B
C
D
E
F
G
H
I
J
A
2
4
3
5
6
7
1
R34
4.7K
5.6K
R38
10K
R46
10K
R44
5.6K
R36
4.7K
R32
R45
R37
R43
10K
10K
R35
5.6K
5.6K
R33
R31
4.7K
4.7K
1.8K
R48
10u16
C47
+
10u16
C43
+
10u16
+
C46
10u16
+
C42
4.7K
R50
4.7K
R49
R52 22K
R51 22K
SP/LO+
16
45
21
15
AMUTE
SP/LO-
46
14
DMUTE
47
13
ELV+
48
12
ELV-
49
11
50
10
SCK
PON
51
9
SDO
TYPE0
52
8
SDI
TYPE1
53
7
AVREF1
TYPE2
54
6
TYPE3
55
5
CS
BUS OUT
56
4
AVSS
BUS IN
57
3
CLK
SLNSA
58
2
DO
ELVADJ
59
1
DI
RESET
60
22
23
24
25
LPSCO
80
26
79
27
ARMSW
LPS
78
28
8V/7V
HOT
77
29
ADJSEL
76
30
XOFF
A
VREF0
75
31
A
VDD
74
32
STB
XT1
73
33
VSS
XT2
72
34
AO
IC
71
35
RST
X1
70
36
AUDIO
X2
69
37
LOCK
VDD
68
38
RFOK
BU DET
67
39
TBCI
SYS ACC
66
40
TBCO
SYSON
65
64
EJSW
63
MGSW
62
SBSY
61
17
20
19
18
NO SW1
NO SW2
44
LAON
42
LIMSW
41
LOESW
43
R153 1K
R154 1K
OUT
IN
6.29MHz
ELVADJ
R146
R145 100K
R142 100K
R143 100K
R144 100K
PON
10u6.3
+
46
45
48
49
100
R
111
1K
R179
100u10
C1
16
+
1
C1
17
18K
R178
C118 0.1
1K
R174
100K
R177
0.047u5.5
C1
13
+
4.7u16
+
C1
15
470u16
C1
19
+
22K
R173
R172 22K
R170
R171
100K
R133 1K
32
34
R134 1K
35
R135 1K
R136
220K
R1
12 1K
T DATA
R115 100K
R114 1K
R113 1K
9
10
8
R108 1K
R107 1K
6
3
2
1
7
8
4
5
R106 1K
CS
C100 0.1
R1
16
HOT
TH1
AVREF0
BUDET
X2
7.5K
R40
180P
C38
180P
C40
7.5K
R42
470P
C36
470P
C34
180P
C39
180P
C37
7.5K
R39
470P
C35
7.5K
R41
470P
C33
C31
+
100u6.3
2200P
C44
2200P
C45
LPS
1K
R138
ARMSW
EJSW
MGSW
47K
R74
RESET
0.1
C106
1
2
3
8
7
5
6
4
+
C29
4.7u16
18
17
R139
41
44
42
10K
R137
10K
3
2
1
5
4
LPSCO
DO
DI
SK
AMUTE
Rch
Lch
R47
1.8K
DAGND
GND
LPS
A
VREFO
Q4,5
R-
R+
L+
L-
30
12
8
4
11
7
3
10
6
2
9
5
1
14
14
12
11
10
9
8
7
6
5
4
3
2
1
Lch OUT-
Rch OUT-
Rch OUT+
N.C.
N.C.
GND
GND
BUS-
BUS+
N.C.
BU+14
SYS ACC
NC
GND
DO
DI
NC
VCC
CS
SK
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
14
13
12
11
10
9
8
13
Lch OUT+
BU+14
13
1
2
BU+14V
BU+14V
BUS- 6
3
4
5
N.C.
SYS ACC
BUS+
GND
GND
N.C.
7
8
9
13
Lch+
11
Rch+
N.C.
