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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.
• If the device has been set with schedule recording, it can’t shutdown if it is still during recording time of
the task table.
7) Which IP waterproof level do the systems support?
• Check for more information to see which systems support waterproof IP 54.
Summary of Contents for AV104AHD
Page 2: ...BLANK ...
Page 8: ...8 1 3 SYSTEM DIAGRAM 1 4 EXTERNAL INTERFACE Dimensions shown in mm ...
Page 9: ...9 Dimensions shown in mm ...
Page 11: ...11 1 5 HARD DISK INSTALLATION ...
Page 12: ...12 1 6 SIM CARD INSTALLATION ...
Page 23: ...23 System Modules System Server status ...
Page 24: ...24 System Environment System Storage ...
Page 43: ...43 Snap Setting Trigger snap Trigger snap It snaps when alarm is trigger ...