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3.7 Cleaning the Sensors
3. Hold the ADF sheet guide with your hand to keep it open.
4. Wipe the six sensor surfaces with a clean lint free cloth moistened with
cleaner F1.
5. Lower the ADF upper sheet guide gently.
6. Lift the Upper transport unit to release the safety lock, then lower the unit
carefully and push the unit to close it completely.
ATTENTION
It may take long before the cleaner vaporizes if a large quantity is used.
When cleaning the scanner parts, dampen a cloth with modest quantities of
the cleaner. In addition, wipe off the cleaner completely with a soft lint-free
cloth to leave no residue on the surface of the cleaned parts.
Document width sensor(in 6 locations)