background image

12

12

WM-FX495

X1

CF1

CF2

L5

L7

C302

L4

AM

FERRITE-BAR

ANTENNA

 

 

 

 

TP46

TP42

TP45

TP13

TP9

TP36

TP31

TP32

TP35

TP47

 

TP64

TP65

TP206

TP106

TP205

TP4

 

 

TP41

TP12

 

 

 

TP8

C713

C717

R330

R106

X701

C405

Q408

C403

C406

PH751

L401

T401

C602

C704

C608

L801

IC201

R751

R754

Q752

Q751

R607

R603

R710

IC601

C605

C601

R730

JC3

C603

R601

R602

C606

TH601

R615

R409

R606

C604

Q605

C607

R104

Q101

R417

R604

R613

R304

Q102

R713

R112

R721

C104

C107

R413

Q604

R708

R605

Q404

R17

Q606

Q2

R22

R608

R414

R105

Q607

R723

R9

R10

Q603

C6

C706

R752

C705

C17

R734

R733

R715

R732

R18

R756

R735

R612

R722

R8

R404

Q302

R716

Q401

R701

R334

R727

C415

C701

R728

C702

C707

C710

R725

C409

R718

R501

R702

R714

R709

C708

R801

C703

C714

C712

C709

L701

R331

R707

R753

R729

R614

C501

R706

IC501

IC704

R107

R609

C313

R719

R312

R705

C801

FB3

C416

C48

C414

C31

R412

R703

IC701

D801

IC801

(SIDE A)

MAIN BOARD  

11

(11)

1-688-135-

 

R306

US:D5

 

C33

C26

D2

L2

R11

R12

S703

S713

R101

S705

C106

C310

C304

Q304

C208

C201

R111

C309

R302

R212

R207

S702

1

22

LCD1

IC301

R308

S710

R214

C306

D402

R311

C210

Q405

R402

C404

D401

R403

R401

C402

R408

R416

C411

Q303

R704

S704

R333

S712

C209

S706

R221

Q301

R201

C110

C109

C103

R203

R121

R415

R303

R21

R305

FB1

C301

C308

C203

R206

C330

R301

S708

C312

R204

R213

R405

R110

R310

C401

C305

R103

C207

Q202

C316

R209

R211

C325

R307

C322

R210

R109

C204

C101

C410

Q305

Q753

S715

C18

R205

R113

C324

C307

C206

C108

S709

BP1

C3

C42

C14

C15

C32

C7

C16

C9

IC1

C49

C4

S711

R2

L16
L6

C10

C30

C21

D1

C12

AEP:JC2

C412

R410

R1

D3

R4

C13

C43

C27

C34

C5

C37

C2

L3

D4

C29

C24

C35

C47

C23

C8

R7

R6

C40

C28

C1

FB303

FB305

FB307

FB304

C311

S707

S701

S701

C41

R726

FB306

R724

S714

R411

CT1

R309

CN303

Q201

R114

RV601

C20

JC1

FB2

C11

C44

R3

C717

L

FWD

R

L

REV

R

HP601

PLAYBACK

HEAD

ON

OFF

t

B

HOLD

(SIDE B)

MAIN BOARD  

11

(11)

1-688-135-

W

V
U

COM

M601

CAPSTAN/REEL

MOTOR

AM

FM

3

2

1

5

4

RADIO OFF

x

FF

MENU

SET

ENTER

B

B

B

DIRECTION

REW

S601

(MD CONT)

FF

FWD

t

RVS

REW

t

t

J301

i

RV301

N

VOL

DRY BATTERY

SIZE "AA"

(IEC DESIGNATION LR6)

1PC, 1.5V

1

1

6

15

16

30

1

15

16

30

US

US

US

US

1

10

11

20

S301

(TAPE SW)

1

2

3

4

1

4

5

8

1

2

3

AEP

US

AEP

AEP

2

3

4

5

6

7

8

9

10

A

1

B

C

D

E

F

G

5-2. PRINTED WIRING BOARDS

z

 See page 15 for Notes.

Ref. No.

