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SERVICE MANUAL

PORTABLE CD PLAYER

D-EQ550

Ver 1.0  2002.02

US Model

Canadian Model

AEP Model

E Model

Model Name Using Similar Mechanism

D-E350

MD Mechanism Type

CDM-3125ER

Optical Pick-up Mechanism Type

DAX-25E

9-873-599-01

Sony Corporation

2002B0500-1

Personal Audio Company

C

 2002.02

Published by Sony Engineering Corporation

SPECIFICATIONS

System

Compact disc digital audio system
Laser diode properties
Material: GaAlAs
Wavelength: 

λ

 = 780 nm

Emission duration: Continuous
Laser output: Less than 44.6 

µ

W (This output is the value measured

at a distance of 200 mm from the objective lens surface on the optical
pick-up block with 7 mm aperture.)

Error correction

Sony Super Strategy Cross Interleave Reed
Solomon Code

D-A conversion

1-bit quartz time-axis control

Frequency response

20 - 20 000 Hz      dB (measured by JEITA CP-307)

Output (at 4.5 V input level)

Headphones (stereo minijack)
Approx. 10 mW + approx. 10 mW at 16 

(Approx. 1 mW + approx. 1 mW at 16 

 *)

* For the customers in France

Power requirements

For the area code of the model you purchased, check the upper left
side of the bar code on the package.
• Two LR6 (size AA) batteries: 3 
V DC
• AC power adaptor (DC IN 4.5 V jack):

US, CND models: 120 V, 60 Hz
AEP, FR, EE, E models: 220 – 230 
V, 50/60 Hz

Dimensions (w/h/d) (without projecting parts and controls)

Approx. 130.6 

×

 29.8 

×

 150.5 mm

(5 

1

 ⁄

4

 

×

 1 

3

 ⁄

16

 

×

 6 in.)

Mass (excluding accessories)

Approx. 210 g (7.5 oz)

Operating temperature

5

°

C – 35

°

C (41

°

F – 95

°

F)

Supplied accessories

For the area code of the model you purchased, check the upper left
side of the bar code on the package.
Headphones (1)
Lid cover (1)
Headphones caps (1 pair)

Design and specifications are subject to change without notice.

• Abbreviation

CND : Canadian model
EE

: East European model

FR

: French model

+1
–5

www. xiaoyu163. com

QQ 376315150

9

9

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4

2

9

8

TEL 13942296513

9

9

2

8

9

4

2

9

8

0

5

1

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1

3

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TEL  13942296513  QQ  376315150  892498299 

TEL  13942296513  QQ  376315150  892498299 

http://www.xiaoyu163.com

http://www.xiaoyu163.com

Summary of Contents for CD Walkman D-EQ550

Page 1: ...k Approx 10 mW approx 10 mW at 16 Ω Approx 1 mW approx 1 mW at 16 Ω For the customers in France Power requirements For the area code of the model you purchased check the upper left side of the bar code on the package Two LR6 size AA batteries 3 V DC AC power adaptor DC IN 4 5 V jack US CND models 120 V 60 Hz AEP FR EE E models 220 230 V 50 60 Hz Dimensions w h d without projecting parts and contro...

Page 2: ... OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY Flexible Circuit Board Repairing Keep the temperature of the...

Page 3: ...the lead wire to disc motor RF signal P to P value 0 45 to 0 65Vp p Combination of Cover Plate Accessories Set Accessories ORANGE DOT BLUE BUTTERFLY BLUE JEWELRY PINK HEART SECTION 1 SERVICING NOTES Laser Diode Checking Methods During normal operation of the equipment emission of the laser diode is prohibited unless the upper panel is closed while turning ON the S801 push switch type The following...

Page 4: ...ical order given 3 2 CABINET LOWER MD ASSY 5 Claw cabinet lower cabinet front MD assy 6 q lid upper 1 5 two claws 5 claws 7 flexible board CN501 8 connector CN503 white 9 connector CN502 black 5 two claws 3 Open the battery lid 4 two screws B2 x 10 2 three screws B2 x 10 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 37631...

Page 5: ... turn table motor assy spindle M901 1 three screws B1 7 5 Chassis www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 6: ... optical pick up DAX 25E bracket Shaft gear B gear cover motor assy sled M902 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 7: ...205 TP603 TJ604 D801 TAP803 TJ405 TJ601 TJ602 TJ607 TAP805 TJ501 Q601 TJ503 TAP601 TP621 IC302 R109 C206 C610 R605 R107 D805 R617 R613 R614 R615 L601 HPLOUT AVDD AGND LD RFI AVDD LASER MON1 MON2 CLK4M FOK RF1 SCOR XBUSY C2POEN PD VBIAS OPSTB RFGO 4V TJ610 VBIAS TJ503 RFI oscilloscope AC range The CD section adjustments are done automatically in this set Precautions for Check 1 Perform check in the...

