Icom IC-F610 [20/24] I optional ut 105 and ut 108 installation

Icom IC-F610 [20/24] I optional ut 105 and ut 108 installation
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CONNECTION AND MAINTENANCE
Optional UT-105 and UT-108
installation
The optional UT-105 and UT-108 units install as follows:
q Turn power OFF, then disconnect the DC power cable.
w Unscrew the 4 screws, then remove the bottom cover.
e Install the unit as shown in the diagram below.
r Replace the bottom cover and screws, then the DC power
cable.
Optional UT-109 /UT-110
installation
q Turn power OFF, then disconnect the DC power cable.
w Unscrew the 4 screws, then remove the bottom cover.
e Cut the print pattern on the PCB at the TX mic circuit (A)
and RX AF circuit (B) as shown in the following gure.
r Install the scrambler unit as shown in the left.
t Return the bottom cover and screws to the original posi-
tion.
NOTE: Be sure to re-solder
above disconnected points, oth-
erwise no TX modulation or AF
output is available when you
remove the scrambler units.
A
B
Front panel
IC-F510F520_F610F620-1.qxd 02.3.12 2:51 PM Page t (1,1)

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