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Sony Walkman D-F20, Service Manual

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Sony Walkman D-F20 Service Manual Download Page 17

D-F20

17

17

• Refer to page 16 for Common note on Printed Wiring Board.

IC61  

uf

  (XOUT)

• Waveforms  (CD play mode)

1

0.7Vp-p

IC601  

ih

  (LRCK)

2

Q86  

C

3

TP629 (RF)

4

2.0Vp-p

5

IC601  

of

  (XTAO)

2.0Vp-p

6

IC801  

ul

  (XIN_1)

3.6Vp-p

0.235

µ

sec

200mV/div

5

µ

sec/div

3.6Vp-p

1V/div

0.2

µ

sec/div

100mV/div

0.5

µ

sec/div

22.5

µ

sec

500mV/div

5

µ

sec/div

16.9MHz

500mV/div

0.02

µ

sec/div

1V/div

0.2

µ

sec/div

1

A

B

C

D

E

F

G

H

I

J

2

3

4

5

6

7

8

9

10

11

LCD1

LIQUID CRYSTAL DISPLAY PANEL

DC IN 4.5V

J401

!

TUNE +

S808

> 

TUNE –

S809

. 

MENU/

PRESET

+

S810

SOUND/
PRESET

–

S811

RADIO ON

BAND/MEMORY

S806

VOLUME

 

S807

RADIO OFF

x

S805

NX

RV301

L3

AM

FERRITE-

ROD

ANTENNA

1-681-838-

DRY BATTERY 

SIZE "AA"

(IEC DESIGNATION LR6)

2PCS,3V

LIMIT

NORM

AVLS

ON

OFF

J302

ESP

S813

(LOCAL/DX)

LOCAL

DX

S812

9k

10k

STEP

S801

CD DOOR

OPEN

33

48

16

17

32

64

49

1

IC401

• Semiconductor Location (Side B)

D2

H-5

D3

H-3

D401

G-9

D402

E-7

D404

G-9

D405

E-7

D406

H-6

D407

E-6

D409

H-6

D415

E-6

D601

C-5

D602

C-5

IC1

G-5

IC62

I-6

IC81

I-5

IC302

G-2

IC303

G-2

IC401

H-7

Ref. No.

Location

Ref. No.

Location

IC601

C-4

IC801

B-6

Q2

G-6

Q3

E-5

Q4

E-6

Q5

D-6

Q6

G-6

Q60

I-5

Q61

I-6

Q86

H-9

Q406

D-7

Q407

E-7

Q408

H-6

Q409

H-6

Q410

E-6

Q411

G-8

Q413

E-7

75kHz

34nsec

0.45Vp-p

w w w . x i a o y u 1 6 3 . c o m

Q Q 3 7 6 3 1 5 1 5 0

9

9

2

8

9

4

2

9

8

T E L

1 3 9 4 2 2 9 6 5 1 3

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

Summary of Contents for Walkman D-F20

Page 1: ...batteries 3 V DC AC power adaptor DC IN 4 5 V jack 120 V 60Hz Battery life approx hours When you use the CD player on a flat and stable surface Playing time varies depending on how the CD player is used When using ESP RADIO on off on Two sony alkaline 24 25 66 batteries LR6 SG Measured value by the standard of JEITA Japan Electronics and Information Technology Industries Association Charging time ...

Page 2: ... 3 Block Diagram Tuner Section 14 5 4 Block Diagram Power Supply Section 15 5 5 Printed Wiring Board Main Section 16 5 6 Schematic Diagram Main Section 1 3 18 5 7 Schematic Diagram Main Section 2 3 19 5 8 Schematic Diagram Main Section 3 3 20 5 9 IC Block Diagrams 21 6 EXPLODED VIEWS 6 1 Cabinet Front Section 24 6 2 Cabinet Lower Section 25 6 3 CD Mechanism Deck Section CDM 3123EBA 26 7 ELECTRICAL...

Page 3: ...lock 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 45 0 1 Vp p The repairing grating holder is impossible Laser Diode Checking Methods During normal operation of the equipment emission of the laser diode is prohibited unless the upper lid is closed while turning ON the S801 push switch...

Page 4: ... from instruction manual 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 5: ...10 3 B 2x10 4 claws 0 cabinet upper assy 5 claws 6 claws 7 claws 8 9 2 lid battery case boss 1 claws 2 lid assy upper cabinet front assy 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: ... 3 0 rack 8 retainer shaft qa screw feed assy qd shaft standard qs pick up block optical 4 cover gear 2 motor assy turntable M502 5 motor assy sled M501 chassis 6 gear B Note When installing fit the knob HOLD and S803 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 ...

