Sony PHA-1A Service Manual page 33

1-2. SCHEMATIC DIAGRAM - MAIN Section (1/4) (PHA-1AEU) -
1 2 3
MAIN BOARD (1/4)
A
(Page 6)
>001S BATT_STATUS
BATT_STATUS
BATT_CHECK
MAIN BATT_CHECK
BOARD
(4/4)
HP_XMUTE1
HP_XMUTE1
HP_XMUTE2
B >002S HP_XMUTE2
DACOUT_LP
DACOUT_LP
MAIN
DACOUT_LN
BOARD DACOUT_LN
DACOUT_RP
(2/4)
DACOUT_RP
(Page 4) DACOUT_RN
DACOUT_RN
CN602
INPUT
(For iPhone/iPad/iPod)
C
1
VBUS
D–
D+
4
GND
D
>003S
VDD50_VG
MAIN PGND
BOARD
VDD33_VF
(3/4)
(Page 5)
R652
100k
>004S
PWR_CTRL
E MAIN
BOARD
D602
(2/4) 1SS400SMGJT2R
(Page 4)
F
G
R651
1M
H
X601
12MHz
CN601
INPUT
(For PC/WALKMAN/Xperia)
I
1
CL205
CL208
5
J
R453
WM_VBUS
100k
K
S591
>005S
V_OUT
WALKMAN/Xperia
DETECT
MAIN
BOARD
(4/4)
(Page 6)
WM_XDET
Q404
RAF040P01TCL
L
3.3 0
S
R459
470k
Q404, 405 3.2
B+ SWITCH
R655
470k
0
M
Q405
LSK3541FS8T2L
R458 S
1M
PHA-1A/1AEU
4 5 6 7
R406
33
0
0
R407 3.3
33
1.7
Q401
1.8
RAF040P01TCL C404 C408
0.1 2.2
3.3
5 5
3.3
S
C403 C409
0
2.2 1
2.8
0
R456 CL403
470k
0
R654 D603
10k 1SS400SMGJT2R
Q401, 403
B+ SWITCH
0
3.9
R409
150
Q403
LSK3541FS8T2L
S
C410 C628
4.7 0.1
IC402
S592
RESET SIGNAL GENERATOR (SERIAL No. WRITE)
IC402
PST8428UL
3.3 2 3 1.6
R461
VDD CD
1k
1 4 3.3 CL401
GND OUT
C421 C412
0.001 0.001
C631 C625 R413 C411 C402
0.1 0.1 100k 0.1 0.1
C609
8p
C608
R609
8p
12k
0 1
XSCO
0 2
VCCHSRT
3
C627
2.2 GNDHSRT
0 4
RREF
0 5
USBDM
0 6
USBDP
0 7
VCCA_U20
8
GNDA_U20
3.3 9
VCC3V
2.5 10
VCC
11
C611 GND
IC601
12
10
XGPI_0
13
XGPI_1 USB AUDIO PROCESSOR
C610 14
IC601
XGPI_2
1
CM6631A
15
XGPI_3
16
XGPI_4
17
XGPI_5
18
GND
19
XPWDN
20
XD6
21
XD7
C626 22
XD0
2200p
23
XD1
24
C632 XHDA_BCLK
25
0.1
XHDA_SDI
C630
0.1
R657
0
8 9 10 11
R450 R452 R451 R428 R432
100k 0 0 10k 470p
C407 C228
0.1 10
JL602
JL603
R422
22k
37 24 0
UHD– BCLK_IN_AUX
38 23 0
UHD+ SDAT_IN_AUX
39 22
VDD3 NC CL402
40 21 3.3
VSS3 CP_RST
41 20
IC401
UFILT VSS2
42 19 3.3
AFILT VDD2
43 USB CONTROLLER 18 1.8
MUTE 1 MCLK_OUT
IC401
44 17 0
LC87F17C8AUWA-2H
MUTE 2 MCLK_IN
45 16 3.3
LED1 AUX_SW
46 15
BATT_CK VBUS_SW
47 14
NC –
48 13 3.3
VBUS-OFF CP_SDA
R420
0
R421 R454
4.7k 100k
R424
0
CL404
R624
0
X401