Location

z

 Semiconductor

   Location

 D1

C-9

 D2

B-8

 D3

C-8

 D4

B-8

 D5

A-8

 D401

G-7

 D402

G-7

 D801

D-3

 IC1

B-8

 IC201

D-4

 IC301

F-7

 IC501

D-3

 IC601

F-2

 IC701

C-2

 IC704

C-1

 IC801

D-3

 PH751

D-2

 Q2

D-4

 Q101

D-4

 Q102

E-4

 Q201

D-6

 Q202

E-6

 Q301

D-6

 Q302

F-3

 Q303

G-7

 Q304

F-6

 Q305

E-8

 Q401

G-3

 Q404

D-4

 Q405

G-7

 Q408

E-4

 Q603

G-2

 Q604

F-2

 Q605

F-2

 Q606

F-2

 Q607

F-2

 Q751

E-1

 Q752

E-1

 Q753

C-9

Содержание Walkman WM-FX495

Страница 1: ...31 4 x 41 2 x13 16 in excl projecting parts and controls Mass Approx 137 g 4 9 oz main unit only Supplied accessories Stereo headphones or earphones with remote control 1 Carrying case or Carrying pouch or Hand strap 1 Design and specifications are subject to change without notice Battery life approximate hours Sony alkaline Sony R6P LR6 SG SR Tape playback 35 9 Radio reception 40 14 Measured valu...

Страница 2: ...2 14 5 5 IC Block Diagrams 15 6 EXPLODED VIEWS 6 1 Cabinet Section 17 6 2 Mechanism Deck Section MF WMFX495 147 18 7 ELECTRICAL PARTS LIST 19 Flexible Circuit Board Repairing Keep the temperature of the soldering iron around 270 C during repairing Do not touch the soldering iron on the same conductor of the circuit board within 3 times Be careful not to apply force on the conductor when soldering ...

Страница 3: ... center position If not set the preset state as fol low 2 Move the MD CONT switch S601 to the side which the slider NRA is facing 3 The slider NRA will move when the regulated power supply switch is set to OFF once and then set to ON Move the MD CONT switch S601 according to this timing and set to the center position 3 FF REW modes 1 Check that the preset state is set 2 Input the square wave or si...

Страница 4: ... manual LOCATING THE CONTROLS Tape mode MENU OPEN SET Plug in firmly VOL Y DIRECTION x RADIO OFF REW PRESET TUNING HOLD There is a tactiledotbeside VOL on the mainunitto showthe directionto turnup the volume The button has a tactile dot i FF PRESET TUNING FM AM Radio mode ...

Страница 5: ...der given 3 1 CABINET FRONT SUB ASSY z The equipment can be removed using the following procedure MAIN board Cassette holder sub ASSY Mechanism deck Set Cabinet front sub ASSY 8 Cabinet front sub ASSY 6 Claws 5 Claws 7 1 2 Screw B 1 7 9 tapping 4 Claws 3 Screw B 1 7 9 tapping Cabinet center ...

Страница 6: ...3 Mechanism deck Cabinet center ASSY 1 Claws 2 3 2 MAIN BOARD Cabinet center ASSY 1 Unsolder HEAD flexible board 5 Claws 4 Screw 1 7 2 5 tapping 2 Unsolder leads from motor four places 3 Unsolder L4 leads three places 7 MAIN board 6 ...

Страница 7: ...er Use caution when installing the cassette holder assy Install the cassette holder sub ASSY with the spring lid up as shown below in the drawing so that it fits into the holes on the cabinet center Once installed fit the left and right pieces on Press on the left right clips from the rear of the cabinet center and remove the boss 2 1 ...

Страница 8: ...adjustment should be performed with the rated power supply voltage 1 5 V unless otherwise noted Torque Measurement Mode Torque meter Meter reading FWD 1 97 4 11 mN m 20 42 g cm 0 28 0 58 oz inch FWD CQ 102C less than 0 19 mN m less than 2 g cm back tension less than 0 027 oz inch 1 97 4 11 mN m REV 20 42 g cm 0 28 0 58 oz inch REV CQ 102RC less than 0 19 mN m less than 2 g cm back tension less tha...

Страница 9: ...tment Location Main board 0 dB 1µV Repeat the procedures in each adjustment several times and the frequency coverage and tracking adjustments should be finally done by the trimmer capacitors AM RF signal generator 30 amplitude modulation by 400Hz signal Output level as low as possible Put the lead wire antenna close to the set set 16 Ω phones jack J301 level meter Frequency Coverage Adjustment Set...

Страница 10: ...10 WM FX495 Adjustment Location IC1 MAIN BOARD SIDE B CT1 AM Tracking Adjustment L4 AM Tracking Adjustment MAIN BOARD SIDE A L5 AM Frequency Coverage Adjustment L7 FM Tracking Adjustment ...

