Heathkit IO-4205 - Page 32

Page 30
~I 3/8-32 NUT ~I
~ : ~
~~ Q ~ Q r!l·~
~ ~ ~ I n I ~ ~~~
~~-iL~- I-~ ~-~~ -t?-~ -1~
- -1=~-~=---
~ ljll 4-CON DUCTOR
Pl n FLAT CABLE
r------..o m m¥~
~r~~~ ~~I
VERT I CAL J Cliiiii-,..JJJ~
CIRCUIT BOARD
I--~ m I
Detail 1-17B
(J Refer to Detail 1-17B and mount the switch
bracket onto switches SW2A and SW2B
(mounted on the vertical circuit board) with
,J Connect a 1-3/4" Brn wire from switch SW1B
lug 3 (S-1) to circuit board hole BB (S-1).
3/8-32 nuts. Be
sure to position the flange of the ~ ) Position these two wires down against the cir-
switch bracket as shown and the 4-conductor fl .- ~ uit board.
cable above
the board. · -.:..:r ~ ~
\\ 11\0 ( Place a 3/8" length of sleeving on each lead of
Connect the free end of the 4-conductor flat cable to two 33 0, 1/2-watt (Org-Org-Blk) 5% resistors.
the circuit board as follows: /
Org to hole T (S-1).
Brn to
hole P (S-1).
Yel to
holeS (S-1).
Red
to hole X (S-1).
Prepare two 1-3/4" brown wires.
Connect a 1-3/4" Brn wire from switch SW1A
lug 7 (S-1) to
circuit board hole B (S-1).
0
y.
Y:.
3f.
1 (INCHES )
2
3
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7 / 8
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(C M ) 2
3
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( vJ R1A: Connect one lead of one of these resistors
to
switch SW1A through lug 3 (S-2) to lug 6
(S-1).
Connect the other lead to switch SW2A
lug 9 (S-3).
Position the resistor as shown.
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R1B: Connect one lead of the other 33 0 resistor
to switch SW1B through lug 7 (S-2) to lug 2
(S-1).
Connect the other lead to hole AA in the
circuit board (S-1). Position the resistor as
shown.
4
5
6
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