" on
page 4-18.
Go to step 10.
Go to step 11.
Go to step 12.
Go to step 13.
Go to step 14.
Phaser 4500 Service Manual
No
Go to step 6.
Replace the
Retard Roller
(page 8-15).
Problem solved.
Go to step 9.
Go to step 12.
Go to "Feed
Clutches" on
page 4-33.
Replace the
appropriate
feeder assembly
"150-Sheet
Feeder
Assembly" on
page 8-18 or
"550-Sheet
Feeder
Assembly" on
page 8-31.
Check if the
paper is set, and
then go to step 8.
Go to "Optional
550-Sheet
Feeder Feed
Clutch Assembly"
on page 4-50.