Read Sony AIR-SA50R Service Manual online
AIR-SA50R
AIR-SA50R
7
7
SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAM
LINE AMP
Q101
SDOUT_A
2
BCK
4
LRCK
6
I2C_SDA
I2C_SDA
7
CN501
EZW-RT10A
EZW-RT10A
I2C_SCL
I2C_SCL
10
INT
INT
14
RESN
RESN
I2C_SDA
I2C_SCL
INT
RESN
I2C_SCL
INT
RESN
9
VCC-3.3V
MODULE +3.3V
19
R-CH
R-CH
BUZZER AMP
Q102
BUZZER
26
S-AIR I2CDATA
77
S-AIR I2CSCL
78
S-AIR_GPIO2
67
S-AIR RST
58
A/D CONVERTER
IC302
SYSTEM CONTROLLER
IC401
VINL
13
VINR
14
DIGITAL POWER AMP
IC301
SDIN1
25
SDIN2
24
SCLK
23
LRCK
22
MCLK
34
DOUT 9
OUT_C 49
OUT_C 50
OUT_C 50
OUT_D 45
OUT_D 46
OUT_D 46
OUT_A 4
OUT_A 5
OUT_A 5
OUT_B 1
OUT_B 64
OUT_B 64
BCK 8
LRCK 7
SCKI 6
SDA
28
SCL
29
MUTE
21
DAMP DOUT 24
DAMP CLK 22
DAMP MUTE 21
VALID
36
DAMP VALID 23
PDN
17
AMP PDN 19
RESET
16
DAMP RST 25
CLOCK BUFFER
IC351
X351
12.288MHz
LPF
SP101
(L-ch)
SP201
(R-ch)
LPF
LPF
LPF
A5V_ON
ADC3.3V_ON
MODULE_ON
O_POWER
RESET
AC CUT
+7.8V
REGULATOR
IC905
POWER
UNIT
B+ SWITCH
Q905
POWER ON/OFF
Q901
D909,
D910
D910
(AC IN)
D903,
D904
D904
+7.7V
REGULATOR
IC901
D905,
D906
D906
+3.3V
REGULATOR
IC906
AMP +3.3V
MODULE +3.3V
POWER ON/OFF
Q902
+3.3V
REGULATOR
IC902
LED +3.3V
ADC +3.3V
+3.3V
REGULATOR
IC904
VCC +5V
+5V
REGULATOR
IC903
LCD +3.3V
+3.3V
REGULATOR
IC952
D907,
D908
D908
BUZZ +5V
B+ SWITCH
Q904
B+ SWITCH
Q952
+3.3V
+3.3V
REGULATOR
IC951
RESET SIGNAL
GENERATOR
IC403
AC DETECT
Q951
J302
AUDIO IN
S1
KEY_POWER
73
S-AIR KEY_PAIRING
79
LED DRIVE
Q1
STBY_LED
37
D1
STANDBY
I/1
KEY_S-AIR/AUDIOIN
72
S3
SLEEP/
BRIGHT
S2
S-AIR/
AUDIO IN
KEY_SLEEP/BRIGHTNESS
74
TSINT
TSRST
TSRST
TOUCH
KEY
BOARD
TSDATA
30
TSCLK
29
18
27
18
27
LED DRIVE
Q603
LIGHT1
52
LED DRIVE
Q604
LIGHT2
51
D603
(LCD BACK LIGHT)
LED DRIVE
Q602
SONY LOGO LED
53
D601
SONY
LED DRIVE
Q601
S-AIR LED
54
D602
S-AIR
REMOTE
CONTROL RECEIVER
IC601
I/R_OUT
4
BEEP
BZ601
28
LCD601
LIQUID
CRYSTAL
DISPLAY
5
4
3
2
4
3
2
LCD DATA 44
LCD SCL 42
LCD CE 43
LCD RS 45
LCD RS 45
1
LCD_RST 40
SDA
5
EEPROM DATA
EEPROM
IC402
47
SCL
6
EEPROM CLK 48
X401
32.768kHz
10
11
XCIN
XCOUT
15
13
X402
5MHz
XIN
XOUT
S-AIR_ID
97
A
B
C
S401
S-AIR ID
S402
PAIRING
50
BUZZ_MODE 81
AUIN +5V
B+ SWITCH
Q903
AUDIO_IN_MODE 82
49
38
35
12
20
SIGNAL PATH
: AUDIO
R-ch is omitted due to same as L-ch.
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