Centrad CEN101HD, User Manual

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CEN101HD
72
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5. FREQUENTLY ASKED QUESTIONS
1) The system
won’t start
Usually this problem results from the incorrect power connection. Please follow below steps to
check the power connection:

Check the input power, whether the power wire is connected correctly, whether the ground
wire is connected back to the battery, and whether the fuse on the power wire is in good
condition.

Check whether the ACC signal wire input to the power is with voltage higher than 7 V.

Check whether the device key is closed.
2) The MDVR restarts uninterruptedly
Please follow below steps to check it:

Check whether the voltage of MDVR is insufficient. If the voltage is less than the start-up
voltage of the device, the device would always restart.

The problem in hard disk/SD card may cause the failure to start. Take off the storage part
and check whether it is broken down.
3)
The device won’t record
Usually this problem results from the storage disk or camera. Please follow below steps to check it:

Check whether the storage disk is installed, whether it is in good contact, and whether the
disk can be read normally in computer.

Check whether the storage disk is formatted. The storage disk should be formatted before
normally storing record files.

Check whether there is video signal input into the device from camera, and whether there is
video/image on the screen.
4) There is no voice in record file
Please follow below steps to check it:

Check whether there is an external pickup, or whether the camera features with the function
of audio collection.

Access to Video Channel Settings, check if Audio is set on.

There must be video input into the channel for recording and it must record normally.
5) The GPS works abnormally
Please follow below steps to check it:

Check whether the GPS antenna is installed correctly. There is a silk print logo on the GPS
antenna holder behind the host device.

Check whether the antenna receiver is sheltered. It should not be covered by any stuff,
which may cause it not to receive signals.

Environmental influence such as tree shades, being inside tunnel, driving near tall building
or elevated roads, thunderstorms or other weather influence, etc. can also cause signal loss
or receiving wrong signals.
6)
The device can’t shutdown in ignition switch mode?
Please follow below steps to check it:

Check if the ACC line connection mode is correct; and check whether there is voltage on
ACC yellow line when the key is turned off.