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(11) The AHD DVR cannot 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 AHD DVR is not correct.
5 The protocols of the PTZ decoder and the AHD DVR are not matched.
6 The address of the PTZ decoder and the AHD DVR are not matched.
7 When multiple decoders are connected, the far port of the PTZ
decoder line A (B) must connect a 120 Ω 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 cannot login via web or CMS.
Possible reasons are as followed:
1 The system is windows 98 or wins me. We recommend updating to windows
2000sp4 or higher Version or installing the software for low edition.
2 ActiveX is hold back.
3 Network connection failure.
4 Network setting issues.
5 Invalid password or user name.
(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.
2 The user machine is resource limited.
3 Choose the play-in-team mode in the network setup of AHD DVR.
4 The region shelter or channel protection is set.
5 The user has no surveillance purview.
6 The real-time image of the hard disk recording machine itself is not clear.
(15) Network connection is not stable.
Possible reasons are as followed:
1 Network is not stable.
2 IP address is conflicted.
3 MAC address is conflicted.
4 The net card of the AHD DVR is bad.
(16) There is something wrong with the USB backup or writing a CD.
Summary of Contents for ET - 16AHD2
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