Sony Walkman WM-FX171 Service Manual Download Page 22 | Manualshive

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WM-FX171/FX173/FX177

US Model

WM-FX171

Canadian Model

WM-FX173/FX177

AEP Model

E Model

Chinese Model

WM-FX171/FX173

Tourist Model

WM-FX171

SERVICE MANUAL

SUPPLEMENT-1

File this supplement with the Service Manual.

Subject : 1. Parts list addition of WM-FX171(US/Tourist/Chinese),

WM-FX173 (Chinese) models

2. Circuit Board chenge

1999. 01

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Summary of Contents for Walkman WM-FX171

Page 1: ...l DC 3V power sources Dimensions FX173 88 5 118 6 38 2 mm 3 1 2 4 3 4 1 9 16 inches w h d incl projecting parts and controls FX171 FX177 88 5 118 6 37 6 mm 3 1 2 4 3 4 1 1 2 inches w h d incl projecting parts and controls Mass FX173 Approx 165 g 5 9 oz Approx 245g 8 7 oz incl batteries and a cassette FX171 FX177 Approx 160 g 5 7 oz Approx 240 g 8 5 oz incl batteries and a cassette Supplied accesso...

Page 2: ...ECTION 1 GENERAL 1 GENERAL 2 2 DISASSEMBLY 2 1 Cabinet Front Assy 3 2 2 Main Board 4 2 3 Cassette Lid 4 2 4 Mechanism Deck 5 2 5 Belt Motor Reel Capstan 5 3 MECHANICAL ADJUSTMENT 6 4 ELECTRICAL ADJUSTMENT 6 5 DIAGRAMS 5 1 Block Diagram 8 5 2 Schematic Diagram FX171 FX177 Models 10 5 3 Printed Wiring Board FX171 FX177 Models 13 5 4 Printed Wiring Board FX173 Model 17 5 5 Schematic Diagram FX173 Mod...

Page 3: ... 1 7 9 tapping 2 1 CABINET FRONT ASSY 2 Insert the precision screwdriver 1 4 mm flat blade into the slit at claw A and release the claw 3 Remove the cabinet front assy Release all claws B to L in alphabetical order This set can be disassembled in the order shown below 2 1 CABINET FRONT ASSY 2 2 MAIN BOARD 2 3 CASSETTE LID 2 4 MECHANISM DECK 2 5 BELT MOTOR REEL CAPSTAN ...

Page 4: ...SSETTE LID 2 Insert a precision screwdriver 1 4 mm flat blade vertically into portion A to release the hinge plate 3 Portion B to release the hinge plate 3 Remove the four solders 4 Screw M 1 4 toothed lock WH 2 Flexible board CN302 6 MAIN board 5 Two claws 1 Head flexible board CN301 ...

Page 5: ...driver 1 4 mm flat blabe in to the slit and release two claws 2 Remove the mechanism deck in the direction of the arrow 2 Two screws screw M 1 4 special head 3 Motor reel capstan 1 Belt 2 4 MECHANISM DECK 2 5 BELT MOTOR REEL CAPSTAN ...

Page 6: ...r reading 20 30 g cm 0 4 2 0 g cm 20 30 g cm 0 4 2 0 g cm More than 40 g cm PRECAUTION 1 Specified voltage 3 0V 2 Switch position AVLS switch NORM CASSETTE SECTION Test Tape Tape Speed Adjustmnet Procedure 1 Playback WS 48A Tape center part and adjust RV601 so that the frequency counter reading becomes 3 000Hz 15Hz 2 Playback WS 48A Tape top and end Check that frequency counter reading is within 1...

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Page 9: ...asured with no cassette installed Power voltage is dc 3V and fed with regulated dc power supply from external power voltage jack Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark PB TAPE AM FM Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Signal path F FM f AM E PB Abbreviation ...

Page 10: ...cated 1 2 A B C D E F G H I 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 MAIN BOARD SIDE B MAIN BOARD SIDE A 1 667 714 11 11 1 5 9 10 18 19 15 27 28 36 30 25 16 POWER L R HP901 PLAYBACK HEAD 4 5 3 2 1 6 BATT RV301 VOLUME FM AM TAPE RADIO OFF L R 5 1 24 20 15 13 12 10 1 6 2 4 3 4 1 4 4 4 TUNING L1 EXCEPT C SA PA FX177 MODEL EXCEPT C SA PA FX177 MODEL C SA PA FX177 MODEL C SA PA FX177 MOD...

