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29
5
CONNECTION AND INSTALLATION
New2001
D
D
UT-109/UT-110/UT-117S installation
Install the optional unit as below.
q
Turn power off, then disconnect the DC power cable.
w
Unscrew the 4 screws, then remove the bottom cover.
e
Cut the print patterns on the PCB at the transmit mic cir-
cuit (MIC) and receive AF circuit (AFO) as shown in the di-
agram below.
r
Install the scrambler unit as described in page 28.
t
Attach the bottom cover and screws to their original posi-
tion, then connect the DC power cable.
NOTE:
Be sure to re-solder above print
patterns, when you remove the scrambler
unit. Otherwise no TX modulation or AF
output is available.
D
D
OPC-617/822 installation
Either the optional OPC-617
ACC CABLE
or OPC-822
INTER
-
FACE CABLE
can be installed.
Install the OPC-617 or OPC-822 as shown bellow.
OPC-617
OPC-822
A
B
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