2
0
3
X
z
H
M
9
1
.
4
8
1
3
C
p
0
3
9
1
3
C
P
0
3
3
0
3
X
z
H
K
8
6
7
.
2
3
0
2
3
C
p
5
1
1
2
3
C
p
5
1
2
2
3
C
v
6
1
/
f
u
7
4
C323
104p
R336
22K
D304
4148
4
2
3
C
v
0
5
/
f
u
7
.
4
2
B
T
S
-
S
D
6
3
3
B
T
S
-
S
D
5
3
A
4
3
B
T
S
-
D
V
D
7
1
K
L
C
-
D
V
D
6
1
MUTE
30
A
D
-
L
L
P
1
2
SU
R-MU
TE
29
A
D
S
-
S
D
R
9
1
PO
W
E
R-O
N
27
SD
A
26
SCL
25
TUN-
ON
24
PLL-CE
23
L
C
-
L
L
P
2
2
TEST
9
Vss
6
XT-
O
UT
7
X
T
-IN
8
C/EQ-CLK
32
I
D
-
D
V
D
5
1
O
D
-
D
V
D
4
1
N
O
-
D
V
D
3
1
T
E
S
E
R
2
1
X-
OUT
11
X-
IN
10
Q
-
S
D
R
0
2
L
C
S
-
S
D
R
8
1
B/EQ-
D
AT
33
Vdd
5
3834-
AD
4
KEY2
3
TREBLE/P-DET
1
A
-
T
O
R
1
4
B
A
SS/
K
E
Y
1
2
B
-
T
O
R
2
4
E
O
T
M
E
R
0
4
K
L
C
-
S
D
9
3
T
A
D
-
S
D
8
3
1
B
T
S
-
S
D
7
3
S
T
ANDBY
31
STEREO
28
C
N
3
4
N
A
F
4
4
2
0
3
C
I
8
2
2
9
C
S
2
M
E
R
1
B
T
S
K
L
C
A
T
A
D
V
5
+
DVD DATA
DVD CLK
DVD S
T
B
DVD REM
D305
AN60
REM
5
3
3
R
K
0
1
0
1
3
R
0
0
1
7
0
3
R
0
0
1
6
0
3
R
0
0
1
1
0
3
D
0
6
N
A
4
0
3
C
p
0
0
1
3
0
3
C
p
0
0
1
2
0
3
C
p
0
0
1
V
5
U
1
0
3
L
H
u
0
1
3
0
3
L
H
u
k
2
.
2
W
S
-
E
S
O
L
C
D
N
G
-
V
W
S
-
N
E
P
O
+
M
-
M
CM+
CM-
DVD TRI
N
1
D
A
3
0
3
Q
0
5
5
8
2
0
3
Q
0
5
5
8
1
0
3
Q
0
5
0
8
8
2
3
R
K
0
1
1
3
3
R
K
0
1
9
2
3
R
K
1
2
3
3
R
K
1
0
3
3
R
K
1
3
3
3
R
K
1
0
A
1
1
A
2
2
A
3
D
N
G
4
A
D
S
5
L
C
S
6
T
S
E
T
7
d
d
V
8
4
0
3
C
I
2
0
C
4
2
SCL
SD
A
7
1
3
R
K
7
.
