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WM-FS555/FS556

SERVICE MANUAL

SPECIFICATIONS

US Model

WM-FS555/FS556

Canadian Model

AEP Model

E Model

WM-FS555

Model Name Using Similar Mechanism

NEW

MD Mechanism Type

MF-WMFS555-114

9-873-595-02

2003A0200-1

© 2003.01

Sony Corporation

Personal Audio Company

Pubulished by Sony Engineering Corporation

RADIO CASSETTE PLAYER

Photo : WM-FS555

• Frequency

TV: 2-13 ch
WEATHER: 1-7ch
FM: 87.5-108 MHz
AM: 530-1710 kHz (North, Central and South America)

531-1602 kHz (Other counries)

• Power requirements

1.5 V DC battery size AA (R6) 

×

 1

• Dimensions

Approx. 102.3 

×

 

117.5

 

×

 47.3 mm (4 

1

/

8

 

×

 4 

3

/

4

 

×

 

1

 

7

/

8

 

inches)

including projecting parts and controls

• Mass

Approx. 219 g (7.8 oz) (main unit only)

• Supplied accessories

Stereo headphones or earphones (1)
Hand strap with belt clip (1)

Design and specifications are  subject to change witout notice.

Ver 1.1  2003.01

www. xiaoyu163. com

QQ 376315150

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TEL 13942296513

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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 Walkman WM-FS556

Page 1: ... South America 531 1602 kHz Other counries Power requirements 1 5 V DC battery size AA R6 1 Dimensions Approx 102 3 117 5 47 3 mm 4 1 8 4 3 4 1 7 8 inches including projecting parts and controls Mass Approx 219 g 7 8 oz main unit only Supplied accessories Stereo headphones or earphones 1 Hand strap with belt clip 1 Design and specifications are subject to change witout notice Ver 1 1 2003 01 www x...

Page 2: ...ing 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 chip component Notice that the minus side of a tantalum capacitor may be dam aged by heat TABLE OF CONTENTS SECTION 1 GENERAL TV WEATHER US FM EXCEPT US HOL...

Page 3: ...the following procedure Main board Chassis H P board Mechanism deck Belt Capstan reel motor M601 Magnetic head playback HP901 Set 1 Remove solder four places 3 Screw WH M1 4 2 Remove solder six places 4 Claws 5 Main board Head flexible board 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 139...

Page 4: ...to apply the belt Capstan reel motor M601 1 Belt 5 magnetic head PLAYBACK HP901 3 Capstan reel motor M601 2 Two screws M1 4 4 Two screws M1 4 Mechanism deck 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: ...n rubber belt 2 Demagnetize the playback head with a head demagnetizer Do not use a magnetized screwdriver for the adjustments 3 These measurement and 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 ...

Page 6: ...at the procedures in each adjustment several times and the frequency coverage and tracking adjustments should be finally done by the trimmer capacitors no mark 10kHz step 9kHz step AM FREQUENCY COVERAGE ADJUSTMENT Adjust parts Frequency display Reading on digtal voltmeter L5 530kHz 1 1 0 15 V 531kHz Confirmation 1 710kHz 8 6 0 4 V 1 602kHz 9 5 0 4 V AM TRACKING ADJUSTMENT Adjust for a maximum read...

Page 7: ...ing Adjustment L2 FM Tracking Adjustment L7 TV Tracking Adjustment MAIN BOARD SIDE A 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 8: ... switch input 44 RADIO ON O Tuner ON OFF output 45 LOCAL DX O Tuner sensitivity tape type selection output NORM MET 46 FWD REV SW I FWD REV switch input 47 P CTL O Power switch ON OFF output 48 MODEL1 I Distination select terminal 49 MODEL2 I Distination select terminal 50 PRE CTL O PRE mute output 51 MUTE CTL O PRE mute signal output 52 MB CTL O Megabass control signal output 53 AVLS CTL O AVSL c...

