User’s Manual
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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, update your system to Windows 2000 sp4. Or you can install
client-end software of lower version. Note right now, our DVR is not compatible with Windows
VISTA control.
ActiveX control has been disabled.
No dx8.1 or higher. 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. Stop record first and then begin backup.
Data amount exceeds backup device capacity. It might 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.
Alarm output has been open manually.
Summary of Contents for DH-XVR71 H-4K-I2 Series
Page 24: ...User s Manual 15 Fasten screws...
Page 67: ...User s Manual 58 TCP IP Configure the settings for network parameters...
Page 103: ...User s Manual 94 Main menu...
Page 189: ...User s Manual 180 Details Click Register ID Register ID Click to add a face picture...
Page 212: ...User s Manual 203 Search results Click the picture that you want to play back Playback...
Page 239: ...User s Manual 230 Details Click Register ID Register ID Click to add a face picture...
Page 314: ...User s Manual 305 Main stream Sub stream...
Page 347: ...User s Manual 338 Update Click Update Browse Click the file that you want to upgrade Click OK...
Page 362: ...User s Manual 353 Legal information...
Page 388: ...User s Manual 379 Appendix Figure 7 7 Check neutral cable connection...
Page 394: ...User s Manual...