4
8
1
3
R
K
8
6
+5V
RE
M
-28V
VF1
VF2
SW
1
1
SW
2
2
SW
3
3
SW
4
4
DOUT
5
DI
N
6
IC
7
CLK
8
STB
9
KEY1
10
KEY2
11
KEY3
12
KEY4
13
d
d
V
4
1
1
S
K
/
1
S
5
1
2
S
K
/
2
S
6
1
3
S
K
/
3
S
7
1
4
S
K
/
4
S
8
1
5
S
K
/
5
S
9
1
6
S
K
/
6
S
0
2
7
S
K
/
7
S
1
2
8
S
K
/
8
S
2
2
9
S
K
/
9
S
3
2
0
1
S
K
/
0
1
S
4
2
1
1
S
K
/
1
1
S
5
2
2
1
S
K
/
2
1
S
6
2
S1
3
27
S1
4
28
S1
5
29
S1
6
30
S
1
7/G12
31
S
1
8/G11
32
Vdd
33
VEE
34
S
1
9/G10
35
S
2
0/G9
36
G8
37
G7
38
G6
39
5
G
0
4
4
G
1
4
3
G
2
4
2
G
3
4
1
G
4
4
d
d
V
5
4
5
D
E
L
6
4
)
E
B
B
(
4
D
E
L
7
4
)
R
E
W
O
P
(
3
D
E
L
8
4
)
T
C
N
A
F
(
2
D
E
L
9
4
)
T
S
R
7
0
5
7
(
1
D
E
L
0
5
s
s
V
1
5
C
S
O
2
5
5
0
3
C
I
1
1
3
6
1
D
P
u
7
3
3
R
K
7
4
R341
33K
R342
33K
R343
33K
R344
33K
4
K
3
K
2
K
1
K
3
0
3
D
8
4
1
4
STB1
CLK
DAT
A
1
S
2
S
3
S
4
S
5
S
6
S
7
S
8
S
9
S
1
S
K
+6V
1
S
0
3
3
C
p
4
0
1
5
0
3
R
5
.
0
/
2
.
2
REM
1
GND
2
Vcc
3
1
0
3
S
E
T
O
M
E
R
SW312
SOURCE
0
1
S
1
1
S
2
1
S
S1
3
S1
4
S1
5
S1
6
G12
G11
G10
G1
G2
G3
G4
G5
G6
G7
G8
G9
2
0
3
D
8
4
1
4
3
S
K
3
S
9
0
3
W
S
L
C
/
P
O
0
1
3
W
S
Y
B
D
N
A
T
S
SW307
ST
OP
8
3
3
R
K
0
1
9
3
3
R
K
7
.
4
0
4
3
R
K
0
1
3
2
3
R
7
4
5
1
3
C
v
6
1
/
f
u
7
4
4
1
3
C
4
0
1
2
2
3
R
0
1
SW311
PLAY/PAUSE
SW308
P
R
OGRAM
G1
G2
G3
G4
G5
G6
G7
G8
G9
G10
G11
S1
S2
S3
S4
S5
S6
S7
S8
S9
S1
0
S1
1
S1
2
S1
3
S1
4
S1
5
S1
6
G12
6
0
3
W
S
+
E
M
U
L
O
V
5
0
3
W
S
-
E
M
U
L
O
V
U5V
S
T
ADBY
MCU-MUTE
DVD ON
SD
A
SCL
AD1
v
5
+
4
3
3
R
K
0
1
1
0
3
D
E
L
E
4
0
3
D
E
L
E
3
0
3
D
E
L
E
6
0
3
D
E
L
E
V
6
+
2
5
3
R
0
6
5
0
5
3
R
0
6
5
9
4
3
R
0
6
5
7
4
3
R
0
6
5
VF
1
1
VF
1
2
G1
3
G6
4
G5
5
G4
6
G3
7
G2
8
G12
9
G7
10
G8
11
G9
12
G10
13
G11
14
S1
15
S2
16
S3
17
S4
18
S5
19
S6
20
S7
21
S8
22
S9
23
S1
0
24
S1
1
25
S1
2
26
S1
3
27
S1
4
28
S1
5
29
S1
6
30
VF
2
31
VF
2
32
1
0
3
D
F
V
D
F
V
8
8
2
D
C
M
8
0
3
R
K
2
.
2
9
0
3
R
K
2
.
2
5
0
3
C
p
0
7
4
6
0
3
C
p
0
7
4
ECO POWER
4
0
3
Q
0
5
0
8
1
2
3
4
5
3
0
3
N
C
0
.
2
/
P
5
7
0
3
D
8
4
1
4
1
2
3
4
5
6
7
8
9
10
5
0
3
N
C
0
.
