Ricoh MP C6502SP Field Service Manual page 1106

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5. Troubleshooting

Error Name/Error Condition/Major Cause/Solution

MUSIC Sensor Error

MUSIC failed while power was on.

• TM sensor sampling error

• Sensor LED adjustment abnormal

• Number of patches abnormal

• ITB scratched

• Main scan registration abnormal

• Sub scan registration abnormal

• Main scan magnification abnormal

• Main scan magnification error diffusion abnormal

• ITB scratched or smudged

• Sensor smudged or defective

• Pattern density abnormal

• Cycle the machine off/on.

• Replace the TM sensor.

• Replace the ITB.

• Process control

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