NEC NRS Expanded Series Configuration Manual page 274

Issue 1.0

A-6
2. Verify the frame rate is real-time frame rate.
Select Menu -> Record -> Parameters -> Record. Set the Frame rate to Full
Frame.
3. Check if the fault is solved using the steps above.
If solved, finish the process.
If not, contact engineer from our company for additional troubleshooting.
Live view freezes when video is output remotely via Internet Explorer or other
platform software.
Possible Reasons:
Poor network between NVR and IP camera and packet loss exists during

transmission.
Poor network between NVR and PC and packet loss exists during transmission.

Hardware performance is not adequate for live view i.e., CPU, memory, etc.

Corrective Actions:
1. Verify the network between NVR and IP camera is connected.
a. When the image is frozen, connect the RS-232 ports on the PC and the rear panel
of the NVR with the RS-232 cable.
b. Open the Super Terminal, and execute the ping command 192.168.0.0 –l 1472 –f
(the IP address may change according to the real condition). Check if packet loss
exists.
NOTE
2. Verify the network between the NVR and the PC is connected.
a. From the Start menu, enter cmd in the search window. Or press the windows
shortcut key, then enter cmd in the search window.
b. Use the ping command to send a large packet to the NVR, execute the command
ping 192.168.0.0 –l 1472 –f (the IP address may change according to the real
condition). Check if a packet loss exists.
NOTE
Press Ctrl and C simultaneously to exit the ping command.
Press Ctrl and C simultaneously to exit the ping command.
Glossary and Troubleshooting