Sony HCD-DX400, Руководство по обслуживанию, Страница: 14 / 28

HCD-DX400
HCD-DX400
14 14
4-3. SCHEMATIC DIAGRAM - MAIN Board (1/2) - • See page 18 for IC Pin Function Description.
MTK_RST
R201
11K/1%
R202
6.8K/1%
C118
104
C257
220uF/16V
L10
10uH
R197
10R
R198
10R
R199
4.3K/1%
FB106
600
C66
104
B
C E
Q12
8550SS-D /1W
Q13
8550SS-D /1W
C89
104
C125
100uF/16V
C90
104
C256
1000uF/6.3V
R200
10K/1%
C88
104
FB83
600
+9VOP
GND
GND
AVCC
GND
GND
V18
GND
GND
GND
RFV33
OUT33
OUT18
FB33
FB18
GPIO10_TXD
GPIO9_RXD
B
E
F+
T-
A
MDI1
F-
T+
GPO_B
D
C
F
LD-CD
LD-DVD
LDO1
LDO2
RFO
VREF
MCU_
RST
MA3
MA2
MA1
BA1
RAS#
BA0
CAS#
WE#
MA6
MA4
MA5
MA7
MA8
MA9
MA11
DQ8 DQ10 DQ9 DQ11 DQ13 DQ12 DQ14 DQ15 DQM0 DQ5 DQ6 DQ7 DQ4 DQ1 DQ2 DQ3 DQ0
MT
K_
RS
T
SF_DI SF_CK
VFD_SDA
SF_DO SF_CS
VFD_SCK
TRCLOSE TROUT
USB_V18
USB_DM
USB_DP
TRIN
FOO
TRO
LDO2
LDO1
XO
XI
OP- OP+
FS
CVBS_OUT
V_R V_G V_B
VFD_STB
MA0
MA10
DQM1
DCLK
MTKC_ON/
OFF
AL AR
D
F
E
DMO
TRO
FOO
FMO
XO
AKI
N1
IR
FMSO
DMSO
FOSO
TRSO
MDI1
RFO
STBY
GPO_B
GPIO9_RXD
GPIO10_TXD
GPI
O
3_TXD
XI
B
C
A
LIMIT#
SP+
SL+
OP- OP+
SL-
SP-
VFD_STB
VFD_SDA
VFD_SCK
GPO_B
R135
100K
L8
10uH
C228 331
C271
100uF/16V
FB110
600
C98
104
R129
100R
C198
10uF/16V
R57 10K
L7
10uH
C112
104
C64
104
C85 104
1
3 2
Q8
2SK3018(KN)
C93
104
C92
104
C106
104
Q11
2SB1132(BAR)
C264 153
R132
0R
1
2
3
4
5
6
CN9
CONNECTOR 6P P=2.0mm 180'
C238
221
C115
104
R133
0R
R78
10K
C91
104
R190 4.7R
R167
560R
C266
682
C81
104
R130
100R
F-
1
F+
2
T+
3
T-
4
C/c
5
D/d
6
CD/DVD SW
7
RF
8
A/a
9
B/b
10
F
11
GND-PD
12
Vc(Vref)
13
Vcc
14
E
15
NC
16
VR-CD
17
VR-DVD
18
CD-LD
19
MD
20
HFM
21
NC
22
DVD-LD
23
GND-LD
24
25
25
26
26
CN8
HOUSI
NG 24P P=0.5mm 90' NI
R79
10K
R56 10K
C244
105
C227 331
R136 100K
C202
105
Q10
2SB1132(BAR)
Q9
MMS8050L(Y1)
C234
27PF
R196 27K
R188
1R
R150
5.1K
R55 10K
R75
10K
X1
27MHz
R131
0R
R134
100K
MT1389L/K
LQFP 128
V1.0
Desktop
RFE
5
RFF
6
AVDD18
7
AVDD33
8
XTALI
9
XTALO
10
AGND
11
V20
12
REXT
14
MDI1