12MHz
0
0.9
C416
10p Q402
LSK3541FS8T2L
S
AUX SWITCH
R457 C417 R419
100k 10p 4.7k
C414 C621 C418
0.1 0.1 0.1
75 0 ADD09
XPEE_A9
74 0 ADD08
XPEE_A8
73 3.3
VCC3V
72 0 ADD07
C624
XPEE_A7
0.1
71 0 ADD06
XPEE_A6
70 0 ADD05
XPEE_A5
69 0 ADD04
XPEE_A4
68 0 ADD03
XPEE_A3
67 0 ADD02
XPEE_A2
66 0 ADD01
XPEE_A1
65 0 ADD00
R617
XPEE_A0
2.2k
64 3.2
XMSCL
63 3.2
XMSDA
62 R616
XGPIO_15 2.2k
61
GND
60
XGPIO_14 C629
R615
59
0.1
2.2k
XGPIO_13
58
XGPIO_12
57 3.2 C623
R614
XSSCL 0.1
2.2k
56 3.2
XSSDA
55
R613
XRSTO ADD11 0 1
0
54 0.9 C622
XGPIO_7 ADD09 0 2
0.1
53 3.3
VCC3V ADD08 0 3
52
XGPIO_11 ADD13 0 4
R455
51
100k
XGPIO_10 ADD14 0 5
6
WE 3.3 7
3.3 8
9
0 10
ADD15 0 11
ADD12 0 12
ADD07 0 13
ADD06 0 14
ADD05 0 15
ADD04 0 16
R619
4.7k
3 3
12 13 14 15
JL601
SPI_RESET
DAC_MCLK
USB_MCLK
AUX_SW
SPI_RESET
SPI_SDA
IC403
MFI
IC403
MFI337S3959
SPI_SCL
AUX_SW
ENU_RDY
SPI_SDA
SPI_SCL
R308
51
DAC_LRCLK 1.6 1
LRCIN
DAC_SDATA R309 51 0 2
DIN
R310 0
DAC_BCLK 1.6 3
BCKIN
4
MODE8X
IC602
DAC_MCLK 1.8 5
SCLK
R311 6
FLASH MEMORY 0 DIFFHW
7
IC602
DGND
SST39LF010-55-4C-WHE
3.3 8
DVDD
32 3.3 OE 5 9
A11 OE AVDDR
31 0 ADD10 10
A9 A10 AGNDR
30 0 CE 2.4 11
A8 CE VMIDR
29 0 DAT07 DACOUT_RP 2.4 12
A13 DQ7 VOUTRP
28 0 DAT06 DACOUT_RN 2.4 13
A14 DQ6 VOUTRN
27 0 DAT05 14
NC_6 DQ5 AGND
26 0 DAT04
WE DQ4
C310
25 0 DAT03
0.1
VCC DQ3
24
NC_9 VSS
23 0 DAT02
C311
A16 DQ2
10
22 0 DAT01
A15 DQ1
21 0 DAT00
A12 DQ0
C313
20 0 ADD00
0.1
A7 A0
19 0 ADD01
A6 A1
18 0 ADD02
C312
A5 A2
10
17 0 ADD03
A4 A3
C217 C300 C301 C304
0.1 10 10 10
Note: The following parts on the MAIN board cannot replace with single.
When these parts are damaged, replace the complete mounted board.
IC301, IC401, IC403, IC601, IC602
PHA-1A/1AEU
16 17 18 19
R307
100
28 3.3
ML/I2S
27 0 R306 100
MC/DM1
R305 100
26 0
MD/DM0
R304 100
25 3.3
MUTEB
24 0 R303 100
MODE
R302 10k
23 3.1
CSBIWO
22
RSTB
21
ZERO
20 5
AVDDL
19
AGNDL
18 2.4
VMIDL
17 2.4 DACOUT_LP
VOUTLP
16 2.4 DACOUT_LN
VOUTLN
15 5
AVDD C308
10
IC301
C309
0.1
D/A CONVERTER
IC301
WM8740SEDS/RV
>006S
VDD3_3_DAC
VDD50_VD MAIN
BOARD
C362 C303 C305
0.1 0.1 10 (3/4)
(Page 5)