Canon DR-4580U Maintenance Manual - Page 10

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Attaching the sensor roller

If the sensor roller comes loose while cleaning, reattach it as explained below.

Point the gear end of the roller shaft

to the left side of the scanner.

Insert the bushings on both ends of

the shaft into the guide grooves,

matching the flat sides of the bush-

ings with the flat sides of the of the

guide grooves.

After reattaching the sensor roller,

press it lightly with your finger and

confirm that it easily moves up and

down.

Cleaning the scanner

Left Side

Gear

Flat side of bushing

Attach the right side in the same way.

Bushing

sensor roller

Guide groove