15
MDI2
16
LDO1
17
LDO2
18
AVDD33
19
DMO
20
FMO
21
TRAY_OPEN
22
TRAY_CLOSE
23
TRO
24
FOO
25
FG / GPIO2
26
USB_DP
27
USB_DM
28
USB_V33
29
USB_GND
30
PAD_VRT
31
USB_V18
32
GPI
O
3 /
I
N
T#
33
GPI
O
4
34
SF_CS_
36
SF_DO
37
SF_DI
38
SF_CK
39
UP1_6 /
SCL
40
UP1_7 /
SDA
41
IC
E
42
PRST#
43
IR
44
RD0
45
RD1
46
RD2
47
RD3
48
RD4
49
RD5
51
RD6
52
RD7
53
DVDD33
50
DQM0
55
RD15
56
RD14
57
DVDD18
54
RD13
58
RD12
59
RD11
61
RD10
62
RD9
63
DVSS33
60
RD8
64
DQM1
65
RCLK
66
RA11
67
RA9
69
RA8
70
GPIO13
94
DVDD18
90
SPDIF / GPIO12
93
GPIO11
92
GPIO10
91
GPIO9
89
GPIO8
88
DVDD33
84
V14
13
GPI
O
6
35
RA3
86
DVSS18
79
RA2
85
RA1
83
RA0
82
RA10
81
BA1
80
BA0
78
RAS#
77
CAS#
76
RWE#
75
RA4
74
DVDD33
68
RA5
73
RA6
72
RA7
71
RFD
4
RFC
3
RFB
2
RFA
1
RFH /
OPI
N
N
128
RFG /
OPI
N
P
127
RFI
N
/ OPOUT
126
RFI
P
125
AGND18
124
AVDD18
123
AL /
GPI
O
1
118
AVCM
117
AR /
GPI
O0
116
APLLCAP
111
APLLVDD
110
AADVDD
109
AKI
N1 /
GPI
O
21 /
Audi
o_Mut
e
108
ADVCM /
GPI
O20
107
AKI
N2 /
GPI
O
19 /
Audi
o_Mut
e
106
AADVSS
105
R
104
B
103
G
102
DACVDDA
101
DACVDDB
100
CVBS
99
DACVSSC
98
FS
97
VREF
96
DACVDDC
95
GPIO7 / CKE
87
ADACVSS2
112
ADACVSS1
113
ADACVDD2
122
ADACVDD1
121
ALF /
GPI
O
120
ALS /
GPI
O
119
ARS /
GPI
O
115
ARF /
GPI
O
114
GND
129
IC2
CXD9971R(LE) LQFP SONY / (MT1389L/K) MTK
FB107
600
C101
104
C109
104
C243
105
R53
10K
C245
152
R83 10K
C71
104
C260
100uF/16V
R192
100R
R54
10K
C270
220uF/16V
R195 27K
R191 4.7R
R144 15K
C114
104
C83
104
R189 4.7R
R193
100R
FB108
600
R143
15K
C87
104
C116
104
C261
100uF/16V
C235
27PF
C95
104
C232
100uF/16V
1
2
3
D14
BAT54C
FB111
600
C265
NC
V18 89L_3V3
V18
GND
GND GND
GND
89L_3V3
GND GND
89L_3V3
GND
GND
AVCC1
GND
GND
AVCC
GND
V18
GND
89L_3V3
GND
GND
GND
RFV33
GND
GND
GND
GND
GND RFV33 GND
89L_3V3
TO MTK UPDATA
LOAD-
TROUT
TRIN
DMSO
LOAD-
T+
TRCLOSE
F+
TRSO
F-
T-
LOAD+
SL-
SP+
TROPEN
SP-
FOSO
FMSO
LOAD+
SL+
STBY
FB81
600
1
2
3
4
5
CN10
FFC HOUSI
N
G 5P P=1.0mm 180'
C117
104
