AIR-SA15TI, AIR-SA20PK - Sony Audio Service Manual (repair manual). Page 13

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AIR-SA15Ti
AIR-SA15Ti
13
13
6-2.  SCHEMATIC  DIAGRAM  - MAIN Board (1/3) -
• See page 12 for waveforms.   • See page 23 for IC Pin Function Description.
CN001
POWER
BOARD
F
MAIN
BOARD
1
(3/3)
(2/3)
2
BOARD
MAIN
(2/3)
3
BOARD
MAIN
E
BOARD
POWER
CN002
1
(SUFFIX-11)
(SUFFIX-12)
(SUFFIX-11)
(SUFFIX-12)
(SUFFIX-11)
(SUFFIX-12)
(SUFFIX-11)
(SUFFIX-12)
8.8
8.8
11.1
11.1
10.4
10.4
0.3
10.4
0.3
0.5
3.2
3.2
2.8
3.2
2.8
2.8
2.1
0
2.8
3.2
3.2
0
0
3.2
0
0
0
0
0
3.2
3.2
3.2
3.2
3.2
3.2
3.2
3.2
0
0
0
3.1
3.2
3.2
3.2
1.5
3.2
1.7
2.6
2.9
2.5
3.2
0
0
0
0
3.2
3.2
3.2
3.2
3.2
3.2
3.2
3.2
3.2
0
0
0
3
2.9
3.2
3.2
3.2
0
3.2
3.2
3.2
3.2
3.2
3.2
3.2
3.2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
R5F3640DDFBR-128
IC401
POWER_MONIT
OR 1
SIRCS_IN
POWER_MONIT
OR 2
BYTE
CNVss
RESET
Xout
Vss
Xin
Vcc1
NMI
AC_CUT
LED_ILLUMI
iPod_ACCP
iPod_CP_RESET
iPod_CP_CLK
iPod_CP_DATA
TXD1/FLASH
RXD1/FLASH
CLK/FLASH
RTS1/FLASH
iPod_TX
iPod_RX
CLK
RTS
O_POWER
EPM
FL_CLK/LED_CLK
FL_STB
FL_D_OUT/LED_DATA
CE
EEPROM_SDA/I2C_DATA
EEPROM_SCL/I2C_CLK
iPod_FLAG
iPod_
LINE_MUTE
VIDEO_SW
iPod_
iPod_DET
iPod_POWER
iPHONE DET
 CTL
S-AIR_RST(SRC RST)
S-AIR_POWER
Vcc2
Vss
S-AIR_DET
S-AIR_GPI02
TUNED
ST_CLK
ST_DO
ST_CE
ST_DI
ST_MUTE
RDS_CLK
RDS_DA
TA
I2C_SDA
S-AIR_
S-AIR_
I2C_SCL
S-AIR_KEY_PAIRING
LED_POWER
LED_S-AIR
KEY5
KEY4
KEY3
SPEC_2
SPEC_1
S-AIR_ID
KEY2
KEY1
AVss
KEY0
Vref
AVcc
10k
R482
10k
R481
100
R470
100
R469
100
R468
100
R467
100
R466
10k
R225
5MHz
X401
0.1
C414
100k
R408
100k
R249
100k
R449
10k
R404
0.1
C403
100
R475
100
R476
100
R456
100
R465
100
R464
10k
R264
C465
100p
C451
100p
0.1
C460
1
2
3
4
5
6
7
8
9
10
11 12 13 14 15
16
17
18
19
20
IC402
MFI341S2161
NC
MODE1
NC
RESET
VCC
NC
NC
NC
NC
NC
VSS
I2C_SCL
I2C_SDA
MODE0
NC
NC
NC
NC
NC
NC
C427
10p
C428
10p
10k
R228
10k
R227
0.1
C412
100
R426
0.01
C426
0.1
C496
8
7
6
5
4
3
2
1
S-24CS02AFJ-TB-G
IC403
A0
A1
A2
GND
SDA
SCL
WP
VCC
1k
R446
1k
R445
1
C415
47k
R245
4.7k
R272
100
R410
10k
R207
100
R407
100
R434
100
R436
100
R435
100
R433
R413
1M
0
R411
10k
R415
10k
R457
22k
R294
47k
R418
0.1
C214
0.1
C213
0.1
C215
MA2J1110GLS0
D401
10k
R218
47k
R208
0
R214
0.1
C210
47k
R209
10k
R210
2SC3052F-T1-LF
Q401
6.3V
47
C211
2.2k
R491
22k
R291
4.7k
R477
10k
R277
FL_CLK
+3.3V
KEY0
KEY2
FL_DATA
+5.2V
KEY1
FL_STB
GND
(US, CND)
R290
22k
10
R427
10
R428
100
R402
100p
C402
1k
R495
1k
R493
1k
R492
10k
R295
10k
R293
10k
R292
1k
R472
100
R453
-20V
AC1
AC2
R479
4.7k
R480
4.7k
LED_POWER
LED_S-AIR
1k
R422
10k
R439
10k
R444
FB401
4
3
1
2
PST8229UL
IC404
OUT
VDD
NC
GND
0
R211
0
R212
1
C497
1
C462
1k
R452
1
2
3
4
5
6
7
8
9
9P
CN400
GND
RESET
CNVSS
RXD1
CLK1
3.3V
RTS1
TXD1
1
2
W001
2P
5.2V
GND
C401
0.1
R201
47k
R206
22k
100k
R255
220
R437
47k
R309
680
R342
1k
R341
16V
100
C319
2SC3052F-T1-LF
Q316
R343
4.7k
2SC3052F-T1-LF
Q317
1
R347
1
R346
R344
4.7k
0.01
C318
KTA1266GR-AT
Q319
KTA1266GR-AT
Q318
0.1
C405
22k
R205
15k
R405
10k
R447
4.7k
R349
100
R450
4.7k
R250
UDZW-TE17-7.5B
D303
10V
220
C454
RT1N141C
Q404
67
68
69
70
74
73
57
FL_CLK
FL_STB
FL_DATA
72
LED_S-AIR
LED_POWER
LED_ILLUMI
LED_ILLUMI
LED_POWER
LED_S-AIR
FL_DATA
FL_CLK
FL_STB
76
65
56
75
64
66
2
O-POWER
O-POWER
SYSTEM CONTROLLER
IC401
EEPROM
IC402
VOLTAGE DETECTOR
IC404
EEPROM
IC403
1
7
18
13
17
3
9
2
6
14
11
19
10
16
12
5
4
15
8
MAIN BOARD (1/3)
8
LED_ILLUMI
6
5
GND
-20V
AC2
7
2
1
ON/OFF
3
W002
12V
FLAG
3.3V
4
AC1
9
Q316-319
+9V REGULATOR
RESET SWITCH
(NC)
NC
INVERTER
J
4
B
16
6
9
11
D
15
H
L
10
K
3
5
12
C
F
1
E
8
G
14
A
2
13
I
7
S402
S-AIR ID
A UB UC
S401
PAIRING
R474
100
R473
100
(AEP, UK)
47k
R490
(US, CND)
(Page 14)
(Page 14)
(Page 15)
(Page 20)
(Page 20)
Ver. 1.1
Note: Refer to the servicing notes “DISCRIMINATION” (page 3) for how to 
distinguish Suffi x-11 and Suffi x-12.
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