Half-Entered Frequency Input; Successful Frequency Input - Baofeng UV-5RX3 User Manual

4. Now, for the final four diigits. Note that you can only enter three decimals on the keypad,
if you enter 145.687, the forth digital "5" will display on display A. an alternative is entering
145.675, and then pressing the key once to move it up to 145.6875. if all went well
the display should look something like this: