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Heathkit HD-1250 - Page 25

Heathkit HD-1250
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NOTE: When
you connect and solder wires in
the following steps, cut off any
excess wire or
lead lengths.
( )
Connect
the free end of the orange wire coming from
lug 1 of the phone
jack
to
detector
circuit board hole A
(S-1).
(
)
Connect the free end of
the yellow wire to pushbutton switch lug
6
(NS).
( )
Connect the free end of the green wire
to pushbutton switch lug
5 (S-1).
OFTFCTOR
CI
RCU
IT
BOARD
Page 23
)
Refer
to
Detail 3-2D and prepare
the battery connector
as
shown. Save
the
cutoff
red lead;
it will
be used later in the next
two steps.
( )
Cut
a
1-1/2"
length
from the saved red
battery connector
lead. Prepare
both ends
by
removing
1/4"
insulation.
( )
Connect the red battery
connector lead
to
pushbutton
switch lug
2 (S-1).
( )
Connect the
1-1/2"
red wire from
control R1 lug 1
(S-1) to pushbutton
switch lug 1
(S-1).
( )
Connect
the
black battery
connector lead
to pushbutton
switch lug 4
(S-1).

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