Sony Walkman NW-E8P Service Manual Download

Page: 15 / 24

NW-E8P

5-6. SCHEMATIC DIAGRAM – POWER SECTION –

See page 9 for Notes.

See page 16 for IC Block Diagrams.

See page 9 for Waveforms.

CN704

C307

C203

C103

R103

R203

R104

R204

R101

R201

C306

C304

C302

C301

C303

C305

C313

C202

C102

C311

C310

CN705

R205

R105

Q702

TP201

TP101

C309

Q902

Q701

C308

R202

R102

C101

C201

D902

L901

100

R910

C905

C904

Q905

Q906

R710

S705

S706

S702

S701

R707

R703

R704

R705

R706

R701

R702

R708

R909

R709

S704

R711

JC301

FB201

Q907

L301
10

R302

C910

D911

D912

D913

D914

Q903

L902

100

D904

D905

D903

C907

C908

R903

D908

JC902

D915

R902

JC901

R901

C901

C902

R904

L903

100

C909

R905

R906

R907

L904
10

D909

C204

C104

C312

Q301

C315

C701

Q901

C906

Q904

Q908

JC302

S703

S707

R908

C314

R301

C903

FB101

D901

0.1

0.22

4.7k

6.8k

0.1

6.3V

220

2.5V

220

2.5V

6.3V

4.7

6.3V

4.7k

DTC144EE

XP151A13A0MR

SI2305DS

6.3V

15k

0.33

MA2Z748

470k

0.01

100

6.3V

3LN01S

XP152A12COMR

470k

47k

6.8k

10k

15k

33k

47k

6.8k

10k

220

2SJ347

10V

SBS-004

MA2Z748

MA2Z728

XP151A13A0MR

MA2Z748

1SS355

100

6.3V

0.01

470k

MA2Z748

RB520S-30

470k

220

2.5V

0.01

10k

6.3V

MA2Z748

1000p

2SC4738F

0.1

1000p

D916

MA2S728

S12302DS

6.3V

XP152A12COMR

100

6.3V

6.8k

6.3V

MA2Z748

WAKE0

WAKE1

ACTRO

TSB

ELON

FS256

PCMO

BCK

LRCK

DEMP

XPDDAC

H.P POWER

MUTE

BEEP

GIOAI XHOLD

WAKE0

WAKE1

ACTRO

TSB

LCD VDD

DCDT

WAKE

USB RESET

D.GND
D.GND

XRST

EXB MONI

VDDIO2
VDDIO1

DC IN

VDD CORE(A&D)

D.GND

DBB/AVLS

LCD VDD

VDDIO2(0/2.7V)

TSB

GND

VDD

VOUT

GND

EXIT

MCLK

XPD

BICK

SDATA

LRCK

DIF0

DIF1

DEM

CKS

VCML

VCMR

VDD

VSS

VREF

LPF1

BST NF1

LPF2

BST OUT

MT TC

VCC1

IN B

IN A

BEEP OUTB

BEEP OUTA

VCC2

OUTA

PWD GND

OUTB

DET

AGC IN

PW SW

MT SW

BST SW

BEEP IN

GND

VREF IN

IC301

AK4352

D/A CONVERTER

IC302

TA2131FL

HEADPHONE

AMP

DRY BATTERY

SIZE "AAA"

MAIN BOARD

LIQUID CRYSTAL

DISPLAY

OFF

(IEC DESIGNATION LR03)

1PC 1.5V

BST NF2

AOIU L

AOUT R

LCD

SWITCH

ON/OFF

LCD

RESET

CONVERTER

DC-DC

CONVERTER

DC-DC

V REF

VOLUME-

VOUT

VSS

VIN

XC6368A281MR

LED ON

VDDIO1(1.85V/2.7V)

PLAY MODE

DISPLAY MODE

HP R-CH(+)

HP R-CH(-)

VOUT

VSS

VIN

VDD

VOUT

GND

EXIT

CONVERTER

DC-DC

IC904

XC6365A183MR

IC905

XC61CN3002NR

VOLTAGE

DET

VDD

VOUT

GND

EXIT

CONVERTER

DC-DC

CONVERTER

DC-DC

IC902

LED ON

IC903

XC61CN1502MR

XC6368A201MR

IC901

AVLS

P. MODE

DISPLAY

CN702

(1/2)

CONVERTER

DC-DC

MEGABASS/

JOG

(L-CH)

(R-CH)

SP1

SP2

+B SWITCH

REW

Summary of Contents for Walkman NW-E8P

Page 1: ... 95 F Power source LR03 Size AAA alkaline battery Battery life Approx 7 hours Mass approx 90g 3 2 oz battery included Memory capacity 64MB including the system software 60 6MB available Supplied accessories LR03 Size AAA alkaline battery 1 Attachments 1 for left 1 for right Dedicated USB cable 1 Carrying pouch 1 CD ROM OpenMG Jukebox installation disc 1 NW E8P Operating Instructions 1 OpenMG Jukeb...

