Xerox Phaser 4500 Service Manual page 126

Error Messages and Codes
3-48
Troubleshooting Procedure (continued)
Steps Actions and Questions
Remove the stacker cover
6
(page 8-113), and manually turn the
lower stacker roller, upper stacker
roller, and each gear.
Does the lower stacker roller, upper
stacker roller, and all gears rotate
smoothly?
7 Check the paper transfer at lower
stacker roller and pinch roller:
1. Insert paper between the lower
stacker roller and pinch roller from
below the stacker.
2. Manually rotate gear 19/37 in the
CCW direction.
Is the paper transferred smoothly?
Check the stacker motor assembly:
8
Enter Service Diagnostics, and from
the Motors/Fan Tests
the
Stacker Motor
Does the stacker motor assembly
rotate normally?
Yes
Go to step 7.
Go to step 8.
Replace the
HVPS/engine
menu select logic board
test. (page 8-73).
Phaser 4500/4510 Service Manual
No
Replace the
parts
preventing
rotation.
Replace the
defective parts.
Go to "Stacker
Motor
Assembly" on
page 4-55.