Philips DVP3126 Service Manual page 38

A
Main Board Electric Diagram for DVP3146K/93: Audio Input_Outp
Max. amplitude of Mic_Audio signal is 4Vrms
MIC_IN R107
R105
NM
DSPVCC33
150 R106
NM
[NM]
MIC_ON
EC30
R57 NM
MIC_VOCAL NM
[0R]
[10uF/16V]
VA R51 NM LRIN
[3.3K]
R58
NM
1 Mic vocal detected by ADP software
[3.3K]
Mic signal mute/mix/echo process by ADP
ADP: Audio Digital Process
Value in [] is for external ADC.
VA
ADC circuit for Karaoke DSPVCC33
C85
R101 NM
NM [4.7R]
R100 [0.1uF]
NM
[4.7K]
U13
16 1
M1 M0
15 2
FILT+ MCLK
14 3
REF_GND VL
13 4
VA SDOUT
LRIN
12 5
AINR GND
11 6
VQ VD
10 7
AINL SCLK
DAC_RST# 9 8
DAC_RST# /RST LRCK
NM
[CS5340]
C86 C87
C89 C90
NM NM
NM NM
[0.1uF] [1uF] C88 [1uF] [0.1uF]
Full scale input: 0.65Vrms (when VA=3.3V)
NM
[2200pF] M0=1, M1=1: clock slave;
Package: TSSOP16.
2
External MicroPhone detection
R114
NM
[2K]
EC32
R113
D15
NM NM [1N4148]
[1M] [10uF/16V]
R112 EC34
NM NM +
MIC_IN [15K] [10uF/16V] D16
NM EC33
Q21 [1N4148] NM
NM [22uF/16V]
[BT3094]
3
MUTE_CTL
MUTE_CTL
Low:
Mute.
M5V
4
A
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6-17
B
NM MIC
[1K]
Q19 CN9
MIC_IN
[NM]9012H R109 1
Q20
2
NM -12V 3
NM -12VA [BT3904] D5V
4
R108 [4.7K]
C132 C133
1000pF 1000pF 4PIN*2.0
NM R110
[4.7K] NM
[100K]
MUTE_BIAS1
R111
NM
[100K]
DSPVCC33
NM
FB10 500Z
DSPVCC33
+ EC31
C83
R102 NM NM
NM [0.1uF] [10uF/16V]
[4.7K]
R103
NM
[10K]
AMCLK
AMCLK
AIN
R104 NM
AIN
[33R]
ABCLK
ABCLK
ALRCLK
ALRCLK
C84
NM
[0.1uF]
D5V
R117
NM
[4.7K]
VOCAL_DET
NM R116
VOCAL_DET
NM
[2K] Q22
R130
NM
[BT3094] NM
R115 [6.8K]
NM
[10K]
APWM_CEN-
APWM_CEN+
M5V D2
R129 33R
LL4148 Q13
9012H
EC35
470uF/16V
R127 10K
DSPVCC33
APWM_LFE-
D3 LL4148
Q15
9012H
R128 10K
MUTE_CTL
APWM_LFE+
Q14 9012H
R126 100R MUTE
R125 R120
D4 47K R124 -12VA
LL4148 220R
100K
EC36 R123
47uF/25V 100K
B
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C
R152 47K
R133 R135
C97 150pF -12VA
APWM_L-
43K 2.2K
C100
0.1uF
C91
1500pF U14B
6
R136
7
5
APWM_L+
43K
NJM4560 OPA
R149 MIC
47k +12VA
C99
0.1uF
R153 47K
R139 R141
C98 150pF
APWM_R-
43K 2.2K
C92
1500pF U14A
2
R142
1
3
APWM_R+
43K
NJM4560 OPA
R160 MIC
47k
R322 47K
R320 R323
C221 150pF -12VA
APWM_SL-
43K 2.2K
C222
0.1uF
C220
1500pF U17B
EC42
6
R321 7
APWM_SL+ 5
43K 22uF
NJM4560 OPA
R324
47k +12VA
C223
0.1uF
R332 47K
R330 R333
C226 150pF
APWM_SR-
43K 2.2K
C225
1500pF U17A
EC43
2
R331 1
APWM_SR+ 3
43K 22uF
NJM4560 OPA
R334
47k
R302 47K
R300 R303
C211 150pF -12VA
43K 2.2K
C212
0.1uF
C210
1500pF U16B
6 EC40
R301 7
5
43K 22uF
NJM4560 OPA
R304
47k +12VA
C213
0.1uF
R312 47K
R310 R313
C216 150pF
43K 2.2K
C215
1500pF U16A
