9.2 Cleaning the Inside of the Scanner
Notice
• Before cleaning the unit, turn the unit of
f, and disconnect the power cord and the USB cable.
• Clean the inside of the scanner when approximately 30,000 sheets have been scanned. (This
includes the number of sheets fed using Count Only Mode.) The time for cleaning may differ
depending on documents you scan. To maintain proper scanning, clean the scanner parts frequently.
• Clean the rollers if paper jamming or double feeding occurs frequently.
• If double feed detection does not function properly, clean the double feed detectors.
• Clean the scanning glasses when vertical streaks appear on the scanned images.
• Be careful not to damage any parts of the unit.
• Do not use flammable aerosol cleaners.
1. Prepare the following cleaning supplies.
Soft and dry cloth
(one that does not easily
generate fibrous dust)
Used to clean the conveyor and scanning glasses.
Thin cotton swab Used to clean the sensors.
Roller cleaning paper
(KV
-SS03)
Recommended for use in cleaning the rollers. If you do not have
the roller cleaning paper, use a soft cloth with a small amount of
isopropyl alcohol or water. Do not use commercially available
cleaners, detergent, thinner, or benzine. (Doing so may cause
deformation, discoloration or damage.)
2. Open the ADF door (page
33).
3. Clean the conveyor, sensors, rollers, and scanning glasses.
• Clean the parts in the following order: conveyor and scanning glasses, sensors, rollers.
• For details about cleaning, refer to the following:
– "9.2.1 Cleaning the Conveyor and Scanning Glasses" (page 68)
– "9.2.2 Cleaning the Sensors" (page 69)
– "9.2.3 Cleaning the Rollers" (page 70)
4. Close the ADF door (page 34).
5. Turn ON the unit's power (page 32).
6. Set the After Clean Roller Counter to zero (0).
• For details, see "9.2.5 Clearing the Counter After Cleaning the Rollers" (page 76).
9.2 Cleaning the Inside of the Scanner
67
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