Action Yes No
Step 9
Replace the printhead assembly. Go to
“Printhead assembly
removal” on page 377.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Repeating defects check
Actions Yes No
Step 1
If the distance between defects is equal to 1.11 inch (28.3 mm), then
replace the charge rollers.
Does the problem remain?
Contact next level of
support.
Problem is solved.
Step 2
If the distance between defects is equal to 2.04 inches (80 mm),
then replace the transfer roller.
Does the problem remain?
Contact next level of
support.
Problem is solved.
Step 3
If the distance between defects is equal to one of the following,
then replace the print cartridge.
• 1.88 in. (47.8 mm)
• 3.81 in. (96.8 mm)
Does the problem remain?
Contact next level of
support.
Problem is solved.
Step 4
If the distance between defects is equal to one of the following,
then replace the fuser.
• 3.46 in. (88.0 mm)
• 3.75 in. (95.2 mm)
Does the problem remain?
Contact next level of
support.
Problem is solved.
Blank pages check
7462
Diagnostic information
44
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