Page 11: ...5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 5 4 PRINTED WIRING BOARD FX173 MODEL MAIN BOARD SIDE B MAIN BOARD SIDE A 1 667 151 11 11 1 5 9 10 18 19 15 27 28 36 30 25 16 POWER L R HP901 PLAYBACK HEAD 4 5 3 2 1 6 BATT RV301 VOLUME FM AM TAPE RADIO OFF L R 5 1 24 20 15 13 12 10 1 9 2 4 3 4 1 4 4 4 TUNING L1 EXCEPT C SA CND MODEL EXCEPT C SA CND MODEL C SA CND MODEL C SA CND MODEL S305 AVLS NO...

Page 12: ...rrent is measured with no cassette installed Power voltage is dc 3V and fed with regulated dc power supply from external power voltage jack Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark PB TAPE AM FM Voltages are taken with a VOM Input impedance 10 MΩ Voltage variations may be noted due to normal produc tion tolerances Signal path F FM f AM E PB Ab...

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Page 16: ...051 A MAIN BOARD COMPLETE FX173 AEP 52 A 3021 034 A MAIN BOARD COMPLETE FX171 EE 52 A 3021 032 A MAIN BOARD COMPLETE FX171 IT 52 A 3021 038 A MAIN BOARD COMPLETE FX171 FR 52 A 3021 036 A MAIN BOARD COMPLETE FX171 EA 52 A 3021 035 A MAIN BOARD COMPLETE FX171 E 52 A 3021 007 A MAIN BOARD COMPLETE FX171 AEP 52 A 3021 037 A MAIN BOARD COMPLETE FX171 C SA PA 53 3 019 862 01 TERMINAL BATTERY 54 3 019 85...

Page 17: ... 101 3 013 560 11 BELT 102 3 703 816 31 SCREW M1 4 SPECIAL HEAD 103 3 921 042 01 GEAR REEL 104 3 703 816 73 SCREW M1 4 SPECIAL HEAD 105 X 3369 749 1 PINCH LEVER N ASSY 106 3 920 996 01 SPRING PINCH N HP901 1 667 291 11 HEAD FLEXIBLE BOARD W PLAYBACK HEAD M901 1 763 073 11 MOTOR 104 103 105 106 102 101 M901 HP901 ...

Page 18: ...TECTION 159 3 728 091 01 WASHER STOPPER Ref No Part No Description Remarks Ref No Part No Description Remarks 155 158 154 159 160 161 162 163 164 165 166 167 152 151 153 157 156 168 160 3 923 530 01 SLEEVE M 161 3 921 335 01 WASHER LEVER 162 3 920 990 01 SPRING UD COMPRESSION 163 3 921 050 01 GEAR B 164 X 3372 619 1 WHEEL ASSY NP CAPSTAN 165 3 921 043 01 GEAR D 166 3 014 709 01 SPRING FR LEVER OW ...

Page 19: ... 1 163 103 00 CERAMIC CHIP 27PF 5 50V IT EA C3 1 163 089 00 CERAMIC CHIP 6PF 50V EE C4 1 163 089 00 CERAMIC CHIP 6PF 50V IT C SA EA PA CND C4 1 163 091 00 CERAMIC CHIP 8PF 50V AEP FR EE E C5 1 162 937 11 CERAMIC CHIP 6PF 0 5PF 50V C6 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C7 1 165 128 11 CERAMIC CHIP 0 22uF 16V C8 1 164 156 11 CERAMIC CHIP 0 1uF 25V C9 1 115 156 11 CERAMIC CHIP 1uF 10V C10 1 164...

Page 20: ...CEPT EE CP1 1 239 813 21 FILTER BAND PASS EE VARIABLE CAPACITOR CV1 1 141 592 11 CAP VAR POLYETHYLENE TUNING FX171 EXCEPT EE FX177 CV1 1 141 592 21 CAP VAR POLYETHYLENE TUNING FX171 EE CV1 1 141 595 11 CAP VAR POLYETHYLENE M TUNING FX173 DIODE D120 8 719 067 62 DIODE LNJ210C6AOSO BATT IC IC1 8 759 493 20 IC TA2111F EL IC301 8 759 285 29 IC LA4582CM IC601 8 759 447 73 IC LB1979V TLM JACK J301 1 750...