Page 2: ...aged by heat TABLE OF CONTENTS Replacement of CXD9644GG IC710 used in the set requires a special tool z UNLEADED SOLDER Boards requiring use of unleaded solder are printed with the lead free mark LF indicating the solder contains no lead Caution Some printed circuit boards may not come printed with the lead free mark due to their particular size LEAD FREE MARK Unleaded solder has the following cha...

Page 3: ...y 1 AVLS indication 2 MEGA BASS indication 3 Battery remain indication 4 Play mode indication 5 Text graphic information display 1 DISPLAY button 2 VOLUME button 3 HOLD switch 4 Jog lever 5 Dedicated USB jack 6 Display 7 MEGA BASS AVLS button 8 P MODE button 9 Ear pad 0 Battery compartment 1 2 3 4 5 6 7 8 rear of the left player 9 0 1 2 3 4 5 ...

Page 4: ...humb and middle finger and then open the attaching part with your forefinger 2 Hook the cured part around the back of your ear and twist it to the earlobe direction to sit it on your ear If your hair hangs over your ear please push back your hair before attaching it 3 Adjust the position of the player to fix it comfortably If you cannot attach the player to your ear comfortably Confirm the positio...

Page 5: ...etwork Walkman continued On the display 1 AVLS indication page 13 The indication lights up while the AVLS function is activated 2 MEGA BASS indication page 13 The indication lights up while the MEGA BASS function is activated 3 Battery remain indication page 7 The remaining battery power is displayed 4 Play mode indication page 14 The selected play mode is displayed 5 Play status Track number disp...

Page 6: ...SY Arm lid R 4 Remove solder 2 places 2 Turn to clockwise to release lock Red Black Black 7 Screw B1 7x5 5 Screws B1 7x5 7 Screw B1 7x5 Front plate Red Ear pad Driver ASSY SP2 Driver ASSY Marking red Red Glue Black Connection of driver ASSY Arm lid R rear side Installation of holder lid R and arm lid R Claw Holder lid R rear side Holder lid R 5 3 1 Holder R ASSY 2 LCD flexible board Power board CN...

Page 7: ...4 core Wiring of cord 4 core Arm lid L Front plate 2 Turn to clockwise to release lock 5 Screws B1 7x5 8 Screw B1 7x5 8 Screws B1 7x5 7 Open the battery lid Driver ASSY SP1 Holder lid L Holder L ASSY MDD flexible board 4 Remove solder 2 places Note When soldering paying attention as holder L doesn t transform it by a heat Installation of holder lid L and arm lid L Claw Holder lid L Lid L arm rear ...

Page 8: ...st mode Open Normal mode 1 4 regulated DC power supply Connecting cable supplied with the set USB Connector 1 784 009 11 or 1 779 676 11 Set Battery terminal CN701 USB Connector regulated DC power supply LCD Check Ver destination display All display lit All display off Flash memory bad block check Bx Bx Destination setting Contrast adjustment Low voltage check Bx Bx High DC detection check Low DC ...

Page 9: ...f CSP chip size package cannot be measured because its lead layout is different form that of conventional IC Replacement of IC710 used in the set requires a spe cial tool 2 VOLT DIV 1 V AC TIME DIV 20 µsec VOLT DIV 1 V AC TIME DIV 20 µsec 3 Q902 D IC901 5 EXT VOLT DIV 1 V AC TIME DIV 5 µsec 4 Q903 D 1Vp p 22 5792MHz 2 8Vp p 3Vp p 2 2Vp p 10 µsec IC701 zb XTO MAIN SECTION POWER SECTION LCD check Ch...

Page 10: ...1 A6 D0 DACK DREQ XRST XCS XWR XRD XINT D15 D12 XTRST TRON VBUS D D USB DEVICE CONTROLLER VOUT VIN POWER SWITCH USB CE I O0 I O7 I O8 I O15 1D 1Q 6Q 6D 25 32 41 48 3 4 7 8 13 14 2 5 6 9 12 15 17 22 40 37 34 23 163 170 173 180 3 4 4 4 1 4 BUS DRIVER CLK 8 9 10 11 12 13 1 2 3 USB B FRIO 0 15 FRIO 1 6 FRIO 0 15 VDD CORE CONTROL SYSTEM CN701 USB CONNECTOR USB D USB D VBUS FRRST USB INT USB DREQ USB XD...

