Side Buttons Lock Enable |
(Radio Ergonomics Wide, Advanced) |
Enables the radio's three Side Top, Side Middle, and Side Bottom buttons
to be locked. 
This feature can be toggled on and off with a radio-user initiated 
Keypad
/ Controls Lock button-press or
Keypad
/ Controls Lock switch-toggle. This feature applies on a radio-wide
basis.
When the radio is model / option capable.