2 EC41
R311 1
3
43K 22uF
NJM4560 OPA
R314
47k
C
6-17
D
C101 NM
[22pF]
-12VA
R167 0R
[18K] C103
0.1uF
R163 U15B
0R EC27 R169
6
[18K] 7 1K LMAIN_OUT
5
22uF
R165 NM
AUDIO_MIX_L NJM4558 OPA
R173
[6.8K] MUTE Q17
R171
BT3904
NM 470
C102 NM
[22pF]
R168 0R
[18K]
R164 U15A
0R EC28 R170
2
[18K] 1 1K RMAIN_OUT
3
22uF
R166 NM
AUDIO_MIX_R NJM4558 OPA
R174
[6.8K] MUTE Q18
R172
BT3904
NM 470
+12VA
C104
0.1uF
R325
1K SL_OUT -12VA R176 100R
EC26
R327
MUTE Q42 47uF/25V
R326
BT3904
NM 470
+12VA R175 100R
+
EC25
47uF/25V
R335
1K SR_OUT
R337
MUTE Q43 S/PDIF_OUT Q31
S/PDIF_OUT
R336
BT3904 BT3904
NM 470
R194 R195
56R
NM
R197
62R
R196
39R
R305
1K CEN_OUT
R307
MUTE Q40
R306
BT3904
NM 470
LMAIN_OUT
RMAIN_OUT
COAX_SPDIF
C129
100pF 100pF
R315
1K LFE_OUT
CEN_OUT
LFE_OUT
SL_OUT
R317
MUTE Q41 SR_OUT
R316
BT3904
NM 470 C217
C224 C227 C214
100pF 100pF 100pF 100pF
D
E
CN7 E 3 R108 A 1
CN9 B 1 R109 A 1
CN11 D 4 R110 A 1
C83 A 1 R111 A 1
C84 A 2 R112 A
2
C85 A 1 R113 A 2
C86 A 2 R114 A 2
C87 A 2 R115
A 2
1
C88 A 2 R116 A 2
C89 A 2 R117 A 2
C90
A 2 R120 B 4
C91 C 1 R123 B 4
C92 C 1 R124 A 4
C97 C 1 R125 A 4
C98 C 1 R126 A 4
C99 C 1 R127 A 3
C100 C 1 R128 A 4
C101 D 1 R129 A 3
C102 D 1 R130 A 2
C103 D 1 R133 B 1
C104 D 2 R135 C 1
C120 D 3 R136 B
1
C121 D 3 R139 B 1
C122 D 3 R141 C 1
C129 D 3
R142 B 1
C130 D 3 R149 C 1
C132 B 1 R152 C 1
C133
B 1 R153 C 1
C210 B 3 R160 C 1
C211 C 3 R163 C 1
C212 C 3 R164 C 1
C213 C 3 R165 C 1
C214 D 4 R166 C 1
C215 B 4 R167 D 1
C216 C 3 R168 D 1
C217 D 4 R169 D 1
C220 B 2 R170 D 1
2
C221 C 2 R171 D 1
C222 C 2 R172 D
1
-12V
C223 C 2 R173 D 1
C224 D 4 R174 D 1
C225 B
2 R175 D 2
C226 C 2 R176 D 2
C227 D 4 R194 D 3
+12V
D2 A 3 R195 D 3
D3 B 3 R196 D 3
D4 A 4 R197 D 3
D15 A 2 R300 B 3
D16 A 2 R301 B 3
EC25 D 2 R302 C 3
EC26 D 2 R303 C 3
EC27 D 1 R304 C 3
EC28 D 1 R305 C 3
EC30 A 1 R306 C 3
D5V
EC31 A 1 R307 C 3
C120
EC32 A 2 R310 B
0.1uF 3
EC33 A 2 R311 B 4
Close to Q31
EC34 A 2 R312 C 3
EC35 A
3 R313 C 3
EC36 A 4 R314 C 4
EC40 C 3 R315 C 4
C121
EC41 C 4 R316 C 4
COAX_SPDIF
EC42 C 2 R317 C 4
EC43 C 2 R320 B 2
0.1uF
C122 FB10 B 1 R321 B 2
22pF Q13 B 3 R322 C 2 3
Q14 A 4 R323 C 2
Q15 A 3 R324 C 2
Q17 D 1 R325 C 2
Q18 D 1 R326 C 2
Q19 A 1 R327 C 2
Q20 A 1 R330 B 2
Q21 A 2 R331
B 3
CN7 Q22 A 2 R332 C 2
1 Q31 D 3 R333 C 2
2
Q40 D
3 3 R334 C 3
4
Q41 D 4 R335 C 2
5
6 Q42 D 2 R336 C 3
Q43 D 3 R337 C 3
C130 AUDIO OUT
R51 A 1 U13 A 1
R57 A 1 U14A C 1
R58 A 1 U14B C 1
R100 A 1 U15A D 1
CN11 R101 A 1 U15B D 1
1 R102 A 1 U16A C 4
2
R103 A 1 U16B C 3
3
4
R104 A 1 U17A C 2
5
6 R105 A 1 U17B C 2
R106 A 1
AUDIO OUT
R107 A 1
4
E