R85 10K
R77
10K
R76
10K
R80
10K
C82
104
IN1
1
TRAY-
9
TRAY+
10
VOSL+
12
FB2
3
DL1
2
VOTK+
15
REV
7
VOFC+
14
VOFC-
13
VCTL
21
VCC2
19
CPIP
20
CPO
24
BIAS
27
FWD
6
3V3
5
IN2
4
STBY
28
VCC
8
VOSL-
11
VOLD+
17
VOLD-
18
VOTK-
16
IN3
23
PREGND
22
DL2
25
IN4
26
29 30
IC5
AM5888S/A5888S
C263
220uF/16V
C84
104
MO_VCC
RFV33
GND
MO_VCC
MO_VCC
GND
OUT18
FB33
FB18
OUT33
MA6
MA1
DQM0
DQ6
DQ12
DQ9
DQ10
SDCKE
DQ7
DQ2
MA0
MA4
DQ11
DQ15
MA5
MA2
DQ8
DQ4
MA10
DQM1
DQ1
MA11
DQ5
MA7
MA9
DCS
MA8
DQ3 MA3
DQ13
DQ0
DQ14
SF_CS
SF_DO
SF_CK
SF_DI
CAS#
WE#
RAS#
BA1
BA0
C104
104
FB109
600
R42 33R
R81
10K
R84
10K
R86 10K
C262
10uF/16V
R82
10K
C94
104
R52 0R
C102
104
CE#
1
SO
2
WP#
3
VSS
4
SI
5
SCK
6
HOLD#
7
VDD
8
IC4
KH25L1605D / EN25F16
C96
104
VCC
1
DQ0
2
DQ1
4
VSSQ
12
DQ2
5
DQ3
7
VCCQ
9
DQ4
8
DQ5
10
VSSQ
46
DQ6
11
DQ7
13
DQML
15
WE
16
CAS
17
RAS
18
CS
19
A11
35
A10/AP
22
A0
23
A1
24
A2
25
A3
26
VCC
14
VSS
41
A4
29
A5
30
A6
31
A7
32
A8
33
A9
34
NC
36
CKE
37
CLK
38
DQMH
39
NC
40
VCCQ
43
DQ8
42
DQ9
44
VSSQ
52
DQ10
45
DQ11
47
VCCQ
49
DQ12
48
DQ13
50
DQ14
51
DQ15
53
VSS
54
BA0/A13
20
BA1/A12
21
VCCQ
3
VSSQ
6
VCC
27
VSS
28
IC3
AS81F641642C-6P /
C107
104
R38
33R
R194
10K NC
C86
104
C99
104
SD33
GND
GND
89L_3V3 SD33
GND
89L_3V3
GND
89L_3V3
GND
GND
SD33
P_MUTE
R147
4.7K
C255
220uF/16V
D9
1N4148
R74
1K
R177
22K
Q18
8550SL(2TY)
GND
GND
+5V
CVBS_OUT
V_G
V_R
V_B
R/V_OUT
G/Y_OUT
B/U_OUT
R/V_OUT
B/U_OUT
G/Y_OUT
CVBSO
C171
101
R183
75/1%
C176
101
C152
101
C172
101
L17
1.8uH
C154
101
L20
1.8uH
R182
75/1%
C151
101
L19
1.8uH
R185
75/1%
C153
101
R184
75/1%
L18
1.8uH
C177
101
GND
+5VA GND
GND
GND
3
4
5
5
1
2
6
6
J5
RCA J
A
CK 4P YEL-
RED/
GRN-
BLU
GND
CVBSO
RFVDD3
APLLVDD3
DACVDD3
V20 V1P4 ADVCM
GND
GND
89L_3V3
89L_3V3
GND
GND
GND
AVCC1
AVCC1
GND
MIC/MP3_R
MIC/MP3_L
MIC_C#
1
2
3
5
6
8
7
4
CN4
CONNECTOR 8P P=2.0mm 180
HP_C
-24V
GND
+5V
+B5V
GND
+18.5V
USB_DP
USB_DM
+U5V
GND
1
2
3
4
5
CN2
CONNECTOR 5P P=2.0mm 180'
V1P4
C237
22PF
R179 100K
