Fujitsu ScanSnap N1800 Operator's Manual page 362

3. Clean the following parts with a soft cloth slightly moistened with
Cleaner F1 or with the Cleaning Wipe.
Ultrasonic sensor
(Also on the ADF paper chute)
Pad assy (PAD ASSY)
Pick spring (metal part)
*Gray part
Pad assy (× 1)
Gently wipe the rubber pads downwards. Be careful not to get your hand or the
cloth caught on the pick spring (metal part).
Ultrasonic sensors (× 2)
Clean lightly with a soft cloth to wipe their surfaces clean.
Idler rollers (× 4)
Gently rotate the idler rollers by hand as you wipe them clean.
Take care not to damage the soft rubber. The idle rollers should be cleaned
carefully and thoroughly, as dirty idle rollers can adversely affect the paper pickup
performance.
Glass (× 2)
Clean lightly with a soft cloth to wipe their surfaces clean.
HINT
If the glass is dirty, a vertical line may appear on the scanned image.
Pick roller (× 1)
Gently rotate the pick roller from top down, to lightly wipe off the dirt and dust. Take
care not to damage the soft rubber. The pick roller should be cleaned carefully and
thoroughly, as a dirty pick roller can adversely affect the paper pickup
performance.
7.3 Cleaning Inside the Scanner
Idler rollers (× 4)
Eject rollers (× 2)
362
Feed rollers
(× 2)
Pick roller
Glass (× 2)
(Also on the top cover)