Sony PHA-1A - Diagrams; Block Diagram

PHA-1A/1AEU
PHA-1A/1AEU
99
SECTION 3
DIAGRAMS
3-1. BLOCK DIAGRAM
VOLUME BOARD
3
2
4
1
CN601
INPUT
(FOR PC/WALKMAN/Xperia)
3
2
1
CN602
INPUT
(FOR iPhone/iPad/iPod)
USBDP SDAT_IN_AUX
BCLK_IN_AUX
LRCK_IN_AUX
MCLK_IN
AUX_SW
6 89
USBDM
5
XMDAC_SDOUT0
93XMDAC_SCLK
94XMDAC_LRCK
95XMDAC_MCLK
XPEE_D0 – XPEE_D7
XPEE_A0 – XPEE_A15
VCCHSRT2
VCCA_U207
VDD33_VF
XPEE_WRN83
XPEE_CEN82
XPEE_RDN84
B+ SWITCH
Q404, 405
B+ SWITCH
Q595, 710
B+ SWITCH
Q711 – 713
B+ SWITCH
Q401, 403
B+ SWITCH
Q501, 502
FLASH MEMORY
IC602
WE
CE
OE
DQ0 – DQ7
A0 – A15
7
30
32
CP_RST
21
CP_SDA13
CP_SCL12
MFI
IC403
RST
SDA
SCL
7
2
6
26SDAT_OUT
27BCLK_OUT
28LRCK_OUT
18MCLK_OUT
54
23
24
25
17
16XGPIO_7
1XSCO
100XSCI
43MUTE 1
44MUTE 2
UHD+38
UHD–37
VBUS-OFF48
45LED1
AUX SWITCH
Q402
AUDIO AMP
IC001
HEADPHONE AMP
IC002
MUTING
SWITCH
Q002
GAIN
CONTROL
IC101
OVER VOLTAGE
PROTECT
IC704
OVER CURRENT
PROTECT
IC509
CURRENT LIMIT
SWITCH
Q719 – 721
CURRENT LIMIT
CONTROL
Q718
X601
12MHz
7CF2
6CF1
X401
12MHz
1SERIAL-SW
46BATT_CK
USB AUDIO PROCESSOR
IC601
USB CONTROLLER
IC401
DIN
BCKIN
LRCIN
SCLK
2
3
1
5
D/A CONVERTER
IC301
R-CH
R-CH
R-CH
VDD33_VF
2/RES VDD33_VF
D+
D–
VBUS
VOLTAGE LEVEL
DETECT
IC705
DC/DC
CONVERTER
IC507
POWER
CONTROL
Q508, 509
POWER
CONTROL
IC511
+3.3V
REGULATOR
IC510
+5V
REGULATOR
IC502
RESET SIGNAL
GENERATOR
IC402
RESET
SWITCH
Q722, 723
3
2
1
CN701
DC IN 5V
DC/DC
CONVERTER
IC500
S591
(WALKMAN/Xperia DETECT)
S592
(SERIAL No. WRITE)
17VOUTLP
LOUT
16VOUTLN
12VOUTRP
13VOUTRN
C_LED
RC4
RC3
1
5
6
RC2
7
CHD_PGOOD
4
CHARGE CONTROLLER
IC702
12D+
9RC0
11D–
2TEMP
LIN
PWR_CTRL
HP JACK BOARD
LEFT
RIGHT
DC SERVO
IC003
8RC1
OUT
OUT
10
11
BATTERY CHARGER,
POWER CONTROLLER
IC701
13IN
5EN2
12ILIM
3BAT
6EN1
9CHG
7PGOOD
2BAT
BAT1
LITHIUM ION
SECONDARY BATTERY
LED DRIVE
Q702, 703,
716, 717
VDD33_VF
POWER/CHG
D701
RESET SIGNAL
GENERATOR
IC508
SOFT START
SWITCH
Q510 – 513
VDD50_VB
+5V
REGULATOR
IC504
VDD50_VD
+3.3V
REGULATOR
IC512
VDD3_3_DAC
–5V
REGULATOR
IC503
DC/DC
CONVERTER
IC501, Q503
VDDN50_VC
+3.3V
REGULATOR
IC506
VDD33_VF
–5V
REGULATOR
IC505
VDDN50_VE
: iPhone/iPad/iPod
: WALKMAN/Xperia
: AUDIO (ANALOG)
: AUDIO (DIGITAL)
SIGNAL PATH
(GRN)
(RED)
S001
GAIN
HIGHNORMAL
S001
GAIN
HIGHLOW NORMAL
F701
VDDN50_VC
VDD50_VD
GAIN
CONTROL
Q003
+
(PHA-1A)
(PHA-1AEU)
R-ch is omitted due to same
Ver. 1.1