Sony D-E990 Service Manual Download Page 8

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D-E990/EJ915

– 9 –

– 10 –

SECTION 5

DIAGRAMS

5-1.

BLOCK DIAGRAM – MAIN Section (1/2) –

RF AMP,

DIGITAL SIGNAL PROCESSOR,

DIGITAL SERVO PROCESSOR,

D-RAM CONTROLLER

IC601

SELECTOR

DIGITAL OUT

LPF

SIGNAL

PROCESSOR

BLOCK

MEMORY

CONTROLLER,

BUS BOOST

BLOCK

SERVO
BLOCK

MDS

MDP

SENS

SCOR
SDTO

XTAI

XTAO

RFAC

XSOE

R4M
XLAT

CLOK

DOUT

XRAS

XWE

XCAS

XOE

LOUT1

LOUT2

AMUTE

FOK

SFDR

XRST

RFDC

D0-D3

A0-A10

WDCK

WFCK

XTAO

XTAI

SRDR

TRDR

FRDR

FFDR

TFDR

RFDC

RFAC

LASER DIODE

DAX-22E
E990/EJ915 : E13, E33,
Hong Kong, Korean, Australian,
Chinese

EJ915 : US, Canadian, AEP, UK,
French, German, East European

(Page 13)

DETECTOR

VCC

X601

16.9MHz

2, 3, 24, 25

9 - 12, 15 - 19, 21, 8

D-RAM

IC602

DQ1-DQ4

A0-A10

XRAS

DOUT

XWE

XCAS
XOE

CONTROLLER,

PREDRIVER

SFDR

SRDR

FFDR

FRDR

TFDR

TRDR

M901

(SLED)

(FOCUS)

(TRACKING)

FI2

RI2

FI1

RI1

FI3

FO2

RO2

FO1

RO1

FO3

RO3

FOCUS/TRACKING COIL DRIVER

SLED MOTOR DRIVER

IC401 (1/2)

MODE

CONTROL

ROTATION

DETECTOR

BEMF

SEPARATOR

PREDRIVER

FEEDBACK

PATTERN

GENERATOR

PHASE/PWM

DECODER

MDS

MDP

SCOR

C176

FOK

R4M

XIN

XHGON

HOLD

OPEN

XSOE

WDCK

WFCK

SDTD

SENS

CLOK

XLA

XSOE

GRSCOR

FOKI

WFCKI

SDTD

SCOR

SDTI

SCK

XLA

BUFFER

IC403

SYNC

RST

DATA

LTCH

CLK

OEB

PWM

POL

COM

SPINDLE MOTOR DRIVER

IC402

M902

(SPINDLE)

DRVLT

XSPDOE

HOLD

OFF

VCPU 2V

S801

(OPEN)

OPTICAL
PICK-UP

POWER ON

SWITCH

Q411

VDD 2V

SYSTEM CONTROLLER

IC801 (1/3)

SDTO

SCK

SYNC

RST

2-AXIS

DEVICE

CPU

INTERFACE

S804

HOLD

116, 115, 118, 117

109 - 106, 7 - 5, 3 -1, 111

104

113

114

119

120

AMUTE

XRST

R4M

(Page 11)

(Page 13)

• SIGNAL PATH

: CD PLAY (ANALOG OUT)

: CD PLAY (OPTICAL OUT)

• Abbreviation
E13 : 220-230V AC area in E model
E33 : 100-240V AC area in E model

LOUT1,

LOUT2

BCKI

BCK

PCMDI

PCMD

LRCKI

LRCK

OPTICAL PICK-UP BLOCK

DAX-22EG

Summary of Contents for D-E990

Page 1: ...AA batteries 3 V DC AC power adaptor DC IN 4 5 V jack US Canadian model 120 V 60 Hz AEP E13 model 220 230 V 50 60 Hz UK model 230 240 V 50 Hz Australian model 240 V 50 Hz Tourist E33 model 100 240 V 50 60 Hz Hong Kong model 220 V 50 60 Hz Korean model 220 V 60 Hz Chinese model 220 V 50 Hz Sony DCC E245 car battery cord for use on car battery 4 5 V DC Supplied accessories When you use the CD player...

Page 2: ... TO SAFE OPERATION REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB LISHED BY SONY TABLE OF CONTENTS 1 SERVICING NOTES 3 2 GENERAL 4 3 DISASSEMBLY 5 4 ELECTRICAL CHECKING 7 5 DIAGRAMS 5 1 Block Diagram MAIN Section 1 2 9 5 2 Block Diagram MAIN Section 2 2 11 5 3 Block Diagram POWER SUPPLY Section 13 5 4 Printed Wiring Board 16 5 5 Sch...

