Ricoh MP C6502SP Field Service Manual page 1034

5. Troubleshooting
SC No. Level Error Name/Error Condition/Major Cause/Solution
White level detection error
• The white level cannot be adjusted to the second target level within
the target during auto gain control.
• SBU defective
• LED defective
• IDB (LED driver) defective
• IPU defective
• Power/signal harness defective
• Scanner drive error
• Condensation in scanner unit
• Mirrors or lenses dirty or positioned incorrectly
SC142-00 D
• White plate dirty or installed incorrectly
• Cycle the machine off/on.
• Reconnect the power/signal harness.
• Reattach/clean the mirrors/lenses.
• Reattach/clean the white plate.
• Replace the SBU board.
• Replace the LED board.
• Replace the IDB board.
• Replace the IPU board.
• Replace the SIO board.
• Replace the power/signal harness.
1032