Locking the top row of keys as F1-F12 on SpaceSaver M

Note that when you depress the Function key on  you SpaceSaver M, the Fcn LED is illuminated.  If you hold the Shift key down and simultaneously depress the Function key, the Function LED will stay locked on and you can select F1- F12 with a single keystroke.  To select the media functions, you can depress the Function key ( FCN LED is extinguished) and you can select the media key of your choice.  Once you release the Function key, the LED is re-illuminated.  You unlock the Function mode, depress Shift + Function again and the LED will toggle off.