Page 9: ... 5 10 7 12 13 R CH VREF Q306 VH R CH PW INA PW NFA VCC BST SW PW MUTE PREMUTE OUTA OUTC AGC IN R CH Q303 D5 J301 HEADPHONE S302 FWD REV S301 POWER R CH Q704 INA PRE AMP PRE OUTA PRE NFA VREF Q201 Q101 Q202 Q102 VREF Q301 VCC L R REV R FWD L 10 L7 TV TRACKING L7 TV RF L2 FM TRACKING L4 CT1 AM TRACKING L4 AM FERRITE ROD ANNTENNA L2 FM RF L3 FM OSC L5 AM FREQUENCY COVERAGE L5 AM OSC RV601 TAPE SPEED ...

Page 10: ...3 CN101 D3 R732 Q704 R707 R719 C732 C731 R731 IC703 JC701 JC703 JC704 JC702 C701 C301 C325 Q202 Q102 Q101 Q201 R311 FB301 C1 R17 C36 C37 C324 BLK RED WHT R20 R21 C712 JC4 TAP1 TP304 R333 R2 R3 C11 C12 R107 R108 R105 R205 R208 R207 TAP102 T A P 1 0 3 TAP104 TAP105 TAP106 TAP107 R18 CF3 C322 C108 C208 R701 Q707 H P BOARD 11 11 1 682 796 11 11 1 682 795 N VOLUME SIDE B MAIN BOARD M601 CAPSTAN REEL MO...

Page 11: ...54 2SB815B7 47k 10k 0 1 0 1 0 47 0 1 0 1 10p 22p 1k 1000p 22k 22k 10 6 3V 0 056 PST9008NL RESET 0 1k 100k TUNING TV WEATHER PRESET MENU 75kHz 1 TA2154FN EL TU L TU R AVLS PRE MUTE PWR MUTE FR MEGA BASS NOR METAL FM RF BUZZER FWD REV CTL VCC B MOTOR START GND TU VCC RFGND FM MIX AM MIX AGC Vcc FM IFin GND AMIFin QUAD DETout MPXin LPF1 R OUT L OUT LPF2A LPF2B IFcount REQSW MODE 1 MODE 2 OSCout FM TV...

Page 12: ... 1 1 1 1000p 1000p 1 100k 22 1k 0 022 0 022 1k 1000p 22 4V XN1501 1 MM1279XVBE CAPSTAN REEL MOTOR DRIVER 0 22 1 0 1 0 01 0 1 0 01 0 1 0 01 1 100 22k 4 7k 1k 220k 220k 220k 10k 0 1 1M 470k TA2160FN 2 2k RN2511 AVLS 30k 30k 1 1 6P XP4115 22 4V PWR MUTE PRE MUTE AVLS TU R TU L FR NOR METAL MEGA BASS FM RF BUZZER FWD REV CTL B VCC GND MOTOR START TU VCC INB INA RF IN VREF IN RF OUT BASE LPF BSF NF BST...

Page 13: ...on tolerances Signal path F FM f AM E PB Abbreviation CND Canadian z Waveforms 1 IC701 tg XOUT VOLT DIV 0 5V AC TIME DIV 10 µsec 2 Q401 C VOLT DIV 0 5V AC TIME DIV 0 2 µsec 1 1 Vp p 2 65 MHz 0 38 µsec 1 3 Vp p 75 0 kHz 4 6 IC BLOCK DIAGRAMS 12 13 14 19 15 FM TV MIX 8 9 10 TV RF IN VCC FM IF IN AM IF IN QUAD DET OUT MPX IN LPF IN R OUT GND 1 4 2 3 5 6 FM FR IN RF GND FM MIX AM MIX AGC 7 AM MIX SW F...

Page 14: ...BST PW A PW B PW C IC301 TA2160FN EL 11 13 14 15 16 17 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 IC601 MM1279XVBE www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8...

Page 15: ...E LID SECTION 1 3 224 946 01 SHAFT BUCKLE 2 3 235 969 01 BUCKLE 3 3 235 980 01 PACKING CABINET 4 3 318 203 62 SCREW B1 7X4 TAPPING 5 X 3369 989 4 ARM ASSY 6 3 386 373 01 SCREW TAPPING 7 3 235 966 01 LID CASSETTE 8 3 235 984 01 SHEET CASSETTE ADHESIVE 9 3 235 976 01 RUBBER 10 3 224 941 11 PACKING MD RVS 11 3 224 951 01 SHEET MD ADHESIVE 12 4 225 316 13 ROLLER 13 3 224 945 11 SHAFT ROLLER 14 3 235 9...