Page 8: ...O 12 47 48 49 50 RF AMP APC SERVO CORE PWM CLOCK OSC SIO WINDOW ECC ESP OUT IN IC403 2V REG 3 15 10 6 13 54 2 62 1 5 OUT IN IC402 2V REG 5 2 OUT IN IC405 RESET 5 4 OUT IN 1 CTRL IC404 5V REG DC IN 4 5V J401 L401 REGB DC IN D404 Q403 D402 D801 VBATT SWITCGING REG SWITCGING REG 4 DRY BATTERY SIZE AA IEC DESIGNATION LR6 2PCS 3V 0R RECHARGEABLE BATTERY NC WMAA NH WM2AA 2 4V S801 DOOR OPEN ON OFF S807 ...

Page 9: ...acer que par une pièce portant le numéro spécifié A B Line Power voltage is dc 3 V and fed with regulated dc power supply from external power voltage jack Voltages are dc with respect to ground under no signal conditions Voltages are taken with aVOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations ...

Page 10: ...ND DCIN VIN VCPU2 AVDD VCPU AGND LD RFI AVDD LASER MON1 MON2 AMUTE DGND CLK4M FOK 176K KEY RMKEY VG RESET SCK SDTO P O W E R L T RF1 SCOR SCK SRW SDTO SDT1 XBUSY C2FX XROF CHGMNT SEG15 SEG0 VCC2_ON C2POEN PD VBIAS MICON_VCPU OPSTB RFGO COPPER SHEET VCC1_2 24V VDRAM_2 4V COPPER SHEET S 8 0 2 TP819 TP301 TAP301 R105 C502 TAP802 TP816 HPSW OPGSW BEEP C608 TP602 C617 C503 R301 C N 5 0 1 R616 C616 R610...

Page 11: ... FO3 RO3 PGND3 FO4 PGND4 RO4 R3 F3 R2 F2 R1 F1 LATCH DATA CLOCK WAKEUP RESET VCPU VREF SLOW STNG EO EI VCC0 USW DSW VIN LG VG INM DCIN GSW SEO SEI PREGND BATM1 BATM2 CHGMNT VCC2 VCC0 VCC1 IN VCC1 OUT SOFT VCPUNF VMMNT VG PREGND2 REGB DGND PGND5 CHGB PMG VM12 VM2 VM3 VM34 PWM4 FR4 SAWMON DET SPINDLE MOTOR GREEN WHITE SLED MOTOR GND NC NC IN OUT GND NC NC IN OUT GND NSE CTRL IN OUT OUT GND NC VIN Cd...

Page 12: ... XWE CPOL CDUTY FIN FIN XCAS TIN TIN SIN SIN ESPLT GFS DEFECT FOK XBUSY CLK4M BEEP HPSW AMUTE SDTI SDTO SRW SCK POFF XRST SCOR A0 A1 A2 A3 A9 D1 XWE XRAS D0 A4 A5 A6 A7 A8 D2 D3 XCAS PD A B E F BATMNT LD D1 D0 VSS D3 D2 A0 A1 A2 A3 VCC A4 A5 A6 A7 A8 A9 XCAS XOE XRAS XWE AVDD1 AVSS1 AVSS2 AVDD2 DVSSIO1 DVDDIO1 DVSSIO2 DVDDIO2 LD PD VMON VCHK E F VBIAS RFO B A RFI PKC BTC RFGO DETI ASYI ASYO MON1 M...

Page 13: ..._SEL TEST RESET2 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 COM3 COM2 COM1 COM0 SEG14 SEG13 SEG6 SEG5 SEG4 SEG12 SEG11 SEG10 SEG9 SEG8 SEG7 SEG3 SEG2 SEG1 SEG0 COM3 COM2 COM1 COM0 V3 V2 V1 C1 C0 AMUTE_O VCC2ON_O XRST_O HOLD_I SEG15 XWAKEUP_O PGMSI_I PGMSEL_O POFF_O P13 PWM4 C2POEN_O GFS_I ESPLT_O PGM_SDTO PGM_SCK XOPSTBY_O OPG4_O VDD VOL VOL SOUND MENU HOLD ON OFF O...

Page 14: ...EEP sound 31 TSB O Not used OPEN 32 VDD_EEPROM Power supply for EEPROM OPEN 33 P44 O Not used OPEN 34 XNONCHG_I I Charging feature detection Not used 35 P42 O Not used OPEN 36 FRANCE_I I France version detection input 37 X4M 16M_I I DRAM size selection terminal OPEN 38 CMPON_I I ESP switch status detection input 39 XTSB PANA HP O Not used fixed at L OPEN 40 HOLD_I I HOLD switch status detection in...

