Fujitsu fi-7800 Operator's Manual page 135

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When you press the [Scan/Pause] button, the feed rollers/assist rollers rotate a certain
amount.
● When you press the [Scan/Pause] button, the feed rollers/assist
CAUTION
● If you press the [Scan/Pause] button firmly with the ADF open,
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Put a piece of cloth moistened with Cleaner F1 or a sheet of Cleaning Wipe against the
surface of the feed roller/assist roller, and wipe horizontally to clean it.
Press the [Scan/Pause] button to rotate the rollers in order to clean dirt and dust off the
entire surface of each roller.
Make sure to clean thoroughly because the feeding performance is affected especially
when there is black foreign matter on the roller.
As a guideline, pressing the [Scan/Pause] button seven times will rotate the feed rollers/
assist rollers one revolution.
rollers rotate at the same time. When cleaning, be careful not to
touch the rollers with your hand while they are rotating.
the ADF might close accidentally. Be careful not to get your
fingers caught.
135
Daily Care