Differential S
ignal !
No Through H ole !
100 ohm - Imp
edance
100 ohm - Impe
dance
Closed to MT1392 Po
wer Pin !
No Through H ole !
Differential Si
gnal !
1392_ V CK
T X 2+
H D
P
G
P
O 0
1
T X 2-
T X 0-
T X C-
T X 1+
T X 1-
T X C+
T X 0+
G
P
9
O
T X 0+
T X 1-
T X 1+
T X 0-
F _ T X 2+
F _ T X 1+
92_ AV DD3
T X C-
F _ T X C-
F _ T X C+
T X 2+
T X 2-
H PD
F _ T X 0-
F _ T X 0+
F _ T X 2-
T X C+
92 P LL / AV DD3
H D M I _ V CC
F _ T X 1-
92 P LL / AV DD3
2
9 P
L
L
/ V A
3
D
D
M S CK
M SD
M D
S
M
S K
C
O
X
C0
C1
C3
C2
C5
C4
C7
C6
Y1
Y2
Y6
Y3
Y5
Y4
Y7
Y0
A
C K
L
V
_
R
V /
V
_
B
U /
V
_
Y /
G
P
S
A D
F I
V
#
1
0
6
V CK
S
C
L
/ D D
V
S
D
A
/ D D
V
P
W
#
N
D
H #
1
0
6
H D M I _ S DA
H D M I _ S CL
XO
R
U S
#
T
92_ D V 33
D V DD 18
92 D A C _ AV DD3
92_ D V 33
D V DD 18
92_ D V 33
V CC
92_ AV DD3
92 D A C _ AV DD3
92_ D V 33
D V DD 18
D V 33
V 18
D V 33
L32 FB
R 111
1k
C 54
0 . 1 uF
C B 55
0 . 1 uF
D8
ES D / NC
D6
ES D / NC
C B 60
0 . 1 uF
D 13
ES D / NC
R 108 10k
R 7
0
1 0
0
1
C B 54
0 . 1 uF
+
C E 24
100 u F / 16v
C B 56
0 . 1 uF
R 98 560
D9
ES D / NC
C B 62
0 . 1 uF
C 55
5600pF
L31 FB
C B 65
0 . 1 uF
C B 68
0 . 1 uF
L26 FB
R 6
0
1
0
0
1
R
1
0
2 K
1
R 109 1
k / NC
D 10
ES D / NC
D 14
ES D / NC
D5
ES D / NC
L29 FB
L28 FB
U9
M T 1392 E H D M I T X P R O C ESS OR
SP Q F P 80 / S MD
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1
2
2
2
3
2
5
2
4
2
6
2
7
2
8
2
9
2
0
3
1
3
2
3
3
3
4
3
5
3
6
3
7
3
8
3
9
3
0
4
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
1
6
2
6
3
6
4
6
5
6
6
6
7
6
8
6
9
6
0
7
1
7
2
7
3
7
4
7
5
7
6
7
7
7
8
7
9
7
0
8
D VSS
C0
C1
C2
C3
C4
C5
C6
C7
D V DD 33
V CK
D VSS
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
S
S
K
C
D
S
S
D
V
D
D
8
1
R
T
S
P
W
N
D
C K
L
I T N
D S
S
V
A
7
G /
P 0
O
A
6
G / P
1
O
T
R
P
A 2
G / P
2
O
T
R P
A 1
G /
P 3
O
T
R P
A 0
G / P
4
O
M
S
C
K
G /
P 5
O
M
S
D
G /
P
6
O
G
P
7
O
G
P 8
O
G
P
9
O
G
P
O 0
1
H
T
P
G
L
AVSS
P LL C0
P LL C1
AV DD
AV DD
AVSS
AVSS
T C K-
T C K+
AV DD
T X 0-
T X 0+
AVSS
T X 1-
T X 1+
AV DD
T X 2-
T X 2+
AVSS
S W I NG
V
A
D
D
V
R F
E
S
F
S
S
V
A
V
A D
D
S
S
V
A
V
A
D
D
G
S
S
V
A
B
R
P
S D
F I
A
3
D
A 2
D
A 1
D
A 0
D
A K
C
B
A
K
C
A
L
K
C
R
D
V
D
D 8
1
C B 67
0 . 1 uF
P1
H D M I -1
H D M I T Y PE -A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
2
2
1
2
0
2 3
2
+ C E 26
100 u F / 16V
D 12
ES D / NC
C B 59
0 . 1 uF
R 100 0
C B 57
0 . 1 uF
R 104
NC
+
C E 27
47 u F / 16v
R 110
1k
R 102
1 . 5K
L33 FB
L34 FB
D 11
ES D / NC
C B 69
0 . 1 uF
C B 70
0 . 1 uF
D7
ES D / NC
R 103
1 . 5K
C B 61
0 . 1 uF
C B 66
0 . 1 uF
L27 FB
R 99
510
R 101 0
/ NC
L30 FB
DECODER BOARD - Circuit Diagram - 3
9-3
9-3
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 ...