Datavideo HDR-90 Instruction Manual page 17

1. Tap to go to
Audio Indicator.
In the full screen mode, you can either press the Play button to play the record clip or press
the Record button to start recording.
Play State
2. Tap to set the
Play Speed.
17
5. Tap to hide timecode
and menu bar.
3. Tap to show Disk
Information.
4. Tap to show
Sub-Menu.