Sony Walkman WM-FX488 Скачать руководство пользователя

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WM-FX488

4-3. PRINTED WIRING BOARDS

Ref. No.

Location

Semiconductor

Location

A-2

B-9

B-3

A-3

D401

F-2

D402

F-2

D701

G-10

IC1

B-3

IC301

F-8

IC601

G-3

IC701

C-8

IC703

D-4

Q101

E-7

Q102

E-7

Q201

E-8

Q202

E-8

Q301

E-7

Q302

E-9

Q303

F-8

Q305

B-7

Q401

F-2

Q402

F-2

Q701

B-8

Q702

B-8

Q703

E-2

Q704

F-9

Q705

G-2

Q707

G-4

V
U

COM

M601

CAPSTAN/REEL

MOTOR

HEAD FLEXIBLE

BOARD

REV

FWD

HP601

PLAYBACK

HEAD

CT1

IC601

IC1

S301

TAPE ON

C607

C610

C605

C601

R611

R601

R603

C606

C608

C604

C603

C602

R609

R610

R602

IC703

C409

R406

R404

R11

R16

C17

C28

C21

C41

C10

C14

C12

D401

Q707

R715

R701

R331

R332

R719

R718

R720

D402

R405

R403

R506

R703

C330

C712

C11

R113

R213

C331

R330

R311

C316

R732

R731

R733

C732

C309

R305

T401

Q401

R401

C406

R402

C407

C44

C13

JC2

C402

R716

Q703

JC6

C404

C15

E, CH

TP30

S701

HOLD

C408

R407

L401

C24

C30

R40

C18

FB1

C306

C700

Q402

R408

R717

Q705

C403

R12

C23

C46

R214

R114

(11)

1-685-793-

MAIN BOARD (SIDE A)

ON OFF

Q301

Q302

Q701

Q702

C705

IC701

TH601

CN101

Q704

C301

Q202

Q102

Q101

Q201

C324

CF3

IC301

R604

C711

R605

S302

N/R SW

C20

C26

C19

C56

C31

C715

L701

D701

C104

C204

C203

R203

R201

R221

LCD701

R106

R206

C312

C325

C311

C208

C108

R209

R109

R310

C209

C109

C310

C322

C701

C703

C704

JC703

E, CH

JC702

JC701

JC704

C207

C106

C206

R21

R20

R710

R709

R708

R707

R706

R705

C702

C709

C710

C707

C708

TAP1

R711

R18

R702

R714

R17

C706

C713

C36

C714

R111
C101

C201

R211

R121

R101

R103

R104

C103

R204

R302

R303

R301

C107

R207

R208

R108

R107

R205

R105

S706

ENTER

S710

PRESET/

S707

SET

S711

C308

C307

C305

C210

C110

R110

R210

R333

R212

R112

RV601

C16

S702

S709

C304

S704

RADIO OFF

R304

X701

S703

PRESET/TUNING–

C29

C22

Q305

FB301

FB201

FB101

C716

Q303

(11)

1-685-793-

CF1

J301

C405

DRY BATTERY

SIZE “AA”

(IEC DESIGNATION LR6)

1PC, 1.5V

C503

C721

C722

RV301

VOL

MAIN BOARD (SIDE B)

Refer to page 9 for Notes.

Ver 1.1 2003.01

Содержание Walkman WM-FX488

Страница 1: ...ojecting parts and controls Mass Appr ox 138 g 4 9 oz main unit only Supplied accessories Stereo headphones or Stereo earphones 1 Carrying case with belt clip 1 Design and specifications are subject to change without notice Battery life approximate hours Sony alkaline LR6 SG Sony R6P SR Tape playback 35 9 Radio reception 40 14 Measured value by the standard of JEITA Japan Electr onics and Informat...

Страница 2: ...ism Deck Section MF WMFX488 114 18 6 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 or unsoldering Notes on chip component replacement Never reuse a disconnected ch...

Страница 3: ... Cabinet center Holder Cassette Mechanism deck Belt Capstan reel motor M601 Magnetic head playback HP601 Set Cabinet front Cabinet front Cabinet center Holder Cassette 4 Claws 2 5 1 Claws 1 Claws 3 Claws 1 Claws Main board 4 Screw M1 4 WH 5 Screw S701 Hold knob Head flexible board 1 Remove solder six places 2 Remove solder four places 3 Lid battery case 6 z CAUTIONS DURING ASSEMBLY Align position ...

Страница 4: ...IC HEAD PLAYBACK HP601 Mechanism deck Cabinet center 1 Claws 2 Wheel ASSY P capstan Wheel ASSY P capstan Belt How to apply the belt Capstan reel motor M601 1 Belt 5 Magnetic head PLAYBACK HP601 3 Capstan reel motor M601 4 Two screws M1 4 2 Two screws M1 4 Mechanism deck ...

