SURVEILLANCE SYSTEM
11
FOUR CHANNEL DIGITAL VIDEO RECORDER SC148
14 ALARM > VIDEO LOSS
Video loss is a function that generates an alarm signal when
the DVR detects that the video feed from the camera is lost.
This can be particularly useful when power or data transmission
between the DVR and camera are interrupted or tampered with.
› CHANNEL: The video channel that is being configured. This
number corresponds to the BNC video input on the rear
panel of the DVR.
› ENABLE: Check this box to enable video loss detection.
› PERIOD: Video loss detection schedule. This schedule can
be customised for each day of the week. Choose All to keep
the same schedule every day. The blue bar indicates the
periods when the video loss detection is enabled.
› DELAY: Not applicable for this model.
› RECORD CHANNEL: Multiple channels can be triggered to
record when one camera triggers the video loss alarm.
› TOUR: The live monitoring screen displays channels in
single-view mode when the video loss alarm is triggered.
Refer to 21 System > Tour for details.
› DELAY: The duration the DVR will continue to record the
channel after the video loss alarm is triggered.
› SHOW MESSAGE: Pop-up message will appear on the live
monitoring screen when the video loss alarm is triggered.
› SEND EMAIL: The DVR automatically sends an email to the
user’s email account when the video loss alarm is triggered.
Refer to 19 System > Net Service > Email.
› BUZZER: Not applicable for this model.
› FTP UPLOAD: The DVR uploads recording files of the
alarm event to the FTP server when the video loss alarm is
triggered. Refer to 19 System > Net Service > FTP for details.
15 ALARM > ABNORMALITY
This function notifies users when any abnormality occurs.
Abnormality refers to any deviation from the DVR’s normal
operation.
› EVENT TYPE:
> NO DISK: Hard drive not installed in DVR.
> DISK ERROR: Error occured during hard drive read/write.
> DISK NO SPACE: No storage space in hard drive.
> NET DISCONNECTION: Network connection interrupted.
> IP CONFLICT: DVR IP address conflicting with other device.
› ENABLE: Check to enable selected abnormality detection.
› SHOW MESSAGE: Pop-up message on live monitoring
screen when an abnormality is detected.
› BUZZER: Not applicable for this model.
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