Dual CD 40 - Main Board Circuitry (Part 1)

ord>tL
9:
a
"
3 5 3 3r' r-,-
c
e,xY
--l'lll'hr-
g
i
e
*
la 3 5 i L L L :. . . : lK l! 15 ll l.
Jr
=
6
o a
a a d alL
ll l= F l<
coas
voo
DAST
D IV+
DIV-
DU54
M
;T:i
4LOC
vDt
t/o o
1/ a-r
r/a-2
r/o
3
I/A-1
ts52
//2RCs532
N
:<:;:tt{
<E
D O<
F
H
H
cs03
RSt2
RSsf
+
K+2
as33
c\01
cs38
//2
Rt 956oN
1n6
L
\/52g,rrs
,ro,
,ris
.l' \
-,4qe
,^ r^
1K 2H2
[{}k,
iy;X
-.lF
RN32
22k
1587
,hPc
TN24
92
+560t
2
'at553C
7415
acsaSL
rN3t
ps68
PS86
5ß6
RS78
2kao
R584
BC
PS73
2R61
cs73
,rcf,
c
csl
DD
c5{
PSd3
2K55 cs83
cs82
rs e7
-tbRcas60/l
t5v
2
3
6
oq!
am
cst
-5va-#_5y
+5lz
+5V
-
15V
r/5V
cs32
TNO+
BC548C
ts+2
lzRC4550N
I
cP86
Rs23
PS
1K2l
1K
?::.
,/zp(456ail
:::-'^" x
/5v2
RS3?
RsSr
I
nss
?xz | 2A2
CD 40
I'IAIN-BOARD
TEIL
1
B/)11