annke SANNCE N43SU, Quick Start Manual, Page: 17 / 32

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[Redundancy]: Click and check this option to double backup the file. Every video file will be duplicated to saved
in two hard disks drive instead of one if your system supports installing two hard drives. Make
sure that there are two hard disks installed. One is read-write disk and the other is redundant disk.
[Length]: Set the time length of each video file. 60 minutes is the default value.
[PreRecord]: Record 1-30 seconds before the action. (time length is decided by the code stream)
[Record Mode]: Set video state: schedule, manual or stop.
[Period]: Set the time section of common recording, The recording starts in the set range only.
[Record Type]: Set recording type: regular, detect or alarm.
3.7 Playback
Two methods for you to playback the video files in the hard drive.
1. Right-click and then select “ Playback ” in the menu structure on your desk.
2. Enter “ Main Menu ”>“ Record ”>“ Playback ”.
The video has been recorded in “ Regular ”, you can click “ ” button to playback the video files when the
channel number and the time bar turns green, as shown in the figure below.
1. The date in blue represents there is video record, you can choose to playback.
2. Select the channels shows green to playback.