Go To - Xerox Phaser 4500 Service Manual

Troubleshooting Procedure (Continued)
Steps Actions and Questions
6 Remove the Stacker Cover (page 8-134),
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?
8 Check the Stacker Motor Assembly:
Enter Service Diagnostics, and from the
Motors/Fan Tests
Stacker Motor
Does the Stacker Motor Assembly
rotate normally?
3-46
menu select the
test.
Yes
Go to step 7.
Go to step 8.
Replace the
HVPS/Engine
Logic Board
(page 8-89).
Phaser 4500 Service Manual
No
Replace the parts
preventing
rotation.
Replace the
defective parts.
Go to "Stacker
Motor Assembly"
on page 4-60.