User`s manual

15
Rear Panel Diagram
Figure 7. Rear Panel Diagram
No.
Item
Description
1
VIDEO IN
BNC connectors for analog video input.
AUDIO IN
BNC
co
nnectors for analog audio input
.
2
VIDEO
SPOT OUT
BNC co
nnector for monitor.
Single window view.
3
VIDEO OUT
BNC connector for video output. If VGA is connected,
the interface will not function
. If
VGA is not connected, the interface is used as the main video output with local video
display and menu operations.
AUDIO OUT
BNC
connector for audio output. This connector is synchronized with VIDEO OUT
.
4
LINE IN
BNC connector for audio input.
5
VGA
VGA output. Display local video output and menu
.
6
RS232
DB9 connector for RS232
.
7
LAN Interface
Connector for
LAN (Local Area Network)
8
USB Interface
Connector for USB devices
.
9
Termination
Switch
RS-485 termination switch. Up position is not terminated. Down is 120Ω termination.
10
RS
-
485
Interface
Connector
s
for RS
-
485 devices. T+, T
-
pin connects to PTZ.
Controller port
D+, D
-
pin connects to Ta, Tb pin of controller. For cascading devices, the first DVR’s D+,
D- pin should be connected with the D+, D- pin of the next DVR.
ALARM IN
Connector for alarm input
.
ALARM OUT
Connector for alarm output.
1
1
G
ROUND
Ground(needs to be connected when DVR startup)
1
2
POWER
AC
100~240
V