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6.5. VOICE INTERCOM
6.5.1.
SUMMARIZE
Embedded DVR Bidirectional Talk: user can talk to remote client software or Web via DVR audio input and output ports;
user can listen voice from Client Software and WEB via DVR audio output ports.
Two types of bidirectional talk ---- sharing and standalone ----for different models, exact info please refer to specifications.
6.5.2.
CONFIGURATION
Local configuration
Connect a microphone to the MIC input port, connect loudspeaker to the audio output port.
If no standalone MIC input port, please connect microphone to the number 1 audio input port.
Note
Remote P
Connect m
USE
Enable bid
6.6. HDD REDUNDANCY
HDD redundancy function can backup the recording file, user can retrieve files by HDD redundancy if single HDD
damaged, by which improve the system’s safety.
Hard disk redundancy function is through the designated channel data double backup in HDD, so DVR need a standalone
HDD for redundancy function.
HDD redundancy configuration
Open main menu enter into the storage configuration, choose one HDD as the redundancy HDD, click setting.
Redundancy HDD must be an independent HDD, user can set several HDDs as a redundancy HDD group. Once a HDD
is assigned as redundancy HDD, the recording data can be saved in both normal HDD and redundancy HDD.
Data on redundancy HDD should be automatically cycle coverage, cycle period depends on the recording data and
redundant HDD’s capacity.