LT Security LTD7708 - Manual (Page 46)

46
46 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