Rear panel instructions, 3 rear panel instructions – LT Security LTD2508SE User Manual
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DVR User Manual
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2.3 Rear Panel Instructions
Note: These Rear Panels are only for reference. Please Take the real object as standard.
The rear panel interface for 4-ch is shown as Fig 2.3.
Fig 2.3 Rear Panel for 4-ch
Item
Name
Description
1
P/Z
Connect to speed dome, Y is TX+; Z is TX-
2
K/B
Connect to keyboard, A is TX+, B is TX-
3
ALARM OUT
1-ch relay output. Connect to external alarm.
4
HDMI
Connect to high-definition display device
5
ALARM IN
Connect to external sensor1-4
6
NET
Network port
7
USB port
To connect external USB devices like USB flash, USB HDD
for backup or update firmware; or connect to USB mouse
8
VGA
VGA output, connect to monitor
9
VIDEO OUT
Connect to monitor
10
SPOT
Connect to monitor as an AUX output channel by channel.
Only video display, no menu show
11
VIDEO IN
Video input channels from 1-4
12
AUDIO OUT
Audio output, connect to the sound box
13
AUDIO IN
4 CH Audio input
14
POWER INPUT DC12V