Digital Watchdog VMAX AHD CORE DW-VAC44 User Manual page 44

4.3.3. Extra Alarm
Set up alarms for additional DVR abnormalitites such as SMART HDD check, VIDEO LOSS, RECORDING
FAILURE and DISK FULL.
S.M.A.R.T.
Triggers an alarm signal when HDD is about to be out of operation. Please refer to the "Section 4.1.4 HDD"
to check the HDD status.
Note
S.M.A.R.T(Self-Monitoring Analysis and Reporting Technology) is the technology that is developed
by HDD manufacturers. In some cases, S.M.A.R.T may not detect the abnormal operation of the
HDD. It is recommended to do HDD health check in the HDD menu regularly.
VIDEO LOSS
Triggers an alarm signal when the camera signal is disconnected.
RECORDING FAILURE
Triggers an alarm signal when the system does not record images due to an error in the HDD or system.
DISK FULL
Triggers an alarm signal when the HDD is occupied with a certain percentage of its capacity. If the user sets
HDD FULL as STOP RECORDING in HDD menu and the HDD is occupied with the certain percentage set
here, the DVR stops recording and the alarm is triggered.
Note
Extra alarm will appear in the event log only when it is set as "ON".
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