Page 7: ...k the voltage value For AM adjustment fix the ferrite rod antenna L3 as shown next page and then perform tracking adjustment at L4 and CT3 Lastly check the voltage value Adjustment Location See page 8 SECTION 4 ELECTRICAL ADJUSTMENTS FM FREQUENCY COVERAGE CHECK Frequency Display 87 5 MHz 108 MHz Reading on Digital voltmeter 2 5 1 5 V 7 0 4 0 V Adjustment Part confirmation confirmation FM TRACKING ...

Page 8: ...hat the diamond shape in the center of the waveform can be clearly distinguished RF signal reference waveform eye pattern Test Point When observing the eye pattern set the oscilloscope for AC range and raise vertical sensitivity CN501 IC61 TP81 VT TP3 RF IN MAIN BOARD SIDE A CT3 L4 L3 L1 CT1 L2 FM TRACKING ADJ AM IF ADJ T1 AM TRACKING ADJ RF level 0 45 0 1 Vp p VOLT DIV 20 mV 10 1 probe in use TIM...

Page 9: ...at L in this set 44 AD3 BATT HIDC I Battery HiDC level detect signal input 45 AD DC REF I Reference DC signal input of A D 46 SDI I CDU I Serial data signal input from system control IC 47 SDO O CDU RESERVED O Serial data signal output to system control IC 48 SCK I CDU I Serial clock signal input from system control IC 49 TUBEEP O O Beep sound control signal output 50 NC I O Not used Open 51 XHOLD...

Page 10: ...XIN I Crystal oscillation signal input 75 kHz 76 VXT Crystal oscillation signal pin 77 VLCD LCD voltage doubler 78 79 C1 2 LCD voltage doubler 80 VEE Constant voltage output to LCD 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 xiaoy...

Page 11: ... voltage signal input 2 V for A D converter 24 VDD Power supply pin 2 V 25 SCOR I I Sub code sync S0 S1 detect signal input from DSP IC 26 GRSCOR I I GRSCOR signal input from DSP IC 27 WFCK I I WFCK signal input from DSP IC 28 BEEP O O Beep sound signal output to headphone AMP IC 29 XCDRESET TU O O Reset signal output to DSP IC 30 TUSCK O O Communication clock signal output to DSP IC 31 CD SDI I I...

Page 12: ...n this set Open 74 CDWP I I WAKE UP control signal input 75 ICTEST I Test pin for IC Fixed at L in this set 76 Not used Open 77 Not used Fixed at L in this set 78 RESET I I System reset signal input from power control IC L reset 79 XIN I I System clock signal input 80 XOUT O Not used in this set Open 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 ...

Page 13: ...C FOCUS COIL TRACKING COIL FI2 RI2 33 34 FI1 RI1 FI3 SAW TOOTH MDP VINDET RI3 15 PWM FI4 16 PDL RI4 APCREF VCC1 2V FO2 RO2 FO3 RO3 RF2 INM2 RF21 PAPC F F T T COMPARATOR IC401 2 3 SYNC 48 XAPC_OFF_O 9 XRST_O SDTO SCK SYSTEM CONTROL IC801 1 3 X601 16 9MHz CD L CD R A MUTE B C A 60 28 26 23 21 63 64 59 M502 SPINDLE MOTOR FO4 RO4 M C C 19 17 DRIVER DRIVER CONTROLLER DRIVER PD AMP LD AMP LD DRIVER Q403...

Page 14: ... O CTR XDC IN DET I EO DO1 AM IN FM IN 60 B ON OFF O DEST2 I DEST1 I DEST0 I XOUT CS SK DI XIN AD DC REF EEP CS O EEP SK O EEP DO D1 IO XLOCAL XMONO DET I AM STEP I IFREQ O IF IN IF OUT OSC OUT LPF2 MAX FM LPF1 MONO ST AM XFM O TUMUTE O TUBEEP O LID OPEN HOLD AVLS SWEN2_O AMUTE_O PWRSW BEEP_O RESET XCDRESET_TU O CDWP_I L O_I ACK_CD_I CDON_O CD SDO_O CD SDI_I TUSCK_I HOLD_I AVLS_I AD3_BATT_HIDC AD_...

Page 15: ...CH Q408 409 J401 DC IN 4 5V DTC1D VCPU2 2 0V VCPU1 2 5V 48 INP1 54 STNG VIN CHGSW RS DCIN RF4 DC IN L4 VG VG 43 VLGO1 SYNC VCC1 2 5V WAKEUP CLOCK DATA SYNC SCK SDTO LATCH RSTB VREF VCPU1 2 5V VCPU2 2 0V DRY BATTERY SIZE AA IEC DESIGNATION LR6 2PCS 3V D407 D801 A B C B 3V FOCUS TRACKING COIL DRIVER SPINDLE SLED MOTOR DRIVER IC401 3V HEADPHONE AMP IC302 3V D405 D406 L408 D401 L412 F E 44 VCC1 Q411 H...