X2
16MHz
C236
22PF
C74
474
R110
10K
XTAL1
XTAL2
GND
RST
1
PA1/OSCIN
2
PA2/OSCOUT
3
VSS
4
VCAP
5
VDD
6
VDDI
O
_1
7
PF4/AIN12
8
VDDA
9
VSSA
10
PB5/AIN5
11
PB4/AIN4
12
PB3/AIN3
13
PB2/AIN2
14
PB1/AIN1
15
PB0/AIN0
16
PE5/SPI_NSS
17
PC1/TIM1_CC1
18
PC2/TIM1_CC2
19
PC3/TIM1_CC3
20
PC4/TIM1_CC4
21
PC5/SPI_SCK
22
PC6/SPI_MOSI
23
PC7/SPI_MISO
24
PD0/TIM3_CC2
25
PD1/SWIM
26
PD2/TIM3_CC1
27
PD3/TIM3_CC2
28
PD4/TIM2_CC1/BEEP
29
PD5/LINUART_TX
30
PD6/LINUART_RX
31
PD7/TLI
32
IC6
STM8S105K4T6
GND
GND
C258
474
+VDD
RST
STB_KEY
SUB_GND
1
OUTPB
2
OUTPB
3
PGNDB
4
PGNDB
5
PVCCB
6
PVCCB
7
OUTNB
8
OUTNB
9
OUTNA
10
OUTNA
11
PVCCA
12
PVCCA
13
PGNDA
14
PGNDA
15
OUTPA
16
OUTPA
17
PGND
18
VDDPW
19
STBY
20
MUTE
21
INPA
22
INNA
23
ROSC
24
SYNCLK
25
VDDS
26
SGND
27
DIAG
28
SVR
29
GAIN0
30
GAIN1
31
INPB
32
INNB
33
VREF
34
SVCC
35
VSS
36
IC8
TDA7492
GND_A
SVR
R123
1M
R122
1M
R121
1M
R120
1M
C188
474
C187
474
C221
474
C220
474
C186
102
C185
102
C209
105
R50 0R
R51 0R
R138 100K
R125 22R
DIAG
VDDS
C76
104
C77
104
C78
104
R181
39K %1
C75
104
GND_A
C250
225
C249
225
R180 33K
R178 1K
R124
22R
C225
331
L3
22uH/2.55A
L4
22uH/2.55A
C230
224
C54
104
C55
104
GND_A
R126
22R
C226
331
L5
22uH/2.55A
L6
22uH/2.55A
C231
224
C79
104
C80
104
GND_A
C211
105
GND_A
C210
105
C212
105 C259
1000uF/35V
+18.5V
GND_A
C62
104
GND
Q5
2SC945P /1W
R141
680R
D7
10V
FB50
4.7R
TUN_L#
TUN_R#
TU_TUNED
TU_IIC_SDA
TU_ST
TU_IIC_SCL
RDS_INT
FB42 100
FB43 100
FB44 100
FB45 100
GND
+9VTU
C126
220uF/16V
C65
104
GND
R128
NC
GND
+9VTU
FB46 100
FB47 100 RDS_DATA
TU_TUNED
TU_IIC_SDA
TU_ST
TU_IIC_SCL
RDS_INT
RDS_DATA
Encoder-
STB_LED
1
2
3
4
CN103
4mm*2Pin NC
UART_2_RX
UART_2_TX
GND
RST
+VDD
SWIM
1
2
3
4
CN102
4mm*2Pin NC
GND
UART_2_RX
UART_2_TX
FB49
600
+9VL
+9VL
C129
100uF/16V
C248
225
GND
SWIM
C246 225
C247 225
C253 562
C252 562
GND
C214 474
C215 474
C216 474
C217 474
C218 474
C223 474
R101
33R
C123
100uF/16V
TUN_L
TUN_R
AL
AR
MP3_R
MP3_L
DVD_L
DVD_R
R_OUT#
