Lexibook LG1000 - Manual (Page 6)

Page 6 of 42
On some occasions the display will show arrow indicators. When this
happens you have the choice of options from the menu displayed and
can pick these options by using the arrow keys to move up
or down and then press the ENT key when you have chosen your option.
For example:-
The Electronic Countdown also has several voice messages to prompt
you what to do or when to move on.
User Settings
The two main user settings available on the Countdown are operated by
external dials. These are the volume control and the LCD display
contrast.
Both these controls are rotating dials located on the top side of the unit: