22
Cleaning the Unit
∫ Outside of the scanner
Clean the unit at least once a month.
1
Turn the power off.
2
Clean the cover with a soft cloth.
3
Remove 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 images. (Refer to pages 25-26.)
≥ If the documents you scan are dirty, then the scanner components will also become dirty. To maintain proper
scanning, clean the scanner components frequently.
Radiation vent