Heathkit IO-4205 - Page 47

Align the pin 1 end of the IC with the
index mark on the circui t board as you
install each integrated circuit or tran-
sistor. ~ PIN l
J-ND
., : · kr~ . ~ :: ,
. :::' ~ 1'-~ l:f.\ {.' : :·
' ': .:·: .' : :'~ f J#LI: ~i ~
SMALL
I ~
PIN 1
~~ f ~
PIN l Pllll .
Q201: 5566 trans i stor (#417-902).
Q
2
07: 5566 transistor (#417-902) .
Q
2
oa : 5566 transi s tor (#417-902) .
02 02: 74132 IC (#443-625) .
)
0204 : 7413 IC (#443 -44).
0205 : 74121 IC (#443-22) .
0201 : 7474 IC (#443-6) .
0203 : 74122 IC (#443-23).
Page 45
I ~
PICTORIAL 2-10