[HDD Alarm]:
Go to [Main Menu], click [Settings], and then select [HDD Alarm]
In order to configure the NVR to sound an alarm when there is an issue with the hard drive, you will need to
configure the alarm settings here.
[Event Type]: The type of event that you want to trigger the alarm.
[ON]: Whether or not the alarm is on or off
[Buzzer]: Whether or not to sound an audible alarm when the [Event Type] is triggered.