Sony NW-A808, NW-A806 service manual Section Diagrams, Block Diagram

Page 18

NW-A805/A806/A808/NWZ-A815/A816/A818

SECTION 5

DIAGRAMS

5-1. BLOCK DIAGRAM

CN851 (1/2) (WM-PORT)

D+	3	A3	DP
D–	4	A4	DM

X501	B8	XI

12MHz	C8	XO

•SIGNAL PATH : AUDIO

USB

SYSTEM CONTROLLER, POWER CONTROL,

LCD DRIVER, NAND FLASH INTERFACE,

CONTROLLER

MS INTERFACE, SD-RAM INTERFACE

IC501

IC601

CD0 – CD15

USB DATA0 – USB DATA15

AB0_D0 – AB0_D15

CA1 – CA8

USB ADDRESS1 – USB ADDRESS8

AB0_A1 – AB0_A8

PM0_SO AC22

XCS H2

F22

AB0_CSZ2

XRD G3

J19

AB0_RDZ

XDACK

F4

F23

AB0_XACK

XDREQ G4

E24 AB0_XDRQ

IC508

XINT

E3

LEVEL SHIFT

AC5 USB_INT1

CRD_LINEOUT AA1

IC509

AB14 USB_INT2

HP_XMUTE Y3

XWRH F3

D FLIP-FLOP

H16 AB0_WRZ

XWRL H3

IC505, 506

IC507

E19

FLASHCLK

PM0_SI AD22

P10

RESETZ

SPIO_SO

AC8

XRESET D1

RESET SWITCH

IC502

AB13 USB_XRST

SPIO_SK

AC7

PM0_CLK AC21

T26

CKO

PM0_SEN AB22

X603

REFCLKO

U18

SPIO_SCZ2 AD7

11.2896MHz

U26

CKI

ADA_XRST AC20

X602

AC26 OSCOUT

32.768kHz

AB26 OSCIN

LCD_R0 – LCD_R5

LCD_R0 – LCD_R5

256Mbit SD-RAM

LCD_G0 – LCD_G5

LCD_G0 – LCD_G5

IC701

SDR_DATA0 –

DQ0 – DQ31

SDR_D0O – SDR_D31

LCD_B0 – LCD_B5

LCD_B0 – LCD_B5

SDR_DATA31

A0 – A12

SDR_A00 – SDR_A12

SDR_A0 – SDR_A12

LCD_VSYNC K24

BA0

J7

AB5 SDR_BA0

LCD_HSYNC

K22

LCD_PXCLK

P23

BA1

H8

T4

SDR_BA1

CLK

J1

AA5

SDR_CLK

J8

T3

SDR_CSZ0

CS

LCD_BLTCTL

V17

CKE

J2

T1

SDR_CKE0

LCD_PWM1

AD23

WE K8

R5

SDR_WEZ

CAS

K7

U8

SDR_CASZ

RAS

J9

T5

SDR_RASZ

LCD_PCI

W2

DQM0 K9

P5

SDR_DQM0

LCD_PON

W3

DQM1 K1

R4 SDR_DQM1

DQM2 F8

R3 SDR_DQM2

DQM3 F2

R2 SDR_DQM3

VCC_DCIN

VCC_VBUS

VCC_VBAT

	NAND_D0O – NAND_D07		NAND_DA0 – NAND_DA12
		E9	NAND_CLE	VDD_UNREG
		D3	NAND_ALE
		M9	NAND_CEZ0	VDD_DDCOUT20
		C2	NAND_CEZ1	VDD_DDCOUT20
		C2	NAND_CEZ1
		B3	NAND_CEZ2
		C3	NAND_CEZ3	SYS +3.1V
	NAND	A4	NAND_WEZ	SYS +3.1V
	NAND	A4	NAND_WEZ
	BOARD	E3	NAND_REZ
		D2	NAND_RBZ0
		H8	NAND_RBZ1	USB +1.8V
		J8	NAND_RBZ2
		K8	NAND_RBZ3
		C6	KEY_AD0	USB +3.1V
		B6	KEY_AD1	USB +3.1V
		B6	KEY_AD1
	WAKE UP			USB_PWRCTL AD20
	SWITCH	AD5 KEY_WAKE
	Q603			HP/LINE +1.8V
				HP/LINE +1.8V