Страница 5: ...assette 4 Close the Holder cassette then press it 2 5 HOLDER CASSETTE z CAUTIONS DURING ASSEMBLY Holder Cassete 1 5 Hinge Hinge Hinge Projection Hinge Projection 3 Move the hinge away from projection 2 Move the hinge away from projection 4 Spring torsion 2 Spring torsion Spring 2 Hinge 3 Hinge Holder cassette 4 ...

Страница 6: ...g cm back tension less than 0 027 oz inch FF REW CQ 201B more than 5 89 mN m more than 60 g cm more than 0 84 oz inch SECTION 3 ADJUSTMENTS 3 2 ELECTRICAL ADJUSTMENTS PRECAUTION Supplied voltage 1 3V Switch and control position MENU display MEGA BASS OFF VOLUME control RV301 maximum AVLS OFF No indicated FM MODE STEREO No indicated TAPE SECTION Test Tape Type Signal Used for WS 48A 3kHz 0dB Tape S...

Страница 7: ...tion Main board See page 8 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 Se...

Страница 8: ...8 WM FX488 Adjustment Location MAIN BOARD SIDE A IC1 TP30 TP12 VT L5 AM Frequency Coverage Adjustment L2 FM Tracking Adjustment L4 AM Tracking Adjustment CT1 AM Tracking Adjustment TP30 FM Sgnal input ...

Страница 9: ...n terminal 60 C2 Capacitor conection terminal 61 VEE Capacitor conection terminal 62 C3 Capacitor conection terminal 63 C4 Capacitor conection terminal 64 VLCD Capacitor conection terminal Note on Schematic Diagram All capacitors are in µF unless otherwise noted pF µµF 50 WV or less are not indicated except for electrolytics and tantalums All resistors are in Ω and 1 4 W or less unless otherwise s...

Страница 10: ...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 FWD REV CTL FWD REV SW BATT CHECK TAPE PRE CTL P CTL AMP CTL Q707 D701 IC701 2 2 SYSTEM CONTROL IC703 RESET CF1 FM IF IC1 FM AM FRONT END IF DET FM MPX IC701 1 2 SYSTEM CONTROL IC601 CAPSTAN REEL MOTOR DRIVE LOUT ROUT LPF1 REQSW OSC OUT MODE 1 MODE 2 IF COUNT STEREO MONO ...

Страница 11: ...05 C403 R12 C23 C46 D5 R214 R114 1 10 11 20 1 15 16 30 11 11 1 685 793 MAIN BOARD SIDE A B ON OFF t Q301 Q302 Q701 Q702 C705 IC701 TH601 CN101 Q704 C301 Q202 Q102 Q101 Q201 C324 CF3 D2 IC301 R604 C711 R605 S302 N R SW R7 R5 C20 C26 C19 C7 C56 C31 C715 L701 D701 C104 C204 C203 R203 R201 R221 LCD701 R106 R206 C312 C325 C311 C208 C108 R209 R109 R310 C209 C109 C310 C322 C701 C703 C704 JC703 E CH 6E JC...

Страница 12: ...47 470p 4 7 16V 0k 22 6 3V 220 4V 0 022 5p 470p 2200p MA2S357 1p 10k 22p AM OSC 470p 0 022 470k 0 022 470k 0 022 10p FM RF 2200p 2200p MA2S357 100k 0 01 4 7k 0 01 0 1 10k 100p 10k 0 SVC347 T TL 22k 22k 100p 2 2k 2SB815B7 TA2154FN EL 6p 6p 27nH 0 001 0 1k 1k MA2SP0100LSO 1000p L OUT R OUT IN OUT C RF OUT RADIO ON GND BAND1 BAND2 IF IN IF REQ OSC IN VT LOCAL DX 1 1 2 2 AM ANTENNA L4 BAR FM TRACKING ...

Страница 13: ...0k 2 2k 1SS367 470 4V 470 4V 220 4V 220k 0 01 220k 220k 0 01 0 1 100 0 1 0 22 1 22k 0 01 3 3K 1 4 7k 2 2k 1k 0 1 10k 2SB815B7 1k 10p 22p 0 1 10 6 3V 0 47 0 1 0 1 0 1 75KHz 2200p 100k 0 47 22 4V 1 LCD1 10k 10k 10k 10k 10k 10k 100k 47k 1k TAPE ON N R SW 100k 0 1 0 01 0 01 10k 0 01 10k 4 7k 100k 0 1 470k 10k 1M 1 10k 2SC4154 LPF 2SC4154 LPF 2SC4154 2SB815B7 MM1279XVBE CAPSTAN REEL MOTOR DRIVER PST900...

