Heathkit IG-4505 - Page 17

(GeguratHxire }
Page 17
LARGE
SHIELDED CABLE
( ) Locate the 3-position slide switch and position it as
shown in Pictorial 1-8.
NOTE: Where a wire passes through a connection and then
goes to another point, as in the next step, it will count as
two wires in the solder instructions (S-2), one entering and
one leaving the connection.
“y
)
Connect
the
3/4”
prepared
end
of
the
2”
white-yellow
wire
to
switch
SW102
through
lug
3
(S-2)
to
lug
6
(S-1).
Connect
the
other
end
to
circuit
board
hole
HH
(S-1).
(s)
Connect
a
1-3/4"
blue
wire
from
switch
SW102
lug
2
(NS)
to
circuit
board
hole
F
(S-1).
(.,.)
Connect
a
1’
blue
wire
to
switch
SW102
between
lugs
2
(S-2)
and
7 (S-1).
\-)
Connect
a
1-3/4’
white-red
wire
from
switch
SW102
lug
1
(S-1)
to
circuit
board
hole
GG
(S-1).
eA)
Connect
a
1-3/4"
red
wire
from
switch
SW102
lug
8
(S-1)
to
circuit
board
hole
KK
(S-1).
(-)
Refer
to
Detail
1-8A
and
prepare
one
end
of
the
large
shielded
cable.
Do
not
shorten
this
cable.
() Connect the inner jead of the large shielded cable to
circuit board hole BB (S-1). Connect the shield lead to
circuit board hole CC (S-1). The free end will be
connected later.
PICTORIAL 1-8
PREPARE ONE END OF THE CABLE
ACCORDING TO THE DIMENSIONS BELOW.
ho— 3/4"
1/4"
TAKING CARE NOT TO CUT THE OUTER SHIELD OF VERY
THIN WIRES, REMOVE THE OUTER INSULATION.
UNBRAID THE SHIELD WITH A NAIL OR POINTED TOOL AND
TWIST THE SHIELD WIRES INTO ONE STRAND. REMOVE
THE INNER INSULATION. THEN APPLY A SMALL AMOUNT
OF SOLDER TO THE END OF THE SHIELD AND INNER LEAD.
SS SOLDER
APPLY ONLY ENOUGH HEAT
TO MELT SOLDER.
wi WIST
> SEE ABOVE
Detail 1-8A