Skyworth 8M51B, Service Manual

Page: 70 / 71

5 5
4 4
3 3
2 2
1 1
D
D
C
C
B
B
A
A
I2S-OUT_MCK
AMP_LA
AMP_LB
AMP-RESET
AMP_RB
I2S-OUT_WS I2S-OUT_BCK AMP_PND I2S-OUT_SD DM_SDA DM_SCL
AMP_RA
EAR_MUTE
H_MUTE
EARPHONE-OUTL
EARPHONE-OUTR
H_MUTE
EAR_OUT_L
EAR_OUT_R
POWER_LOSS
POWER_LOSS
AMP_PND
AMP_PND AMP-RESET
AMP_RA
ROUT+
AMP_RB
ROUT-
AMP_LA
LOUT+
AMP_LB
LOUT-
24V_AMP
24V_AMP
24V_AMP
24V_AMP
DVDD3V3
DVDD3V3
+3.3V_Normal
DVDD3V3
+12V_ONLY
+5V_Normal
+5V_Normal
AMP-RESET
11
AMP_PND
11
I2S-OUT_SD
11
I2S-OUT_BCK
11
I2S-OUT_WS
11
I2S-OUT_MCK
11
DM_SDA
11
DM_SCL
11
EAR_OUT_L
11
EAR_OUT_R
11
EARPHONE-OUTL
1 EARPHONE-OUTR
1 EAR_MUTE
1
Title Size
Document Number
Rev
Date:
Sheet
of
AUDIO AMP
V00.20
MSD6329SV
Custom
10
10
Tuesday, April 17, 2012
Title Size
Document Number
Rev
Date:
Sheet
of
AUDIO AMP
V00.20
MSD6329SV
Custom
10
10
Tuesday, April 17, 2012
Title Size
Document Number
Rev
Date:
Sheet
of
AUDIO AMP
V00.20
MSD6329SV
Custom
10
10
Tuesday, April 17, 2012
Channel R Channel L
20111216 by lin.
R134
100
R134
100
R151
100
R151
100
D198 1N4148 D198 1N4148
R130
100
R130
100
C121
4.7nF/50V
C121
4.7nF/50V
CL25 100PF CL25 100PF
C117 0.1UF/50V C117 0.1UF/50V
C38 10nF C38 10nF
C404
NC/22pF
C404
NC/22pF
C86 10uF/50V C86 10uF/50V
R150 22.1K R150 22.1K C118
0.033UF/50V
C118
0.033UF/50V
R131
100
R131
100
TP9TP9
R161 470 R161 470
CP1
NC/22pF
CP1
NC/22pF
R119
470
R119
470
C23 1nF/50V C23 1nF/50V
C311
2.2uF
C311
2.2uF
C103 0.47UF C103 0.47UF
LT1 FB LT1 FB
C87 100nF C87 100nF
FB9 FB FB9 FB
R135
100
R135
100
L603
22uH_5A
L603
22uH_5A
C137
1uF/50V
C137
1uF/50V
C104 100nF C104 100nF
C312
2.2uF
C312
2.2uF
R200
100
R200
100
C106 0.1UF/50V C106 0.1UF/50V
R152 10K/NC R152 10K/NC
C37
0.033UF/50V
C37
0.033UF/50V
R113 10K R113 10K
+
CA24
100uF/16V
+
CA24
100uF/16V
L604
22uH_5A
L604
22uH_5A
Q23 2N3904 Q23 2N3904
1
2 3
C139
1uF/50V
C139
1uF/50V
C89
0.47UF
C89
0.47UF
R118 470 R118 470
R133
100
R133
100
R198 100K R198 100K
R138
0
R138
0
L608 22uH_5A L608 22uH_5A
R116
100
R116
100
TP8TP8
ZD193 NC/9V1 ZD193 NC/9V1
C90 0.1UF C90 0.1UF
C36
10uF/50V
C36
10uF/50V
+
CA18 47uF/16V
+
CA18 47uF/16V
U1
AMP5707
U1
AMP5707
VR_ANA
12
PLL_FLTP
11
PLL_TLTM
10
AVSS
9
PBTL
8
AC_ADJ
7
SSTIMER
6
GVDD _OU T
5
BSTA
4
PVDDA
3
PVDDA
2
OUT A
1
AVDD
13
A_SEL
14
MCLK
15
OSC_RES
16
DVSSO
17
VR_DIG
18
PWR_DN
19
LRCK
20
SCLK
21
SDAIN
22
SDA
23
SCL
24
RESET
25
STEST
26
DVDD
27
DVSS
28
GND
29
AGND
30
VREG
31
GVDD _OU T
32
BST_D
33
PVD_D
34
PVD_D
35
OUT D
36
PGND-AB
48
PGND_AB
47
OUTB
46
PVDD_B
45
PVDD_B
44
BST_B
43
BST_C
42
PVDD_C
41
PVDD_C
40
OUTC
39
PGND_CD
38
PGND_CD
37
D195
1N4148
D195
1N4148
+
CA21 47uF/35V
+
CA21 47uF/35V
L605
22uH_5A
L605
22uH_5A
C109
4.7UF
C109
4.7UF
R201
100
R201
100
C406 NC/22pF C406 NC/22pF
D194
1N4148
D194
1N4148
C35 0.1uF/50V C35 0.1uF/50V
C91 1nF/50V C91 1nF/50V
TP11TP11
D192
DIODE
D192
DIODE
R.A.
JA2
Wafer_2.0_2 PH-2AB-SMD
R.A.
JA2
Wafer_2.0_2 PH-2AB-SMD
1 2
3 4
R140 4.7K R140 4.7K
R162 10K/NC R162 10K/NC
C115
2.2nF/50V
C115
2.2nF/50V
R145
NC/1K
R145
NC/1K
R110
NC
R110
NC
R136 100K R136 100K
C33
2.2uF
C33
2.2uF
R125
100
R125
100
R94 470 R94 470
R.A.
JA1
Wafer_2.5_2
XH-2AB-SMD
R.A.
JA1
Wafer_2.5_2
XH-2AB-SMD
1 2
4 3
+
CA17 220uF/16V
+
CA17 220uF/16V
R99 NC/10K R99 NC/10K
C140
1uF/50V
C140
1uF/50V
R111
15K
R111
15K
R144 10K R144 10K
C92 0.033UF/50V C92 0.033UF/50V
U10 BH3544 U10 BH3544
OUT1
1
MUTE
2
IN1
3
GND
4
IN2
5
BIAS
6
OUT2
7
VCC
8
+
CA25
100uF/16V
+
CA25
100uF/16V
C85 1UF/50V C85 1UF/50V
Q24 2N3904 Q24 2N3904
1
2 3
L602
22uH_5A
L602
22uH_5A
R117
18.2K
R117
18.2K
C74
4.7nF/50V
C74
4.7nF/50V
Q50Q50
1
2 3
C142
1uF/50V
C142
1uF/50V
L606
22uH_5A
L606
22uH_5A
C34
0.033UF/50V
C34
0.033UF/50V
C94
100NF
C94
100NF
R77
0
R77
0
L607
22uH_5A
L607
22uH_5A
C190
10UF/10V
C190
10UF/10V
+
CA19 47uF/16V
+
CA19 47uF/16V
L601 22uH_5A L601 22uH_5A
C73
1uF/50V
C73
1uF/50V
C188
10uF/10V
C188
10uF/10V
C116 0.1UF/50V C116 0.1UF/50V
R112
1K
R112
1K
TP10TP10