Sony Walkman NW-MS77DR Service Manual Download

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NW-MS77DR

5-9. SCHEMATIC DIAGRAM – POWER SECTION –

CN502

CN501

C503

C504

C507

C511

C512

C514

C524

R504

R505

R506

R507

R508

R509

R510

R511

R512

R537

D502

L502

TP504

R516

R517

R518

R519

R520

R535

R536

R513

C513

R515

C508

D501

L501

100

Q501

Q502

Q504

Q503

20P

0.1

10V

47p

6.3V

22k

0.5%

470k

100k

470k

220k

VDR510

330k
0.5%

2.2M

RSX101M-30

100k

47k

220k

470k

2.2M

100k

220k

33p

470k

RSX101M-30

XP4601-TXE

BUFFER

3LN01S-TL

POWER

SWITCH

XP151A12A2MR

SWITCHING

XP151A13A0MR

SWITCHING REG.

VCORE

REG CE

VDD CORE

VIO

BATT SENS

BATT+

VIO

VDD CORE

XPWM

ULOW BATT

GND

BATT-

GND

VDD

VSS
CE

VOUT

ECO

VDD

VSS

EXT

VDD

VSS

EXT

VOUT

VSS

VDD

IC501

S-80809CNBB-B9N-TF

IC502

XC9105D091MR

IC503

IC504

R1160N121B-TR-FA

BATTERY

(NI-MH)

RECHARGEABLE

DETECT

BATTERY LEVEL

SWITCHING REG.

+1.2V REG.

0.5%

(Page 11)

Summary of Contents for Walkman NW-MS77DR

Page 1: ... Coding3plus ATRAC3plus Frequency response 20 to 20 000 Hz single signal measurement during playback Output Headphone Stereo mini jack Signal to noise ratio S N 79 dB or more excluding ATRAC3 66 kbps Dynamic range 85 dB or more excluding ATRAC3 66 kbps Operating temperature 5 C to 35 C 67 F to 95 F Power source DC IN 1 2 V from built in rechargeable battery DC IN 4 5 V from AC power adaptor USB po...

Page 2: ... 4 4 Button MS Assy Chassis R Assy 6 4 5 NI MH Battery Power Board 7 4 6 Nand Board Main Board 7 5 DIAGRAMS 5 1 Block Diagrams 9 5 2 Schematic Diagram Main Section 1 2 10 5 3 Schematic Diagram Main Section 2 2 11 5 4 Printed Wiring Boards Main Section 12 5 5 Schematic Diagram Lcd Section 13 5 6 Printed Wiring Boards Lcd Section 14 5 7 Schematic Diagram Nand Section 15 5 8 Printed Wiring Boards Nan...

Page 3: ...please use devices conformable with the Memory Stick If Memory Stick is formatted using Windows Explorer FORMAT ERROR will be displayed and audio files cannot be played on the Network Walkman On Windows XP you can format Memory Stick properly When you format Memory Stick always perform either one of the following Follow the instructions of Formatting memory Format using the supplied Sonic Stage so...

Page 4: ...mode is activated All key inputs are completed then Nx button is pressed restart Be aware that the initialization is included on all key input MENU button EL1 blue lights on off h GROUP GROUP EL2 green lights on off button Charge control port H CN504 3 4 5 pin ACCESS LED lights on button Charge control port L CN504 3 4 5 pin ACCESS LED lights off GROUP button All LCD lights on GROUP button All LCD...

Page 5: ...play unit Page 5 4 5 MI MH battery POWER board Page 7 4 4 Case R sub ASSY Page 6 4 3 LCD board Page 6 4 6 NAND board MAIN board Page 7 Note Follow the disassembly procedure in the numerical order given 4 2 CASE U SUB ASSY PLAY UNIT 7 3 8 1 screw M1 4 4 cable flexible flat 20 core 0 shaft play 6 case U sub assy 9 play unit 5 hold bumper 2 screw M1 4 case R assy 4 1 DISASSEMBLY FROW ...

Page 6: ...UTTON MS ASSY CHASSIS R ASSY 2 1 button MS assy 5 spring shutter 4 shutter MS 6 two screws M1 4x3 3 screw M1 4 7 bracket shutter 8 chassis R ASSY case R sub assy 4 3 LCD BOARD 2 1 four craws case U sub assy 3 LCD board ...

