Troubleshooting
The device does not turn on
Possible cause
The battery is completely discharged.
Solution
Charge the battery.
The device does not operate from an external power source
Possible cause
The USB cable is damaged.
Solution
Replace the USB cable.
Possible cause
The external power supply is discharged.
Solution
Charge the external power supply (if necessary).
The image is blurry, with vertical stripes or an uneven
background
Possible cause
Calibration is required.
Solution
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