Page 11: ...712 C701 JC722 X701 TP702 TP3 TP701 TP703 TEST C729 C739 C738 IC820 CN701 USB CONNECTOR IC752 IC710 4 4 1 1 1 2 2 3 3 5 5 5 1 5 14 10 8 7 IC852 1 5 15 20 11 10 IC853 IC8514 1 2 3 5 D784 D783 CN702 C616 C807 T701 IC761 IC810 4 1 2 3 1 5 10 15 24 20 48 45 40 35 30 25 IC751 13 13 1 681 242 13 13 1 681 242 MAIN BOARD SIDE B MAIN BOARD SIDE A FB702 FB704 P 7 0 1 D 7 8 1 FB703 1 1 2 10 10 C809 10 12 13 ...

Page 12: ...RST NC NC NC NC I O15 I O14 I O13 I O12 I O11 I O10 I O9 I O8 NC NC VCC VCC VSS VSS NC NC I O7 I O6 I O5 I O4 I O3 I O2 I O1 I O0 NC XSE NC NC NC NC R XB XRE XCE NC NC VCC VSS NC NC CLE ALE XWE XWP XEX RST NC NC NC NC I O15 I O14 I O13 I O12 I O11 I O10 I O9 I O8 NC NC VCC VCC VSS VSS NC NC I O7 I O6 I O5 I O4 I O3 I O2 I O1 I O0 FLASH RAM IC751 FLASH RAM D6 D5 D4 D3 D2 D1 D0 VDDIO1 VSSIO1 A18 A17...

Page 13: ...R IO2 FR IO3 FR IO4 FR IO5 FR IO6 FR IO7 FR IO8 FR IO9 FR IO10 FR IO11 FR IO12 FR IO13 FR IO14 FR IO15 USB INT USB DREQ USB XRST USB XDACK FR IO1 FR IO2 FR IO3 FR IO4 FR IO6 FR IO5 VCC GND 1A 1B 1Y 2A 2B 2Y 4A 4B 4Y 3A 3B 3Y GND 4Q 4D 3D 3Q 2Q 2D 1D 1Q XOE CLK 5Q 5D 6D 6Q 7Q 7D 8D 8Q VCC IC853 IC852 SN74LVC32APWR SN74LVC374APWR D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 GND VCC XOUT XIN GND VCC A1 A2 A3 A4 A...

Page 14: ... G Q906 IC902 IC903 1 5 16 9 1 6 7 12 13 18 19 24 8 IC301 IC302 S704 HOLD S702 VOLUME S701 VOLUME S706 DISPLAY S705 P MODE S707 MEGEBASS AVLS ON OFF POWER BOARD SIDE B POWER BOARD SIDE A 12 12 1 681 243 1 681 246 11 1 681 245 11 12 12 1 681 243 LCD FLEXIBLE BOARD LCD UNIT SP1 SPEAKER L CH RED GREEN GREEN CLEAR RED CLEAR SP2 SPEAKER R CH A MAIN BOARD CN702 DRY BATTERY SIZE AAA IEC DESIGNATION LR03 ...

Page 15: ...0k 1M 220 2 5V 0 01 10k 47 6 3V 1M 1M 1M MA2Z748 1000p 1000p 1 2SC4738F 0 1 1000p D916 MA2S728 S12302DS 10 6 3V XP152A12COMR XP152A12COMR 1M 100 6 3V 6 8k 10 6 3V MA2Z748 WAKE0 WAKE0 WAKE1 WAKE1 ACTRO ACTRO TSB TSB ELON ELON FS256 PCMO BCK LRCK DEMP XPDDAC H P POWER MUTE BEEP GIOAI XHOLD WAKE0 WAKE1 ACTRO TSB LCD VDD DCDT WAKE USB RESET D GND D GND D GND D GND XRST EXB MONI VDDIO2 VDDIO1 DC IN VDD...

Page 16: ... 6D C6 C5 5D V REF MT SW BST SW BEEP 19 20 21 22 23 24 18 17 16 15 14 13 PW SW 12 11 10 8 7 BST1 9 BST2 6 5 4 3 2 1 BST AGC PW B PW A ADD TC MT VCC1 INB INA BEEP OUTB BEEP OUTA VCC2 OUTA PWR GND OUTB DET AGC IN BST OUT BST NF2 LPF2 BST NF1 LPF1 VREF VREF IN GND BEEP IN BST SW MUTE PWSW R B HIGH VOLTAGE GENERATOR ADDRESS REGISTER COLUMN BUFFER COLUMN DECORDER DATA REGISTER SENSE AMPLIFIER MEMORY CE...