Страница 14: ...20k 22 4V 4700p 470 470k 10k 22k 470k 10k 22k 4700p 470 22 4V 220k 22 4V 1000p 1 1 1k XP1116 TX AVLS CONTROL SWITCH 100 100 100k 100k 2SC2712 2SA1362 Y 2SA1362 Y 470p 470p 220k 220k 100k 1 1k 1k 1 1 1000p 1000p 1 4 7 1k 1k 2 2 2 2 0 1 2 2 1 10 6 3V 0 22 4 7 0 22 0 22 4 7 4 7 0 1 470k 4 7k 4 7k 0 022 0 022 22 0 047 100k 2SA1362 Y 2SA1362 Y 100k 0 22 TA2160FN EL PRE POWER AMP 2SA1362 Y XP1501 6P 1k ...

Страница 15: ...C AM RF IN OSC OUT TV RF OUT FM RF OUT AM BYPASS AM OSC MODE2 MODE1 IF REQ IF COUNT LPF2B LPF2A L OUT RFVCC 30 29 27 28 23 24 25 26 22 21 11 BUFF IF BUFF BUFF BUFF FM IF AM IF AF TV RF FM RF 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 ...

Страница 16: ... 18 20 1 2 3 4 5 6 7 8 9 10 19 12 PRE DRIVER SOFT SWITCH MOTIVE LOGIC MOTIVE OSC BIAS REFERENCE VOLTAGE MOTIVE CONTROL CIRCUIT INVERTER SPEED CONTROL CURRENT CONTROL OUTPUT BIAS PV V PW W GND OSC DR VREF START VSP IN U PU GND VCC FC TC1 TC2 R1 OUT ...

Страница 17: ...mark 5 1 CABINET SECTION 1 6 2 3 4 9 10 18 13 15 16 17 19 20 21 14 11 12 7 8 5 LCD701 Mechanism deck MF WMFX488 114 L4 1 3 019 859 11 BUTTON STOP 2 3 019 860 11 BUTTON FF 3 3 019 858 11 BUTTON PLAY 4 3 019 861 11 BUTTON REW 5 3 245 288 01 KNOB HOLD 6 3 245 284 11 CABINET CENTER 7 3 245 293 01 SPRING CASSETTE 8 3 245 294 01 SPRING TORSION 9 3 245 285 01 HOLDER CASSETTE 10 3 921 955 01 SCREW M1 4 TO...

Страница 18: ... 223 11 GEAR REEL 2 106 3 921 797 01 WASHER 107 3 920 993 02 SPRING NR 108 3 014 709 01 SPRING FR LEVER OW 109 3 938 657 01 BELT 110 X 3380 431 1 CHASSIS COMP ASSY GL SL 111 3 013 142 02 SPRING FR CP 112 3 921 053 01 LEVER D SELECTION 113 X 3376 169 5 CLUTCH ASSY 114 3 920 990 21 SPRING UD COMPRESSION 115 3 921 335 03 WASHER LEVER 116 3 923 530 11 SLEEVE M 117 3 728 091 01 WASHER STOPPER 118 3 921...

Страница 19: ...36 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C41 1 115 416 11 CERAMIC CHIP 0 001uF 5 25V C44 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C46 1 115 416 11 CERAMIC CHIP 0 001uF 5 25V 6E C56 1 162 911 11 CERAMIC CHIP 6PF 0 25PF 50V C101 1 162 962 11 CERAMIC CHIP 470PF 10 50V C103 1 162 968 11 CERAMIC CHIP 0 0047uF 10 50V C104 1 104 847 11 TANTAL CHIP 22uF 20 4V C106 1 115 156 11 CERAMIC CHIP 1uF 10V C107 ...

Страница 20: ...3 1 419 135 21 INDUCTOR 27nH L4 1 754 265 11 ANTENNA FERRITE ROD AM TRACKING L5 1 428 859 11 COIL AM OSC AM FREQUENCY COVERAGE L401 1 412 010 41 INDUCTOR 22uH L701 1 412 995 21 INDUCTOR 22uH TRANSISTOR Q101 8 729 230 72 TRANSISTOR 2SA1362YG Q102 8 729 230 72 TRANSISTOR 2SA1362YG Q201 8 729 230 72 TRANSISTOR 2SA1362YG Q202 8 729 230 72 TRANSISTOR 2SA1362YG Q301 8 729 230 49 TRANSISTOR 2SC2712 YG Q3...

Страница 21: ...METAL CHIP 10K 5 1 10W R604 1 216 821 11 METAL CHIP 1K 5 1 10W R605 1 216 825 11 METAL CHIP 2 2K 5 1 10W R609 1 216 849 11 METAL CHIP 220K 5 1 10W R610 1 216 849 11 METAL CHIP 220K 5 1 10W R611 1 216 849 11 METAL CHIP 220K 5 1 10W R701 1 216 821 11 METAL CHIP 1K 5 1 10W R702 1 216 829 11 METAL CHIP 4 7K 5 1 10W R703 1 216 845 11 METAL CHIP 100K 5 1 10W R705 1 216 833 11 METAL CHIP 10K 5 1 10W R706...

Страница 22: ...sion allows you to jump 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 2002 10 New 1 1 2003 01 Addition of 6E model ENG 03001 ...

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