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4
OPTIONAL UNITINSTALLATION
4
18
4
OPTIONAL UNIT INSTALLATION
■ Optional unit installation
Install the optional unit as follows:
q Rotate [VOL] to turn the power OFF, and remove the battery
pack. (p. 3)
w Remove the unit cover.
NOTE: Use a flat head screw driver or a similar flat instru-
ment, and insert into the hollow of the chassis, then lift and
take away the unit cover. (The removed cover cannot be used
again.)
e Install the unit as shown below.
r Replace the unit cover and the battery pack, then rotate [VOL] to
turn the power ON.
NOTE: The optional UT-109/UT-110
SCRAMBLER UNITS
requires
some PC board modifications. Please refer to the additional in-
stallation as at right.
*This illustration is
described with the
UT-110.
■ Scrambler unit installation
The following PC board modification is required when installing the
optional UT-109 or UT-110.
q Rotate [VOL] to turn the power OFF, and remove the battery
pack. (p. 3)
w Remove the unit cover as shown at left (Optional unit installation.)
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 shown at left (Optional unit installa-
tion.)
t Replace the unit cover and the battery pack, then rotate [VOL] to
turn the power ON.
NOTE: When uninstalling the
scrambler unit
Be sure to re-solder the discon-
nected points at left, otherwise no
TX modulation or AF output is
available.
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