Philips HTS3531/12 Service Manual page 54

7-8
5
Main Board Circuit Diagram:AUDIO IN
1uF/50V/Y5V 1uF/50V/Y5V
TUNER_L R92 R92 10K 10K C163 C163 AL_CH2
AUX2_L
R154 R154
3K/NC 3K/NC
1uF/50V/Y5V 1uF/50V/Y5V
AUX2_R
TUNER_R R97 R97 10K 10K C164 C164 AR_CH2
R157 R157
3K/NC 3K/NC
D
MP3_AL
1uF/50V/Y5V 1uF/50V/Y5V
MIC_ALR C168 C168 R104 R104 4.7K 4.7K MIC_R
1uF/50V/Y5V 1uF/50V/Y5V
MIC_ALR MIC_L
C176 C176 R197 R197 4.7K 4.7K MP3_AR
5PIN/2.0mm 5PIN/2.0mm
XP8 XP8
1 MP3_AL
1
2
2
3 MP3_AR
3
4
4
5 MIC_LR R113 R113 100/NC 100/NC MIC_ALR
5
P5 P5
R115 R115
6
100/NC 100/NC
2
5
4
C
1
3
RCA/4h RCA/4h
P1 P1
9
3
8
7 AUX2_R
2
6 AUX2_L
5 CVBS_O
CVBS_O
1
4 COAX_IN
RCA/6h RCA/6h
C114 C114 C115 C115 C116 C116 C117 C117 C118 C118
100pF/50V/NP0 100pF/50V/NP0 100pF/50V/NP0 100pF/50V/NP0 100pF/50V/NP0 100pF/50V/NP0 100pF/50V/NP0 100pF/50V/NP0 100pF/50V/NP0 100pF/50V/NP0
SPDIF IN
SP_VCC
C79 C79
B 0.1uF/25V/Y5V 0.1uF/25V/Y5V
C106 C106
SPDIF_IN2
R119 R119 75 75
0.1uF/25V/Y5V 0.1uF/25V/Y5V
C80 C80
330pF/50V/X7R 330pF/50V/X7R
R120 R120 0/NC 0/NC
3V3
C81 C81
0.1uF/25V/Y5V 0.1uF/25V/Y5V
U7 U7
SPDIF_IN1 1 3
R121 R121 0 0
Vout +IN
4
-IN
R122 R122 75 75
R123 R123
C83 C83
AD8061/NC AD8061/NC
330pF/50V/X7R 330pF/50V/X7R 75/NC 75/NC
A
5
4
+6VA
AL_CH3 R164 R164 150K 150K
1uF/50V/Y5V 1uF/50V/Y5V
AR_CH3 R165 R165 150K 150K
R87 R87 10K 10K C166 C166 AL_CH3
R118 R118
AL_CH4 R173 R173 150K 150K
3K 3K
R174 R174
AR_CH4 150K 150K
+ +
CE31 CE31
1uF/50V/Y5V 1uF/50V/Y5V
AL_CH2 R175 R175 150K/NC 150K/NC
R91 R91 10K 10K C167 C167 AR_CH3
47uF/16V 47uF/16V
R153 R153
AR_CH2 R176 R176 150K/NC 150K/NC
3K 3K
3V3
1uF/50V/Y5V 1uF/50V/Y5V
R103 R103 100 100 C169 C169 AL_CH4
R107 R107
R158 R158
3K 3K
10K 10K
1uF/50V/Y5V 1uF/50V/Y5V
R105 R105 100 100 C170 C170 AR_CH4
R160 R160
3K 3K
MIC_CON R114 R114 10K 10K
MIC_CON
+12V
R609 R609 330 330 12VA R646 R646 22K 22K
C760 C760
CE608 CE608
+ +
0.1uF/50V/Y5V 0.1uF/50V/Y5V
47uF/16V 47uF/16V
C611 C611
R643 R643
C609 C609
2
MIC_LR R648 R648 5.6K 5.6K
3
2.2uF/16V/Y5V 2.2uF/16V/Y5V
R612 R612
10K/1% 10K/1%
C607 C607
1000pF/50V/X7R 1000pF/50V/X7R
REFM
C138 C138
47pF/50V/NP0 47pF/50V/NP0
R216 R216
U12A U12A
AS4558M AS4558M
3
AVCC
FB23 FB23
AD_INR 2
500/500mA 500/500mA R218 R218 1K 1K
C156 C156
Optical
0.1uF/25V/Y5V 0.1uF/25V/Y5V
+6VA
C142 C142
1
Vout 47pF/50V/NP0 47pF/50V/NP0
2
G
3
VCC
R226 R226
P2 P2
S/PDIF IN S/PDIF IN
AD_INL R227 R227 1K 1K 6
5
C155 C155
0.1uF/25V/Y5V 0.1uF/25V/Y5V
+6VA
Coaxial
L11 L11
C82 C82 1.8uH/25mA 1.8uH/25mA
