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4.7 Cleaning the Sensors
Accumulated dust on the paper sensors or on the document size detection sensors may prevent the
document from being scanned correctly. 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 two paper sensors or the five document size detection sensors using a cotton swab.
Document size
detection sensors
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 fi ngers caught in the top cover.
• Use a cotton swab or something equally soft to gently wipe the paper sensors or on the
document size detection sensors. Do not use any chemicals to clean the sensors.
Checkpoint
Document size detection sensors are not equipped to CSX510-09.
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