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Connector Pin Outs
I/O Connector Pin Outs
AI (1 to 16)
RS485 Connector Pin Outs
Troubleshooting
Problem
No Power
No Live Video
Live Video Very Bright
DVR has stopped recording
The icon
displays,
however, the DVR is not
recording.
While upgrading the system,
the DVR keeps rebooting and
the upgrade fails.
Alarm Inputs 1 to 16
GND
Chassis Ground (6 connectors)
NC
Relay Alarm Output (Normally Closed)
COM
Relay Common
NO
Relay Alarm Output (Normally Open)
ARI
Alarm Reset In
Master Unit
+
−
Check power cord connections.
Confirm that there is power at the outlet.
Check camera video cable and connections.
Check monitor video cable and connections.
Confirm that the camera has power.
Check camera lens settings.
If a cable is attached to the "Loop" connector, make certain it is connected to a
properly terminated device.
If hard disk drive is full, you will either need to delete video or set the DVR to the
Overwrite Mode.
When the DVR is in the Pre-Event recording mode, the yellow
when there is no event, and the DVR is not recording. The red
when any event occurs and the DVR starts recording.
If the current system version is higher than the upgrade package file version, you
should reset the DVR first using the Factory Reset. When using the Factory Reset,
you will lose any settings you have saved.
Slave Unit
To
TX+/ RX+
To
TX-/ RX-
Possible Solution
Digital Video Recorder
and
display
and
display
77
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