S9921A – Instruction Manual
21
【
Buzzer
】
Device buzzers when DVR detects alarm .
Other alarm setting: Reference to "Motion Detect"
8. Playback
There are two methods for you to play the video files in the hard disk.
1
、
In the desktop shortcut menu.
2
、
Main menu->Playback
1. Record 2. Date and time 3. Record type 4. Channels
5. Playback control 6. Files backup 7. Speed hint 8. Timeline
【
Record
】
Play files recorded.
