Canon DR-4580U Manuel d'entretien - Page 2

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Cleaning the scanner

Follow the procedures below to clean outside and inside the scanner.

Cleaning the scanner exterior

Clean the surfaces of the scanner at least once a month.

Switch the scanner off and discon-

nect the power plug from the power

source.

Use a soft cloth to wipe the sur-

faces of the scanner.

Note: The ADF feed and output slots get

dirty easily so take special care when

cleaning these areas.

Use a brush to clean dust away

from the ventilation port.

Cleaning the scanner interior when heavily used

Clean inside the scanner at least once a month with heavy use, or after 120,000 sheets have been scanned.

• To prevent paper jams and double-feeds, or if you are experiencing these problems, clean the rollers, document

sensor, double-feed detection sensor, and paper detection sensor.

If the problem persists after cleaning, purchase a Exchange Roller Kit (sold separately) and replace the feed

rollers, separation rollers, and retard rollers.

• If you see black or white streaks in your scanned images, clean all the parts in the scanning area, including the CIS

glass, white plate, and white sensor roller.

• If you see black dots or white patches in your scanned image, clean the document glass and cover sheet under the

document cover (

All of these cleaning procedures are described below.

Cleaning the paper feed rollers

Switch the scanner off and discon-

nect the scanner power plug from

the power source.

Pull out the ADF door release under

the hopper and open the ADF door

completely.

48).

Power switch

O : Off

ADF door release

(inside the ADF door)

ADF door