Page 17: ...ption Remark Ref No Part No Description Remark 6 1 L CH SECTION 1 3 228 499 01 LID L HOLDER 2 3 228 509 01 LID BATTERY CASE 3 3 228 510 01 KNOB BATTERY CASE LID 4 2 647 241 11 SCREW B1 7X5 5 3 228 516 01 TERMINAL BATTERY 6 3 229 875 01 SPRING BATTERY CASE LID 7 3 228 515 01 TERMINAL BATTERY 8 1 757 760 11 CORD 4 CORE 9 3 228 517 01 BUSHING 10 1 681 245 11 MDD FLEXIBLE BOARD 11 3 228 501 01 LID L A...

Page 18: ...D SUB ASSY 58 3 331 685 01 SPACER OPEN KNOB 59 A 3021 416 A POWER PC BOARD ASSY 60 3 228 519 01 LID USB 61 3 228 517 01 BUSHING 62 X 3380 945 1 HOLDER R ASSY 63 3 228 514 01 BUTTON FUNCTION 64 3 228 502 01 LID R ARM 65 1 476 626 11 LCD UNIT 66 1 681 246 11 LCD FLEXIBLE BOARD 67 3 228 508 01 PLATE FRONT SP2 X 3380 946 1 DRIVER ASSY R CH 63 62 61 59 58 57 54 67 66 64 65 52 52 52 53 51 55 56 60 SP2 n...

Page 19: ...0 11 CERAMIC CHIP 0 1uF 16V C733 1 107 820 11 CERAMIC CHIP 0 1uF 16V C734 1 107 820 11 CERAMIC CHIP 0 1uF 16V C735 1 107 820 11 CERAMIC CHIP 0 1uF 16V C736 1 107 820 11 CERAMIC CHIP 0 1uF 16V C737 1 107 820 11 CERAMIC CHIP 0 1uF 16V C738 1 107 820 11 CERAMIC CHIP 0 1uF 16V C739 1 107 820 11 CERAMIC CHIP 0 1uF 16V C740 1 107 820 11 CERAMIC CHIP 0 1uF 16V C741 1 107 820 11 CERAMIC CHIP 0 1uF 16V C75...

Page 20: ...R CRYSTAL 22 5792MHz X801 1 781 651 21 VIBRATOR CRYSTAL 12MHz A 3021 416 A POWER BOARD COMPLETE CAPACITOR C101 1 128 934 11 CERAMIC CHIP 0 33uF 20 10V C102 1 135 868 91 TANTAL CHIP 220uF 20 2 5V C103 1 165 128 11 CERAMIC CHIP 0 22uF 16V C104 1 164 937 11 CERAMIC CHIP 0 001uF 10 50V C201 1 128 934 11 CERAMIC CHIP 0 33uF 20 10V C202 1 135 868 91 TANTAL CHIP 220uF 20 2 5V C203 1 165 128 11 CERAMIC CH...

Page 21: ... 15K 5 1 16W R103 1 208 635 11 RES CHIP 10 5 1 16W R104 1 218 961 11 RES CHIP 4 7K 5 1 16W R105 1 218 961 11 RES CHIP 4 7K 5 1 16W R201 1 218 963 11 RES CHIP 6 8K 5 1 16W R202 1 218 967 11 RES CHIP 15K 5 1 16W R203 1 208 635 11 RES CHIP 10 5 1 16W R204 1 218 961 11 RES CHIP 4 7K 5 1 16W R205 1 218 961 11 RES CHIP 4 7K 5 1 16W R301 1 218 963 11 RES CHIP 6 8K 5 1 16W R302 1 218 931 11 RES CHIP 15 5 ...

Page 22: ... LCD UNIT 66 1 681 246 11 LCD FLEXIBLE BOARD SP1 X 3380 946 1 DRIVER ASSY L CH SP2 X 3380 946 1 DRIVER ASSY R CH ACCESSORIES 501 1 757 759 11 CORD CONNECTION USB 5P 502 3 231 263 01 ATTACHMENT L 503 3 231 264 01 ATTACHMENT R 3 231 827 01 POUCH CARRYING 3 237 113 21 APPLICATION SOFT CD ROM AEP 3 237 113 31 APPLICATION SOFT CD ROM E 3 237 114 11 MANUAL INSTRUCTION ENGLISH 3 237 114 31 MANUAL INSTRUC...

Page 23: ...23 NW E8P ...

Page 24: ...jump to the revised page Also clicking the version at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2001 10 New 1 1 2002 10 Change the MAIN PC BOARD ASSY to the MAIN BOARD SUB ASSY SPM 02043 ...

Search results

Summary of Contents for Walkman NW-E8P

Reviews:

Related manuals for Walkman NW-E8P

Brands by name

Popular brands

Sony Walkman NW-E8P, Service Manual

Search results

Summary of Contents for Walkman NW-E8P

Reviews:

Related manuals for Walkman NW-E8P

Brands by name

Popular brands