Dahua Technology DHI-XVR5108HS-4K, Руководство пользователя

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User's Manual
281
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Sensitivity is too low.
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For some versions, there is hardware limit.
13. 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.
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.

MAC address conflict.

PC or DVR network card is not good.
16. Burn error /USB back error.
There are following possibilities:

Burner and DVR are in the same data cable.

System uses too much CPU resources. Please stop record first and then begin backup.

Data amount exceeds backup device capacity. It may result in burner error.

Backup device is not compatible.

Backup device is damaged.
17. Keyboard cannot control DVR
There are following possibilities:

DVR serial port setup is not correct.

Address is not correct.

When there are several switchers, power supply is not enough.

Transmission distance is too far.
18. Alarm signal cannot be disarmed.
There are following possibilities:

Alarm setup is not correct.