MINOLTA-QMS PagePro 9100 Series Quick Start Manual page 176

Symptom
Blank print
0951o220
Black print
0951o213
White spots
0951o211
Cause
No imaging cartridge installed
No toner in imaging cartridge
Defective PC drum (end of service
life)
Improper laser exposure
Poor development
Improper laser exposure
Improper charging
Damp paper
Poor image transfer
168
Remedy
• Install the imaging cartridge.
• Replace the imaging cartridge.
• Replace the imaging cartridge.
• Replace the print head unit.
• Replace the print head section.
• Replace the main control board
(PWB-A).
• Replace the imaging cartridge.
• Replace the print head unit.
• Replace the print head section.
• Replace the main control board
(PWB-A).
• Replace the high voltage unit (HV1).
• Replace the main control board
(PWB-A).
• Replace the paper.
• Replace the image transfer roller
unit.
• Replace the high voltage unit (HV1).
• Replace the main control board
(PWB-A).