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62 Regular Maintenance
Cleaning the Sensor Glass and the Rollers
If scanned images have extraneous marks, or if the scanned documents are
dirty, then the sensor glass or rollers inside the scanner may be dirty. Clean
them periodically.
1.
Hold the Upper unit as shown in the diagram, and open it slowly until it stops.
CAUTION
The pickup roller is located in the middle of the Upper unit. Do not
hold the protrusion on the Upper unit when you open it. Doing so
may deform the pickup roller or cause a feeding error.
Note
The location of the sensor glass and various rollers are shown below.
Pickup Roller
Feed Roller
Retard Roller
Sensor Glasses
Platen Rollers
Rollers