22

Cleaning the Unit

Outside of the scanner

Clean the unit at least once a month.
1Turn the power off.
2Clean the cover with a soft cloth.
3Remove dirt and dust from the radia-
tion vent with a brush.

Inside the scanner

Clean the unit at least once a week or when 20,000 sheets have been scanned, whichever comes first.
Clean the rollers and sensors if paper jamming or multiple-sheet feeding occurs frequently. (Refer to pages 23-
25.)
Clean the CIS glasses and sensor rollers when lines appear on the scanned imag es. (Refer to pages 25-26.)
If the documents you scan are dirty, then the scanner components will also become dir ty. To maintain proper
scanning, clean the scanner components frequently.
Radiation vent