Sony NW-A806 Vanain, AB1 VDDL0, AB2 Xusbok, AB3, AB4 Chgxflt, AB5 SDRBA0, AB8 Usbsuspend, AB9 IOC

Page 37

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

Pin No.

Pin Name

I/O

Description

 

 

 

 

AA25

VANAIN

I

Power supply voltage input terminal

AA26

VANA

O

Power supply voltage output terminal

 

 

 

 

AB1

VDD_L0

-

Power supply terminal

 

 

 

 

AB2

XUSB_OK

I

USB OK signal input from the charge control

 

 

 

 

AB3

CRD_DET

I

Wake up signal input from the WM-port

 

 

 

 

AB4

CHG_XFLT

I

Charge signal showing that the drive is in fault status is input

AB5

SDR_BA0

O

Bank address signal output to the 256Mbit SD-RAM

AB6, AB7

NC

-

Not used

AB8

USB_SUSPEND

O

USB suspend signal output to the charge control

 

 

 

 

AB9

IO_C

-

Not used

 

 

 

 

AB10 to

NC

-

Not used

AB12

 

 

 

 

 

 

 

AB13

USB_XRST

O

Reset signal output to the USB controller

AB14

USB_INT2

I

Interrupt request signal input from the USB controller

AB15 to

MS_DATA3,

 

 

MS_DATA2,

-

Not used

AB17

MS_DATA0

 

 

 

 

 

 

 

 

 

AB18

MS_INSZ

-

Not used

AB19

WR_LEDCTL

-

Not used

 

 

 

 

AB20

PM1_SEN

I/O

L/R sampling clock signal input/output terminal Not used

 

 

 

 

AB21

PM1_CLK

I

Serial clock signal input terminal Not used

 

 

 

 

AB22

PM0_SEN

I/O

L/R sampling clock signal input/output with the D/A converter

 

 

 

 

AB23,

GND

-

Ground terminal

AB24

 

 

 

 

 

 

 

AB25

GND1

-

Ground terminal

AB26

OSCIN

I

Sub system clock input terminal (32.768kHz)

 

 

 

 

AC1 to

IO_A

-

Not used

AC3

 

 

 

 

 

 

 

AC4

XCHG_DET

I

Charge detection signal input from the charge control

 

 

 

 

AC5

USB_INT1

I

Interrupt request signal input from the USB controller

AC6

NC

-

Not used

AC7

SPI0_SK

O

Serial data transfer clock signal output to the D/A converter

AC8

SPI0_SO

I/O

I2C mode : Serial date input/output with the D/A converter

SPI mode : Serial date output to the D/A converter

 

 

 

 

 

 

 

AC9

IO_C

-

Not used

 

 

 

 

AC10 to

NC

-

Not used

AC13

 

 

 

 

 

 

 

AC14

AVDD_LPLL

-

Power supply terminal

AC15

AVDD_HPLL

-

Power supply terminal

AC16

MS_DATA1

-

Not used

AC17

MS_BS

-

Not used

 

 

 

 

AC18

MS_SCK0

-

Not used

 

 

 

 

AC19

NC

-

Not used

 

 

 

 

AC20

ADA_XRST

O

Reset signal output to the D/A converter

AC21

PM0_CLK

I

Serial clock signal input from the D/A converter

AC22

PM0_SO

O

Serial audio date output to the D/A converter

AC23

PWM0

-

Not used

AC24

VLOIN

I

Power supply voltage input terminal

 

 

 

 

37

Image 37
Contents NW-A805/A806/A808 SpecificationsNW-A805/A806/A808/NWZ-A815/A816/A818 Disassembly Table of ContentsDiagrams Flexible Circuit Board RepairingFormatting Memory Format Color Variation Parts and Controls Whenusing the headphone extension cordRear Cabinet Assy Disassembly FlowMain Board Holder ConnectorAbout Holding the bent part Nand BOARD, SVX Switch Flexible PWB AssyFront Button SVX LCD Assy LCD801, Battery AssyFront Cabinet Assy Operation of the Test Mode 4-1. Power Power supply voltage checkConsumption current audio playback check Standby current check Battery voltage checkCharge current check AudioFrequency characteristic 2 check Frequency characteristic 1 checkOutput check 2. S/N checkCH separation R-ch check CH separation L-ch checkMaximum output check Normalizer checkVideo Sound pressure regulation level checkLCD display check OtherSound pressure regulation setting Destination settingKey check FormatBlock Diagram Section DiagramsAudio Video Uses unleaded solder SemiconductorLocation Uses unleaded solder Semiconductor Location Main Board Side BMain Board 1/6 Schematic Diagram Main /6 See page 28 for IC Block Diagrams IIC IC701 IC803 Main Board 6/6 IC301 XC6401FF58DR IC303 MAX4764ETB+TG069 IC Block Diagrams Main BoardMAX8677AETG Pin No Pin Name Description IC Pin Function DescriptionVccvbus IOBVDDL0 NANDCEZ2Capvbdl SwadpVccvbat IdpullupChgvbus FlashclkAB0CSZ2 AB0XACKSDRDATA28 ResetzSDRDATA26 LcdhsyncLcdpxclk VloginSDRDQM1 SdrwezCKI VpllDspdet LcdbltctlVana VanainAB1 VDDL0 AB2 XusbokXholdkey OscoutKeywake SPI0CSZ2DD2VFB2 VGP45INDD2LX3 DD2LX1 DD2LX2VCCIO2 B5OUTVaux B1OUTRear Cabinet Section NW-A805/A806/A808 Exploded ViewsBLACK, SILVER, VIOLET, Blue models only Rear Cabinet Section NWZ-A815/A816/A818109 Main BOARD, Nand Board Section NW-A805/A806/A808159 Main BOARD, Nand Board Section NWZ-A815/A816/A818208 207 Front Cabinet SectionMain Electrical Parts ListCeramic Chip 5PF CS42L51-CNZR Switch NW-A805 E, MX, AUS, JE NandCD-ROM Assy Russia Help Revision History