IC Realtime HDVR-MX0402-1U5MP-AI2-WEB Product Manual - Page 231
Burn error /USB back error.
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● 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 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 incorrect. ● Address is incorrect. ● 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 incorrect. ● Alarm output has been open manually. ● Input device error or connection is incorrect. ● Some program versions might have this problem. Please upgrade your system. 19. Alarm function is null. There are following possibilities: ● Alarm setup is incorrect. ● Alarm cable connection is incorrect. ● Alarm input signal is incorrect. ● There are two loops connect to one alarm device. 20. Remote control does not work. There are following possibilities: ● Remote control address is incorrect.