Rear I/O Terminals

u

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 Hon 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.

j k m o q s l n p r t

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 o.

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.

19