Page 3: ...separately before replacing the optical pick up block Note and specifications required to check are given below FOK output IC601 eg pin When checking FOK remove the lead wire to disc motor RF signal P to P value 0 35 to 0 55 Vp p LASER DIODE AND FOCUS SEARCH OPERATION CHECK During normal operation of the equipment emission of the laser diode is prohibited unless the upper lid is closed while turni...

Page 4: ...emote control supplied with other CD players qf x stop button pages 7 14 Front ql P play MODE button pages 9 11 qh Display pages 8 10 14 wd DISPLAY button page 12 ws SOUND button page 13 qg Jog lever u play pause pages 7 11 AMS search pages 7 10 11 qj LIGHT button Press to illuminate the display on the remote control for about 5 seconds when using the player on the rechargeable batteries or alkali...

Page 5: ...rical order given SECTION 3 DISASSEMBLY tweezers 1 two spacers 2 upper lid assy 3 reinforcement Note To remove or install these spacers you need to do it with force 1 screw B2 5 2 five screws B2 7 5 two screws B2 3 6 lug bracket L409 4 cabinet upper sub assy 3 claw 3 three claws 3 two claws ...

Page 6: ... 6 INSTALLATION OF MAIN BOARD When installing MAIN board adjust the S803 804 and knobs AVLS HOLD S804 MAIN board mechanism deck section S803 knob AVLS cabinet lower knob HOLD ...

Page 7: ...cilloscope to the test points TP601 RF and TP404 GND on the MAIN board 2 Set a disc YEDS 18 3 Press the u button 4 Check the oscilloscope waveform is as shown below A good eye pattern means that the diamond shape in the center of the waveform can be clearly distinguished RF Signal reference Waveform Eye Pattern VOLT DIV 100 mV With the 10 1 probe in use TIME DIV 500 ns To watch the eye pattern set...

Page 8: ...I3 FO2 RO2 FO1 RO1 FO3 RO3 FOCUS TRACKING COIL DRIVER SLED MOTOR DRIVER IC401 1 2 M 78 83 28 26 30 35 24 25 23 3 26 35 11 44 43 10 12 25 MODE CONTROL ROTATION DETECTOR BEMF SEPARATOR PREDRIVER FEEDBACK PATTERN GENERATOR OR PHASE PWM DECODER 44 MDS 43 MDP 17 SCOR 42 4 1 3 2 23 24 25 14 16 18 20 45 27 41 22 C176 FOK R4M XIN 42 XHGON 39 HOLD 21 OPEN XSOE WDCK WFCK SDTD SENS CLOK XLAT XSOE GRSCOR FOKI...

Page 9: ... VOLUME S805 S806 S807 S808 S809 VCPU 2V IN_L IN_R HEADPHONE AMP IC351 14 ANALOG SWITCH IC302 1 7 2 15 OUT_L OUT_R 8 6 PW_SW MT_SW 19 BEEP 17 PW SW BEEP MT SW 20 6 3 5 TAP802 TEST LOUT1 LOUT1 LOUT2 LOUT2 I J K L 31 RMDATI 32 RMDATO 30 RMSCK 34 RMLAT 33 RMRW 78 MICRO COMPUTER INTERFACE REMOTE CONTROL INTERFACE 18 RW 17 XLT 16 SCK 15 19 SO TSB 14 1SI 10 MCLK 11 05 COMMUNICATION FORMAT CONVERTER IC80...

Page 10: ...N RF4 INM4 RS CHGSW V IN DC IN LATCHC WAKEUP VLG1O BATM1 BATM2 CHGMNT CHGMNT VLG2O VLG1O VG L4 9 6 VG L4 RSTB SLPOUT 8 VCC2_ON 46 XPOWLT 15 CHGMNT1 20 DCINMNT 40 EX_BATT 17 BATMNT 6 5 VCC_SWITCHING XLEDDISP 48 XAPC_OFF 4 AGCCON SYSTEM CONTROLLER IC801 3 3 RSTB RST 05 58 VCC 2V VCPU 2V D408 CHG HOLD D411 VCC 2V D404 D402 D406 D410 D401 RECHARGEABLE BATTERY NH 14WM 2PCS 2 4V 3V SPINDLE MOTOR DRIVER ...

