40
Pre-record: System can pre-record the video before the event occurs into the file. The value
ranges from 1 to 30 seconds depending on the bit stream.
Redundancy: System supports redundancy backup function. It allows you backup recorded
file in two disks. You can highlight Redundancy button to activate this function. Please note,
before enable this function, please set at least one HDD as redundant. (Main
menu->Advanced->HDD Management). Please note this function is null if there is only
one HDD.
Snapshot: You can enable this function to snapshoot image when an alarm occurs.
Record types: There are four types: regular, motion detection (MD), Alarm, MD & alarm.
Holiday: Highlight the button here, the holiday settings in General interface (Chapter 4.7.1)
becomes activated.
Please highlight icon
to select the corresponding function. After completing all the setups
please click save button, system goes back to the previous menu.
At the bottom of the menu, there are color bars for your reference. Green color stands for
regular recording, yellow color stands for motion detection and red color stands for alarm
recording. The white means the MD and alarm record is valid. Once you have set to record
when the MD and alarm occurs, system will not record neither motion detect occurs nor the
alarm occurs.
Figure 4-30
4.7.4
RS232
RS232 interface is shown as below. There are five items. See Figure 4-31.
Function: There are various devices for you to select. Console is for you to use the COM or
mini-end software to upgrade or debug the program. The control keyboard is for you to
control the device via the special keyboard. Transparent COM (adapter) is to connect to the
PC to transfer data directly. Protocol COM is for card overlay function. Network keyboard is
for you to use the special keyboard to control the device. PTZ matrix is to connect to the
peripheral matrix control.
Baud rate: You can select proper baud rate.
Data bit: You can select proper data bit. The value ranges from 5 to 8.
