Function Keys
F1 - Help: Explanations of Commands
F2 - Flipscreen: Toggles from Text Screen to Graphics Screen.
F3 - Osnap: Toggles Osnap On and Off.
F4 - Tablet: Toggles the Tablet On and Off.
F5 - lsoplane: Changes the lsoplane from Top to Left to Right.
F6 - Coordinate Display: Changes the display from Absolute / Off 1 Relative Polar.
F7 - Grid: Toggles the Grid On or Off
F8 - Ortho: Toggles Ortho On or Off
F9 - Snap: Toggles Increment Snap on or off
F10 - Polar: Toggles Polar Tracking On or Off.
F11 - Otrack: Toggles Object Snap Tracking On and Off