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AMSTRAD PC1640 - Page 34

AMSTRAD PC1640
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CHASSIS
SCHEMATIC
DIAGRAM
<
of
—I
CN
5 5 Q
m
<
\
Q
<
\
CI
25
AMS
RON
4004
3
f . ~rk.:
33
FRSTEP
37
BWSEEK
39
KDIN
3C
FS'
31
»sc
32
,.
EKG 14
[
BIN'
IE
C
.
NDACK
.
ORESCT
1
CK4
19
U
NIQR
2
.
NIO*
3
-
NFDCS
4
c
BAC
5
BAD 15 13
BAT'.
:
4
12
BAD!
3
l l
BAD12
10
BADi
!
S
BADIC
8
BAD5
7
BADS
6
TC
FLT/TRO
FR/STEF
RW/SEEK
WDA
PSI
PSO
DRG
DACK
RESET
LC/DIR
HDSEL
IC1 11
Z765APS
WPTS
IDX
RDY
ver
DGt
DBS
DB4
D63
DB2
56
IS
291,36
40
I
ROM
SIZE SELECT OPTION
LlNr
ICI
!7
74HC24C
RI71
10K
DRIVE
SElE"
'_
DRIVE
SELECT
I
MOTOR
ON
O 32
c
2<
ICI
IG
LSI 4
ICI IE
LSI 4
r?
NR102
WRITE DATA
DIRECTION
SIDE SElEC"
WRITE Gate
STEF
WRITE
PROTECT
I
NOEr
READY
L
«3V<^
ICI
16
LSI 4
CD 102
-DD 34
WA>
CON'\
[—
o
ALL
ODD P I
NS I
-*
33
SEPD
SEPOJ-.
VCC
CDO
ICI I
I
FDC9IC36
®
<2j
<D
ov
FI2
CDIC
DR
I
VE
2
POWEF
CD
I
04
DRIVE
I
PQWE
C
DRWE
3
ROWEF
LES PIECES REPAREES PAR
UN
&
ETANT
DANGEREUSES
AN
POINT
DE VUE
SECURITF.
N
UTILISER
QUE CELLES DECRITES
DANS LA NOMENCLATURE
DES PIECES,
CAUTION:
SINCE THESE PARTS
MARKED
FJ'
Zh
ARE
CRITICAL FOR SAFETY
USE ONES
DESCRIBED ON PARTS
LIST ONLY.
1-5637
NOTE;
THIS
SCHEMATIC
DIAGRAM
IS
THE LATEST
AT
THE
T[me
OF
PRINTING
AND
SUBJEC
T
TC
CHANGE
WITHOUT
NOTICE,
*

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