Страница 11: ...EF Q301 INV PRE OUTA PRE OUTB RV301 VOL R CH PW IN A PW IN C BST OUT BST SW PW NFA PW NFB OUTA OUTC PW MUTE PRE MUTE R CH MUTE CTL E2P_CS E2P_CLK E2P_DATA PRE CTRL 70 RESET F R_CTRL MOTOR_START MOTOR_SPEED MOTOR_BREAK MOTOR_DIR TAPE DET 59 REMOTE BATT DET DDC_CTRL AMP_CTRL IC701 2 2 SYSTEM CONTROL IC201 1 6V REG IC801 2 5V SWITCHING REG IC501 EEPROM IC704 RESET CF1 FM IF IC1 FM AM FRONT END IF DET...

Страница 12: ...05 FB1 C301 C308 C203 R206 C330 R301 S708 C312 R204 R213 R405 R110 R310 C401 C305 R103 C207 Q202 C316 R209 R211 C325 R307 C322 R210 R109 C204 C101 C410 Q305 Q753 S715 C18 R205 R113 C324 C307 C206 C108 S709 BP1 C3 C42 C14 C15 C32 C7 C16 C9 IC1 C49 C4 S711 R2 L16 L6 C10 C30 C21 D1 C12 AEP JC2 C412 R410 R1 D3 R4 C13 C43 C27 C34 C5 C37 C2 L3 D4 C29 C24 C35 C47 C23 C8 R7 R6 C40 C28 C1 FB303 FB305 FB307...

Страница 13: ...p C33 2p 2200p 100k 1k MA2SP0100S0 1k 100p 1k 2200 1000p 47 4V 470p 4 7 4V 0 1 0 47 1k 0 047 0 022 10k 10k 0 0 1 0 01 2 2k 0 01 100k MA2S357 2200p 2p 220p TA2154FN 10 6 3V 2 2 2 2 0 1 2 2 1 0 22 470k 0 1 0 22 0 22 0 22 22 4V 4 7 4 7 4 7 3 100k 100k 3 2 2k 4 7k 4 7k 0 047 47k 1k 1k 4 7 1 1000p 1000p XP1501 EQ SWITCH 0 022 1k 1k 0 022 100k 1 100 470k 1000p 1k 1k 1 1 10k TA2160FN PRE POWER AMP 22 4V ...

Страница 14: ...p 10p 10k 10k 10k 10k 10k 10k 10k 10k 100k 0 5 2200p 10k 0 5 10k 100k 100k 100k 220k 1M 100k 0 5 1000p 1k 47k 0 5 100k 0 5 470k 0 5 1 1k AK93C41AV E2 EEPROM 1 1k 1k 2 2k 4 7k 0 1 0 01 220k 100 3 3K 22k 1 2SB970 2SB970 2SB970 470 470 470 1k 0 01 0 01 220k 220k 0 1 100 0 1 0 22 220 4V 100k 1k 2SB815B7 TB TSY SWITCH 10k 0 5 22k 0 5 22 0 022 0 01 22 6 3V TRANSFORMER DC DC CONVERTER 10p 1k MA111 1k 5p ...

Страница 15: ...ote on Printed Wiring Board X parts extracted from the component side a Through hole Pattern from the side which enables seeing The other layers patterns are not indicated 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 z Waveforms 1 IC701 ua VOLT DIV ...

Страница 16: ...V PW W GND OSC DR VREF START VSP IN U PU GND VCC FC TC1 TC2 R1 OUT IC301 TA2160FN EL 12 13 14 19 15 8 9 10 PRE OUT B BST SW PW INA PW NFB PW INB PW MUTE PRE MUTE AGC DET PW GND PW NFA 1 4 2 3 5 6 PRE NFB PRE NFA PRE OUT A VREF PRE GND 7 RF REF BST SW AGC DET AGC 18 17 16 20 LPF VREF IN BSF NF IN B IN A RF IN BASE BST OUT PW INC AGC IN OUT A OUT C OUT B VCC RF OUT 30 29 27 28 23 24 25 26 22 21 11 P...

