Sony Ericsson NWZ-A826K, NWZ-A828 Printed Wiring Board Main Board Side B Uses unleaded solder

Page 21

NWZ-A826/A826K/A828/A828K/A829

5-4. PRINTED WIRING BOARD - MAIN Board (Side B) - • : Uses unleaded solder.

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

A

MAIN BOARD

(SIDE B)

TB301

C329

C327

B

(CHASSIS)

10

11

A

CN301

D201

J301

A

2

1

J

HP FLEXIBLE

C330

C310

R105

TB901

PRINT BOARD

C313

C107

C207

R205

C312

C328

C316

C

L451

P

+

C453

R467

(CHASSIS)

IC453

16

9

C308

IC301

C315

17

8

R310

E6

D6

C6

B6

A6

C314

IC302

6

4

C311

7

F5

E5

D5

C5

B5

A5

33

C306

3

1

F4

E4

D4

C4

B4

A4

C326

R302

R304

R305

R859

24

1

C854

25

32

F3

E3

D3

C3

B3

A3

R315

FB851

C303

R314

R855

D

C633

C301

C302

R312

FB601

R630

R857

F2

E2

D2

C2

B2

R604

R851

F1

E1

D1

C1

B1

25

24

C853

R858

R605

R769

JL004

JL003

C634

R774

JL002

R775

R776

E

JL001

R777

IC751

C753

JL005

C752

R778

R753R862

R853

FB852

R779

R756

R780

R781

F

48

1

(NWZ-A828/A828K/A8729)

LITHIUM ION

25

24

STORAGE

BATTERY

3.7V 610mAh

1

2

R667

G

FB609

R511

R520

IC503

R757

C611

R918

C921

C920

C916

C914

C913

C905

C904

IC752

(NWZ-A829)

(NWZ-A828/A828K)

R912

R910

1

2

C516

R603

IC504

A2

B2

C755

IC903

CN901

A1

B1

R754

4

1

R930

C919

20

11

R909

5

C908

6

4

R759

B1

A1

R933

21

10

R931

C511

R751

C754

R764

1 3 4

IC508

C923

C903

L901

R762

B2

A2

IC901

R901

IC902

CN602

D

1

3

R763

R927

R923

R602

R907

R904

R521

R510

R926

C912

R929

L902

41

C518

C517

Q901

3

R908

R911

C512

R758

B2

B1

H

G

S

1

2

S

G

A2

A1

R522

A1

A2

IC509

C924

C917

C902

R919

R920

30

1

C2 B2

S601

R932

R928

C922

Q901

IC602

C1 B1

31

40

R760

RESET

R922

C918

48

1

D

R906

R913

R914

R916

C910

C909

TB851

R755

R761

R671

R765

R504

R503

R505

R767

(NWZ-A829)

11

SHEET KEY

1-875-443-

(11)

(CHASSIS)

I

• Semiconductor Location

Ref. No.	Location		Ref. No.	Location		Ref. No.	Location		Ref. No.	Location
D201	B-12		IC503	G-11		IC751	E-13
			IC504	H-11		IC752	G-13		Q901	H-5
IC301	C-15		IC508	G-16		IC901	H-8		Q903	H-4
IC302	C-14		IC509	H-15		IC902	H-4
IC453	D-2		IC602	H-9		IC903	H-4

Note 1: When the MAIN board is replaced, format it according to the “NOTE OF MAIN BOARD REPLACING” (refer to page 4) of the servicing notes.

Note 2: CN602, IC301, IC302, IC453, IC503, IC508, IC509, IC602, IC751, IC752, IC901 and IC902 on the MAIN board cannot exchange with single. When CN602, IC301, IC302, IC453, IC503, IC508, IC509, IC602, IC751, IC752, IC901 and IC902 on the MAIN board are damaged, exchange the entire mounted board.

NWZ-A826/A826K/A828/A828K/A829

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Image 21

Contents 889-048-01 NWZ-A826/A826K/A828/A828K/A829NWZ-A826/A826K/A828/A828K/A829 Diagrams DisassemblyFlexible Circuit Board Repairing Section Servicing NotesAEP, UK NWZ-A826KNWZ-A828K General SectionSection Disassembly Disassembly FlowCover REAR, Rear Assy Main Board BatteryLCD Assy Section Test Mode Power supply voltage checkOperation of the Test Mode 4-1. Power Standby current check Battery voltage detection 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 Liquid crystal display is checked OtherSound pressure regulation setting Destination settingKey check Frequency check that presses keyClear stereo setting No cable Clear stereo setting With cableBASS-Gain/Fc setting TREBLE-Gain/Fc settingBluetooth address setting Bluetooth address is set Bluetooth connection checkShutdown Section Diagrams Block Diagram PANEL, Power Supply Section For Schematic Diagrams For Printed Wiring BoardsSide a Side BSemiconductor Location Printed Wiring Board Main Board Side a Uses unleaded solderPrinted Wiring Board Main Board Side B Uses unleaded solder 123 Main Board 1/7 IC701 123 Main Board 3/7 Board See page 32 for IC Block DiagramsMain Board Main Board 6/7 Main Board 7/7 Uses unleaded solder SW Board Side a SW Board Side B123 SW Board 1/2 SW Board 2/2 IC301 XC6401FF58DR IC Block Diagrams Main BoardSW Board MAX8671CETL+TG069IC Pin Function Description IOB NandwezGND VccvbusNandale NANDRBZ0NANDDA2 VDDL1Usbsuspd LcdenableNANDRBZ1 BtxrstNANDCEZ0 ResetzLCDB0 LCDG4, LCDG5Sdrcasz VloginWakeup PsmlodetSDRA0 TustoSdrclk TM2AD5 Keywake AD4 XholdkeyAD6 AD7 SPI0CSZ2DD1VFBK2 DD1INB1, DD1INB2DD1GNDA VGP1Cover Rear Section Section Exploded ViewsRear Assy Section Main Board Section 106 1-756-702-11 BATTERY, Lithium ION StorageFront Section Main Section Electrical Parts ListMULTIPLE, Connector CONNECTOR, FFC/FPC ZIF 11PLED SMLA13BDTT86ST Bluetooth Ceramic Chip 5PFCOIL,COMMONMODECHOKE SMD1210 InductorTransistor Transistor EMX18SWITCH, Tactil Reset Short Chip SwitchSWITCH, Slide Hold Terminal TERMINAL, ContactBATTERY, Lithium ION Storage CONNECTOR, FFC/FPC ZIF 39PINBattery Assy US, CND, AEP, UK, FR, EE VaristorMANUAL, Instruction English AccessoriesNWZ-A828K AEP NWZ-A826K AEP/NWZ-A828K AEPMemo Ver Date Description of Revision Revision History