Techpro TRIDVR-EL16M4, Users Manual And Important Safety Information

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
PTZ decoder setup, connection or installation is not correct.

Cable connection is not correct.

PTZ setup is not correct.

PTZ decoder and DVR protocol is not compatible.

PTZ decoder and DVR address is not compatible.

When there are several decoders, please add 120 Ohm between the PTZ
decoder A/B cables furthest end to delete the reverberation or impedance
matching. Otherwise the PTZ control is not stable.

The distance is too far.
12. Motion detection function does not work.
There are following possibilities:

Period setup is not correct.

Motion detection zone setup is not correct.

Sensitivity is too low.

For some versions, there is hardware limit.
13. Can not log in client-end or web.
There are following possibilities:

For Windows 98 or Windows ME user, please update your system to Windows
2000 sp4. Or you can install client-end software of lower version. Please note
right now, our DVR is not compatible with Windows VISTA control.

ActiveX control has been disabled.

No dx8.1 or higher. Please upgrade display card driver.

Network connection error.

Network setup error.

Password or user name is invalid.

Client-end is not compatible with DVR program.
14. There is only mosaic no video when preview or playback video file remotely.
There are following possibilities:

Network fluency is not good.

Client-end resources are limit.

There is multiple-cast group setup in DVR. This mode can result in mosaic.
Usually we do not recommend this mode.

There is privacy mask or channel protection setup.

Current user has no right to monitor.

DVR local video output quality is not good.
15. Network connection is not stable.
There are following possibilities:

Network is not stable.

IP address conflict.