5.4.6 Abnormality
：
Abnormality parameter setup.
5.4.7 Net Alarm:
settings for net alarm parameters.
Buzzer time: you can set how long the buzzer will sound when motion is detected (0s, 10s, 20, 40s, 60s);
Alarm duration time: you can set how long alarm record will last when alarm ends (0s, 30s, 1minute
，
2minute
，
5minute);
Pre-record time: you can set how long record will last before alarm occurs (Off, on).
5.4.8 Email
：
The option allows you set the alarm images is issued to a specified email or not.
You could freely select buzzer alarm or not and alarm output time for all the alarm types, and for the MD alarm
and I/O status alarm you could set email and full screen reminder.
Alarm Type
Function
Video Loss
Sends alarm when DVR can’t receive video signal (such as camera damage, cable
broken or damaged or power supply malfunction).
Motion
Detection
When an object moves into motion detection area, alarm will be triggered. You can adjust
sensitivity level to suit the needs of your actual application environment.
I/O Status
System can convert alarm signal triggered by external sensor into signal identified by
system.
HDD loss
When Hard Drive is not detected (HDD damage, power supply malfunction), or HDD
auto-overwrite is off, and free space is not enough, an alarm will be triggered.
EMAIL Setup
Click
［
Main Menu→System→NetService
］
to enter into the interface shown as Picture 5-16
Picture 5-16 Picture 5-17
On the [EMAIL] screen, when Enabling [Email] option, you can set its parameters shown as Picture 5-17
SMTP server:
indicates server address you use.
Port:
indicates sender port of SMTP server. Generally the SMTP port value is 25, but there are exceptions, for
example, SMTP port of G-mail server should be 465.
Summary of Contents for 4CH
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