Network
Hard
Disk
Videocorder
Fast
Operation
manual
33
Setting is wrong.
2 The battery is in bad connection or the voltage is too low.
3 The oscillation is damaged.
11
、
The DVR can not control the PTZ.
Possible reasons are as followed:
1 There is something wrong with the frontal PTZ.
2 The setting, connection or the installation of the PTZ decoder is not correct.
3 The connections are not correct.
4 The PTZ setting of the DVR is not correct.
5 The protocols of the PTZ decoder and the DVR are not matched.
6 The address of the PTZ decoder and the DVR are not matched.
7 When multiple decoders are connected, the far port of the PTZ decoder line A(B) must connect a 120 resistance to reduce the
reflection otherwise the PTZ control is not stable.
8 The distance is too far.
12
、
The motion detect is not working,
Possible reasons are as followed:
1 The time range set is not correct.
2 The motion detect area set is not correct.
3 The sensitivity is too low.
4 Limited by some hardware edition.
13
、
I can not login via web.
Possible reasons are as followed:
1 The system is windows 98 or windows me. We recommend updating to windows 2000sp4 or higher edition or installing the
software for low edition.
2 ActiveX is hold back.
3 The edition is not exceeded dx8.1. Update the display card driver.
4 Network connection failure.
5 Network setting issues.
6 Invalid password or user name.
7 The user edition is not matched the DVR program edition.
14
、
The image is not clear or there is no image in network preview state or video file playback state.
Possible reasons are as followed:
1 Network is not stable.
Содержание D700 Series
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