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Heath Heathkit SB-104A Manual page 65

Single sideband transceiver

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E ES E
G
the
designated
circuit board.
NOTE: Before you install a n IC. first b e
sure the pins are straight.
down
o n
shown below a t A, and roll
the pins are at right angles o r are bent in
slightly a s shown a t B. Repeat this pro­
cess for the other row o f pins.
an
make sure ea ch IC pin i s centered i n
I C ,
i ts
carefully a s their pins ar e easily bent.
+ i l j
(
)
IC151
DMBBBO IC (#443-602).
7;
sockets.
Se e
Detail
4-74
the
Then
lay
i t
one
o f
its
tows
o f
pins.
as
over until
i t
M A R K E D
E N D
I
9
.
li g e
jg[tr-'ooN
M A R K
through
IC156:
DD700
o r
SMALL
NOTCH
I
PIN
I
PIN
I
I
1
l "
, - ­
[
!
I
L
0
0
PICTORIAL 4-7
IDc;
Si . d i
' n
w
t
P I N
I
Detail 4-7A
I
I
R
N o [ c M
re
1 l
P m N
Page 1-63

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