L_OUT#
R_OUT
L_OUT
C301 104
C50 104
C51 104
C72 104
R118 5.6K
R119
5.6K
GND
AUDIO_C
MUTE
IIC_SDA
IIC_SCL
IIC_SDA
IIC_SCL
1
2
3
4
J4
SPK J
A
CK 4P RED-
RED/
BLK-
BLK
L+
L-
R+
R-
R97
1.5K
C144
101
R98
10K
C143
101
R99
10K
C204
102
C203
102
R153
4.7K
R154
4.7K
R156 33K
R155 33K
C147 101
C146
101
R115
100K
R112
100K
GND
R104
10K
R105
10K
GND
C300
104
C189
100uF/16V
C295
104
C122
100uF/16V
+9VOP
VREF1
VREF1
R96
4.7K
6
7
8
5
IC9B
RC4558
2
1
4
3
IC9A
RC4558
AVDD33
AVDD33
RFVDD3
V18
V20
V1P4
STB_ON/OFF
FL_Driver
STB_ON/OFF#
FB27
100
FB64
600
VFD_SDA
VFD_SCK
VFD_STB
GND
Encoder-
STB_KEY
1
2
3
5
6
8
7
4
CN1A
CONNECTOR 8P P=2.0mm 180
FL_Driver
-24V
+5V
FB29 100
FB30 100
FB31 100
FB32 100
FB33 100
FB34 100
FB35 100
FB36 100 NC
FB37 100
FB38 100
FB39 100
FB40 100
L16 10uH
FB78 600
FB79 600
FB80 600
FB82 600
C180
101
C179
101
C178
104
C175
104
C174
104
C173
101
C170
101
C169
101
C168
104 NC
C167
104
C166
104
C165
101
C164
101
C134
102
C133
101
C132
101
C131
104
C130
104
C140
101
C139
101
C138
101
C137
101
C136
101
C135
101
FB25 600
FB26 600
C142
101
C141
101
C58
104
C60
104
C59
104
C57
104
FB48
600
+5VA
C124
100uF/16V
C61
104
GND
FB52 600
FB53 600
FB54 600
FB55 600
FB56 600
FB57 600
C159
101
C157
101
C163
101
C161
101
C155
101
FB58 600
FB59 600
FB60 600
FB61 600
FB62 600
C158
101
C156
101
C162
101
C160
101
GND
R175
4.7K
GND_A
R166
47K
Q17
MMS8050L(Y1)
D11
1N4148
FB51
600
C127
100uF/16V
C67
104
+VDD
+VDD
RFV33
R176
33K
AM_PWM
AM_PWM
R35 10R
FB41
600
C119
104
TO P
A
N BOARD RB1
TO P
A
N BOARD RB2
TO P
A
N BOARD RB4
R206
10K
R169 10K NC
C274
20pF NC
DACVDD3
GND
AADVDD
AADVDD
V18
APLLVDD3
APLLVDD3
GND
DACVDD3
V20
V1P4
GPO_B
MCU_RST R173 10K
R165
47K
Q16
MMS8050L(Y1)
D4 1N4148 NC
D5 1N4148 NC STB_LED
MTKC_ON/OFF
C254
474
R174
10K
Q15
MMS8050L(Y1)
R172
47K
GND
D30
1N4148 NC
R108
10K
R109
10K
C70
104
C192
100uF/16V
GND
+5V
TU_IIC_SDA
TU_IIC_SCL
RDS_INT
RDS_DATA
IIC_SDA
IIC_SCL
HP_C
MTK_RST
MIC_C#
Encoder-
