2 rear panel – LT Security LTD7708 User Manual
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INSTRUCTION MANUAL
4.2 REAR PANEL
4-CHANNELS MODEL
Connectors on Rear Panel
Item
Physical connector
Connector description
1
POWER input
DC 19V/3.42A (3A)
2
Video output
One video output for connecting TV or monitor (BNC)
3
Video input
For connecting analog video signal input (BNC)
4
Audio Input
For connecting audio signal
5
Optional
Alarm Input
4 I/O alarm input
Alarm Output
I/O output for alarm
RS485
RS 485 for connecting PTZ
RS232
For connecting PC
+12V
Power supply for DC relay and the current is 100MA
(make OK short circuit can not happen)
6
Network
For connecting Ethernet
7
VGA output
Optional
8
DC +12V OUT
DC +12@2A power supply for 4 cameras
9
Audio output
For connection audio output
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