4-5
4.5 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 4.1, “Opening and Closing the Top Cover”.
(3) Wipe the paper sensors (at the front and rear) using a cotton swab.
Paper sensors
(4) Close the top cover as described in Section 4.1 “Opening and Closing the Top Cover”.
Caution
• Take care not to get your fingers caught in the top cover.
• Use a cotton swab or something equally soft to gently wipe the paper sensors.
Do not use any chemicals to clean the sensors.