
User Manual
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Files that passed preservation period are deleted and there are 3 cases of the time to check
preservation period.
First is the time [Apply] pressed after time setup backup works, Second is the time that backup
program is worked and 24hours interval after that, and third is the time when message for lack
of backup space in HDD is indicated.
When there is file passed preservation period of backup, message box whether delete a file is
indicated. It deletes the backup file with pressing Ok.
Backup preservation period is calculated in standard of recording time data of
first frame brought from the unit.
5.1.4 Backup drive setup
Select drive to save recording file. Especially when using several drives divided of HDD, it can
use specific drive to exclusive drive to save recording file.
It indicates free size of all drives used in PC to combo box. Select drive to save backup file
among these.
More than 1 drive can be selected repeatedly. For example, when it selects C & D drives, it
starts to save into C drive first and it saves to D drive automatically when C comes to full.
All camera backup file is saved into same drive. It means all backup files
created after that is saved into same drive if drive is designated to save backup
file. It can set other backup drive be unit.
5.1.5 Auto delete setup
This is the function to delete backup data automatically when lack of backup space in hard disk.
When no space for backup, it search oldest backup file from several hard disk set and delete
until enough backup space is secured.
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