7
2.2 Rear View
SD Card
RS-232
ALARM
DC12V
RS-485
AUDIO
IN
IN
OUT
OUT
VIDEO
TO
MONITOR
TO
MUX'S VCR IN
FROM MUX
MAIN MONITOR
ETHERNET
10/100
I/O
25 26 27
28
29 30 31
32 33 34
35
37 38 36
VIDEO IN
Connector
:
This BNC connector is used to connect the video output from a camera or a
MUX to the DVR.
FROM MUX MAIN MONITOR
Connector
:
This BNC connector is used to connect the live video output
from a MUX to the DVR.
AUDIO
IN
Connector
:
This connector is used to connect the audio output from a camera, a MUX or
other devices to the DVR.
ETHERNET
10/100
Connector
:
This is one standard RJ-45 connector for 10/100 Mbps Ethernet
networks.
RS-485
Port
:
The RS-485 communication ports function as connectors when two or more units are
serially connected to expand the storage capacity.
SD CARD
Slot
:
This is used for system software updating and archiving/accessing critical images.
RS-232
Port
:
The RS-232 communication port functions as a connector to an external control device.
Please refer to
RS-232 & RS-485 Protocol
for more details.
VIDEO OUT
Connector
:
The connector provides the unit’s composite video signals to a MUX.
MONITOR
Connector
:
The connector provides the unit’s composite video or a MUX’s live signal if
connected to a display device.
AUDIO OUT:
This provides the unit’s audio signal to a speaker.
ALARM I/O:
This is a 9-PIN D-SUB connector including
SWITCH OUT, GROUND, ALARM OUT, DISK
FULL, RECORD IN, ALARM RESET,
and
ALARM IN
for connecting with external devices. Please
refer to the next section for details.
Plug Inlet:
The inlet connects to an external power supply. Connect 12 V DC UL Listed Class 2 Power
Supply.
Wire Catch:
The wire catch secures the power cord and keeps it in place (so that it does not droop or
hang loosely).
Ground Screw’s:
The ground screw is for chassis terminal.
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