Fujitsu ScanSnap N1800 Operator's Manual page 381

7.7 Calibrating the LCD Touch Panel
4. Press the [Update] button on the [Calibration] dialog box.
Calibration of the LCD touch panel is completed.
ATTENTION
If the red "+" (adjustment mark) is not touched accurately, a "Parameter Error. Please
input, again" message may appear.
In this case, perform the calibration from Step 2 again, being careful to touch each
calibration point accurately.
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