Page 11: ... D401 H 8 D402 J 6 D403 K 16 D404 I 7 D405 B 5 D406 I 8 D408 J 7 D409 J 17 D410 H 19 D411 I 15 D412 J 16 D413 J 18 D414 I 14 D415 H 18 D601 D 20 D602 D 20 IC302 C 20 IC351 G 13 IC401 J 16 IC402 J 17 IC403 J 17 IC404 I 14 IC601 D 19 IC602 E 20 IC801 F 19 IC802 H 20 Q301 C 2 Q302 D 20 Q401 H 14 Q402 I 14 Q403 H 8 Q404 H 8 Q405 H 14 Q406 I 5 Q407 I 14 Q408 H 18 Q409 J 16 Q411 C 4 Q412 J 14 Q414 H 14 ...

Page 12: ...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 may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path J CD PLAY ANALOG OUT c CD PLAY OPTICAL OUT Abbreviation AUS Australian model CH Chinese model CND Canadian model EE East European model E...

Page 13: ...NTROLLER COMPRESSION EXPANDER DAC SELECTOR DIGITAL OUT ASYMMETRY CORRECTOR DIGITAL PLL DIGITAL CLV CPU INTERFACE OP AMP ANALOG SWITCH SERVO BLOCK SIGNAL PROCESSOR BLOCK MEMORY CONTROLLER BUS BOOST BLOCK A D CONVERTER SERVO INTERFACE SERVO DSP FOCUS SERVO SLED SERVO TRACKING SERVO CLOCK GENERATOR LPF LPF MIRR DFCT FOK PWM GENERATOR FOCUS PWM GENERATOR SLED PWM GENERATOR TRACKING PWM GENERATOR 90 89...

Page 14: ... input 20 DCINMNT I DC input voltage detection input terminal A D input and DC input jack use no use detection input terminal A D input 21 OPEN I CD door open close detection switch S801 input terminal The stop status is reset with the falling edge of input signal 22 VREFL I Reference voltage input terminal 0V for A D converter 23 VREFH I Reference voltage input terminal 2V for A D converter 24 VD...

Page 15: ...L ON 48 XAPC OFF O APC mute signal output terminal L mute 49 NC Not used open 50 to 64 SEG14 to SEG0 O Segment drive signal output terminal for the display Not used open 65 to 68 COM3 to COM0 O Common drive signal output terminal for the display Not used open 69 to 71 V3 to V1 O Bias signal output terminal for the display driver Not used 72 73 C1 C0 O Capacitor connected terminal for the display d...

Page 16: ...US Australian model CH Chinese model CND Canadian model EE East European model E13 220 230 V AC area in E model E33 100 240VAC area in E model FR French model G German model HK Hong Kong model KR Korean model Ref No Part No Description Remark Ref No Part No Description Remark 1 X 4952 197 1 CABINET UPPER SUB ASSY 2 4 224 036 01 LEVER DETECTION 3 4 224 035 01 SPRING OPEN 4 4 224 031 01 KNOB OPEN 5 ...

Page 17: ...RY 56 4 224 045 01 SHEET LOWER BATTERY 57 4 221 927 11 INSULATOR 58 3 318 201 01 SCREW B 1 4X3 TAPPING 59 A 3323 345 A MAIN BOARD COMPLETE E990 EJ915 E13 E33 HK KR 59 A 3323 360 A MAIN BOARD COMPLETE EJ915 FR 59 A 3323 458 A MAIN BOARD COMPLETE EJ915 US CND 59 A 3323 490 A MAIN BOARD COMPLETE EJ915 AEP UK G EE 59 A 3323 508 A MAIN BOARD COMPLETE EJ915 CH AUS 60 4 984 751 01 KNOB AVLS 61 3 043 218 ...

Page 18: ...scription Remark 0101 X 3378 495 1 OPTICAL PICK UP DAX 22EG US CND AEP UK 0101 X 4952 079 1 OPTICAL PICK UP DAX 22E EXCEPT US CND AEP UK 102 3 704 197 92 SCREW M1 4X1 8 LOCKING 103 4 220 645 01 SHAFT STANDARD 104 4 220 646 01 RACK 105 A 3328 298 A SCREW ASSY FEED 106 3 338 645 31 WASHER 0 8 2 5 107 3 686 458 03 SCREW P1 4X3 5 TAPPING 108 4 220 648 01 GEAR C 109 X 4951 688 1 BRACKET ASSY SLED 110 3...

