Icom IC-7700 - Manual (Page 147)

10-5
10
ANTENNA TUNER OPERATION
D D Receive antenna I/O setting
In default setting, receive antenna connectors, [RX
ANT-IN] and [RX ANT-OUT], on the rear panel are de-
activated and are connected internally by the switch-
ing relay. If you want to connect an external preamp or
low-pass filter between the [RX ANT-IN] and [RX ANT-
OUT], you must activate them as described below.
q Select the antenna set screen.
w Select the desired frequency band with a band key.
e Push [F-1•RX-I/O] to activate the receive antenna
connectors ([RX ANT-IN] and [RX ANT-OUT]).
• “RX-I/O” indicators appear when [RX ANT-IN] and [RX-
ANT-OUT] are active.
r Repeat steps w and e , if desired.
t Push to exit antenna set screen. EXIT/SET
“RX-I/O” indicators appear when [RX ANT-IN]
and [RX ANT-OUT] are active.
Band keys
F-1
RX-I/O