Installation And Interconnections; Remote Control Keypad - Yaesu FT-991 Operating Manual

i
nstallation anD
c
onnection oF
 DOWN
 UP
 +5V

 MIC GND
 MIC

 PTT
 GND
 FAST
n :
ote
Make sure to turn off the power of the transceiver before connecting or disconnecting the microphone.
Page 14
i
nterconnections
M , h
icrophone eAdphone And
If the FH-2 plug is removed from the jack
while the FT-991 is in operation, the FT-991
may be switched to the transmit mode.
Turn off the power of the FT-991 before connecting or
disconnecting the FH-2.
r
eMote

Remote Control Keypad

FH-2
F T-991 O
c k
ontrol eypAd
Lightweight Stereo
Headphone
YH-77STA
M
peraTing anual