VIEWSONIC V1250 - Manual (Page 17)

ViewSonic Tablet PC V1250 13
Using the Keyboard
For more information, see the Special Keys – Function Table
below.
Function Hotkey Beep
Help Fn+F1 No
Sleep Fn+F2 Yes
Display Toggle Fn+F3 No
Display On/Off Fn+F4 No
Speaker On/Off Fn+F5 No
Num Lock Fn+F11 No
Scroll Lock Fn+F12 No
Brightness Up Fn+Right Cursor No
Brightness Down Fn+Left Cursor No
Volume Up Fn+Up Cursor No
Volume Down Fn+Down Cursor No