Page 16: ...veforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path F FM f AM J CD Caution Pattern face side Parts on the pattern face side seen from the Side B pattern face are indicated Parts face side Parts on the parts face side seen from the Side A parts face are indicated Semiconductor Location Side A D1 G ...

Page 17: ... DRY BATTERY SIZE AA IEC DESIGNATION LR6 2PCS 3V LIMIT NORM AVLS ON OFF J302 ESP S813 LOCAL DX LOCAL DX S812 9k 10k STEP S801 CD DOOR OPEN 33 48 16 17 32 64 49 1 IC401 Semiconductor Location Side B D2 H 5 D3 H 3 D401 G 9 D402 E 7 D404 G 9 D405 E 7 D406 H 6 D407 E 6 D409 H 6 D415 E 6 D601 C 5 D602 C 5 IC1 G 5 IC62 I 6 IC81 I 5 IC302 G 2 IC303 G 2 IC401 H 7 Ref No Location Ref No Location IC601 C 4 ...

Page 18: ...Common Note on Schematic Diagram IC B D 15 631 68 2SC4116YG TE85L Page 19 Page 20 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 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 19: ...for Common Note on Schematic Diagram IC B D IC B D 4 7 4 7 10 Page 20 Page 18 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 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 20: ... Refer to page 16 for Common Note on Schematic Diagram Page 19 Page 18 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 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 21: ...O IF BUFF AF BUFF AF FM RF AM IF FM IF 1 1 OR 1 16 23 18 17 16 15 14 13 2 3 4 5 6 7 8 9 11 12 1 24 BIAS BEEP PW SW MT SW ALC DET ATT SW PWC SW ROUT LOUT BEEP MUTE MUTE_γ BST PW B PW C BST NF ADD OUT RF IN OCL SW ROUT VREF LOUT PGND MIX OUT ALC IN ALC DET ATT SW LIN RIN GND PWR SW BIAS BIAS IN BB SW BST OUT VCC ADDA ADDB 21 22 PW A ALC ALC 20 19 10 IC302 TA2120FN www xiaoyu163 com QQ376315150 9 9 2...

Page 22: ... TES1 AVDD0 2 5V IGEN AVSS0 RFDC E F 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91 XOE XCAS D2 D3 D0 D1 XWE XRAS A11 A10 DVDD 2 5V A0 A1 A2 A3 AVDD2 2 5V ROUT AIN2 AOUT2 AVSS2 AVSS1 AOUT1 AIN1 LOUT AVDD1 2 5V XVSS XTAO XTAI XVDD BCKI XOE XCAS D2 D3 D0 D1 XWE XRAS A11 A10 DVDD A0 A1 A2 A3 AVDD2 LOUT2 AIN2 AOUT2 AVSS2 AVSS1 AOUT1 AIN1 ...

Page 23: ...P REFERENCE VREF CLK OR OSC SAW GEN 25 VD23B 45 44 43 41 40 39 38 37 36 CONTROL CHARGE VREF VREF VREF DCIN COMP OUT MDP SAW TOOTH 10 11 12 VG VCPU 1 2 VREF SAW TOOTH SAW TOOTH VREF VREF VCPU CLK VCPU VCPU VCPU VCPU VCPU VG VCPU VCPU VCPU VCPU VCPU2 VCPU SUB VREF SUB VREF VCC1 VG VCPU DCIN DCIN VG VCPU2 VCPU VCPU VIN VCPU DCIN VG VG VG VG VIN VCPU2 VCPU VCPU2 2 0V 42 DCIN OEB BIAS INTERFACE CLK R 2...

Page 24: ...g these items Color Indication of Appearance Parts Example KNOB BALANCE WHITE RED Parts Color Cabinet s Color Accessories and packing materials are given in the last of this parts list R R 4 3 231 897 01 BUTTON OPEN 5 3 232 612 01 KNOB JOGGABLE 6 3 231 037 01 LID BATTERY CASE 1 2 5 3 4 6 2 The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part...

Page 25: ...62 01 SPRING TORSION 59 X 3380 753 1 CABINET LOWER SUB ASSY 60 3 222 857 01 KNOB HOLD 61 4 974 607 11 FOOT RUBBER 62 3 232 351 01 PAPER SHIELD 63 3 234 025 01 SHEET INSULATING 64 3 234 026 01 PAPER CABINET SHIELD LCD1 1 804 462 11 DISPLAY PANEL LIQUID CRYSTAL 51 51 56 51 52 53 57 58 55 54 62 63 59 64 60 61 CDM 3123EBA LCD1 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4...

