3.2 BLANK COPY (WHITE COPY)
- Problem -
White or almost white copy.
- Possible Causes -
1. Charge is not applied.
• CB high voltage supply board failure
• Poor high voltage terminal contact
• Broken drum charge roller
• Broken transfer belt contact clutch
2. The copy image is not transferred to the paper.
• T high voltage supply board failure
• Poor high voltage lead wire contact
• Damaged transfer belt
3. The development roller does not rotate.
• Broken drive gears
• Defective development unit drive clutch
• Broken transfer belt contact clutch.
4. Poor drum sensitivity.
• The drum was exposed to fluorescent light or direct sunlight for long period
of time
• The drum was exposed to ammonia gas or corrosive fumes for a long
period of time
5. The drum does not rotate.
FT5535/4527/4522 6-2 FSM
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