User manual

3.Web-basedInterface
NIC990lUserManual31
Alarm Output
Click the drop-down menu to set Alarm Mode at OFF, Event or Extra. When the mode is set at
OFF, this function is disabled. With Event selected, if any one of the alarm inputs is triggered, the
camera will send a warning through the alarm output. Also users are supposed to set Delay Time on
1, 5, 10, 15, 30 or 60 seconds for relaying the alarm. As for Extra, this option is for advanced users
to enter cgi commands in the URL of the web browser. It’s used to check whether the alarm-out can
function normally.
3.3.6 SD Card Recording
You can save image les to the SD card. This item will not shows up on the left-hand menu if an SD
card is not installed in the camera.
TipCautionWarning
Note
• The camera supports SDHC (Secure Digital High Capacity) card up to 32GB storage capacity.
Before removing or inserting the SD card, remember to shut down the camera.
• If users can’t access the SD card, please visit the web site at
https://www.sdcard.org/
downloads/formatter_3/
to download the SD Formatter tool.