Video Input
A group of BNC connectors is offered for video input streams
from installed cameras. The number of connectors is equal to
the number of channels.
Video Out
Plenty of BNC connectors are positioned on the rear panel for looping out the video input.
RS-232C
The unit provides a RS-232C communication port for sending
and receiving signals.
Alarm I/O & RS485
The unit provides alarm I/O and RS-485 ports that offer users
the flexibility required to connect the unit to the other device.
The definition for pins varies when the DVRs have different
channels. Refer to the belows for detailed pin definitions.
Pin Definition
Pin Definition
Pin Definition
Pin Definition
1
RS485 D+
9
Common Node B
17
Alarm In 1
25
Alarm In 9
2
RS485 D
−
10
Normal Open B
18
Alarm In 2
26
Alarm In 10
3
Ground
11
Ground
19
Alarm In 3
27
Alarm In 11
4
Normal Close A
12
Normal Close C
20
Alarm In 4
28
Alarm In 12
5
Common Node A
13
Common Node C
21
Alarm In 5
29
Alarm In 13
6
Normal Open A
14
Normal Open C
22
Alarm In 6
30
Alarm In 14
7
Ground
15
Ground
23
Alarm In 7
31
Alarm In 15
8
Normal Close B
16
Ground
24
Alarm In 8
32
Alarm In 16
NAS
The NAS connector allows users to connect a Network Attached Storage (NAS)
device to expend HDD capacity of the DVR.
NOTE:
This feature will available in the future.
LAN 10/100/1000M (RJ-45)
The DVR is capable of networking and it allows the videos to be viewed over the
LAN network or the Internet by using the Internet Explorer.
USB Connector (x2)
There are two USB2.0 ports on the rear panel for users to connect external USB
devices to the unit, such as ThumbDrive
®
, DVD+RW, or a USB mouse.
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