Williams Electronics WHIRLWIND - Schematic Sheet 4

DESCRIPTION
OF CHANGE
f\I. P.
.
SEE
COVE/7
5/L/E157’
555
CO1/£7?
.5/'/Ff-7-
SEE
.5/-/EE‘7—
/"3
‘SEE
SHT
2 OF4
S
33
741.320
cscmos
DISPLAY
3C4
>
DATA
M.
PROTECT
I
ICI22
EIOO
P/A
IB3
2.4-O0
P/A
Z800
P/A
IB3
ZCOO
PIA
4.7
K
SRC
I
3000
P/A
C3
3400
P/A
-
WIDGET
~.c.
>
1/0
rm”
ma:
POM BCS
4.7
K
SRC4
4
RON/1C5
3
C4
OPT/ON
I
3
4 7 L520
OPTION
ADDRESS
BUS
ITEM
PART
NUMBER
DESCRIPTION
QTY
ITEM
PART
NUMBER
DESCRIPTION QTY
"gPéE"‘EC5}:_H
DOv:{g;'KS1(_36\LE
REMOVE
BURRS
-—
BREAK
SHARP
EDGES
own BY
DATE
DIMENSIONS
UNLESS
OTHERWSE
SPECHED
3401
N.
CALIFORNIA
AVE. CHICAGO
IL.
60618
Ross
8-20
-87
SHOWN FRACTIONAL
..._._11/64 ANGULAR ________¢1°
NAME
CHECK
D BY
HRST PROJECT
NO.
DECIMAL_.___._____._:.OO5
EILLETs____.o2o
MAX
CPU
5Y5 I /5
SC /—-I E MATIC
d. /I
‘
57
MATERIAL
SCALE
PART NO
---—/-I‘---—
-
TE
FIRST
USAGE
QTY
3,”
[6
-
9
O
I
9
a.
//883
‘
‘V
/5
WImIIII‘II\wfl £m@]
£33
Svstem
11B
CPU
Schematic
(1 6-9019,
Sheet
4
of
4)