COAX_IN
0.01uF/50V/Y5V 0.01uF/50V/Y5V
R124 R124 D4 D4
C171 C171
75 75
220pF/50V/NP0 220pF/50V/NP0 PESD_PGB101 PESD_PGB101
4
3
R162 R162
22K 22K
+ +
C73 C73
CE30 CE30
0.1uF/25V/Y5V 0.1uF/25V/Y5V
47uF/16V 47uF/16V
U5 U5
12 16
X0 VCC
14
R163 R163 AR_CH2
X1
AR_CH3 15
22K 22K
X2
AR_CH4 11 1uF/50V/Y5V 1uF/50V/Y5V
X3
74HC4052 74HC4052 13 C174 C174 MIC_R
X
1
Y0
AL_CH2 5
Y1
AL_CH3 2
Y2
AL_CH4 4 1uF/50V/Y5V 1uF/50V/Y5V
Y3
3
C175 C175 MIC_L
Y
A_SW0 10
A
A_SW1 9 R94 R94
B
6 R98 R98
EN
7 8 100K 100K
VEE GND
R100 R100 R99 R99
4.7K 4.7K
4.7K 4.7K
3V3
4.7K 4.7K
R106 R106
R112 R112
G
Q19 Q19
4.7K 4.7K
Q21 Q21 N_ASM3402M N_ASM3402M
NPN_3DG3904M NPN_3DG3904M
Change to NMOS ASM3402
REFM
R610 R610 CE609 CE609
+ +
22K 22K
47pF/50V/NP0 47pF/50V/NP0 47uF/16V 47uF/16V
100K 100K
47K 47K R642 R642
AS4558M AS4558M
C623 C623
U602A U602A
1 5
+ +
7 R156 R156 100 100 MIC_ALR
6
2.2uF/16V/Y5V 2.2uF/16V/Y5V - -
U602B U602B
AS4558M AS4558M
12VA C610 C610
100pF/50V/NP0 100pF/50V/NP0 R645 R645 20K 20K
R649 R649
20K 20K C626 C626 47pF/50V/NP0 47pF/50V/NP0
C625 C625
2.2uF/16V/Y5V 2.2uF/16V/Y5V
MO_VCC
10K 10K
C172 C172
+ +
1 5.6K R253 5.6K R253 ADC_INR ADC_INR
1V
- -
10uF/10V/Y5V 10uF/10V/Y5V
R220 R220
1V
100K/NC 100K/NC
R225 R225
10K 10K
C173 C173
100K/NC 100K/NC
5.6K R254 5.6K R254 ADC_INL
10uF/10V/Y5V 10uF/10V/Y5V
7
U12B U12B
AS4558M AS4558M
+12VA
+6VA +12VA
+12V
R435 R435 C153 C153 R436 R436
+ +
22K 22K CE33 CE33 100 100
0.1uF/25V/Y5V 0.1uF/25V/Y5V 100uF/16V 100uF/16V
R437 R437
22K 22K
3
7-8
2 1
+6VA
R88 R88 2K 2K
OFF-PAGE CONNECTION
MCK
MCK [4]
LRCK
LRCK [4]
470 470 R93 R93 BCK
BCK [4]
AD_INR ADC_DAT
ADC_DAT [2]
100K 100K R95 R95
C74 C74
470pF/50V/X7R 470pF/50V/X7R
AD_INL
470 470 ADC_VRST#
ADC_VRST# [2]
TUNER_L
TUNER_L [8]
TUNER_R
TUNER_R [8]
C75 C75
470pF/50V/X7R 470pF/50V/X7R
ADC & SW I/F
A_SW0
A_SW0
A_SW1
A_SW1
SPDIF_IN1
SPDIF_IN1 [2]
SPDIF_IN2
SPDIF_IN2 [2]
SPDIF Dx I/F
FB22 FB22
3V3
500/200mA 500/200mA
C77 C77
4.7 4.7
+ + R108 R108
CE40 CE40 0.1uF/25V/Y5V 0.1uF/25V/Y5V
100uF/25V 100uF/25V R109 R109 47K 47K
MBRX140/40V/1A MBRX140/40V/1A
D73 D73
1 16
AINR CKS0
ADC_INL 2 15
AINL CKS2
3 14
CKS1 DIF
4 13
VCOM PDN
5 12
AGND SCLK
6 11
VA MCLK
7 10
VD LRCK
8 9
DGND SDTO
+ +
CE43 CE43 U6 U6
10uF/25V 10uF/25V ADC_AK5358A ADC_AK5358A
3V3
C78 C78
0.1uF/25V/Y5V 0.1uF/25V/Y5V
R116 R116 4.7K 4.7K
R117 R117 1K 1K Q23 Q23
ADC_VRST#
NPN_3DG3904M NPN_3DG3904M
2 1
D
C
R110 R110 10K 10K
R111 R111 10K 10K
B
BCK
MCK
LRCK
ADC_DAT
A