Blank Prints - Xerox 4400DT - Phaser B/W Laser Printer Service Manual

Blank Prints

No visible image anywhere on the output print as shown here.
Initial Actions
Inspect the printer paper path for items such as staples, paper clips and paper
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scraps.
Check installation of the Print Cartridge.
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Check that the Print Cartridge ground contacts (on the right side of the Print
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Cartridge and in the Print Cartridge Side Guide in the printer) are clean.
Ensure there are no obstructions in the Laser path.
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Ensure the blank prints are not the result of multi-sheet feeds.
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Blank Prints Troubleshooting Procedure
Step Actions and Questions
1 1. Enter Service Diagnostics and select
Engine Test Print.
2. Scroll to Print Quantity and press OK.
3. Select 5, then press OK.
4. Scroll to Print Test Pattern and press OK.
Are the test prints blank?
2 1. Exit Service Diagnostics.
2. When the printer has restarted, select
Printable Pages Menu.
3. Scroll to Print Configuration Pages and
press OK.
Are the prints blank?
3 1. Install a new Print Cartridge.
2. Print a test print as in Step 1.
Is there a normal image on the paper?
3-56
Yes
Go to step 3.
Remove and re-
seat the Image
Processor Board.
If the problems
persist, replace
the Image Pro-
cessor Board
(RRP 9.2 on
page 6-88).
Problem solved.
Phaser 4400 Laser Printer Service Manual
No
Go to step 2.
The problem ap-
pears to be with
the host computer
or the cables. If
the problems per-
sist, replace the
Image Processor
Board (RRP 9.2
on page 6-88).
Go to step 4.