EverFocus EDR-920 - Manual (Page 70)

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3.11.3 NO HDD
In NO HDD, we define:
Diagram 3.21
In NO HDD, we define:
1. BUZZER: NO HDD buzzer.
ENABLE: To enable a buzzer when no HDD is detected.
DISABLE: To disable NO HDD buzzer.
2. ALARM OUTPUT
This will transmit a signal to another device. The setting of alarms are NONE = not activated, 1
= output signal 1 transmits, 2 = output signal 2 transmits, 3 = output signal 3 transmits and
4 = output signal 4 transmits. To change this, simply use the Jog Dial on the DVR.
3. ALARM DURATION
The length of time the buzzer remains active. This can be set from 1 sec to 99 seconds or
permanent. The default value is 5 seconds.
4. NETWORK ALARM
YES: To enable network alarm.
NO: To disable network alarm.