Digital Video Recorder User Manual
95
Figure 5-4
More Settings of Record Parameters
•
Pre-record:
The time you set to record before the scheduled time or event. For example,
when an alarm triggered the recording at 10:00, if you set the pre-record time as 5
seconds, the camera records it at 9:59:55.
•
Post-record:
The time you set to record after the event or the scheduled time. For
example, when an alarm triggered the recording ends at 11:00, if you set the post-record
time as 5 seconds, it records till 11:00:05.
•
Expired Time:
The time for keeping the record files in the HDDs, once exceeded, the files
will be deleted. The files will be saved permanently if the value is set as 0. The actual
keeping time for the files should be determined by the capacity of the HDDs.
•
Redundant Record/Capture:
Enabling redundant record or capture means you save the
record in the redundant HDD. See
Chapter 5.8 Configuring Redundant Recording and
Capture
.
•
Record Audio:
Enable this feature to record the sound and disable it to record the video
without sound.
•
Video Stream:
Main stream, sub-stream and dual stream are selectable for recording.
When you select sub-stream, you can record for a longer time with the same storage
space.
The
Redundant Record
option is only available when the HDD mode is
Group.
Redundant HDD is required for the redundant record function. For detailed information, see
Chapter 14.3.2 Setting HDD Property
.
For network cameras, the parameters of Main Stream (Event) are not editable.
Step 5
Click
Apply
to save the settings.
Step 6
Optionally, you can click
Copy
to copy the settings to other analog channels if needed.
