iVision IV-NT6811D, User Manual, Page: 35 / 42

I Vision Electronics Co., Ltd
35
Click
“Format”, it will pop up a hint; click “OK” button, it will start formatting. Please reboot the
system after successfully format. By refreshing the webpage, it can examine the free space.
Note: The file system is EXT3. If using the software explore2fs.exe
and card reader independently, it can download file. Double click
“explore2fs.exe”, it will display
the SD Card File Folder List at the left side of the software and the Snapshot picture and video
file at the right side. The video file will be played by RealMp4Player.
5.
FQA
5.1 It can not access to the Network Video Server through the
Internet Explore

Possible reason: The network is jammed;

Solution: Connect the PC to the network to test if the network works normally; firstly it
should remove the cable problem, and then the network problem caused by PC virus.
Until you can successfully finish the Ping connection between the PC and NVS.

Possible reason: IP address is occupied by other devices?

Solution: Disconnect the network video server and the network; connect the network
video server and PC independently; re-set the IP address as per the appropriate
recommendations.

Possible reason: IP address is located in the different subnets?

Solution: Check the IP address of the network video server, the address of subnet
mask and the setting of gateway.

Possible reason: Unknown

Solution: Press the Reset button at the rear of the network video sensor to restore to
the factory defaults.
5.2 Pan / tilt or dome camera is out of control

Possible reason: the PTZ, baud rate, address and the PTZ protocol, baud rate and
address of the PTZ or dome camera is different;

Solution: Access to the setting interface to change the PTZ protocol, baud rate and
address into the using PTZ.