9 Enters a 9.
.
/CLR/:
.
/CLR Enters a decimal point or clears an 
incorrect entry.
FUNC +   Jumps directly to the last channel 
in memory (Ch#200) from any mode.
0/L/O:
0 Enters a 0.
FUNC + L/O Lets you lock out a selected channel 
or skip a specified frequency.
E/PGM:
E Enters frequencies into channels.
FUNC+ PGM Programs frequencies into 
channels.