Dahua XVR4104C-S2 User Manual

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11. Time display is not correct.
There are following possibilities:
 Setup is not correct

Battery contact is not correct or voltage is too low.
 Crystal is broken.
12. DVR cannot control PTZ.
There are following possibilities:
 Front panel PTZ error

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.
13. 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.
14. Cannot 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.
15. 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.

Dahua XVR4104C-S2 Specifications

General

Brand	Dahua
Model	XVR4104C-S2
Category	DVR
Language	English