User manual

2.3 Rear Panel Instructions
Fig 2-6 Rear Panel for 8-ch
Item
Name
Description
1
Power input
AC 110V/220V
2
Audio out
Audio output, connect to the sound box
3
Audio in
1 CH audio input
4
Alarm in
Alarm Inputs for connecting sensors
5
GND
Grounding
6
Alarm Out
Relay Output. Connect to external alarm.
7
RS486
Connect to keyboard. A is TX+, B is TX-
8
HDMI port
Connect to high-definition display device
9
CVBS port
Connect to monitor
10
VGA port
VGA output, connect to monitor
11
LAN
Network port
12
USB port
Connect to external USB devices like USB flash, USB HDD for
backup or update firmware; or connect to USB mouse
13
PoE
PoE network ports; connect to 8CH IP cameras with PoE function
Alarm Out Connection:
Pull out the green terminal blocks and loosen the screws in the alarm out port. Then insert the
wires of the alarm output devices into the port of NO and COM separately. Finally, tighten the
screws. Provided that the external alarm output devices need power supply, you can connect the
power supply as per the following figures.