Icom IC-751A - Programmable Encoder Unit

5)
Orient
the unit
so that
the
crystal and
heater
terminals
are
inserted
into the
correct
holes
as indicated
in
the
photo.
The
terminals
are
labelled on
the bottom
of the
unit.
Position
the
crystal unit flush
with the
board,
bend
the leads
against the
foil on the
board and
solder.
6)
Trim the
terminals even
with
the
solder points.
7)
Replace the PLL
board and
re-install
the
connectors.
Replace
the
top and bottom
covers.
10-5
UT-30 PROGRAMMABLE
ENCODER
UNIT
•
INSTALLATION
1
)
Remove
the
top
cover.
2)
Install the
unit where ICS is located using
the
supplied double-
sided
tape.
Orient the unit
as
shown in the
diagram.
3)
Plug
the
3-pin connector into*J6
on
the MAIN
unit.
4)
Program the unit for the
frequency required
using
the
program-
ming chart. The UT-30 is factory
programmed
for
88.5Hz.
5)
Replace the
transceiver cover.
Refer
to
SECTION 7
-
6
FM
REPEATER
OPERATION
for Instruc-
tions regarding
operation.
NOTE:
Install and
solder
a
jumper
wire
in
each
position
indi-
cated by
"1"
in the table
below.
SUBAUDIBLE
TONE ENCODER
PROGRAMMING
CHART
•
Above unit is programmed
for
an
88.5Hz
tone
at the
factory.
FRE-
QUENCY
PI P2
P3 P4 P5
P6
FRE-
QUENCY
PI
P2 P3 P4
P5
P6
67.0 1
131.8
1
71.9
1
136.5
1
1
74.4
1
1 141.3
1
1
1
77.0
1 146.2
1
1 1
1
79.7 1
1 151.4
1
1
82.5
1 1
156.7
1
1 1
85.4 1
1 1
162.2
1
1
1
88.5
-
1
167.9
1
1
1
91
.5
1
173.8
1 1
94.8 1
179.9
1
1
1
97.4
1
1 1
186.2
1
1
1
100.0 1 1
192.8
1
1 1 1
103.5 1 1 1
203.5
1
107.2 1
1 1
210.7
1
1
110.9 1 1
1
218.1
1
114.8
1
225.7
1
1 1
118.8 1
1
233.6
1 1
123.0
1
241.8
1
1
127.3
1
1
250.3
1
1
1
-
48
-