Block Diagram Panel, Power Supply Section - Sony NWZ-A826 Service Manual

NWZ-A826/A826K/A828/A828K/A829
5-2. BLOCK DIAGRAM - PANEL, POWER SUPPLY Section -
SPIO_SO, SPIO_SK, SPIO_LCD_XCS
A
SHEET KEY
C6 KEY_AD0
&
B6 KEY_AD1
S890 - 896
WAKE UP SWITCH
AD5 KEY_WAKE
Q603
S601
G4 EXTRST
RESET
OFF
S602
AD4 XHOLD_KEY
HOLD
ON
D452
LED DRIVE
AC23 BT_LEDCTL1
(BLUETOOTH)
Q452
LED DRIVE
J9 BT_LEDCTL2
IC454, Q451, 454
AC26 OSCOUT
X602
32.768kHz
AB26 OSCIN
T26 CKO
X603
11.2896MHz
U26 CKI
NWZ-A826/A826K/A828/A828K/A829
SDI
SPIO_SO SPIO_SO
SCL
SPIO_SK
CS
SPIO_LCD_XCS
RESET
LCD_PON W3
6
R0 – R5
LCD_R0 – LCD_R5
6
G0 – G5
LCD_G0 – LCD_G5
6
B0 – B5
LCD_B0 – LCD_B5
DOTCLK
LCD_PXCLK P23
HSYNC
LCD_HSYNC K22
VSYNC
LCD_VSYNC K24
DEN
LCD_ENABLE K23
ANODE
LCD_BLTCTL V17
CATHODE (1)
LED
CONTROL
CATHODE (2)
Q801
IC801
CATHODE (3)
LCD_PWM1 AD23
VCC_DCIN
VCC_VBUS
VCC_VBAT
VDD_UNREG_J
VDD_DDC3_J
VDD_DDC2_J
+3.1V
BKBAT AD17 USB +1.8V
REGULATOR
IC602
USB +3.1V
PSM_LODET U14
HP/WM-PORT +1.8V
VDD_HP_F
VDD_BT1.8_
POWER ON/OFF
BT_PWRCTL H10 CONTROL
Q903
SYSTEM CONTROLLER,
SIGNAL PATH
: VIDEO
LCD
ASSY
+1.8V
REGULATOR
IC504
+3.1V
REGULATOR
VDD_ANA_F CHG_ICTL
IC503
VDD_ECO_J
VDD_GP1_J
VDD_GP1_FB_J
CHG_XCHGEN
VDD_GP3
CHG_PEN2
VDD_GP5
+1.8V USB_SUSPEND
VDD_LO_F
REGULATOR
XCHG_DET
VDD_LOG_F
IC301
CHG_XFLT
VDD_PLL_S
+1.8V
REGULATOR
IC903
CRD_AD C8
POWER CONTROL
IC601 (2/2)
18 18
POWER CONTROL
IC901
35 SYS
DC 2
VOLTAGE
DETECT 20 EN
IC902
USB 3
23 LX1 BAT 34
8 LX2
CHARGE
LITHIUM ION
STORAGE
BATTERY
3.7V 610mAh
CHARGE
Y2 CONTROL 31 CISET
Q901
12 /DOK
V10 10 /CEN
W8 40 PEN2
AB8 1 USUS
AC4 39 CST1
AB4 37 CST2
CN851 (3/3)
(WM-PORT)
20
DCIN
11
USB_DET
12
UNREG_OUT
9
CRD_AD