Schematic Diagram -Audio Section (1/3) - Sony ICD-UX71 Service Manual

4-4. SCHEMATIC DIAGRAM – AUDIO Section (1/3) –
1 2 3
AUDIO BOARD (1/3)
A
AUDIO
1
BOARD VDD_SPAMP
(2/3)
(Page 16)
B
MUTE
HP_INSERT
SP/HP_SEL
DAMP_SEL
L1000 100uH
C
CPU_LOUT
L1001 100uH
CPU_ROUT
R1000
0
AUDIO R1001
2
0
BOARD
C1000
(3/3) 100p
(Page 17)
C1002
C1001
0.47u
100p
JL1000
C1003
D
0.47u
CPU_DAMP_GND
DGND
DX/LO
CPU_VDD_3.1
E MIC_INSERT
R1002
F
0
R1015 R1016
4700 4700
JL1005
MIC902
(MIC R) JL1006
G JL1007
MIC901
(MIC L) JL1008
R1005
470k
H
R1006
100k
J1002
3
1
2
4
FB1006
I
D1000
RSB6.8STE61
J
K
L
M
N
ICD-UX71/UX71F/UX81/UX81F/UX91F
• See page 22 for IC Block Diagrams. • See page 25 for IC Pin Function Description of IC1001.
4 5 6 7 8
IC B/D
IC1004
Q1004
AUDIO AMP SELECTOR
R1014 1k
UX71/UX81
R1066
R1044 0
UX71F/UX81F/UX91F
0
Q1004
US6K4TR
2 1
R1097
UX71F/UX81F/UX91F
0
IC1004
SN74LVC2G66YZPR
R1098
2C VCC
0
1C
GND
R1045
R1017 0
R1063
470k
UX71/UX81 5 6
R1022
470k
FB1012
FB1011
UX71F/UX81F/UX91F
R1011
4700
R1013
4700
D1007 C1021
RSB6.8STE61 1u
C1022
1u
R1003
470k
C1004 C1023
0.001u 1u
C1024
R1010 C1007
1u
470k 0.001u
D1008
RSB6.8STE61
C1005
0.1u
FB1002
FB1003
D1001
RSB6.8STE61
JL1015
9 10 11 12
* R1062,1063
R1099
0 (UX71/UX81) R1021
0
1M
1k (UX71F/UX81F/UX91F)
R1062 JL1018
C1010 100u 4V R1089 2.2 UX71F/UX81F/UX91F
C1011 100u 4V R1090 2.2
0 0
6 3 R1025 R1030
2.2 2.2 R1040
2 0
100k
5 R1041
0 C1025 C1027
1 4 100k
0.22u 0.22u
Q1000
US6K4TR
C1017
R1061
MUTE 0.1u
0
R1060
0
R1094
0
R1095
IC1001
0
STEREO CODEC,MIC/HP AMP
C1037
1u
UX71F/UX81F/UX91F
C1032 1u
C1033 1u 24 23 22 21 20 19 18 17
LIN/IN4+ TVDD
ROUT/LON DVDD
LOUT/LOP BICK
IC1001
MIN/LIN3 LRCK
AK4645EZ-L
RIN2/IN2- SDTO
LIN2/IN2+ SDTI
LIN1/IN1- CDTI/SDA
RIN1/IN1+
CCLK/SCL
1 2 3 4 5 6 7 8
C1040 R1074
0.1u 0
C1035 R1069 R1070
0.01u 10k 0
R1096
C1039 470k
0.1u
C1036
0.1u
C1038 L1005
1u 10uH
C1018
2.2u
UX71F/UX81F/UX91F
IC B/D
IC1002
C1060 C1061
FM TUNING
0.001u 10u
JL1016
0.2 0.1
R1082
18 17 16 15 14 13 R1086
100k
470k
R1085
C1053
100k
100p
JL1017 Q1002
0.3 0.1
Ext_CLK_IN LSK3541FS8T2L
Line_Out_L
1
CLOCK SWITCH
R1083 PGND
PGND
IC1002 2
100k
PGDN
PGND LV24230LS-TLM-E
C1054
PGND
PGND FM 3
100p
PGND
PGND 0.1
SCL
GND
FB1008
1 2 3 4 5 6
C1055 L1008
0.001u 1k
C1064
L1006
0.001u
2.2uH
C1056
FB1013
27p
C1058 C1059
R1081 47p 0.001u
1k
D1012
RN262CST2R
15 15
ICD-UX71/UX71F/UX81/UX81F/UX91F
13 14 15 16 17
R1029
1M
R1027
JL1019 100k
IC B/D
IC1003
C1020
1000p
SPEAKER AMP
R1091 C1044
0 100p
C1030 R1032
0.01u 15k
R1050 47k
IC1003
LM4916LDX/NOPB
INA VDD
C1031 R1033 SD VOA
0.01u 15k R1036
D1014 MUTE SE/BTL
220k
1SS302-TE85L
BYPASS VOB
GND
INB
R1058 11
C1041
100k
1u
R1051 47k
R1052 47k
R1079 470
C1048
0.1u
L1007
4.7uH
R1078 R1080
2200 2200
18 19 20 21
FB1010
FB1004 3 J1001
FB1005 1
FB1007 2
4
SPOUT(+)
SP901
(SPEAKER)
SPOUT(-)
R1056 R1057
2.2 2.2
C1043 C1045 C1046
1u 0.22u 0.22u
C1042
0.022u
SP_SHDN
CPU_VDD_3.1
AUDIO
BCK
3
BOARD
LRCK
(3/3)
DATA (Page 17)
DOUT
SDO1
SCK1
DGND
SDI1
SCL
SDA
AUDIO
CODEC_VDD_3.0
4
BOARD
FM_VDD_3.0
(2/3)
(Page 16)
FM_INT AUDIO
5
BOARD
FM_CLK
(3/3)
(Page 17)