JVC VR-N1600U - Manual (Page 27)

19
Rear I/O Terminals
Ⅵ Input ports
j [ALARM IN 1 to 4] alarm input terminals 1 to 4
Alarm recording is activated when signals are input to these
terminals.
k
[EMERGENCY] emergency input terminal
Recording is activated in all cameras when a signal is input to this
terminal.
l
[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 H on the unit. Press and hold down
to turn off the [WARNING] indicator H.
m
[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.
n
[OPE ON/OFF] Operate ON/OFF terminal
Switches between OPERATE ON or OFF when a signal is input.
(
A Page 30)
Note :
● Input ports j to n will not operate when the main menu is
displayed. Inputs such as alarms will also be ignored when the
main menu is displayed.
Ⅵ Output ports
o [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.)
p
[ALARM OUT] alarm output terminal
Outputs a signal when recording is started by an alarm.
q
[WARNING OUT] warning output terminal
Outputs a signal when an error such as operation abnormality
occurs on the hard disk.
r
[REC TALLY] recording status output terminal
Outputs the recording status of this unit.
s
[OPTION OUT1][OPTION OUT2] OPT OUT output
terminals 1/2
Outputs a signal when an event is detected.
t
[COMMON] signal ground terminal
Same as j.
u
[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.
u
k
l
m
n
o
p
q
r
s
t
j