Page 7: ...ure it to the gap on the chassis R assembly Note on assembling MAIN board On assembling MAIN board secure it to the gap on the chassis R assembly 4 5 NI MH BATTERY POWER BOARD 2 3 connector CN501 4 NI MH battery chassis R 1 connector CN502 5 POWER Board Note on assembling POWER board On assembling POWER board secure it to the gap on the chassis R assembly ...

Page 8: ...j CHECK IN IC401 microcomputer IC451 frash RAM on Main board cannot be replaced individually Replace it with Main board assembly for service IC461 463 frash RAM on NAND board cannot be replaced individually Replace it with NAND board assembly for service Note on Printed Wiring Board X parts extracted from the component side Y parts extracted from the conductor side Pattern from the side which enab...

Page 9: ...T2 OUT1 OUTCM OSCOUT XRST XCS SCL SDA OSCIN VDD ENA2 ENA1 CE INTR SI SO SCLK 2 8V L801 D801 2 8V 2 3V PI5 PC3 SCK0 SO0 PE7 AN3 SO1 SI1 SCK1 AN2 AN1 PG1 INT5 PFO INT3 RST PI1 PC2 PI7 98 ANO MSSCLK MSINS MSDIO MSBS PF3 AOUTR AOUTL PI3 VCC XPWR NAND XSTBY FCE1 FRB1 FCE0 FRB0 FCLE FAD0 7 A1 18 D0 15 FRE FWP FWE FALE CSI WE RE CS0 LB UB CE R B CE R B CLE I O1 8 A0 17 DQ0 15 RE WP WE ALE BES WE OE BEF L...

Page 10: ... MS CLK A9 A10 A11 A12 A13 A14 A15 A16 A17 D12 D13 D14 D15 D4 D5 D6 D7 D0 D1 D2 D3 D8 D9 D10 D11 A2 A3 A4 A5 A6 A7 A8 A18 XWE XWE XCS0 XCS1 XCS0 XCS1 TP404 XUB XUB XLB XLB XRE XRE A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15 A16 A17 A18 FAD0 FAD1 FAD2 FAD3 FAD4 FAD5 FAD6 FAD7 FAD0 FAD2 FAD3 FAD4 FAD5 FAD6 FAD7 FAD1 FRB0 FRB1 FRB0 FRB1 XFCE0 XFCE1 XFCE0 XFCE1 FCLE FCLE FALE FALE XFWE XFWE XFR...

Page 11: ... GND 2 BEEP B 731 DVDD2 2 3V RST VDD RTC BATT VDIO 504 3 TP513 TP514 TP515 TP516 TP517 TP519 TP518 TP520 504 4 504 5 504 8 504 9 504 10 821 3 821 4 821 10 821 11 821 12 821 13 821 14 821 15 821 17 731 2 731 3 731 4 731 7 MS DIO XMS INS MS CLK MS BS XMS PWR NC VDD VSS VOUT NC VDD VSS VOUT NC VIN CE VOUT VSS GND OUT2 IN2 STB VREF V 2 OUT1 IN1 STB TC V 1 32KOUT SCLK SO SI VSS VDD OSCIN OSCOUT CE INTR...

Page 12: ... TP704 TP705 TP703 TP513 TP514 TP409 TP410 TP407 TP408 TP406 TP855 TP853 TP854 TP857 TP511 TP858 TP702 TP401 TP402 TP404 TP405 TP508 TP851 Q512 Q511 Q513 Q507 Q516 Q514 IC511 IC508 IC513 CN503 IC512 IC509 1 5 6 10 IC731 1 5 6 10 IC301 IC451 IC401 S714 CN821 C303 C306 C305 C204 C104 CN461 C528 R556 R408 R405 R765 C419 C519 C530 C416 R763 C411 C412 C415 C518 C422 C420 C421 C523 C522 IC506 IC510 IC50...

Page 13: ...k 100k 150k 0 47 20P 20P 47k 22k 10k 1SS403 0 1 0 1 0 47 1 5 10 VDR701 VDR702 VDR703 15 20 1 5 10 15 20 LDR NC VSS NC OCL1 OCL2 NC OCL3 OCE ENA2 VHV NC OUT1 NC OUTCM OUT2 NC VDD NC ENA1 SM8145AB G EL IC801 VDD EL GND EL EL CE1 EL CE2 GND GND SGND SGND VDD IO LCD SDA LCD SCL LCD XCS LCD XRST KEY XPLAY INT XKEY1 GND HP ADC KEY1 GND HP R L XRST XCS TRS SCL SDA GND OSC2 OSC1 VCC C2 C2 C1 C1 VLCD VCI V...

