PQ 9 Deletions (bands)
Symptom/ check
Deletion bands or very low image density
perpendicular to the print feed direction.
Probable Cause
1. Damp media
2. Incorrect Corotron operation.
4. Defective drum or no drum drive.
5. Magnetic roll
6. Image Module Roller not contacting drum
7. Media Transport-
Corrective Action
1A. Refer to BSDs 7.1 and 7.3 to check for
correct operation of the Paper heaters.
1B. Ensure that the Customer is storing the
media correctly.
2A. Check / Clean or replace the T/DT
corotrons as required (PL 9.4).
2B. Perform GP1 HVPS Checkout Procedure.
4A. Check for correct operation of the drive
system.
4B. Replace the drum (REP 9.3).
5A. Ensure that the housing is latched
securely.
5B. Check the mag roll for damage or binding.
6. Check/clean/replace as required (PL 9.3).
7. Ensure that the Media Transport gap (ADJ
8.4) is set correctly.
8830
1/98
3-17
PQ9 Deletions (bands)