2
/
P
0
1
DM
DP
US
5V
DGND
H-
MUTE
GND
HP
-R
HP
-L
AUX-
L
AUX-
R
7
0
0
3
P
J
0
7
0
3
Q
0
5
0
8
6
6
3
R
k
1
8
0
3
D
8
4
1
4
5
6
3
R
k
7
.
4
8
3
3
C
v
6
1
/
f
u
7
4
N
O
B
S
U
1
2
3
4
5
6
7
8
9
10
11
12
13
14
7
0
3
N
C
0
.
2
/
P
3
U5V
2
8
6
R
K
0
1
R385
1
00
R386
100
R390
100
R391
100
R394
100
R392
100
R393
100
0
0
1
4
8
3
R
1
2
3
4
5
6
7
8
9
10
11
12
13
14
6
0
3
N
C
P
4
1
/
0
.
2
1
2
0
1
9
7
6
3
4
5
2
0
9
T
1
Z
B
5
0
3
L
H
U
0
0
2
9
0
3
Q
0
5
0
8
0
1
3
Q
0
5
0
8
9
1
3
R
K
1
0
2
3
R
K
1
8
7
3
R
7
.
4
8
0
3
C
4
0
1
7
0
3
C
V
5
3
/
U
0
2
2
0
1
3
D
4
0
1
R
F
-2
8
V
1
8
3
R
0
0
1
9
7
3
R
0
0
1
1
0
3
Z
D
V
1
.
5
1
0
3
C
M
3
7
4
+5V
VF
1
VF
2
DM
DP
US
5V
DGND
HP
-L
HP
-R
AUX-
R
AUX-
L
H-MUT
E
1
2
1
0
3
N
C
5
.
2
/
P
2
+5V
V-
GND
5
2
3
C
v
6
1
/
f
u
0
0
1
2
0
9
X
z
H
K
8
6
7
.
2
3
6
4
3
C
P
5
1
8
4
3
C
P
4
0
1
SD
A
I
C
S
O
1
O
C
S
O
2
T
N
I
3
D
N
G
4
A
D
S
5
L
C
S
6
K
L
C
7
d
d
V
8
5
0
9
C
I
3
6
5
8
F
C
P
7
1
3
C
P
0
0
1
1
1
3
D
8
4
1
4
ECO PO
WER
3
3
3
C
P
0
0
1
SCL
DVD CLK
DVD ON
DVD S
T
B
DVD REM
DVD DATA
SDA
STADBY
MC
U
-MU
T
E
V-
GND
USB ON
DVD TRI
N
6
3
3
C
P
0
0
1
7
3
3
C
P
0
0
1
9
0
3
C
P
0
0
1
5
3
3
C
P
0
0
1
4
3
3
C
P
0
0
1
1
1
3
C
P
0
0
1
2
1
3
C
P
0
0
1
GND
AD1
LED1
+6V
+5V
LED1
V-
GND
LED2
LED2
LED2
n
o
d
s
sd o
n
2
0
3
Z
D
V
6
.
5
MU
T
E
5
1
3
R
k
0
1
6
1
3
R
5
1
3
0
3
Z
D
v
7
2
4
1
3
R
K
0
1
3
1
3
R
K
0
1
2
3
3
C
P
0
0
1
1
3
3
C
P
0
0
1
2
0
3
L
h
u
0
1
5-1
5-1
VFD BOARD - Circuit Diagram
Summary of Contents for MCD 268
Page 9: ...2 2 2 2 Malfunction Check Chart ...
Page 10: ...Disassembly Diagram 3 1 3 1 ...
Page 12: ...4 2 4 2 Wiring Diagram ...
Page 14: ...5 2 5 2 VFD BOARD Layout Diagram ...
Page 15: ...6 1 6 1 TUNER BOARD Circuit Diagram ...
Page 16: ...6 2 6 2 TUNER BOARD Layout Diagram ...
Page 17: ...7 1 7 1 HEADPHONE BOARD ...
Page 20: ...8 3 8 3 POWER BOARD Layout Diagram ...
Page 27: ...9 7 9 7 DECODER BOARD Layout Diagram 1 ...
Page 28: ...9 8 9 8 DECODER BOARD Layout Diagram 2 ...