Digital Video Recorder
5
NC/NO (Relay Alarm Output):
The DVR can activate external devices such as buzzers or lights. Connect
the device to the
C
(Common) and
NC
(Normally Closed) or
C
and
NO
(Normally Open) connectors.
NC/NO
is a relay output which sinks 2A@125VAC and 1A@30VDC.
See
Chapter 3
─
Configuration
for configuring alarm output.
ARI (Alarm Reset In):
An external signal to the
Alarm Reset In
can be used to reset both the Alarm Out
signal and the DVR’s internal buzzer. Mechanical or electrical switches can be wired to the
ARI
(Alarm
Reset In) and
GND
(Ground) connectors. The threshold voltage is below 0.3V and should be stable at least
0.5 seconds to be detected. Connect the wires to the
ARI
(Alarm Reset In) and
GND
(Ground) connectors.
RS485 Port
Network Port
CAUTION: The network connector is not designed to be connected directly with cable or
wire intended for outdoor use.
Video Out
NOTE: It is possible that the DVR will not detect a VGA monitor automatically if the connected VGA
monitor does not support the auto detection function. In this case, press and hold the
PANIC
button
on the front panel for 5 seconds or longer to switch the video output to VGA out. Pressing and
holding the
PANIC
button for 5 seconds or longer again returns to the previous video output mode.
Audio In/Out
The DVR can be controlled remotely by an external device or control system, such as a control
keyboard, using RS485 half-duplex serial communications signals. The RS485 connector can
also be used to control PTZ (pan, tilt, zoom) cameras. Connect
TX+/RX+
and
TX-/RX-
of
the control system to the
RX+/TX+
and
RX-/TX-
(respectively) of the DVR. See
Chapter 3
─
Configuration
and the PTZ camera or remote controller manufacture’s manual for configuring
the RS485 connection.
The DVR can be networked using the 10/100Mb Ethernet connector. Connect a Cat5 cable with
an RJ-45 jack to the DVR connector. The DVR can be networked with a computer for remote
monitoring, searching, configuration and software upgrades. See
Chapter 3
─
Configuration
for configuring the Ethernet connections.
A VGA connector is provided so that you can use a standard, multi-sync computer monitor
as your main monitor. Use the cable supplied with your monitor to connect it to the DVR.
Connect the main monitor to the
Video Out
connector. Connect the spot monitor to the
SPOT
connector as needed.
Your DVR can record audio from up to four sources. Connect the
audio sources to
Audio In 1
,
Audio In 2
,
Audio In 3
and
Audio In 4
as needed using RCA jacks. Connect
Audio Out
to your amplifier.
