Key Lock
From The RadioReference Wiki
Applies to: SC230, BC246T, BR330T, UBC3500XLT BCD396T BC346XT BCD396XT BCD436HP BCD325P2 BCD996XT [{BCD996P2]]
Conventional Scanners: BC125AT BC75XLT SR30C
Deactivate the scanner's keys to help prevent accidentally changing the scanner's programming.
Note: In the Easier to Read manuals for the 996XT and 996P2, this function is called the Key Safe mode