AN
AE
AG
AI
AK
AM
AF
AH
AJ
AL
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
SEL
DT
SEL
CLK
SL
TSW
XRST
NC
SUBQ
SQCK
BYTE
CN VSS
XC IN
XC OUT
RST
X OUT
VSS
X IN
VCC (BU)
MNI
REMOCON
NC
BLKCK
CE
NC
MLD
OP/CL
SW
MD CE
NC
NC
NC
NC
NC
NC
NC
POWER
NC
VSS
NC
NC
NC
NC
CD ON/OFF
81
82
R784 220
R785 220
R703 1K
85
86
93
94
R544 47K
R545 47K
220
10MHz
X501
X502
100K
R533
4.7M
R532
C560
R531 220
C561
R535 1K
R530 220
R547
47K
R777
R537 10K
R706 10K
25
26
27
R502 10K
1
C501
1u50
+
C504
4700P
C505
100K
R504
1K
R505
10K
+5V
+5V
+5V
7
6
37
35
+7.5V
MGND
2
1
3
4
5
6
3
15
11
20
10
7
8
9
7
6
29
4
12
13
14
23
30
16
17
18
1
2
3
4
5
6
7
8
9
10
ST
SD
TU AGND
TU OUT R
TU AGND
TU OUT L
+9V
PLL DO
PLL CLK
PLL DT
1
2
2
1
84
83
86
82
81
R408
10K
1K
R409
100u63
+
33u63
C406
+
C407 0.01
16
17
13
12
15
14
4
5
NC
OUT
3
2
1
CE
IN
GND
100u10
C41
1
+
1u50
+
47K
R401
330K
1K
R405
K401
C401
3300u10
+
C408
100K
T402
R404
C409
150P
150P
C433
C432
R423
110
3
2
1
5
4
6
7
8
9
10
OOUTPUT
AMP
PRE DRIVE
AMP
INPUT
AMP
OOUTPUT
AMP
SW
STANDBY
AMP
REF
PROTECTOR
PREVENTION
BLOCK
POP SOUND
RIPPLE
FILTER
INPUT
AMP
AMP
PRE DRIVE
+B
GND
2200u25
+
2200u25
+
7
4
3
2
1
9V
GND
5V
SW2
SW1
C423
0.022
R410
470
+
100u25
10u50
+
C430
C421
C422
R403
1M
C405
+9V
+B
35V
+5V
35V
+5.1V
R577
2.2K
32.768kHz
T401
17
1
2
16
14
4
3
15
7
6
5
10
11
12
13
8
9
5
6
14
15
17
16
12
13
25
MD CE
MD IN SW
8
DOUT
2
MGND
1
MGND
M+5V
DIN1
M+5V
DIN2
3
4
5
6
7
+5V
DGND
13
AOUTL
D+5V
AOUTR
AGND
9
10
11
12
47K
R553
L504
SWGND
AINL
DGND
AINR
MECHA RST
14
15
16
17
18
19
L505
26
+5V
BACKON
MD RXD
MD TXD
BACKUPV
20
21
22
23
32
31
+3.5V
HGND
H+5V
24
25
26
+5V
+3.5V
C567
100u10
L501
+
+B
1
3
2
GND
5
4
26
27
28
29
30
MECH RST
MD IN SW
MCLK
ST
A
T
MDA
T
A
31
MD TXD
MD RXD
AMP
32
33
34
35
100
SEL CE
99
AVCC (BU)
97
98
VREF
NC
96
AVSS
95
TYPE
94
KEY2
93
KEY1
92
PROTECT
91
CD PROTECT
89
NC
90
NC
88
NC
87
NC
86
PLL DO
85
PLL CE
84
PLL DT
83
PLL CLK
82
SD
81
ST
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
47
48
49
50
NC
76
77
78
79
80
4
3
100
2
1
R534
30
29
R539 220
28
24
23
R704 220
C563 0.01
20
R536 220
C564 0.01
47 1W
R406
S5
S4
S1
S2
S3
2200u16
C404
+
3300u
25
+
25
2200u
+
C403
C402
+B
+B
+B
+B
220
R783
R422
110
1000P
C435
