Sony NW-A808 Oscout, Xholdkey, Keywake, SPI0CSZ2, Usbpwrctl, PM0SI, LCDPWM1, AE3 DD2VFBK, AE5

Page 38

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

Pin No.

Pin Name

I/O

Description

 

 

 

 

AC25

IO_C

-

Not used

AC26

OSCOUT

O

Sub system clock output terminal (32.768kHz)

 

 

 

 

AD1

NC

-

Not used

 

 

 

 

AD2, AD3

BDID1, BDID0

-

Not used

 

 

 

 

AD4

XHOLD_KEY

I

Key hold on/off signal input from the hold switch

 

 

 

 

AD5

KEY_WAKE

I

Wake up control signal input terminal

AD6

NC

-

Not used

AD7

SPI0_CSZ2

O

I2C mode : Address signal output to the D/A converter

SPI mode : Chip select signal output to the D/A converter

 

 

 

 

 

 

 

AD8

VDD_L1

-

Power supply terminal

 

 

 

 

AD9

IO_C

-

Not used

 

 

 

 

AD10 to

NC

-

Not used

AD13

 

 

 

 

 

 

 

AD14

AVDD_LPLL

-

Power supply terminal

AD15

AVDD_HPLL

-

Power supply terminal

AD16

NC

-

Not used

AD17

BKBAT

I

Battery voltage detection input terminal

 

 

 

 

AD18

IO_A

-

Not used

 

 

 

 

AD19

NC

-

Not used

 

 

 

 

AD20

USB_PWRCTL

O

USB power control signal output terminal

AD21

GND2

-

Ground terminal

AD22

PM0_SI

I

Serial audio date input from the D/A converter

AD23

LCD_PWM1

O

PWM signal output to the LCD back light driver

 

 

 

 

AD24

NC

-

Not used

 

 

 

 

AD25

GND3

-

Ground terminal

 

 

 

 

AD26,

NC

-

Not used

AE1, AE2

 

 

 

 

 

 

 

AE3

DD2VFBK

I

Power supply voltage feedback terminal

AE4

DD2VFBSW

O

Power supply voltage output terminal

AE5

DD2GNDA

-

Ground terminal

 

 

 

 

AE6

DD2INA

I

Power supply voltage input terminal

 

 

 

 

AE7

VDD_L0

-

Power supply terminal

 

 

 

 

AE8

VDD_L1

-

Power supply terminal

 

 

 

 

AE9

IO_C

-

Not used

AE10,

NC

-

Not used

AE11

 

 

 

 

 

 

 

AE12

DD1INA

I

Power supply voltage input terminal

AE13

IO_B

-

Not used

 

 

 

 

AE14

AVDD_LPLL

-

Power supply terminal

 

 

 

 

AE15

AVDD_HPLL

-

Power supply terminal

 

 

 

 

AE16

GND

-

Ground terminal

AE17

DD1VFBK

I

Power supply voltage feedback terminal

AE18

VDD_DSP

-

Power supply terminal

AE19

IO_A

-

Not used

 

 

 

 

AE20

VGP12IN

I

Power supply voltage input terminal

 

 

 

 

AE21

VGP3IN

I

Power supply voltage input terminal

 

 

 

 

AE22

VGP4

O

Power supply voltage output terminal

AE23

VGP5

O

Power supply voltage output terminal

38

Image 38 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 Consumption current audio playback check Power supply voltage checkOperation of the Test Mode 4-1. Power 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 Location SemiconductorUses unleaded solder 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