Страница 17: ... 758 1 CABINET FRONT ASSY BLUE AEP 3 3 252 498 01 LID BATTERY SILVER 3 3 252 498 11 LID BATTERY BLUE AEP 4 3 022 857 01 SPRING OPEN 5 3 704 197 91 SCREW M1 4X1 8 LOCKING 6 3 252 507 01 LEVER OPEN 7 3 022 856 01 SPRING KNOB TENSION 8 3 349 825 11 SCREW 9 3 019 422 03 JOINT 10 3 252 499 01 KNOB OPEN SILVER 10 3 252 499 11 KNOB OPEN BLUE 11 3 252 500 01 KNOB HOLD SILVER 11 3 252 500 11 KNOB HOLD BLUE...

Страница 18: ...ESSION 106 X 3375 024 4 CLUTCH ASSY F 107 3 021 951 02 GEAR CAM 108 3 348 953 21 WASHER 109 3 021 979 02 SPRING UDF COMPRESSION 110 3 021 949 01 GEAR BF 111 X 3375 022 7 CHASSIS ASSY F 112 3 021 974 04 SPRING HEAD BASE 113 3 238 876 04 SCREW M1 4 TOOTHED LOCK 114 X 3375 021 3 PINCH LEVER R F ASSY 115 3 704 197 71 SCREW M1 4x4 5 116 3 921 797 01 WASHER 117 3 338 647 31 WASHER 1 0 2 5 118 3 022 100 ...

Страница 19: ... 50V C30 1 164 315 11 CERAMIC CHIP 470PF 5 50V C31 1 107 819 11 CERAMIC CHIP 0 022uF 10 16V C32 1 164 845 11 CERAMIC CHIP 5PF 0 25PF 50V US C33 1 164 842 11 CERAMIC CHIP 2PF 0 25PF 50V US C34 1 164 939 11 CERAMIC CHIP 0 0022uF 10 50V C35 1 164 939 11 CERAMIC CHIP 0 0022uF 10 50V C37 1 164 845 11 CERAMIC CHIP 5PF 0 25PF 50V C40 1 164 840 11 CERAMIC CHIP 1PF 0 25PF 50V US C40 1 164 842 11 CERAMIC CH...

Страница 20: ...4 760 21 FERRITE 0uH FB303 1 414 760 21 FERRITE 0uH FB304 1 414 760 21 FERRITE 0uH FB305 1 414 760 21 FERRITE 0uH FB306 1 414 760 21 FERRITE 0uH FB307 1 414 760 21 FERRITE 0uH IC IC1 6 701 310 01 IC TA2154FN EL IC201 8 759 457 70 IC XC62RP1602MR IC301 6 701 831 01 IC TA2160FN EL IC601 8 759 356 46 IC MM1279XVBE IC701 6 802 987 01 IC TC9328AF 117 IC704 8 759 572 21 IC S 80808ANNP E7Y T2 IC801 8 759...

Страница 21: ...TAL CHIP 1K 5 1 10W R333 1 218 941 81 RES CHIP 100 5 1 16W R334 1 216 841 11 METAL CHIP 47K 5 1 10W R401 1 218 933 11 RES CHIP 22 5 1 16W R402 1 208 707 11 METAL CHIP 10K 0 5 1 16W R403 1 218 953 11 RES CHIP 1K 5 1 16W R404 1 216 821 11 METAL CHIP 1K 5 1 10W R405 1 208 715 11 METAL CHIP 22K 0 5 1 16W R408 1 218 953 11 RES CHIP 1K 5 1 16W R409 1 216 845 11 METAL CHIP 100K 5 1 10W R410 1 218 887 11 ...

Страница 22: ... SWITCH TACTILE SMD SET S710 1 771 851 21 SWITCH TACTILE SMD REW S711 1 771 851 21 SWITCH TACTILE SMD 5 S712 1 771 851 21 SWITCH TACTILE SMD 1 S713 1 771 851 21 SWITCH TACTILE SMD AM S714 1 771 851 21 SWITCH TACTILE SMD Y DIRECTION S715 1 771 851 21 SWITCH TACTILE SMD FM TRANSFORMER T401 1 437 599 21 TRANSFORMER DC DC CONVERTER THERMISTOR TH601 1 810 794 11 THERMISTOR POSITIVE VIBRATOR X1 1 795 41...

Страница 23: ...23 WM FX495 MEMO ...

Страница 24: ...rsion at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2003 02 New 1 1 2003 10 Changes into the model for repair RPC 03001 1 2 2005 12 Change of supply classification of Ref No 1 rubber and addition of Ref No 1 lever open ASSY SPM 05201 ...

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