Advantech MT-100 User Manual page 23

2.4 Buttons
The hotkey button on right down side of front bezel.
2.4.1 UP button
The "UP" button function is same as Keyboard "UP" key.
2.4.2 DOWN button
The "DOWN" button function is same as Keyboard "DOWN" key.
2.4.3 Keyboard on Screen button
The keyboard button function can enable On-Screen Keyboard utility.
2.4.4 Display rotation button
The rotation button function is the hotkey for rotating the display on screen.
2.4.5 Touch ON/OFF button
The Touch button function is the hotkey for touch screen enable/disable function.
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UP
Down
Keyboard on Screen
Display rotation
Touch ON/OFF Button
MT-100 Tablet PC User Manual