Page 21: ... 16W R604 1 216 839 11 METAL CHIP 33K 5 1 16W R605 1 216 821 11 METAL CHIP 1K 5 1 16W R606 1 216 845 11 METAL CHIP 100K 5 1 16W R607 1 216 833 11 METAL CHIP 10K 5 1 16W R608 1 216 821 11 METAL CHIP 1K 5 1 16W R609 1 216 821 11 METAL CHIP 1K 5 1 16W VARIABLE RESISTOR RV301 1 225 362 11 RES VAR CARBON VOLUME RV601 1 238 663 11 RES ADJ CARBON 4 7K SWITCH S302 1 762 917 11 SWITCH DETECTION SMALL TYPE ...

Page 22: ...FX177 AEP Model E Model Chinese Model WM FX171 FX173 Tourist Model WM FX171 SERVICE MANUAL SUPPLEMENT 1 File this supplement with the Service Manual Subject 1 Parts list addition of WM FX171 US Tourist Chinese WM FX173 Chinese models 2 Circuit Board chenge 1999 01 ...

Page 23: ... COMPLETE FX171 E 52 52 3 022 292 01 CABINET REAR BLACK PA E C SA EA US CH JE 3 022 292 21 CABINET REAR BLUE FX173 E C SA EA CH 3 022 292 41 CABINET REAR GREEN FX173 E C SA EA CH 3 022 292 61 CABINET REAR RED FX173 E C SA EA CH 3 022 577 01 CABINET FRONT BLACK E EA CH JE 3 022 577 11 CABINET FRONT BLUE FX173 E EA CH 3 022 577 21 CABINET FRONT GREEN FX173 E EA CH 3 022 577 31 CABINET FRONT RED FX17...

Page 24: ...WM FX171 FX173 FX177 3 4 SCHEMATIC DIAGRAM FX171 FX177 MODELS 2 ...

Page 25: ...G BOARD FX171 FX177 MODELS Ref No Location D120 G 14 IC1 F 14 IC301 E 18 IC601 E 19 Q2 G 14 Q101 E 16 Q201 E 16 Q301 F 17 Q302 F 14 Semiconductor Location 1 2 A B C D E F G H I 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 16 IT EA MODEL ...

Page 26: ...f No Location D120 G 14 IC1 F 15 IC301 E 18 IC601 E 19 Q2 G 14 Q101 E 16 Q201 E 16 Q301 F 17 Q302 F 15 Semiconductor Location 1 2 A B C D E F G H I 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 PRINTED WIRING BOARD FX173 MODEL 16 ...

Page 27: ...WM FX171 FX173 FX177 11 12 SCHEMATIC DIAGRAM FX173 MODEL 2 ...

Page 28: ...968 11 CERAMIC CHIP 0 0047uF 10 50V C104 1 126 157 11 ELECT 10uF 20 16V C105 1 115 156 11 CERAMIC CHIP 1uF 10V C106 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V FX171 FX177 C106 1 162 966 11 CERAMIC CHIP 0 0022uF 10 50V FX173 C107 1 115 156 11 CERAMIC CHIP 1uF 10V C108 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V C201 1 162 962 11 CERAMIC CHIP 470PF 10 50V C203 1 162 968 11 CERAMIC CHIP 0 0047uF 10 50V C2...

Page 29: ...P 2 2 5 1 16W US AEP IT EE CND R207 1 216 796 11 RES CHIP 8 2 5 1 16W FR R207 1 216 797 11 METAL CHIP 10 5 1 16W E C SA EA PA CH JE R209 1 216 850 11 METAL CHIP 270K 5 1 16W US AEP IT FR EE CND R209 1 216 846 11 METAL CHIP 120K 5 1 16W E C SA EA PA CH JE R301 1 216 821 11 METAL CHIP 1K 5 1 16W R305 1 216 837 11 METAL CHIP 22K 5 1 16W R306 1 216 835 11 METAL CHIP 15K 5 1 16W FX171 FX177 R306 1 216 ...

Page 30: ...2 MANUAL INSTRUCTION ENGLISH FRENCH GERMAN ITALIAN AEP IT EE 3 861 489 42 MANUAL INSTRUCTION SPANISH DUTCH SWEDISH PORTUGUESE AEP C SA PA 3 861 489 52 MANUAL INSTRUCTION POLISH CZECK GREEK TURKISH AEP 3 861 489 62 MANUAL INSTRUCTION RUSSIAN HUNGARIAN BULGARIAN FINNISH AEP EE 3 861 489 72 MANUAL INSTRUCTION ENGLISH CHINESE KOREAN ARABIC E EA 3 861 489 82 MANUAL INSTRUCTION ENGLISH CHINESE KOREAN E ...

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