1000P
C434
FI TR
+POP
STBY
R IN
GND
L I
N
R OUT
L O
U
T
R419
2.2K
R418
2.2K
2.2u50
C427
+
R417
15K
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
SEL
CLK
VCC
ROPOUT
RINM
RINP
ROUT
RSB
RBASS2
RBASS1
RT
R
E
RV
R
IN
RSEL0
R5
R4
R3
R2
R1
VREF
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
SEL
DT
SEL
CE
VSS
LOPOUT
LINM
LINP
LOUT
LSB
LBASS2
LBASS1
LT
R
E
LV
R
IN
LSEL0
L5
L4
L3
L2
L1
85
PLL CE
11
28
24
18P
22P
R506
+5V
R501 1K
1
2
3
220
R503
1000u6.3
C503
+
+
C502 100u10
R507 2.2
+3.5V
47u25
C510
+
1u50
C512
+
1u50
+
1u50
+
C599 68P
+
1u50
68P
1u50
C520
+
100P
C702
1u50
C519
+
100P
C703
C522 2200P
C521 2200P
7.5K
R510
0.1
C524
0.1
C526
0.1
C523
0.1
C525
7.5K
R51
1
C530
0.068
C528
0.068
R512
6.8K
C527
C529
0.068
0.068
R513
6.8K
C51
1
C513
C514
C600
1u50
C532
+
1u50
C531
+
0.22u50
C538
100P
C536
47P
C533
C534 47P
C535
100P
100u10
C540
+
C542
100P
R514 220
R516 1
C544 100P
100P
C539
C541
100P
R517 220
R515 220
5.1K
R520
R518 2.7K
C758 1
L506
1
C822
+3.5V
+3.5V
1
C754
1
C755
2
3
1
C756 150P
C757 150P
R782 12K
R781 12K
27K
R780
27K
R779
5.1K
R521
1
C517
R519
2.7K
C759
1
3
1
2
C753 220P
R763 100K
1K
R761
47
R805
C752 220P
R762 100K
1K
R760
220P
220P
C750
C751
GND
Lch
Rch
7.5V
6
5
VCC
R546 47K
83
R702 1K
84
14
24
100
1
2
24
+5V
R555 220
1
VCC
8
7
2
4
3
GND
6
5
5P
C597
R579
2.2K
1200P
C589
C591
100K
C587
5600P
14
C598 5P
C590
1200P
C588
5600P
100K
C592
2.2K
R580
2.2K
R578
C583
47P
C584
C586
47P
100P
100P
C585
R573 10K
C596 100u10
+
R574 10K
C595 100u10
+
2.2K
R571
R572
2.2K
C581 1500P
1500P
2.2K
R701
2.2K
R700
2.2u50
+
C593
100
R775
RGND
TXOUT
+5V
XRST
SLTSW
STAT
SUBQ
SQCK
MDATA
MLD
BLKCK
AROUT
OP/CL SW
MCLK
CD AGND
ALOUT
C431
25
20
25
2.2u50
+
C594
100
R776
220P
R581
R582
220P
20
+5V
27
+5V
+5V
C762 0.022
C761 0.022
47K
R548
2.2
R508
C506 68P
R705 3.3K
31
32
R541 220
R542 220
+5V
+5V
1
2
KEY1 2
KEY1
7
FL DATA
4
3
REM
VREF
6
5
F2
F1
FL CE
+5V
FL CLK
11
10
9
8
FL RST
15
14
12
13
LED STBY
GND
-35V
LED TIMER
270
R773 270
47
48
49
37
R772 3.3K
50
R771 3.3K
35
3
GND
KEY1 2
4
1
2
NC
VREF
5
KEY2
93
94
5
6
2W
R786
18
+5V
+5V
+5V
+5V
+5.1V
3
1
1
3
R778 33K
R552 12K
C565 1000P
R540 47K
R584 1K
R550 47K
R551 47K
R538 47K
R549 47K
R774
18
+B
1K
R414
+5V
