Appendix A Troubleshooting, Daily
16.
Keyboard cannot control NVR
Possible reasons:
•
NVR serial port setup is not correct
•
Address is not correct
•
When there are several switchers, power supply is not sufficient
•
Transmission distance is too far
17.
Alarm signal cannot be disarmed
Possible reasons:
•
Alarm setup is not correct.
•
Alarm output has been opened manually
•
Input device error or connection is not correct
•
Some program versions may have this problem. Please upgrade your system.
18.
Alarm function does not work
Possible reasons:
•
Alarm setup is not correct
•
Alarm cable connection is not correct
•
Alarm input signal is not correct
•
There are two loops connected to one alarm device
19.
Remote control does not work.
Possible reasons:
•
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 NVR front panel is damaged
20.
Recording storage insufficient
Possible reasons:
•
Camera quality is too low.
•
Lens is dirty.
•
Camera is installed facing a light source
•
Camera aperture setup is not correct
•
HDD capacity is insufficient
•
HDD is damaged
21.
Cannot playback the downloaded file
Possible reasons:
•
There is no media player
•
Requires graphic acceleration software upgrade to DXB8.1 or higher
•
There is no DivX503Bundle.exe control when you play the file transformed to AVI via the
media player
•
There is no DivX503Bundle.exe or ffdshow-2004 1012 .exe in Windows XP OS
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