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Phaser 7700 Color Laser Printer Service Manual
All Colors
1.
Inspect the paper path.
2.
Inspect the Accumulator Belt Cleaner and replace if necessary (RRP 36,
on page 7-198).
3.
Inspect the Bias Transfer Roller and replace if necessary (RRP 17, on page
7-172).
4.
Inspect the Fuser to see whether paper is wrapped around the Fuser.
5.
Replace the Fuser (RRP 19, on page 7-174).
Repetitive Mark Appears on Each Print
An identical mark or image appears on each, or every other, printed image.
1.
From the front panel’s Support Menu, select Improve Print-Quality?,
then select Remove Print Smears. This function passes several blank
sheets of paper through the printer to clean the fuser rollers.
2.
From the front panel’s Printable Pages Menu, select Service Pages, then
select Repeating Defects page. The Repeating Defects page contains
rulers to help determine the source of the repeating defects.
84 mm (3.3 in.)
Fuser
94 mm (3.7 in.)
Fuser (mark in all colors) or print cartridge (mark in
single color)
88 mm (3.5 in.)
Transfer roller (2nd bias)
44 mm (1.7 in.)
Print cartridge
28.3 mm (1.1 in.)
Developer housing roller
3041-48
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