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15 Touchscreen Calibration
Keep pressed the ON/OFF button for 3 seconds to start the Touchscreen Calibration (see Figure 111).
While holding the ON/OFF button, the pop-up message shown in Figure 112 a appears. Tap the blue calibration
dots until the calibration is complete (see Figure 112 b).
Figure 111. How to enter in Touchscreen Calibration.
Figure 112. Start the Touchscreen Calibration (a – b).