AIR-A10R - Sony Audio Service Manual (repair manual). Page 7

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AIR-A10R
AIR-A10R
7
7
3-2.  SCHEMATIC  DIAGRAM - MAIN Section -
• See page 5 for Waveforms.   • See page 5 for IC Block Diagrams.   • See page 12 for IC Pin Function Description.
BOARD
IF
A
CN502
BOARD
LCD
B
CN701
1
IC B/D
0
0
3.3
3.3
3.3
3.3
3.3
0
0.7
-0.4
3.1
3
3
3
6
1.3
3.3
6.1
6.1
3.3
5.4
0
3.3
3.3
3.3
0
1.8
1.4
2.5
3.3
3.3
3.2
3.3
3.3
3.3
3.3
3.2
0
-0.4
0
0
5.2
5.3
4.6
5.4
6.1
6.1
5.4
6.1
6.1
6.1
0
-0.4
3.3
3.3
3.3
0
0.6
0.1
0.6
0
0.6
0.1
5.4
6.1
3.3
3.3
3.3
3.3
3.3
3
3
3
3.3
0
3.3
0
0
0
3.3
3.3
39 38 37 36 35 34 33 32 31 30 29 28 27
1
2
3
4
5
6
7
8
9
10 11 12 13
26
25
24
23
22
21
20
19
18
17
16
15
14
40
41
42
43
44
45
46
47
48
49
50
51
52
KEY
 W
AKE
AC-CUT
EROM-SDA
EROM-SCL
RESET
XT2
XT1
FLMD0
X2
X1
REGC
VSS
VDD
SIRC
SA-PA
LCD-RESET
LCD-RS
DAC-CL
DAC-DA
SA-RST
NC
NC
SA-INT
NC
NC
SA-DA
SA-CL
SA-LED
2
1
8
VOUT
VIN
NC
LCD-LED
ST
ABY
-LED
SONY
-LED
FLASH-SI
FLASH-SO
LCD-DA
TA
LCD-CSB
LCD-SCK
AV
R
E
F
A
VSS
SA-ID
DESTINATION
KEY2
KEY1
KEY0
NC
NC
NC
SA-POWER
POWER-ON
AMP-MUTE
NC
NC
A0
VCC
A1
WP
A2
SCL
GND
SDA
JW9
JW13
JW1
R429 470k
R418 1k
R416 100
R428 1k
R430 1k
R432 1k
R434 1k
R436 1k
R438 100k
R439 470
R450 22k
R401 1k
3
4
NC
VSS
R403
100
R448
22k
R404
100
R405
1k
R421
47k
R422
10k
R423
100
R424
100
R426
100
R425
100
R427
100
R419 100k
R420 10k
R415 100
R413 100
R412 0
R411 100
R410 100
R409 100
R417 470k
R408 100
R407 100
C408
0.1
C404
0.01
C911
0.047
C405
0.1
C202
10 50V
C406
0.01
IC403
XC61CN2702NR
IC301
NJM2732-RB1
IC402
S-24CS02AF J-TB-G
C402
1
C401
1
R406
10k
R452
47k
R402
1k
R440
10k
R444
10k
R445
0
R205
47k
R206
1k
R210
0
R203
0
C203
1
R204
10k
R905
470k
R908
47k
R911
470k
R443
1k
X401
16MHz
R437
1M
D401
1SS133
JW10
R431
10k
R433
10k
R921
S401
S402
0
R451
0
R442
4.7k
R924
10k
CN402
12P
C407
0.01
R435
10k
D904
1SS133T
7
6
5
1
2
3
4
16P
CN401
3
LCH
6
SA-CLOCK
RCH
5
AGND
4
SA-INT
1
SA-DATA
DAC-CL
3.3V
DAC-DA
SA-RESET
GND
7
8
9
10
11
12
A5.4V
2
4
3
5
6
7
8
2
1
R447
10k
R209
100k
R301
100k
R109
100k
R302
100k
R446
10k
R107
470k
R207
470k
R303
22k
R105
47k
R106
1k
R208
1k
R108
1k
R110
0
R103
0
C103
1
C905
1
R104
10k
GND
+3.3V
LCD-RESET
LCD-RS
LCD-CSB
LCD-SCK
LCD-DATA
SONY-LED
STABY-LED
KEY2
KEY1
KEY0
LED+B
LCD-LED
SA-LED
SIRC
JW8
JW7
JW6
JW5
JW3
JW18
JW19
JW17
JW4
R441
1k
Q401
2SC4154
R907
100k
R922
47k
R917
1k
R915
470
R916
1k
R914
100
R913
47
R910
47k
R902
4.7k
Q905
2SC4154
Q908
ISA1602
Q904
ISA1602
Q907
ISA1602
Q906
2SC4154
Q902
2SC4154
JW15
JW20
JW12
JW2
C102
10 50V
C301
10
50V
C302
1
C106
100p
C206
FB905
FB903
J902
100p
C105
100p
C205
100p
C303
470
10V
C906
1
C903
0.01
C902
0.01
C910
1000p
C909
1000p
C907
100
50V
C904
220
10V
C403
100
10V
C304
47
16V
C204
10
50V
C104
10
50V
LINE AMP
IC301
RESET SIGNAL
IC403
EEPROM
IC402
IC401
PPD78F0526GB (S) -UET-A
IC401
IC902
GND
VA
D
J
VOUT
ON/OFF
VIN
NJM2387ADL3 (TE2)
5
4
3
1
2
VOUT
VSS
VIN
1
2
3
IC902
IC901
Q201
2SC4154
Q301
ISA1602
Q101
2SC4154
R906
4.7k
R923
10k
R901
470k
R918
0
TH901
Q901
2SA1365
IC901
XC6201P332PR
C901
470
10V
R903
0
Q903
2SC4154
R904
1k
R912
0
FB904
FB901
FB902
D902
1SS133
D901
1N4002-B5
MAIN BOARD
PIN JACK BOARD
GND
+B
S-AIR ID
A
B
C
Ĺ
Ĺ
PAIRING
GENERATOR
VOLTAGE
DETECT
+3.3V
REGULATOR
+5.4V
REGULATOR
+3.3V
REGULATOR
MUTING
CONTROL
MUTING
MUTING
SYSTEM
CONTROLLER
L
G
R
W401
L
R
AUDIO
OUT
1
3
2
J
4
B
6
9
11
D
15
H
L
10
K
3
5
12
C
F
M
1
E
8
G
14
A
2
13
I
7
POWER
MONITOR
Q904, 905
B+ SWITCH
Q906, 907
REGULATOR
CONTROL
Q901, 902
MAIN POWER
ON/OFF
CONTROL
DC  IN  6V
+
J901
Note: IC401 on the MAIN board cannot exchange with single. When 
this part is damaged, exchange the entire mounted board.
(Page 9)
(Page 11)
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