R58 10K NC
R59 10K
R60 10K
R61 10K
R62 10K
R63 10K
R64 10K
R65 10K
R66 10K
R67 10K
R68 10K
R69 10K
R70 10K
R71 10K
R72 1K
R73 10K
ADVCM
TO TUNE
R FCC
TO P
O
WE
R BOARD
TO LOADER FCC
TO LOADER
TO LOADER
T
O MCU UPGRADE
VID
EO OU
TPU
T
AUDIO OUTP
UT
SPEAKER: 2 x 25W (6 OHM)
1
2
3
4
CN101
4Pin 2.0mm NC
GPIO11_RXD
GPIO3_TXD
GPIO11_RXD
UART_2_RX
UART_2_TX
R36 33R
R37 33R
TU_TUNED
TU_ST
MUTE
C213
4.7uF
R88
47K
GND
C205
10uF/16V
C206
10uF/16V
R89
4.7K
GND_A
PTC 0.75A
FB28
47
Y
Pb
CVBS
Pr
C111
104
C110
104
C113
4.7uF
C108
104
C103
104
C105
104
C97
104
C269
10PF
C268
10PF NC
FB63
47
GND
C200
4.7uF
C201
4.7uF
R111
10K
IR
_M
T
K
PORT_SEL
TU_SCL
TU_SDA
TUNED
STIND
TUN_R
TUN_L
+9VTU
RDS_SCL
RDS_SDA
GND
SP-
SP+
LIMIT
GND
SL+
LOAD-
SL-
LOAD+
GND
TRIN
TROUT
Encoder-
STB_LED
STB_KEY
IR
GND
+B5V
+5V
VFD_SDA
VFD_SCK
GND
VFD_STB
FL_PWM
+P9V
-24V
USB_DM
USB_DP
+5V
GND
GND
SWIM
GND
+VCC_MCU
RST
UART_RX
UART_TX
+VCC_MCU
GND
L+
R-
L-
R+
GPIO10_TXD
89L_3V3
GPIO9_RXD
GND
IN
OUT
G
IC12
UR6225L-33
1
3 2
Q7
2SK3018(KN)
1
8
2
7
3
6
4
5
RP4
33R
1
8
2
7
3
6
4
5
RP5
33R
1
8
2
7
3
6
4
5
RP6
33R
1
8
2
7
3
6
4
5
RP7 33R
1
8
2
7
3
6
4
5
RP1
33R
1 2 RP3A 33R
R44 33R
R45 33R
DCLK
DCLK#
DCLK#
L26
COMMON CHOKE 90 OHM
+5V 1
1
2
2
LP1
LP-MSM075
R100
4.7K
R92
47K
GND
C222
4.7uF
R103
1.5K
R95
4.7K
GND_A
GND
FB67
600
C272
104
C273
104
FB68
600
R87
10R NC
D
G
S
Q21
A034P03 / K03403
R205
22K NC
R91
10K
Q19
MMS8050L(Y1)
R203
10K
R204
100K
GND
IR_MTK
IR_MCU
IR_MCU
+VDD
R90
47K
+P12V
R207
10K
L23
TOROID COIL 22uH
L24
TOROID COIL 22uH
GND
VREF1
VREF2
C181
100uF/16V
DVD_L
DVD_R
+VDD
RST
VR_DVD
VR_CD
VR_DVD
VR_CD
GPO_B
MDI1
FMSO
DMSO
FOSO
TRSO
R212 470R
R214
47K
R213 470R
R215
47K
GND
TUN_L
TUN_R
Ro
: 4
7K OHM
C277
102
C278
102
TUNER Ri: 26K OHM
Power dissipation 1.5W
DVD Ri: 22K OHM
R_IN3
1
R_IN2
2
R_IN1
3
L_IN1
4
L_IN2
5
L_IN3
6
L_IN4
7
MUXOUT(L)
8
IN(L)
9
MUXOUT(R)
10
IN(R)
11
BIN(R)
12
BOUT(R)
13
BIN(L)
14
BOUT(L)
15
N.C.
16
N.C.