Page 16: ...8 859 A MAIN BOARD COMPLETE E 63 3 921 955 01 SCREW M1 4 TOOTH WH 64 3 227 298 01 BUTTON STOP 65 3 227 299 01 BUTTON FF 66 3 227 297 01 BUTTON PLAY 67 3 227 300 01 BUTTON REW 68 3 235 970 01 CHASSIS 69 3 318 203 32 SCREW B1 7 TAPPING 70 3 235 983 01 SPRING 71 3 235 974 01 LID BATTERY CASE 72 3 231 465 02 SPRING TORSION 73 3 921 878 02 TERMINAL BOARD BATTERY 74 3 922 445 02 SHEET BATTERY 75 3 922 4...

Page 17: ... 3 021 786 01 LEVER FS D SELECTION 114 3 921 043 12 GEAR D 115 X 3376 169 4 CLUTCH ASSY 117 3 921 050 01 GEAR B 118 3 920 990 21 SPRING UD COMPRESSION 119 3 921 335 03 WASHER LEVER 120 3 923 530 11 SLEEVE M 121 3 728 091 01 WASHER STOPPER 122 3 921 052 14 LEVER A DETECTION 123 3 920 994 11 SPRING D SELECTION 124 3 929 419 03 LEVER BR DETECTION 126 3 704 197 01 SCREW M1 4 SPECIAL HEAD 127 X 3380 43...

Page 18: ...11 CERAMIC CHIP 0 01uF 10 25V C17 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C19 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C20 1 164 676 11 CERAMIC CHIP 2200PF 5 16V C21 1 164 676 11 CERAMIC CHIP 2200PF 5 16V C22 1 162 909 11 CERAMIC CHIP 4PF 0 25PF 50V C23 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C24 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C26 1 164 676 11 CERAMIC CHIP 2200PF 5 16V C28 1 162 957 11 ...

Page 19: ...2 11 CAP ADJ 10PF AM TRACKING DIODE D1 8 759 072 60 DIODE SVC347T TL D2 8 719 080 77 DIODE MA2S357 E TX SO D3 8 719 080 77 DIODE MA2S357 E TX SO D4 8 719 080 77 DIODE MA2S357 E TX SO US D5 6 500 174 01 DIODE MA2SP0100L US CND D401 8 719 158 49 DIODE MA8120 TX D402 8 719 404 50 DIODE MA111 TX D701 8 719 049 09 DIODE 1SS367 T3SONY FERRITE BEAD FB101 1 414 691 22 FERRITE 0UH FB201 1 414 691 22 FERRIT...

Page 20: ...6 845 11 METAL CHIP 100K 5 1 16W R303 1 216 845 11 METAL CHIP 100K 5 1 16W R305 1 216 853 11 METAL CHIP 470K 5 1 16W R306 1 216 857 11 METAL CHIP 1M 5 1 16W R310 1 216 793 11 RES CHIP 4 7 5 1 10W R311 1 216 845 11 METAL CHIP 100K 5 1 16W R330 1 216 821 11 METAL CHIP 1K 5 1 16W R331 1 216 821 11 METAL CHIP 1K 5 1 16W R332 1 216 845 11 METAL CHIP 100K 5 1 16W R333 1 216 801 11 METAL CHIP 22 5 1 16W ...

Page 21: ...g PULLEY ACCESSORIES 3 235 988 01 STRAP HAND 3 239 205 12 MANUAL INSTRUCTION ENGLISH US 3 239 205 21 MANUAL INSTRUCTION ENGLISH FRENCH SPANISH PORTUGUESE AEP CND 3 239 205 31 MANUAL INSTRUCTION GERMAN DUTCH ITALIAN FINNISH AEP 3 239 205 41 MANUAL INSTRUCTION ENGLISH TRADITIONAL CHINESE E 8 953 284 96 RECEIVER MDR W014LP FS555 US CND E 8 954 008 94 RECEIVER MDR E808LP FS555 AEP 8 954 009 91 HEADPHO...

Page 22: ...mp to the next revised page Ver Date Description of Revision 1 0 2002 02 New 1 1 2003 01 Part No correction of exploded views Ref No 127 SPM 02058 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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