Rch-
10
12
Lch- 14
BU+14V
SYS ACC
3
1
2
4
GND
GND
GND
BUS+
BUS-
Rch+
Lch+
6
5
8
7
9
10
11
GND
NO SW1
NO SW2
12
14
13
BU+14V
BU+14V
Rch-
Lch-
15
16
4.7K
R58
R56 4.7K
R54 10K
1
2
3
4
R53 10K
R55 4.7K
R57
4.7K
7
8
5
6
C49 0.01
C48 0.01
1
2
3
4
SYS ACC
BU+14V
BUS+
8
5
6
7
GND
GND
GND
BUS-
Rch+
Lch+
9
10
11
15
NO SW2
13
Lch-
Rch-
GND
12
14
NO SW1
16
BU+14V
BU+14V
C41 0.1
47K
R63
220
R66
220
R67
10u16
C53
+
10u16
C54
+
C52 0.01
R64 100K
R65 100K
100K
R60
100K
R59
10u16
C51
+
220
R62
10u16
C50
R61
10u16
C30
+
R100 2.2K
R101 2.2K
100 1/2W
R184
1
2
3
4
8
7
6
5
DIN
DOUT
NC
GND
STB
VCC
BUS+
BUS-
2.2
C55
BUS+
BUS-
6.8K
R180
100K
R182
5
17
18
6
6.8K
R181
0.01
C120
10K
R175
47K
R176
R109
R110
T CLK
T STB
C104
22P
22P
C105
R103
10K
100K
R104
R105
100K
GND
C101
100P
R130
100K
6
56
57
5
C123 1000P
C124
0.01
C122
100K
R151
BUS-I
BUS-0
R150
R148
100K
4.7K
47K
R149
4.7K
47K
R147
56
57
1K
LOE SW
LIM SW
100
100
40
39
37
38
R131
ADJSEL
47K
47K
1000P
R+
R-
L-
R-
L+
R+
R183
100
1/2W
L1
220uH
3A
F1
TDATA
TCLK
TSTB
R70 1K
47K
R71
C107
1
3
2
7
5
4
6
8
9
12
10
11
14
13
15
16
9
3
1
2
5
4
7
6
8
16
10
12
11
14
13
15
GND
IN OUT
GND
IN OUT
22K
22K
22K
22K
4.7K
4.7K
22K
22K
22K
22K
10K
10K
22K
22K
IC10
IC9
IC8
IC13
CD PLAYER UNIT (X32-4380-00)
IC3
(X13-9090-00)
IC5
IC7
IC6
IC14
(X92-)
(X92-) FC2
Q10
Q9
D9
D8
Q11
D11
D12
D14
D13
Q16
Q15
D15
Q13
Q12
LPS
S3
S1
S2
Q6
Q14
Q7
Q4
Q5
D2
Q3
IC4
(2/2)
SRV8V
IC4
(1/2)
MGSW
ARMSW
EJSW
AUDIO MUTE
MUTE DRIVER
SERVO
AVR
8V SW
5V DRIVER
SERVO 5V AVR
EEPROM
SYSTEM u-COM
POWER SW
5V AVR
L.P.S.
RESET
SW
P.ON
H-BUS CONNECTOR (14P)
AVR
CN1
CN2
S1
1
2
CN2
D5
D6
D4
D7
D10
D25
D16
Q17
ANALOG SW
ISO.AMP
ISO.AMP
L.P.F.
D24
D23
BU DET.
D17
D18
IE-BUS
DRIVER
CN1
SYSTEM
ON SW
Ref.75
CAUTION: For continued safety, replace safety critical components only with manufacturer's recommended
parts (refor to parts list). Indicates safety critical components. To reduce the risk of electric shock, leakage-
current or resistance measurements shall be carried out (exposed parts are acceptably insulated from the
supply circuit) before the appliance is returned to tha customer.
•DC voltages are as measured with a high impedance voltmeter. Values may vary slightly due to
variations between individual instruments or/and units.
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
