How to re-attach the sensor rollers

If the sensor rollers are removed, re-attach them.

Re-attach the sensor roller for back scanning to the ADF door

Attach the shorter sensor roller to the ADF door by placing the non-gear side to the ADF door release.

Match the groove to the guide.

Push the roller, and confirm the sensor is locked by the springs on both sides.

Springs

Re-attach the sensor roller for front scanning

Attach the longer roller to the unit by placing the non-gear side to the ADF door release.

Match the groove to the guide.

Attach the side of the ADF door release first, and

attach the other side.

Confirm both rollers move slightly.

Press down on the sensor rollers and rotate them.

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