Page 14: ... FB301 FB101 R824 R823 VDR701 VDR703 VDR702 R803 R822 R825 R801 R802 R804 R702 R704 R703 C801 C824 C825 C802 C822 C827 L801 D801 S703 S701 S702 S705 S704 20 1 CN822 20 1 CN823 1 20 16 6 10 5 15 11 IC801 C MAIN BOARD Page 12 LCD VOL VOL x B J301 HEADPHONE EL PANEL 2 3 4 5 6 7 A 1 B C D E F Semiconductor Location Ref No Location D801 E 7 IC801 E 5 ...

Page 15: ... FAD4 FAD5 FAD6 FAD7 FAD0 FAD1 FAD2 FAD3 FAD4 FAD5 FAD6 FAD7 VDD RTC CN465 30P VDD IO XFRE XFWE XFCE0 XFCE1 VDD IO 1 5 10 15 20 25 30 FAD0 FAD1 FAD2 FAD3 FAD4 FAD5 FAD6 FAD7 ADC KEY MENU KEY XHOLD KEY XRST LED USB TH PWR XNAND AGND GND SGND GND FRB0 FRB1 FCLE FALE XFWP NC NC NC NC NC NC NC VCC VSS NC NC NC NC NC NC NC I 08 I 07 I 06 I 05 I 04 I 03 I 02 I 01 NC NC NC NC NC GND R B RE CE NC NC NC NC...

Page 16: ...70 R772 R461 R462 R464 R463 C466 C735 PAS C462 TH746 C464 D735 Q461 D G S S713 MENU S711 HOLD L461 D781 ACCESS Q781 ECB B S715 RESET 1 2 29 30 CN465 A MAIN BOARD Page 12 12 12 1 686 828 NAND BOARD SIDE A SIDE B D401 D402 2 3 4 5 6 7 8 9 A 1 B C D E Semiconductor Location Ref No Location D401 C 5 D402 B 5 D735 E 7 D781 B 8 IC461 C 7 IC463 B 7 Q461 D 7 Q781 A 9 ...

Page 17: ...M RSX101M 30 100k 100k 47k 220k 470k 2 2M 100k 220k 33p 470k 1 RSX101M 30 XP4601 TXE BUFFER 3LN01S TL POWER SWITCH XP151A12A2MR SWITCHING XP151A13A0MR SWITCHING REG 1 5 10 15 20 VCORE REG CE VDD CORE VIO BATT SENS BATT BATT BATT VIO VDD CORE XPWM ULOW BATT NC GND BATT BATT BATT GND GND GND VDD VSS CE VOUT ECO CE VDD FB VSS EXT CE VDD FB VSS EXT VOUT VSS VDD NC IC501 S 80809CNBB B9N TF IC502 XC9105...

Page 18: ...8 R536 R505 R513 R515 C514 C513 G S D C B E Q501 E B C IC501 Q503 G S D Q504 D501 D502 VDR510 IC503 IC504 1 1 3 3 4 4 5 IC502 1 3 4 5 5 1 2 3 4 C524 2 20 1 19 CN502 B MAIN BOARD Page 12 R511 R508 R509 C508 C511 C512 L502 L501 1 2 CN501 RECHARGEABLE BATTERY NI MH Q502 BCE 2 3 4 5 A 1 B C D Semiconductor Location Ref No Location D501 B 2 D502 C 2 IC501 A 2 IC502 B 2 IC503 C 2 IC504 C 2 Q501 A 2 Q502...

Page 19: ...D VDD OSCIN OSCOUT CE INTR 32KOUT SCLK SO SI VSS 32 kHz OUTPUT CONTROL COMPARATOR W COMPARATOR D ADDRESS REGISTER I O CONTROL ADDRESS DECODER SHIFT REGISTER INTERRUPT CONTROL OSC DETECT VOLTAGE DETECT ALARM W REGISTER WEEK MIN HOUR ALARM D REGISTER MIN HOUR DIV OSC DIVIDER CORRECTION 9 10 8 7 6 2 3 4 5 1 TIMER COUNTER SEC MIN HOUR WEEK DAY MONTH YEAR ...

