Resolution - Xerox Phaser 4500 Service Manual

Resolution

Phaser 4500/4510 Service Manual
Damaged Print Troubleshooting Procedure (continued)
Step Actions and Questions
Inspect all of the rollers along the
5
paper path, between the feed tray
and the exit tray, for
contamination, wear, or damage.
Are the paper path rollers free of
contamination, wear, or
damage?
6 1. Install a new print cartridge.
2. Print a test print.
Is the print still damaged?
7 Replace the following, in order,
until the defective component is
found.
Paper feed rollers (page 8-16)
Fuser assembly (page 8-44)
transfer roller assembly
(page 8-45)
150-sheet feeder assembly
(page 8-15)
550-sheet feeder assembly
(page 8-24)
Exit Assembly (page 8-49)
The two-pixel lines and halftone patches cannot be reproduced clearly on the
print.
Initial Actions
Ensure the NVRAM Laser Power adjustment is set to the default, which is 4.
Resolution Troubleshooting Procedure
Step Actions and Questions
1. Install a new print cartridge.
1
2. Print a test print.
Is the test print output resolution good?
2 Replace the following, in order until the
defective component is found:
Laser Assembly (page 8-38)
HVPS/Engic Logic PWBA (page 8-73)
Print-Quality Troubleshooting
Yes No
Go to step 6. Problem solved.
Go to step 7. Problem solved.
Yes No
Problem Go to step 2.
solved.
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