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Rear I/O Terminals
Ⅵ
Input ports
e [ALARM IN 1 to 8] alarm input terminals 1 to 8
Alarm recording is activated when signals are input to these
terminals.
f [EMERGENCY] emergency input terminal
Recording is activated in all cameras when a signal is input
to this terminal.
g [ALARM RESET] alarm reset input terminal
Output from the alarm output terminal is stopped when a
signal is input during output of the Alarm Out signals.
Turns off the [ALARM] indicator F on the main unit. Press
and hold the button to turn off the [WARNING] indicator F on
the main unit.
h [EXT REC IN] external recording input terminal
Recording in all cameras is started or stopped by an external
signal. Recording will not be started in cameras to which no
video signal is being input.
i [OPE ON/OFF] Operate ON/OFF terminal
Switches between OPERATE ON or OFF when a signal is
input.
Ⅵ
Output ports
j [COMMON] signal ground terminal
This is a common ground terminal. Connect it to the signal
ground terminal on the connected device. (This can be used
when there are insufficient common ground terminals.)
k [ALARM OUT] alarm output terminal
Outputs a signal when recording is started by an alarm.
l [WARNING OUT] warning output terminal
Outputs a signal when an error such as operation
abnormality occurs on the hard disk.
m [REC TALLY] recording status output terminal
Outputs the recording status of this unit.
n [OPTION OUT1][OPTION OUT2] OPT OUT
output terminals 1/2
Outputs a signal when an event is detected.
o [COMMON] signal ground terminal
Same as j.
p [SIGNAL GND] signal ground terminal
This is a common ground terminal. Connect it to the signal
ground terminal on the connected device.
(This can be used when there are insufficient common
ground terminals.
Memo :
● Do not use this terminal for protective earthing.
ON
OFF
e
p
f
g
h
i
j
k
l
m
n
o
VR-N1600_Startup_EN_001B.book Page 9 Thursday, August 20, 2009 1:10 PM