17
TREBLE(L)
18
TREBLE(R)
19
DIG-GND
20
SCL
21
SDA
22
CREF
23
Vs
24
AGND
25
ROUT
26
LOUT
27
R_IN4
28
IC7
STA2314
1
2
3
5
6
7
8
9
10
11
4
CN5
FFC HOUSI
NG 11P P=1.25mm 180'
C280
101
C279
101
C284
4.7uF
C283
4.7uF
+9VOP
C288
104
C287
104
C290
104
C286
101
FB72 100
FB74
600
FB75
600
FB76
600
FB77
600
C128
56pF
GND
C291
56pF
GND
C292
56pF
GND
C293
56pF
GND
R137 10K
D17
1N4007
Q22
8550SL(2TY)
Q23
8550SL(2TY)
R221 10K
R220 10K
C294
100uF/16V
RFV33
LDO1
LDO2
GND
R222 33K
D19
1N4148
FB84 100
L15 10uH
C296
102
HP_L_out
HP_R_out
MIC_C#
HP_C
+5V
R226
1K
HP_L_out
HP_R_out
GND
MUT
E
2
1
7
+
8
-
5
+
6
-
3
4
IC13
APA3541
+HP5V
HP_R
HP_L
R227
150R
R228
150R
C305
220uF/16V
C306
220uF/16V
R233
4.7K
Q24
MMS8050L(Y1)
R234
100K
C311
10uF/16V
C309
4.7uF
C310
4.7uF
C308
10uF/16V
L25
10uH
+HP5V
C302
104
GND
+HP5V
R230 1.8K
R231
22K
R229 1.8K
R232
22K
GND
C303
101
C304
101
FB87
600
C307
220uF/16V
P_MUTE
P_MUTE
D21
1N4148
D20
1N4148
HP_C
R235
4.7R
R236
4.7R
D16
1N4007
D15
1N4007
R237
1R
D22
1N4148
D25
1N4148
+5VA
D23
1N4148
D26
1N4148
+5VA
D24
1N4148
D27
1N4148
+5VA
D28
1N4148
D29
1N4148
+P18.5V
R127
1K
R163
10K NC
R162
10K NC
C229
1000uF/6.3V
R241
100R
R242
0R
SWIM
+B5V
C312
104
3 4 RP3B 33R
5 6 RP3C 33R
7 8
RP3D 33R
1 2 RP2A 33R
3 4 RP2B 33R
7 8 RP2D 33R
5 6
RP2C 33R
7 8
RP8D 33R
3 4 RP8B 33R
5 6
RP8C 33R
1 2
RP8A 33R
FL+
FL-
FR+
FR-
MUX_R
MUX_L
C193 100uF/16V
C321
104
C326
104
C199
104
C322
220uF/16V
GND
C323
104
+P18.5V
R39
600 FB
+5V#
+B5V#
STB_ON/OFF#
C120
104
C121
104
C327
104
C328
104
GND_A
GND_A
GND
C196
10uF/16V
AVCM
AVCM
C191
10uF/16V
+P12V
C197
10uF/16V
C267
10uF/16V
C194
10uF/16V
GPIO3_TXD
GPIO11_RXD
RFV33
C195
10uF/16V
C334 474 NC VCR_L
VCR_R C335 474 NC
MUX_R
MUX_L
VCR_L
VCR_R
1
2
3
5
6
8
7
4
CN11
8Pin 2.0mm NC
FB100 600 NC
C333
104 NC
FB101 600 NC
FB102 600 NC
FB103 600 NC
FB104 600 NC
+P12V
GND
C332
104 NC
C331
104 NC
C330
104 NC
C329
104 NC
AUDIO_C
DIAG
R102
33R NC
R94
33R NC
VIN
1
EN
3
GND
2
/OC
4
VOUT
5
IC15 BD2220G NC
USB_EN
USB_EN
USB_OC
+5V
+U5V
D31
1N4007
R93
4.7R NC
GND
STB_ON/OFF#
+B5V#
-24V
+5V#
+P18.5V
GND
+12V
+12V
GND
105
HP_R
HP_L
LIMIT
LI
MI
T
LI
MI
T
1
2
3
5
6
7
4
CN1B
CONNECTOR 6P P=2.0mm 180'
R106 33R
R107 33R
C184
33pF
C190
33pF
USB_OC
C183
20pF NC
C150
20pF
C149
20pF
GND
C182
20pF
GND
C207
104
R139
4.7K NC
Q25
MMS8050L(Y1)
R140
150K 1%
GND_A
STB_KEY
+VDD
RES
2
1
VCC
3
IC100
AZ809NSTR-E1
C219
474
GND
89L_3V3
MTK_RST
JW
JW21
JW
JW22A
+ND9V
+ND9V
+P12V
JW
JW23
JW
JW24
HP_C
HP_L_out
HP_R_out
GND
MIC/AUX_L
MIN_C
GND
MIC/AUX_R
C224
10uF/16V
AM_PWM R157 4.7K
R159
33K
R158
0R
C233
103
GND
M_PWM
M_
