Yaesu FTM-400DR Operating Manual page 118

Using the Timer Function
7
Touch [SETUP]
The "Minute" will be set and the set time will be
displayed in the counter.
8
Touch [START]
The countdown timer will start.
When the set time has passed, a beep will sound
and the time will be displayed as "00:00'00" in green
characters.
Touch [STOP] to pause the timer in between.
Touch [START] to restart the countdown and touch
[RESET] to measure from the start again.
9
Press briefly twice
The display will return to the previous screen.
Tip The screen will change in the following sequence each time
altitude display screen and GPS screen are "ON".
Normal frequency display → Compass/Lat&Lon display screen → Altitude display screen →
Timer/Clock screen → GPS screen
118
is pressed when both the