1 item, 2 physical connector, 3 connector description – LT Security LTD2284HMK User Manual
Page 39: 5 power input, 6 dc 19v/3a, 8 video output, 9 two video outputs for tv or monitor (bnc), 11 video input, 12 for analog video signal input (bnc), 14 audio input
3. Connectors for Alarm
Peel off the color skin of the cable and insert into the slot on the rear panel of DVR (The
connection part for alarm).
39
Connectors on Rear Panel
Item
Physical connector
Connector description
1
POWER input
DC 19V/4A
2
Power switch
host power switch
3
Video output
Two video output for connecting TV or monitor (BNC)
4
Video input
For connecting analog video signal input (BNC)
5
Audio Input
For connecting audio signal
Alarm Input
I/O alarm input, 4 for 4CH DVR and 8 for 8CH DVR
Alarm Output
I/O output for alarm
RS485
RS 485 for connecting PTZ
RS232
For connecting PC
6
+12V
Power supply for DC relay and the current is 100MA
(make sure short circuit can not happen)
8
7
Network
For connecting Ethernet
9
USB2.0
Copy video record via USB2.0
10
USB MOUSE
Mouse operation equipment
11
audio output
For connection audio output
12
Fan
Please check the fan function for diary maintained and
change new one if the fan has some problems