Vertical Lines And Bands (Process Direction) Check - Lexmark 7462 series Service Manual

Vertical lines and bands (process direction) check

Leading edge
Trailing edge
Action
Step 1
Check the media condition. Load new, dry, recommended media.
Reprint the defective image.
Does the problem remain?
Step 2
Check if the media transfer route and the media path are free of
debris and contamination.
Does the problem remain?
Step 3
Check if the laser beam route and the printhead assembly window
are free of debris and contamination.
Does the problem remain?
Step 4
Check the print cartridge for proper installation, and if necessary,
clean and reinstall the print cartridge.
Does the problem remain?
Step 5
Check the transfer roll assembly for contamination and wear, and
if necessary, replace the transfer roll assembly. Go to
assembly removal" on page
Does the problem remain?
Step 6
Check the printhead assembly for proper connection, and if
necessary, replace the connection.
Does the problem remain?
"Transfer roll
351.
Diagnostic information
48
Yes No
Go to step 2. The problem is
solved.
Go to step 3. The problem is
solved.
Go to step 4. The problem is
solved.
Go to step 5. The problem is
solved.
Go to step 6. The problem is
solved.
Go to step 7. The problem is
solved.
7462