Page 15: ...BTC 16 RFGO 17 DETI 18 ASYI 19 ASYO 20 MON1 22 ADPFO 23 ADPFI 24 FCO 25 PCO 75 FDOP 74 FDON 73 CLKOP 72 CLVON 71 CLKDRV 70 SYNC 69 EXPLCK 68 YMLD 67 EFM YFLG 66 C2FX 65 FOK 64 63 62 61 60 59 58 FLAG0 DOCKO FLAG1 DOUTAO FLAG2 LRCKO FLAG3 DOUTAI FLAG4 LRCKI 57 TEST2 DVDD2 TDEFECT 56 TEST1 55 TEST0 54 DVSS2 53 CLK4M 52 BUSYB 51 DVDDIO1 A3 99 A2 98 A1 97 A0 96 A4 95 A5 94 A6 93 A7 92 A8 91 A9 90 RASB ...

Page 16: ...DOT 8 3 234 898 21 PLATE COVER PINK HEART 8 3 234 898 31 PLATE COVER BLUE JEWELRY 9 3 234 414 01 TERMINAL LINK BATTERY 10 3 223 073 31 SPACER A 11 3 047 194 01 SHEET CDM ADHESIVE 12 3 239 459 11 BUTTON OPEN 13 3 239 659 01 WINDOW LCD 14 3 234 899 01 LID UPPER 15 3 238 260 41 CABINET FRONT 16 3 235 991 01 SPRING FULL OPEN 17 3 231 469 01 PLATE SUPPORT 18 3 222 854 31 BUTTON OPERATE 19 4 218 592 01 ...

Page 17: ... 52 3 318 203 71 SCREW B1 7X5 TAPPING 53 A 3052 902 A FEED ASSY SCREW 54 4 218 823 01 GEAR B 55 4 218 825 01 SPRING SLED 57 3 235 420 01 CHASSIS 58 4 218 827 02 RETAINER SHAFT 59 3 686 458 03 SCREW P1 4X3 5 TAPPING 060 X 3380 950 1 OPTICAL PICK UP DAX 25E 61 3 235 418 01 RACK 62 3 348 998 81 SCREW M1 4 63 4 220 645 02 SHAFT STANDARD M901 A 3052 904 A MOTOR ASSY TURN TABLE SPINDLE M902 A 3328 627 A...

Page 18: ...S uF µF COILS uH µH Abbreviation CND Canadian model EE East European model FR French model C433 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C434 1 164 156 11 CERAMIC CHIP 0 1uF 25V C502 1 164 505 11 CERAMIC CHIP 2 2uF 16V C503 1 164 156 11 CERAMIC CHIP 0 1uF 25V C603 1 164 156 11 CERAMIC CHIP 0 1uF 25V C604 1 164 505 11 CERAMIC CHIP 2 2uF 16V C608 1 164 156 11 CERAMIC CHIP 0 1uF 25V C609 1 135 201 11 ...

Page 19: ...11 METAL CHIP 22K 5 1 10W FR R107 1 216 829 11 METAL CHIP 4 7K 5 1 10W FR R107 1 216 837 11 METAL CHIP 22K 5 1 10W EXCEPT FR R109 1 216 793 11 RES CHIP 4 7 5 1 10W R205 1 216 833 11 METAL CHIP 10K 5 1 10W EXCEPT FR R205 1 216 837 11 METAL CHIP 22K 5 1 10W FR R207 1 216 829 11 METAL CHIP 4 7K 5 1 10W FR R207 1 216 837 11 METAL CHIP 22K 5 1 10W EXCEPT FR R209 1 216 793 11 RES CHIP 4 7 5 1 10W R301 1...

Page 20: ...NSTRUCTION SPANISH AEP 3 239 041 21 MANUAL INSTRUCTION ENGLISH CND AEP EE 3 239 041 31 MANUAL INSTRUCTION FRENCH CND AEP FR 3 239 041 41 MANUAL INSTRUCTION DUTCH AEP EE 3 239 041 51 MANUAL INSTRUCTION SWEDISH AEP 3 239 041 61 MANUAL INSTRUCTION PORTUGUESE AEP 3 239 041 71 MANUAL INSTRUCTION GERMAN AEP 3 239 041 81 MANUAL INSTRUCTION ITALIAN AEP 3 239 041 91 MANUAL INSTRUCTION FINISH AEP 3 239 050 ...

Page 21: ...iaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 22: ...he revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2002 02 New www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

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