CS400/300 5 – 5
5. DAILY MAINTENANCE
5.4 Cleaning the Paper Sensors
Accumulated dust on the paper sensors may prevent the document from being
detected. The sensors must be cleaned when necessary.
(1) Turn off the scanner.
(2) Open the top cover as described in Section 5.1 “Opening and Closing the Top Cover”.
(3) Wipe the two paper sensors using a cotton swab.
Paper sensors
(4) Close the top cover as described in Section 5.1 “Opening and Closing the Top Cover”.
Take care not to get your fingers caught in the cover.
Use a cotton swab or something equally soft to gently wipe the paper sensors. Do
not use any chemicals to clean the sensors.
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