Heathkit SB-401 Assembly Manual page 82

( ) Connect the white wire coming from lug
2
of terminal strip Nto lug 1 of relay AG (8-1).
( ) Connect the red stranded wire from hole 22
to lug 6 of tube socket V9 (NS).
( ) Connect the green wire coming from lug
1
of coil CU to BS4-F18 (8-2).
( ) Connect a 1-1/4" bare wire from B84-F12
(8-1), through BS4-F14 (8-2), and through
BS4-F16 (S-2), to BS4-F18 (NS). Bend the
lugs as shown.
( ) Connect a 3/4" bare wire, with sleevtng,
between BS3-F22 (S-2) and BS3-Fl (B-1).
( ) Brown
( ) Yellow
( ) Blue
( ) Green
( ) White
( ) Connect the green wire coming from lug 2 of
coil
CM
to BS3-F22 (NS).
( ) Connect
a
1/2" bare wire between BS3-FIB
(8-1) and BS3-F20 (8-2).
1<1
2 BS2-F7 (8-1)
1
B82-F8 (8-1).
6 B82-F9 (8-1).
5 BS2-F10 (8-1).
10 B82-F11 (S-I).
9 BS2-F12 (8-1).
12 BS3-F12 (8-1).
11 BS3-F14 (8-1).
( ) Orange
( ) Brown
( ) Yellow
FROM HOLE CONNECT TO WIRE
COLOR
( ) Connect the green wire coming from lug 2 of
coil
en
to BS3-F20 (NS).
Connect the following wires to the Band switch:
( ) Connect the blue wire coming from lug 1 of
coil CP to BS3-F16 (8-1).
Refer to Pictorial 4-8 and Detail 4-8F (told-out
from Page 66) for the following steps.
( ) Refer to Detail 4-8E, and install the coaxial
connector at
BU
with a small
#6
solder lug
at BW. Use 4-40 x 5/16" hardware. Posi-
tion and bend the solder lug as shown.
Refer to Pictorial 4-8 for the following steps.
Detail 4-8E
( ) Connect a 1-3/4" bare wire from lug 3 of
terminal strip C (8-3) to B81-F8 (S-1). Use
1_1/4
f'
of sleeving.
( ) Connect a 1-3/4" bare wire from lug 2 of
crystal socket
Y8 (8-1)
to BS1-F12
(8-1).
Use 1_1/4
ff
of sleeving.
( ) Pass the end of the coaxial cable coming
from
E
on the mixer-bandpass circuit board
through hole HF in the switch support and
connect it to B83-R13 (8-1).
INSIDE OF
CHASSIS
4-40xS/T6"
SCREW
( ) Connect a 2" bare wire from lug 2 of crystal
socket Y1 (8-1) to BS1-F7 (8-1). Use 1-1/2"
of sleeving.
4-40 NUT
#4 LOCKWASHER
( ) Connect the red stranded wire coming from
lug 3 of capacitor TC to BS5-R12 (NS).
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Page 68