Block Diagram - Main Section - Sony NV-U74 Service Manual

5-2.

BLOCK DIAGRAM - MAIN Section -

CN4003
(USB)
SIGNAL
3
D+
SELECTOR
IC4503
SIGNAL
2
D–
SELECTOR
IC4502
D4004
4
ID
1
VBUS
R4010
+3.3V
VBUS
(Page 18) B
REGULATOR
IC4501
USB_XCHGON, USB_HPWR, XACC_IN_HUB
(Page 18) C
NV-U74
A11 STD_TXD
B11 STD_RXD
E21 USB_ID
USB DETECT
C15 USB_XDET
Q4002
USB CONTROLLER
IC4505 AC19 USB_PUP
56 D+ [0] D+ [1] 5 B22 USBC_P
1 D– [0] D– [1] 6 C20 USBC_N
51 VREF
USB_XCHGON
26 P0 [2]
USB_HPWR
25 P0 [4]
XACC_IN_HUB
46 P1 [0]
49 50
X4501
6MHz
AD21
X1001
13MHz
TOUCH SCREEN CONTROLLER
CPU
IC1001 (2/3)
AC97_SDATA_OUT C13 5 SDATAOUT
AC97_SDATA_IN_0 B13 8 SDATAIN
AC97_BITCLK A14 6 BITCLK
AC97_SYNC C12 10 SYNC
AC97_IRQ C10 46 PENDET
AC97_RESET_X A13 11 RESETB
14 X+/AUXL
TPS5001
15 X–/AUXR
TOUCH
PANEL 16 Y+/VIDL
SWITCH
17 Y–/VIDR
SP1_XMUTE D14
MEMORY STICK CONTROLLER
USBH_P1 E22 8 FSDP
9 HSDP
USBH_N1 D23 7 FSDM
6 HSDM
LED DRIVE
MSLED_EN R22 43
Q2501
D9001
(MEMORY STICK ACCESS)
MS_XINS AC11
AC21 AA23 AA22
X1002
32.768kHz
17 17
AUDIO CODEC,
IC3501
LINE AMP POWER AMP
MONOOUT 37
IC3503 IC3504
BATTERY
BMON 31
CHECK
Q3501, 3502
3 2
X3501
24.576MHz
CN9302
IC2501 (MEMORY STICK DUO)
4
DATA0
MS_D0 18
3
DATA1
MS_D1 17
5
DATA2
MS_D2 19
7
DATA3
MS_D3 23
GPIO0
8
SCLK
MS_CLK 26
2
BS
MS_BS 16
6
INS
MS_XINS 22
9
VCC
MS_3V3 25
XRST 44
3 4
X2501
12MHz
NV-U74
SP3501
BATT_CHK
(Page 18)
D
XRESET_OUT
A
(Page 16)
SIGNAL PATH
: AUDIO
: USB
: MEMORY STICK