In case any issues occur with the touch sensitive screen of the charger, please perform a calibration.
Step 1: Touch the screen according to the diagram below.
The sequence must be pressed in 6 seconds. If failed, try again after waiting a few seconds.
After successful sequence ending in touching the center of the screen, device will reboot into calibration mode.
Step 2: Press the crosshair indicators one-by-one on the display.
After all crosshairs are pressed, device will reboot.
For better illustration, please refer to the video of the process below:
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