Spectra Precision Survey Pro v4.5 Ranger Reference Manual - Manual (Page 461)

Miscellaneous Screens
R-453
Disable Touch-Screen
[CTRL] - [ ] (space)
This option can be used to disable the touch-
screen when it is necessary to wipe it off. Press
[ESC] to reactivate the touch-screen and return
to Survey Pro.
You can also temporarily deactivate the touch-
screen using either of the following methods:
• Use the , Suspend Screen quick pick.
Press [ESC] to reactivate.
• Ranger 300X/500X only: Press [Fn] -
[ ]. Repeat to reactivate.