Changing The Beep Volume - Yaesu FTM-400DR Operating Manual

The volume of the confirmation beep that goes off when a key is pressed can be
adjusted.
1
Press for one second or longer
The set-up menu will be displayed.
2
Touch
The menu list will be displayed.
3
Touch
The volume changes in the following sequence each
time the screen is touched.
Factory default value: LOW
Press for one second or longer
The beep volume will be set and the display will
return to the previous screen.
The display can also be returned to the previous screen
by touching
54
to select the volume
twice.