	S601	U13 WAKEUP
	S601	AA2 WAKEUP_INT
	RESET	AA2 WAKEUP_INT
	RESET
		G4 EXTRST

	S602 OFF		AD4 XHOLD_KEY
	(HOLD)	ON

					HEADPHONE/LINE
					SELECTOR
						IC303			J301
	A/D CONVERTER,								J301
	A/D CONVERTER,								(HEADPHONE)
	D/A CONVERTER								(HEADPHONE)
	D/A CONVERTER						NO1	2
	IC302						NO1	2
	IC302						NO2 10
							NO2 10
32	SDIN	AOUTA 11		3	COM1				CN851 (2/2)
32	SDIN	AOUTB 10		9	COM2				(WM-PORT)
		AOUTB 10		9	COM2				(WM-PORT)
							NC1	4	14 AU_L_OUT
					IN1	IN2	NC2	8	17	AU_R_OUT
					IN1	IN2
					5	7		MUTING	MUTING
								MUTING	MUTING
								Q302	Q303
								MUTING
								CONTROL
								Q301, 304
29	SDOUT	AIN1A	23						13	AU_L_IN
29	SDOUT	AIN1B	24						16	AU_R_IN
		AIN1B	24						16	AU_R_IN
2	SDA/CDIN
3	SCL/CCLK
31	SCLK
1	LRCK
30	MCLK
4	AD0/nCS
25	nRESET
		LCD_R0 – LCD_R5
		LCD_G0 – LCD_G5
	LEVEL
	SHIFT	LCD_B0 – LCD_B5
	IC803

LIQUID

CRYSTAL

DISPLAY

LCD801

LCD BACK

LIGHT DRIVER

IC802

VCC_VBUS

DCIN

20

11

USB_DET

VDD_UNREG

12

UNREG_OUT

20

SYS

DC

2

21

SYS

DC

3

DC/DC

USB

15

CONVERTER

USB

16

IC903

+3.1V

POWER CONTROL,

REGULATOR

IC602

CHARGE CONTROL

IC901

CHARGE

+1.8V

CHG_ICTL

Y2

CONTROL

11

ISET

BAT

17

REGULATOR

VDD_ANA

Q903

BAT

18

IC504

VDD_ECO

22

/DOK

VDD_DDCIO

CHG_XCHGEN

V10

4

/CEN

+3.1V

VDD_GP1

CHG_PEN2

W8

6

PEN2

VDD_GP3

REGULATOR

VDD_GP4

USB_SUSPEND

AB8

13

USUSS

IC503

LITHIUM ION

XUSB_OK

AB2

23

/UOK

VDD_HP

XCHG_DET

AC4

19

/CHG

STRAGE

VDD_LO

BATTERY

CHG_XFLT

AB4

24

/FLT

+1.8V

VDD_LOG

3.7V 610mAh

REGULATOR

VDD_PLL

IC301

U70_SOUT

T17

10

TXD/SLEEP

U70_SRIN

T18

8

RXD/WAKE

CRD_DET AB3

CRD_AD

CRD_AD

C8

9

NW-A805/A806/A808/NWZ-A815/A816/A818

18 18

Image 18

Contents Specifications NW-A805/A806/A808NW-A805/A806/A808/NWZ-A815/A816/A818 Diagrams Table of ContentsDisassembly Flexible Circuit Board RepairingFormatting Memory Format Color Variation Whenusing the headphone extension cord Parts and ControlsDisassembly Flow Rear Cabinet AssyHolder Connector Main BoardNand BOARD, SVX Switch Flexible PWB Assy About Holding the bent partSVX LCD Assy LCD801, Battery Assy Front ButtonFront Cabinet Assy Power supply voltage check Operation of the Test Mode 4-1. PowerConsumption current audio playback check Charge current check Battery voltage checkStandby current check AudioOutput check Frequency characteristic 1 checkFrequency characteristic 2 check 2. S/N checkMaximum output check CH separation L-ch checkCH separation R-ch check Normalizer checkLCD display check Sound pressure regulation level checkVideo OtherKey check Destination settingSound pressure regulation setting FormatSection Diagrams Block DiagramAudio Video Semiconductor Uses unleaded solderLocation Main Board Side B Uses unleaded solder Semiconductor LocationMain Board 1/6 Schematic Diagram Main /6 See page 28 for IC Block Diagrams IIC IC701 IC803 Main Board 6/6 IC Block Diagrams Main Board IC301 XC6401FF58DR IC303 MAX4764ETB+TG069MAX8677AETG IC Pin Function Description Pin No Pin Name DescriptionVDDL0 IOBVccvbus NANDCEZ2Vccvbat SwadpCapvbdl IdpullupAB0CSZ2 FlashclkChgvbus AB0XACKSDRDATA26 ResetzSDRDATA28 LcdhsyncSDRDQM1 VloginLcdpxclk SdrwezDspdet VpllCKI LcdbltctlAB1 VDDL0 VanainVana AB2 XusbokKeywake OscoutXholdkey SPI0CSZ2DD2LX3 DD2LX1 VGP45INDD2VFB2 DD2LX2Vaux B5OUTVCCIO2 B1OUTExploded Views Rear Cabinet Section NW-A805/A806/A808Rear Cabinet Section NWZ-A815/A816/A818 BLACK, SILVER, VIOLET, Blue models onlyMain BOARD, Nand Board Section NW-A805/A806/A808 109Main BOARD, Nand Board Section NWZ-A815/A816/A818 159Front Cabinet Section 208 207Electrical Parts List MainCeramic Chip 5PF CS42L51-CNZR Switch Nand NW-A805 E, MX, AUS, JECD-ROM Assy Russia Help Revision History