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There are following possibilities:
●
Alarm setup is not correct.
●
Alarm cable connection is not correct.
●
Alarm input signal is not correct.
●
There are two loops connect to one alarm device.
20.Remote control does not work.
There are following possibilities:
●
Remote control address is not correct.
●
Distance is too far or control angle is too small.
●
Remote control battery power is low.
●
Remote control is damaged or DVR front panel is damaged.
21.Record storage period is not enough.
There are following possibilities:
●
Camera quality is too low. Lens is dirty. Camera is installed against the light. Camera aperture
setup is not correct.
●
HDD capacity is not enough.
●
HDD is damaged.
22.Cannot playback the downloaded le.
There are following possibilities:
●
There is no media player.
●
No DXB8.1 or higher graphic acceleration software.
●
There is no DivX503Bundle.exe control when you play the le transformed to AVI via media
player.
●
No DivX503Bundle.exe or dshow-2004 1012 .exe in Windows XP OS.
23.Forgot local menu operation password or network password
Please contact your local service engineer or our sales person for help. We can guide you to
solve this problem.
24.When I log in via HTTPS, a dialogue says the certicate for this website is for other
address.
Create server certicate again.
25.When I log in via HTTPS, a dialogue says the certicate is not trusted.
Download root certicate again.
26.When I log in via HTTPS, a dialogue says the certicate has expired or is not valid yet.
Make sure your PC time is the same as the device time.
27.I connect the general analog camera to the device, there is no video output.
There are following possibilities:
●
Check camera power supplying, data cable connection and other items.
●
This series device does not support the analog camera of all brands. Please make sure the
device supports general standard denition analog camera.
28.I connect the standard denition analog camera or the coaxial camera to the device, there
is no video output.
There are following possibilities:
●
Check camera power supplying, or camera data cable connection.
User's Manual
363
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