Yaesu FT-991A Operating Manual page 97

Automatic Repeater Shift ( ARS )
The FT-991A ARS feature causes the appropriate repeater shift to be automatically applied whenever it is tuned into the
designated repeater sub-bands.
If the ARS feature does not appear to be working, you may have accidentally disabled it.
To re-enable ARS:
1. Press the MENU ( SETUP ) button to enter the Menu
mode.
2. To use the ARS function at 144 MHz, select "084
ARS 144MHz". To use the ARS function at 430
MHz, select "085 ARS 430MHz" by rotating the
MULTI knob.
3. Touch [ SELECT ] on the LCD, then rotate the
MULTI knob to set this Menu item to "ON".
4. Touch [ ENTER ] on the LCD to save the new set-
ting.
5. Press the MENU ( SETUP ) button or touch [ BACK ]
on the LCD to exit to normal operation.
Tone Calling ( 1750 Hz )
Press the F ( M-LIST ) button to display the function list, then touch [ T.CALL ] on the LCD. While you are pressing
and holding [T.CALL] to generates a 1750 Hz burst tone to access the repeater. The transmitter will automatically be
activated, and a 1750 Hz audio tone will be superimposed on the carrier. Once access to the repeater has been gained,
you may release the [ T.CALL ] , and use the PTT switch for activating the transmitter thereafter.
FT- 991 Operating Manual
FM Mode Operation
Repeater Operation
MENU ( SETUP ) Button
MULTI Knob
Page 95