VCC
GND
0.33
C419
47u10
C420
+
+5V
+B
+B
+5V
+5V
+5V
+B
+B
+5V
C439
+
220K
R412
22K
R41
1
1u50
C437
R413
22K
+5V
35V
35V
35V
35V
35V
35V
35V
R415
2.2K
180
330P
C429
3.9K
R421
330P
C428
3.9K
R420
2.2u50
C426
+
15K
R416
+9V
+5V
+5V
+5V
+9V
+5V
+7.5V
+7.5V
+7.5V
+7.5V
+7.5V
+7.5V
+7.5V
+7.5V
+5V
+5V
+5V
+9V
+5V
+9V
+9V
+9V
+B
+5V
+5V
+5V
+B
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
47u25
+
C418
47u25
+
C417
C413
0.1
C415
C416
+
220u10
51K
R707
FL DATA
NC
A MUTE
EEP SCL
FL CLK
EEP SDA
NC
NC (EMP)
NC
NC
(CE)
FL RST
LED STBY
LED TIMER
NC
NC
FL CE
NC
NC
NC
NC
NC
NC
NC
VCC (BU)
NC
NC
NC
NC
NC
NC
C760
0.022
R556 47K
R557 47K
R543 1K
22
R583
C537
0.22u50
1
C518
+7.5V
+5V
+B
+B
+5V
+5V
+5V
+5V
+5V
+5V
W516
+5V
+B
+B
+B
+B
+B
+B
+5V
+B
C860 100P
C861 100P
0.01
C825
C810
220P W850
220P
C81
1
47u6.3
+
C802
C562 1
0.1
C826
10uH
L862
L863
L503
L502
33P
C800
L860
C816
0.01
100P
C821
C817
0.01
1000P
C820
C818
47P
100P
C819
C814 0.01
0.01
C815
1
C823
0.01
C855
R802 1K
C856 100P
C859 100P
C858 100P
C857 100P
C824
0.1
10K
R801
0.1
C850
C854 0.1
C852
1
0.1
C851
1
C853
0.01
C827
R402
0.1
C801
68P
+B
+B
+B
+5V
100u10
1
+5V
+5V
+5V
+5V
+5V
+5V
C582
(BOTTOM VIEW)
u-COM
D501
D503
Q8
RESET
CN55
CN41
D431
D432
Q401
D411
D413
D412
D410
D425
D424
D426
D421
D422
D423
D430
D428
D427
D429
J401
HEADPHONES
J402
SP (L)
SP (R)
POWER AMP
Q402
Q403
RELAY
POWER
+5V AVR
CN54
D406
D405
CN51
(5V 35V)
LEVEL SHIFT
(BOTTOM VIEW)
D414
D415
D433
D434
CN42
Q405
Q404
WH70
J701
AUX IN
D502
CN52
CN53
RESET IC
Q406
D407
+5V AVR
D435
MUTE
Rch
Lch
D504
D419
D416
D417
D418
D408
D420
VOLTAGE BOOST
REGULATOR
CD (Lch)
TUNER (Lch)
CD OPE
AMP
SYSTEM IC
E,VOLUME
REC
(Rch)
DIGITAL REC
(+5V/+7.5V/+9V)
AUDIO
MUTE CONT.
2
1
(BOTTOM VIEW)
WH69
IC51
IC52
IC41
IC42
IC44
IC54
IC53
(X09- ) (A/6)
IC56
IC43
(X09- ) (F/6)
9.1V
3.7V
3.7V
7.5V
3.7V
3.7V
9.0V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
4.5V
5.3V
5.2V
7.6V
5.2V
4.7V
4.8V
4.7V
4.7V
4.7V
4.8V
5.1V
4.2V
5.0V
4.8V
4.6V
5.2V
9.1V
7.6V
5.2V
14.8V
5.0V
11.5V
5.2V
5.0V
5.0V
3.5V
5.0V
5.0V
3.5V
4.8V
-32.6V
14.8V
15.4V
5.1V
1.5V
3.7V
3.1V
7.5V
2.8V
5.1V
5.9V
-32.6V
5.7V
17.5V
15.4V
7.6V
S-6
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
