User Manual of Portable Video Recorder
95
Appendix
Troubleshooting
The device cannot start up.
Possible Reasons:
a)
The battery has not been installed on the device.
b)
The battery is out of power
Solutions:
1.
Install the battery on the device.
2.
Connect the power adapter to the device.
3.
After connecting the device to the power adapter, wait for the icon of charging battery which will be
displayed on the screen. And then long press the Power button to start up the device.
No signal is displayed on the screen.
Possible Reasons:
a)
The camera is set in External Camera mode while the external camera has not been installed.
b)
The external camera is out of work.
Solutions:
1.
Switch the camera to Internal Camera mode or install the external camera.
2.
Check the external camera and replace it if needed.
There is no audio in record files.
Possible Reason:
The recording stream is set as
Video Stream
.
Solution:
Set the recording stream as
Composite Stream
.
Failed to start the two-way audio with platform.
Possible Reasons:
a)
The network signal is unstable.
b)
The two-way audio function of the device has been enabled by other client.
Solutions:
1.
Move the device to places where the network signal is available.
2.
Try it again after the two-way audio of the device stopped.
The voice heard on the device side is small.
Possible Reasons:
a)
The volume of the audio output on the device side is low.
b)
The volume of the microphone on the platform side is low.
c)
The headset is broken.
Solutions:
1.
Adjust the volume of the audio output on the device side.