Page 20: ...R HP PLUG 2 8 953 218 94 RECEIVER MDR E838SP 3 3 248 478 02 SLEEVE HP 4 3 247 207 01 COVER VOL 5 3 247 204 01 KNOB VOL 6 3 247 198 01 CASE U 7 3 247 199 02 SHEET CASE ADHESIVE 8 3 247 197 01 CHASSIS U 9 X 3383 351 1 PLAY UNIT ASSY 10 3 247 202 01 SHEET WINDOW ADHESIVE 11 3 247 200 01 WINDOW 12 3 247 203 02 HOLDER LCD 13 1 805 082 11 DISPLAY PANEL LIQUID CRYSTAL 14 A 3347 278 A LCD PC BOARD ASSY 15...

Page 21: ...5 996 11 SCREW M1 4 EG PRECISION PAN 54 3 247 180 01 SCREW 1 4X3 55 NAND BOARD SUB ASSY for SERVICE 56 3 247 183 01 SPRING SHUTTER 57 3 247 181 01 SHUTTER MS 58 3 703 816 81 SCREW M1 4X6 0 SPECIAL HEAD 59 3 247 179 02 BRACKET SHUTTER 60 MAIN BOARD SUB ASSY for SERVICE 61 A 3347 276 A POWER S BOARD COMPLETE 62 1 756 325 23 BATTERY NICKEL HYDROGEN CND 62 1 756 325 33 BATTERY NICKEL HYDROGEN EXCEPT C...

Page 22: ... 1 218 973 11 RES CHIP 47K 5 1 16W R703 1 218 969 11 RES CHIP 22K 5 1 16W R704 1 218 965 11 RES CHIP 10K 5 1 16W R801 1 218 977 11 RES CHIP 100K 5 1 16W R802 1 218 971 11 RES CHIP 33K 5 1 16W R803 1 218 973 11 RES CHIP 47K 5 1 16W R804 1 218 971 11 RES CHIP 33K 5 1 16W R822 1 218 977 11 RES CHIP 100K 5 1 16W R823 1 218 977 11 RES CHIP 100K 5 1 16W R824 1 218 979 11 RES CHIP 150K 5 1 16W R825 1 218...

Page 23: ...XC6204D282MR IC511 6 704 079 01 IC S 80824CNBB B8J TF IC512 6 703 301 01 IC S 80828CNBB B8N TF IC513 6 703 300 01 IC S 80810CNBB B9O TF IC731 8 759 560 17 IC RS5C348A E2 FB TRANSISTOR Q507 6 550 746 01 TRANSISTOR 3LN01S K TL E Q511 8 729 056 42 TRANSISTOR 2SC5658T2L Q512 6 550 132 01 TRANSISTOR 2SA2029T2L Q513 6 550 132 01 TRANSISTOR 2SA2029T2L Q514 8 729 056 42 TRANSISTOR 2SC5658T2L Q516 6 550 13...

Page 24: ... VIBRATOR CRYSTAL 16MHz X402 1 795 820 21 VIBRATOR CRYSTAL 22 58MHz X731 1 795 794 21 VIBRATOR CRYSTAL 32kHz NAND BOARD SUB ASSY for SERVICE CAPACITOR C462 1 125 777 11 CERAMIC CHIP 0 1uF 10 10V C464 1 125 777 11 CERAMIC CHIP 0 1uF 10 10V C466 1 125 837 91 CERAMIC CHIP 1uF 10 6 3V C735 1 756 305 11 BATTERY PAS SECONDARY DIODE D401 8 719 056 59 DIODE MAZS120008SO D402 8 719 056 59 DIODE MAZS120008S...

Page 25: ... LIQUID CRYSTAL 18 1 824 813 11 CABLE FLEXIBLE FLAT 20 CORE 27 1 805 081 12 ELEMENT EL 62 1 756 325 23 BATTERY NICKEL HYDROGEN CND 62 1 756 325 33 BATTERY NICKEL HYDROGEN EXCEPT CND ACCESSORIES 0 1 477 496 51 ADAPTOR AC AC ES455K JE 0 1 478 432 21 ADAPTOR AC AC ES455K AEP 0 1 478 433 21 ADAPTOR AC AC ES455K UK 0 1 478 434 21 ADAPTOR AC AC ES455K CND 1 478 600 12 CRADLE UNIT NWA UC1R 1 794 451 11 C...

Page 26: ...mp 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 2004 04 New 1 1 2004 05 Addition of note on exchanging NAND board sub ASSY for service SPM 04038 ...

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