![background image](http://html1.mh-extra.com/html/icom/ic-f111/ic-f111_instruction-manual_4213438017.webp)
■
Optional UT-109 or UT-110
installation
q
Turn the power OFF, then disconnect the DC power cable.
w
Unscrew the 4 cover screws, then remove the bottom
cover.
e
Cut the pattern on the PCB at the TX mic circuit (MIC) and
RX AF circuit (DISC) as shown below.
r
Install the scrambler unit as described in the installation of
optional UT-108 as on the page at left.
t
Replace the bottom cover and screws.
Front panel
MIC
DISC
NOTE:
Be sure to re-solder
the above disconnected
points when you remove
the scrambler units. Other-
wise no TX modulation or
AF output is available.
■
Optional OPC-617 installation
Install the OPC-617 as shown below.
OPC-617
Cut off the bushing as in the illustra-
tion, when you install the optional
OPC-617.
q
Dimmer cont. IN or
IGSW cont. IN
w
AF OUT
e
Det. AF OUT
r
Mod. IN
t
PTT control IN or
y
Horn drive cont. OUT
u
AF GND
i
Det. AF GND
o
Mod. GND
OPTIONAL CABLE PIN ASSIGNMENT
t
r
e
w
q
o
i
u
y
FTSW control IN
14
3
CONNECTION AND MAINTENANCE
Summary of Contents for IC-F111
Page 1: ...INSTRUCTION MANUAL iF111 VHF TRANSCEIVER iF121 iF211 iF221 UHF TRANSCEIVER ...
Page 22: ...MEMO ...
Page 23: ...MEMO ...