User's Manual
287
Parameter
Description
Alarm Tone
Check the box and then select the corresponding audio file from the drop-
down list. System plays the audio file when the alarm occurs.
Refer to "4.17.1 File Management" to add audio file first.
Buzzer
Select the check box to activate the buzzer when an alarm occurs.
Step 5
Click
Apply
.
4.8.4 Alarm Control
Background Information
You can set proper alarm output (Auto/manual/off). Connect the alarm device to the system alarm
output port, and set the mode as auto, system can trigger the corresponding operations when an
alarm occurs.
●
Auto: Once an alarm event occurs, system can generate an alarm.
●
Manual: Alarm device is always on the alarming mode.
●
Off: Disable alarm output function.
Procedure
Step 1
Select
Main menu
>
ALARM
>
Alarm-out Port
.
The
Alarm-out Port
interface is displayed. See Figure 4-180.
Figure 4-180
Step 2
Select the alarm mode of the alarm output channel.
Summary of Contents for NVR41-4KS2 Series
Page 1: ...Dahua Network Video Recorder User s Manual ZHEJIANG DAHUA VISION TECHNOLOGY CO LTD V1 1 0 ...
Page 74: ...User s Manual 58 Figure 2 79 Alarm input port Figure 2 80 Alarm input port ...
Page 101: ...User s Manual 85 Figure 3 41 Step 9 Secure the HDD bracket and put the top cover back ...
Page 132: ...User s Manual 116 Figure 4 19 Modify IP Step 3 Set parameters See Table 4 5 ...
Page 147: ...User s Manual 131 Figure 4 29 Period Step 3 Set record type See Figure 4 30 ...
Page 452: ...User s Manual ...