PWM
R187
220K
R216
220K
R160 100K
C281 225
Q101
8550SL
Q100
MMS8050L(Y1)
Q102
8550SL
C289
105
R239
10R
R186
47K
R217
220K
R238
220K
R168 100K
C282 225
Q103
8550SL
Q104
8550SL
FL+ FL- FR+ FR-
STB_ON/OFF#
AMP_PWM
FB105
600
R243
47K
AMP_PWM
R142
47K
GND
GND_A
C313
471
C297
471
JW
JW24A
JW JW22
G
1
D
3
S
2
Q105
2N7002K/STK7002B
AM_PWM
C315
471
C314
471
G
1
D
3
S
2
Q106
2N7002K/STK7002B
R240
47K
+HP5V
GND
GND
R244 10K
R245 4.7R STB_ON/OFF# STB_ON/OFF
STB_ON/OFF
STB_LED
L21
10uH
C316
1000uF/6.3V
R246
100R
R248 0R NC
R247 0R NC
Notes:
Capacitance ˖ Withstand voltage value is not marked, are 50V
Accuracy value is not marked, are 5% or 10%
Resistance ˖ Accuracy value is not marked, are 5%
R_OUT#
R_OUT#
L_OUT#
L_OUT#
C317
103
C324
103
C319
4.7uF
C320
103
C318
4.7uF
GND
C325
104
C341
104
C342
103
C337
104
C340
104
C338
104
C339
0R
GND
C347
104
C348
104
C343
104
C346
0R
C344
104
DP
DM
MO_5V
MO_5V
+VDD
A641604L-6T /
IC42S16400-6TI
R210
12K
R211
12K
GND
MP3_R
MP3_L
C275
101
C276
101
R225
1.5K
R148
4.7K
R151
18K
C145 101
R161
100R
R146
2K
C148 56pF
C73
105
R152
300K
C239
222
R149
1K
R145
4.7K
C251
222
+9VOP
2
1
4
3
IC10A
RC4558
6
7
8
5
IC10B
RC4558
GND
R116
100K
VREF2
R114
100K
VREF2
MIC_IN
D8
1N4148
R170
100R
R171
10K
GND
C68
225
C69
10uF/16V
R47
47K
GND
R164
100K
Q14
MMS8050L(Y1)
R48
10K
R49
10K
C285
332
D18
1N4148
R218
100K
Q20
MMS8050L(Y1)
R219
47K
GND
+9VOP
AKIN1
GND
C240
10uF/16V
C208
225
C241
105
C242
105
GND
Notes 4:
"Notes 1" represent "Rear board MP3 IN circuit"
"Notes 2" represent "Karaoke circuit"
"Notes 3" represent "Front board MP3 IN circuit"
" V " represent "The circuit reservation"
" X " represent "The circuit NC"
Notes 2:
Karaoke circuit
R208 820R
R209 820R MIC/MP3_R
MIC/MP3_L
FB85 600
FB86 600
C299
102
C298
102
RE
AR M
P
3
IN
GND
3
2
1
5
4
7
6
J6
PHONE J
A
CK D3.5 7P BLACK
MIC/MP3_L
MIC/MP3_L
AUX_R#
AUX_L# R223 820R
R224 820R
Notes 1:
Rear board MP3 IN circuit
Notes 3:
Front board MP3 IN circuit
Notes 1 Notes 2 Notes 3 Versions No.
1
2
3
4
5
6
7
8
9
10
Europe
Russia
Singapore
Australia
Taiwan
Korea
Thailand
Saudib Arabia
Mexico
Chile&Peru
X
V
X
V
V
X
V V X
V V X
V V X
V V X
V V X
V V X
X X V
X X V
( CEL )
( RU1 )
( SP1 )
( AU1 )
( TW2 )
( KR2 )
( TH1 )
( MX2 )
( E51 )
( EA3 )
(1/2) MAIN BOARD
4
B
6 9 11
D
H
10 3 5 12
C
F
1
E
8
G
A
2
I
7
Note: The mount parts on each boards installed in this set cannot exchange with single.
When the each mount parts are damaged, exchange the entire mounted board.
Printed wiring board and schematic diagram have been described to this service
manual is for the reference.