■
PRINTED CIRCUIT BOARD (Foil side)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
MDX-E100
E-46/J-44
Point
r
(Pin 13 of IC703)
V : 2V/div
H : 50 nsec/div
DC range
1 : 1 probe
0V
P.C.B DIGITAL
(Surface Mount Device)
1
1
7
7
8
8
14
14
16
9
1
8
13
24
12
1
33
34
44
1
11
22
23
12
8
5
41
P.C.B DIGITAL
(Lead Type Device)
GND
DITMUTE
/DEQRES
N.C.
DIG3
/CRS
CDI
XCLK
LOCKIN
/DIRRES
ERRD
/DITRES
DIG2
DIG1
DO
+5D
DI
GND
FROM : MAIN(1)
4
VIN-L
V
O
UT
-L
G
V
O
UT
-R
VIN-R
TO : MAIN (1)
P. C. B. MAIN ( 4 )
#1
W401
BR
W403
A only
RE W109
R only
OR W408
R only
BE W406
R only
YE W407
R only
BL W405
R only
GY W402
J,R,A,G only
WH
W404
J
,R,G only
FR
OM :
PO
WER
CORD
TO : MAIN (5)
T
O
:
MAIN (5)
AC
OUTLET
VOLTAGE
SELECTOR
WH
W404
J
,R,G only
GY
W402
J
,R,A,G only
RE
W409
R only
BR
W403
A only
OR
W408
R only
BL
W405
R only
YE
W407
R only
BE
W406
R only
TO : MAIN (4)
P. C. B. MAIN ( 5 )
CIRCUIT CHANGES BY MARKET.
R
A
B
G
J
J402
O
X
X
X
O
J401
X
O
O
O
O
CB403, 404
X
X
X
O
X
F401
X
X
X
O
X
JK502
O
X
X
O
O
JK501
X
O
X
X
X
SW501
O
X
X
X
X
O : USED
X : NOT USED