Page 26: ...104 A 3328 628 A SCREW FEED ASSY 105 4 220 645 01 SHAFT STANDARD 106 4 223 600 01 RACK 107 3 895 823 61 SCREW B1 4X2 3 TAPPING 0108 X 4952 506 1 PICK UP BLOCK OPTICAL DAX 23E 109 3 318 203 71 SCREW B1 7X5 TAPPING 110 4 218 821 01 COVER GEAR 111 4 218 823 01 GEAR B 112 4 218 825 01 SPRING SLED M501 A 3328 627 A MOTOR ASSY SLED SLED M502 A 3328 759 A MOTOR ASSY TURNTABLE SPINDLE www xiaoyu163 com QQ...

Page 27: ...F 10 50V C47 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C50 1 115 416 11 CERAMIC CHIP 0 001uF 5 25V C51 1 164 156 11 CERAMIC CHIP 0 1uF 25V C52 1 164 156 11 CERAMIC CHIP 0 1uF 25V C54 1 115 156 11 CERAMIC CHIP 1uF 10V C57 1 126 154 11 ELECT 47uF 20 6 3V C58 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C59 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C60 1 162 927 11 CERAMIC CHIP 100PF 5 50V C61 1 162 927 11 CE...

Page 28: ...47uF 10 10V C603 1 107 826 11 CERAMIC CHIP 0 1uF 10 16V C604 1 162 965 11 CERAMIC CHIP 0 0015uF 10 50V C605 1 164 156 11 CERAMIC CHIP 0 1uF 25V C606 1 162 927 11 CERAMIC CHIP 100PF 5 50V C607 1 125 891 11 CERAMIC CHIP 0 47uF 10 10V C609 1 162 967 11 CERAMIC CHIP 0 0033uF 10 50V C611 1 162 917 11 CERAMIC CHIP 15PF 5 50V C612 1 162 962 11 CERAMIC CHIP 470PF 10 50V C613 1 162 962 11 CERAMIC CHIP 470P...

Page 29: ...P 470 5 1 16W L62 1 469 570 21 INDUCTOR 10uH L80 1 469 570 21 INDUCTOR 10uH L312 1 410 389 31 INDUCTOR 47uH L401 1 419 387 11 INDUCTOR 100uH L402 1 414 398 11 INDUCTOR 10uH L408 1 410 389 31 INDUCTOR 47uH L409 1 410 389 31 INDUCTOR 47uH L410 1 410 389 31 INDUCTOR 47uH L412 1 412 054 21 INDUCTOR 2 2uH L413 1 410 389 31 INDUCTOR 47uH L601 1 412 987 31 INDUCTOR 4 7uH LIQUID CRYSTAL DISPLAY LCD1 1 804...

Page 30: ...100K 5 1 16W R308 1 216 845 11 METAL CHIP 100K 5 1 16W R317 1 216 857 11 METAL CHIP 1M 5 1 16W R353 1 216 295 11 SHORT 0 R401 1 216 857 11 METAL CHIP 1M 5 1 16W R402 1 216 839 11 METAL CHIP 33K 5 1 16W R403 1 216 853 11 METAL CHIP 470K 5 1 16W R404 1 216 839 11 METAL CHIP 33K 5 1 16W R405 1 216 789 11 METAL CHIP 2 2 5 1 16W R406 1 216 837 11 METAL CHIP 22K 5 1 16W R407 1 216 295 11 SHORT 0 R408 1 ...

Page 31: ...1 216 845 11 METAL CHIP 100K 5 1 16W R811 1 216 864 11 METAL CHIP 0 5 1 16W R813 1 216 845 11 METAL CHIP 100K 5 1 16W Ref No Part No Description Remark R814 1 216 833 11 METAL CHIP 10K 5 1 16W R816 1 216 829 11 METAL CHIP 4 7K 5 1 16W R820 1 216 833 11 METAL CHIP 10K 5 1 16W R822 1 216 829 11 METAL CHIP 4 7K 5 1 16W R824 1 216 845 11 METAL CHIP 100K 5 1 16W R829 1 216 845 11 METAL CHIP 100K 5 1 16...

Page 32: ...YSTAL 75kHz X601 1 795 101 21 VIBRATOR CERAMIC 16 9MHz MISCELLANEOUS 0108 X 4952 506 1 PICK UP BLOCK OPTICAL DAX 23E M501 A 3328 627 A MOTOR ASSY SLED SLED M502 A 3328 759 A MOTOR ASSY TURNTABLE SPINDLE ACCESSORIES PACKING MATERIALS 3 232 538 11 MANUAL INSTRUCTION ENGLISH 8 953 342 93 HEADPHONE MDR 24 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...

Page 33: ...aoyu163 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 34: ...he revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2001 05 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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