| BUTTON | Function |
POWER
| Toggles between power on and standby states |
SOURCE
| Displays / closes the list of signal sources |
| NAVIGATION BUTTONS | Selects or adjusts menu options
|
OK
| Confirms the selection |
MENU
| Shows / hides the main menu |
HOME
| Displays the Android home page
|
BACK
| Returns to the previous interface
|
OPS
| Switches to the OPS source
|
WRITING PAGE
| Switches to the writing page
|
SNAPSHOT
| Takes a screenshot
|
VOL -
| Decreases the volume |
MUTE
| Turns sound on / off |
VOL +
| Increases the volume
|