Part 1 – Introduction
10
Rear Panel Connections
Power Cable Connection
This DVR does not feature a separate power on/off
button and will turn on the moment power is supplied.
Connect the connector(12V) of adapter to the DVR and
then connect the AC power cable of adapter to the
power outlet.
•
Organize the power cable so that it will not cause
people to trip over or become damaged from chairs,
cabinets, desks, and other objects in the vicinity. Do
not run the power cable underneath a rug or carpet.
•
Do not connect multiple devices to a single power
outlet.
Alarm Connection
Connect alarm connectors to these ports.
Press down on the button and insert the cable into
the opening. Release the button and then pull on the
cable slightly to ensure it is held securely in place. To
disconnect the cable, press down on the button again
and pull the cable out.
•
Alarm In 1 through 4
This DVR is capable of responding to event signals
from external alarm in devices. Connect mechanical
or electrical switches to AI 1 through 4 and the GND
(ground) connector. In order to be recognized by the
DVR, the signal from an alarm in device must be more
than 3.0V (Normally Closed) or less than 0.3V (Normally
Open) and maintained for at least 0.5 seconds. The alarm
in voltage range is 0V to 5V. For more information on
alarm in setup, refer to the
Alarm-In in the operation
manual
.
•
GND (Ground)
Connect alarm in or out's ground cable to the GND
connector.
All connectors marked "GND" are common connectors.
•
NO (Relay Alarm Outputs)
This DVR is capable of activating/deactivating buzzers,
lights, and other external devices. Connect the device to
the C and NO (Normally Open) connectors. NO is a relay
output which sinks 1A@125VAC and 1A@30VDC. For
more information on alarm out setup, refer to the
Alarm-
Out in the operation manual
.
•
Connector Arrangement
AI1 through AI4
Alarm In 1 through 4
GND
Ground
NO
Normally Open Relay Alarm Out
C
Relay Common
USB Port
