User manual

20
Digital Video Recorder User Manual
2.3.8 Rear Panel Description(SA-4025SDI)
Item Name Description
1
P/Z
Connect to speed dome (RS485 PTZ cameras)
2 K/B
Connect to keyboard
3
ALARM IN
Connect to external sensor 1-4
4
HDMI
HDMI output, connect to monitor
5
USB
Connect the USB mouse or an external USB device
6
VGA port
VGA output, connect to monitor
7
Video out
Connect to monitor
8
FAN
Fan for ventilation, DO NOT COVER THE FAN.
9
+ 5V
+5 Volt
10
ALARM OUT
1-ch relay output. Connect to external alarm
11
Ground
Grounding (also for the alarm in ground connection)
12
LAN
Network port
13
Audio in
4 CH Audio input
14
Audio out
Auxiliary audio output
15
Video in
Video input channels from 1-4
16
DC12V
POWER INPUT
17
Power switch
ON/OFF switch