19
adapt to USB mouse.
10 Video
Output
（
V OUT
）
Connect monitor, local video output
11 Audio
Output
（
AOUT
）
connect audio output device, standard BNC interface
Section 4 External alarm in/out connection
Alarm in
The alarm input is NO/NC input. Please connect signal port to any of 1-16 port and GND port. For NO input
please setup “Main Menu—Rec. &Alarm—Alarm—Open” in the menu. For NC input please setup “Main
Menu—Rec. &Alarm—Alarm—Open” in the menu.
4 CH series DVR has 4 ports for alarm input, 8 CH series DVR has 8 ports for alarm input, 16 CH series DVR has
16 ports for alarm input.
Fig. 11
Note: external input voltage can not be higher than 5V.
Alarm out
Alarm output is NO/NC output.
Ⅰ
type 4 channel model and
Ⅱ
type model has 1 CH alarm output,
Ⅲ
type
model provides 2 CH alarm output, and
Ⅰ
type 16 channel model has 4 CH alarm output.
When “NO1” and “COM1” was off, the alarm output disables, otherwise “NO1” and “COM1” was connected,
the alarm output enable.
Ⅰ
type 4 channel model and
Ⅱ
type model alarm output linkage should be as follows:
Fig. 12
Ⅰ
type 16 channel model and
Ⅲ
type model alarm output linkage should be as follows:
