Ricoh MP C6502SP Field Service Manual page 1456

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5. Troubleshooting

3. Set the screw removed in the previous step to the hole in the front most position for both

operator and non-operator sides. DO NOT fully fasten the screws yet.

4. Fully fasten the screws to complete the procedure.

Troubleshooting for Random Pitch Banding Caused by Lubricant Falling from the

Drum Cleaning Unit

Banding appears on the printouts at random intervals/pitch.

The lubricant in the drum cleaning unit falls into the registration unit and creates smudges on the ITB

encoder sensor. As a result, the engine speed cannot be controlled correctly.

Clean the ITB encoder with a blower brush.

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