Philips DVP3126K Service Manual page 38

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