Specifications

Network Setup.

3.7.1 Alarm setup

Move the cursor to the “Alarm Setup” option (the icon is surrounded by a yellow

frame to indicate selection), and press “Enter” to enter the setup screen of this

option, as shown below:

I/O state alarm: Each channel corresponds to an I/O state alarm, i.e., when the

alarm input of a channel is valid, the alarm record of the corresponding channel

will be started.

Normal On: The external alarm circuit is open at ordinary times, and closed

when there is an alarm.

Normal Off: The external alarm circuit is closed at ordinary times, and open

when there is an alarm.

Note: When an alarm is produced, a red letter “I” will be displayed above the

corresponding channel.

Harddisk failure alarm: On: When the system cannot identify the harddisk, an

alarm will be generated, and a red mark “H” will be displayed at the bottom left

corner of Channel 1 in the lower part of the Video Preview screen.

Not enough space of harddisk: On: When the remaining space of the harddisk is

less than 500M, the lower part of the Video Preview screen will display: “The

space of the harddisk is not enough. Please change the disk after shutdown.”

Video loss alarm: On: When the video of a certain channel is lost, this channel

will display in the lower part of the Video Preview screen: “Video Loss”.