Samsung 4 channel DVR User Manual page 31


Ex : If you set <Event Display> to 5 seconds, and the second event occurs in CH 2 within the set time after the first
event occurred in CH 1.
Event occurrence
CH1
M 
Press the [ALARM] button to reset the alarm settings and to release the event mode.

If an alarm activates in the condition you have set the event record, and pre/post alarm times, the event record will
be performed.
4 seconds
CH1 CH2
9 seconds
Stop alarm
English _31