Horizontal Streaks - Xerox Phaser 4500 Service Manual

Horizontal Streaks

Phaser 4500/4510 Service Manual
There are black lines running horizontally across the page in the scan
direction (at a right angle to the direction of paper travel).
Initial Actions
Check that the paper supply is dry and
fresh.
Inspect the printer paper path for items,
such as staples, paper clips, and paper
scraps.
Check installation of the print cartridge.
Check that the print cartridge contacts
(on the right side of the print cartridge
and in the print cartridge Right Side
Guide in the printer) are clean.
Horizontal Streaks Troubleshooting Procedure
Step Actions and Questions
1. Enter Service Diagnostics and
1
select
2. Scroll to
press the OK button.
3. Press the OK button to move
the cursor over the last digit,
then press the Up Arrow key
until the last digit is "5". Press
the Back button to return to the
Engine Test Print menu.
4. Scroll to the
Pattern
button.
2 1. Exit Service Diagnostics.
2. When the printer is Ready,
scroll to Information, then
press the OK button.
3. Scroll to
then press the OK button.
4. Scroll to
Page, then press the OK
button.
Do the prints have horizontal
streaks?
Yes
Go to step 3.
Engine Test Print.
Quantity, then
Print
Print Test
and press the OK
Verify harness
Connectors on I/P
PWABA. If the
problems persist,
replace the Image
Information Pages,
Processor Board
(page 8-75).
Configuration
Print-Quality Troubleshooting
s4510-043
No
Go to step 2.
The problem appears
to be with the host
computer or the
cables. If the
problems persist,
replace the Image
Processor Board
(page 8-75).
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