ENGLISH
Chapter 2: Installation
DVR User’s Manual
17
2.8 Connecting the Microphones
The DVR supports up to 16 audio input channels. Microphones can be connected directly via BNC connection or
through the parallel audio input connection.
2.8.1 Direct BNC Connection
Connect the microphone(s) for channels 1 to 4 using direct BNC connection as shown.
Microphone
VGA
AUDIO IN (CH5-CH16)
HDMI
DC 12V
LAN
MAIN
SPOT
AUDIO OUT
VIDEO OUT
AUDIO IN
2
4
1
3
MAIN
SPOT
CH8
CH16
CH7
CH15
CH6
CH14
CH5
CH13
CH4
CH12
CH3
CH11
CH2
CH10
CH1
CH9
G
1
2
3
4
5
6
7
8
9
10
11
+
-
NO COM G
16
15
14
13
12
RS-485
OUT
IN
ALARM
AUDIO IN
2
4
1
3
BNC cable
2.8.2 Parallel Connection
Use this connection to connect microphones for channels 5 to 16.
1
Connect the microphone(s) to the BNC end of the Parallel-to-BNC adapter.
2
Connect the other end of the adapter to the parallel port on the back of the DVR as shown.
VGA
AUDIO IN (CH5-CH16)
HDMI
DC 12V
LAN
MAIN
SPOT
AUDIO OUT
VIDEO OUT
AUDIO IN
2
4
1
3
MAIN
SPOT
CH8
CH16
CH7
CH15
CH6
CH14
CH5
CH13
CH4
CH12
CH3
CH11
CH2
CH10
CH1
CH9
G
1
2
3
4
5
6
7
8
9
10
11
+
-
NO COM
G
16
15
14
13
12
RS-485
OUT
IN
ALARM
AUDIO IN (CH5-CH16)
Microphone
Parallel-to-BNC
Adapter
Note:
The Parallel-to-BNC adapter is sold separately. Contact your dealer to purchase.