Page 19: ...MIC CHIP 4 7uF 10V C302 1 162 927 11 CERAMIC CHIP 100PF 5 50V EJ915 AEP UK FR G EE AUS CH C304 1 164 156 11 CERAMIC CHIP 0 1uF 25V C306 1 115 156 11 CERAMIC CHIP 1uF 10V C307 1 127 569 11 TANTALUM CHIP 100uF 20 4V C308 1 164 156 11 CERAMIC CHIP 0 1uF 25V C361 1 135 259 11 TANTALUM CHIP 10uF 20 6 3V C362 1 115 156 11 CERAMIC CHIP 1uF 10V C363 1 125 837 11 CERAMIC CHIP 1uF 10 6 3V C364 1 115 156 11 ...

Page 20: ...809 1 164 156 11 CERAMIC CHIP 0 1uF 25V C811 1 164 156 11 CERAMIC CHIP 0 1uF 25V C812 1 164 156 11 CERAMIC CHIP 0 1uF 25V C813 1 115 156 11 CERAMIC CHIP 1uF 10V C819 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V CONNECTOR CN501 1 573 922 21 CONNECTOR FFC FPC ZIF 13P CN502 1 785 877 21 HOUSING CONNECTOR 4P CN503 1 784 342 21 HOUSING CONNECTOR 2P DIODE D401 8 719 049 09 DIODE 1SS367 T3SONY D402 8 719 058...

Page 21: ...KR L603 1 414 760 21 FERRITE BEAD EJ915 AEP UK FR G EE AUS CH TRANSISTOR Q301 8 729 043 90 TRANSISTOR IMX9T110 Q302 8 729 930 00 TRANSISTOR UMD2 Q401 8 729 023 89 FET 2SJ305 TE85L Q402 8 729 921 73 TRANSISTOR 2SD1781K QR Q403 8 729 231 74 TRANSISTOR 2SC4116 GL Q404 8 729 921 93 TRANSISTOR 2SB1182F5 QR Q405 8 729 029 14 TRANSISTOR DTC144EUA T106 Q406 8 729 047 36 FET CPH3303 TL Q407 8 729 028 26 FE...

Page 22: ...IP 100 5 1 16W R460 1 216 845 11 METAL CHIP 100K 5 1 16W R461 1 216 841 11 METAL CHIP 47K 5 1 16W R464 1 216 833 11 RES CHIP 10K 5 1 16W R465 1 216 841 11 METAL CHIP 47K 5 1 16W R466 1 216 857 11 METAL CHIP 1M 5 1 16W R467 1 216 821 11 METAL CHIP 1K 5 1 16W R469 1 216 853 11 METAL CHIP 470K 5 1 16W R470 1 216 825 11 METAL CHIP 2 2K 5 1 16W R471 1 216 841 11 METAL CHIP 47K 5 1 16W R474 1 218 879 11...

Page 23: ...ISTOR CHIP VDR102 1 801 862 11 VARISTOR CHIP VDR201 1 801 923 11 VARISTOR CHIP VDR202 1 801 862 11 VARISTOR CHIP VDR301 1 801 923 11 VARISTOR CHIP VDR302 1 801 923 11 VARISTOR CHIP VDR303 1 801 862 11 VARISTOR CHIP VIBRATOR X601 1 767 605 11 VIBRATOR LITHIUM TANTALATE 16 9MHz MISCELLANEOUS 0101 X 3378 495 1 OPTICAL PICK UP DAX 22EG US CND AEP UK 0101 X 4952 079 1 OPTICAL PICK UP DAX 22E EXCEPT US ...

Page 24: ... CZECK 3 867 740 31 MANUAL INSTRUCTION EJ915 EE HUNGARIAN 3 867 740 41 MANUAL INSTRUCTION EJ915 EE POLISH 3 867 740 51 MANUAL INSTRUCTION EJ915 EE SLOVAKIAN 3 867 740 61 MANUAL INSTRUCTION EJ915 KR KOREAN 4 223 953 01 CASE MIS CARRYING EJ915 CND AEP UK E13 E33 FR G EE HK KR CH AUS E990 8 953 276 90 HEADPHONE MDR 24SP EJ915 US 8 953 304 90 RECEIVER MDR E805SP EJ915 CND AEP UK E13 E33 FR G EE HK KR ...

Page 25: ... 38 Sony Corporation Personal Audio Division Company 9 927 188 12 2000B05087 1 Printed in Japan C 2000 2 Published by General Engineering Dept D E990 EJ915 ...

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