Yaesu FT-991 Operating Manual page 22

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ront anel
A=B Button
Pressing this button momentarily, sets the same fre-
quency and data values of VFO-A to VFO-B.
A/B Button
Pressing this button momentarily, exchanges the
frequency and memory channel data, of VFO-A and
VFO-B.
RCL/STO Button
Press and hold this button for more than one second
to write the frequency and data currently set for
VFO-A onto the quick memory bank (QMB) (see
page 97).
m 5 channels are available for QMB memories.
Press the button briefly to recall the data written onto
the quick memory banks (QMB) one by one.
TUNE Button
This is the on/off switch for the FT-991 Automatic
Antenna Tuner.
m Press the [ TUNE ] button briefly to display the
"TUNER" indicator on the touch panel and acti-
vate the antenna tuner.
Press the [ TUNE ] button briefly again to turn the
"TUNER" indicator off and disable the antenna
tuner.
m Press the [ TUNE ] button for about 1 second to
start "automatic tuning". The "TUNER" indica-
tor will flash.
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c
ontrols
13 12 10 11
14 15
& s
witches
20 17 18
16 22
n :
ote
 Since the transceiver transmits automatically dur-
ing automatic tuning, make sure to connect an
antenna or dummy load before tuning up.
 When the antenna or dummy load does not match
the impedance, "HI-SWR" will appear on the
touch panel.
C.S Button
Press this button momentarily to directly recall a fa-
vorite Menu Selection.
m To program a Menu selection to the C.S button,
press the MENU(SETUP) button to enter the
Menu. Select the Menu item you want to set as
the short cut. Press the C.S button, then press the
MENU(SETUP) button; this will lock in the se-
lected Menu item as the short cut.
TXW Button
During a split operation, press and hold the TWX
button to listen on the transmitter frequency while
holding the button.
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