Service/Maintenance and care
10.2.2 Touchscreen calibration
Indication
Due to mechanical impact or the aging process of the touchscreen,
its calibration references may change.
An indication is that when you tap a specific button and the
adjacent button is activated instead or when a specific button does
no longer work.
In such cases, the touchscreen should be recalibrated.
Calibration
To calibrate the touchscreen proceed as follows:
1. From the «Home» screen go to «Device» Þ «More»
Þ «Preferences» Þ «Display».
2. On the bottom left, select «Touchscreen calibration».
↳
The calibration menu will be issued, guiding you through
the calibration procedure.
3. Follow the on screen instructions respectively.
d&b D40 Reference manual 1.5 en66