JVC DR-MH300SAA Service Manual page 19

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Audio signal control section
AV1_L
AV2_H
I2C_CLK2
5
I2C_DATA2
A_MUTE1[H]
ADC_RST[L]
TU_AUDIO[R]
TU_AUDIO[L]
R8001
R8002
F_AUDIO[R]
F_AUDIO[L]
AUDIO_IN1[R]
4
AUDIO_IN1[L]
TO SHEET 5
AUDIO_IN2[R]
AUDIO_IN2[L]
R8007 R8008
R8013 R8014
R8015 R8016
D8001
3
B8011
B8003
R8038
SW5V
B8012
3.3V
D5V
TO SHEET 1
SW12V
SW-12V
GND
3.3V
L8501
C8503
R8506
C8504
C8501
R8504
C8505
2
C8502
K8501
R8505
J8501
C8506
IC8501
1
A
C8005
R8017
C8007
R8019
C8008
R8020
C8009
R8021
IC8001
C8010
R8022
C8011
R8023
C8012
R8024
R8026
C8014
R8031
C8021
C8024
C8022
R8032
C8023
R8036
R8502
R8501
R8323
R8321
R8503
C8322
C8321
R8507
R8326
R8325
C8324 C8323
B
C
R8040
R8041
C8201
C8202
R8205
IC8201
R8202 R8203 R8204
R8201
C8029
R8035
R8033
R8034
C8026
C8028
C8027
C8025
R8037
R8324
R8322
IC8303
TO SHEET 8
D
E
2-17
2-18
R8220
Q8202
R8218
C8208
R8222
R8223
Q8201
C8206
R8221
C8210
R8217
C8207
C8209
C8217
R8219
R8214
C8205
IC8202
R8212
R8216
R8224
C8203
R8215
C8211 C8212
R8211
C8204
C8215
R8213
IC8301
C8303
C8302
R8315
C8306
C8301
R8301
C8307
C8304
R8303
C8308
C8305
R8306
R8308
R8307
R8304
Q8302
IC8302
R8206
C8312
C8316
C8311
R8302
R8310
R8313
F
R8250
R8252
R8249
Q8205
R8234
R8233
R8242
R8244
R8241
Q8203
AUDIO_OUT1[L]
AUDIO_OUT1[R]
TO
LINE_OUT[L]
LINE_OUT[R]
DEC_OUT[L]
DEC_OUT[R]
R8305
Q8301
R8316
TO
SHEET 6
A_MUTE2[H]
AI_IEC958
B8002
DAC_SDA
DAC_SCL
A_DAC_CS
TO
DAC_RST[L]
AO_FSYNC
SHEET 8
AO_D[0]
AO_SCLK
AO_MCLKO
AI_D[0]
AO_IEC958
B8001
p20496001a_rev0
SHEET 3
G

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