Troubleshooting
The device does not turn on
Possible cause
The batteries are completely discharged.
Solution
Charge the batteries.
The device does not operate on external
power supply
Possible cause
USB cable is damaged.
Solution
Replace USB cable.
Possible cause
The external power supply is discharged.
Solution
Charge the external power supply.
The image is blurry, with vertical stripes and
uneven background
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