Fault phenomenon

Fault shooting

Fault removal

Device can’t be powered on

Empty battery

Fully charge the device for 4 hours

Protection for the device

Press "Reset" button, then power on again.

Device protection is triggered.

Connect the recorder with PC via USB data cable, then plug in and pull out the data cable from the port of the recorder to activate the device and reboot the device.

Short working time of the device

Insufficient charging time

Fully charge the device for 4 hours or more

Interruption when transferring the data to PC

Insufficient power supply at USB ports  on the front panel of the PC

Suggest to connect the data cable with the USB port at the rear panel

The PC can't recognize the recorder

Problematic data cable

Change the data cable

The client program hasn't been installed

Install client program (including the driver)

The driver can't be installed

Temporarily disable defense system and install the client program again