MXD-D400
59
59
6-13. SCHEMATIC DIAGRAM – MAIN Board (2/4) –
•
See page 66 for IC Block Diagrams.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : CD PLAY
R84
C83
R52
C85
R55
R113
D26
D25
C117
C120
L9
C91
C93
C134
C137
C130
C129
R96
R89
R90
C123
R95
R91
C133
C138
R92
R93
R72
R73
R76
R75
Q5
R85
C119
C116
C115
C118
R69
R70
R67
R68
R62
R63
C111
C110
R87
C95
C96
R57
C149
R45
R46
R47
R48
R49
R50
R51
R44
IC17(2/2)
C142
C140
IC17(1/2)
R99
CN12
C143
R104
R103
R86
Q6
R88
C131
C132
C136
C135
D29
IC16(2/2)
RY1
C114
C113
R82
R80
D27
C86
C87
C146
L11
IC15
IC14
C145
C122
J1
C121
Q3
FB1
IC19
IC11
L7
IC13(1/2)
Q4
R66
D28
C90
C89
R65
FB2
R54
IC13(2/2)
L10
IC16(1/2)
R81
C82
C127
C128
C147
R98
470
100
16V
0
0.1
12k
0
1SS184
1SS181
0.1
4.7
50V
0.1
100
16V
470p
470p
470p
470p
33k
470
33k
0.1
22k
22k
22
25V
22
25V
220k
220k
470
470
100k
100k
2SD1938
1k
100
16V
0.1
0.1
100
16V
10k
10k
10k
10k
100k
100k
22
25V
22
25V
150k
0.1
100
16V
10k
1000p
100
100
100
100
100
100
0
0
NJM4565V
0.1
0.1
NJM4565V
47
3P
0.1
47
47
1k
2SD1938
100k
0.1
0.1
100
16V
100
16V
1SS355
NJM4558V
22
25V
22
25V
2.2k
47k
1SS355
100
16V
0.1
0.1
0
GP1FA551RZ
GP1FA551TZ
0.1
47
25V
4P
47
25V
UN5111
TC7SH08FU
AK4584VQ
0
NJM4558V
2SD2144S-TP-UVW
47
1SS181
100
16V
0.1
47
0
NJM4558V
0
NJM4558V
470
0.1
22
25V
22
25V
0.1
47
A1
A2
A3
A4
A5
A6
A7
A8
E1
E2
E3
E4
RST
CDDOUT
M
DDOUT
CODECDOUT_TOM
D
INT0
INT1
DTI
DTO
CLK
CS
HP-L
HP-R
HP-GND
(2/4)
V
C
C
G
N
D
V
C
C
G
N
D
O
U
T
IN
V
C
C
G
N
D
RX3
CDTI
CCLK
CDTO
RX4
INT0
INT1
TST2
PDOWN
CS
NC
T
V
D
D
D
V
D
D
D
V
S
S
T
X
3
T
X
2
T
X
1
DMCK
X
T
I
X
T
O
X
-E
N
A
B
L
E
TST3
VCOM
L-OUT
R-OUT
MCKO1
LRCK
BCK
SDTO
SDTI
M/S
DZF
MCKO2
R
-IN
L
-IN
V
R
E
F
AVSS
A
V
D
D
RX2
R
X
1
R
P
V
D
D
P
V
S
S
T
S
T
1
HEADPHONE AMP
RECEIVER
OPTICAL
OPTICAL
TRANSCEIVER
OPTICAL
DIGITAL
OUTPUT
OPTICAL
DIGITAL
INPUT
L
R
ANALOG
OUTPUT
L
R
ANALOG
INPUT
MUTING
MUTING
LINE AMP
MUTING
CONTROL
-1
-2
RELAY DRIVE
LINE AMP
A/D,D/A CONVERTER
BUFFER
3
1
8
2
4
5
6
7
6
5
7
8
3
2
1
4
1
4
3
2
8
7
6
5
10
µ
H
(Page 58)
(Page 63)
(Page 60)