Ricoh MP C6502SP Field Service Manual page 1033

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Error Name/Error Condition/Major Cause/Solution

Black level detection error

The black level cannot be adjusted within the target during auto gain

• SBU defective

• IPU defective

• Power/signal harness defective

• Cycle the machine off/on.

• Reconnect the power/signal harness.

• Replace the SBU board.

• Replace the IPU board.

• Replace the power/signal harness.

Service Call 101-195

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