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WM-FX171/FX173/FX177

1. FM RF IN RF GND AM MIX OUT AGC VCC AM FM GND TUN LED STLED QUAD LOW CUT IF IN IF IN 601 LB1979V 5 OSC IN GS VREF COM POWER SUPPLY OSCILLATOR BIAS CIRCUIT PRE eS mu XX mean standardized parts so they may have some differences from the original one Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when ordering these items Color Indication of Appearance Parts Example KNOB BALANCE Mr Ki Parts of Color Cabinet s Color 6 1 CABINET SECTION SECTION 6 EXPLODED VIEWS The mechanical parts with no reference number in the exploded views are not supplied Hardware mark list and accessories and packing materials are given in the last of this parts list Abbreviation CND Canadian IT Italian EE East European EA Saudi Arabia FR French PA Panama C amp SA Central and South America When indicating parts by reference number please include the board name NO o CO CO Part No 3 022 292 01 3 022 292 11 3 022 292 21 3 022 292 31 3 022 292 41 3 022 292 51 3 022 292 61 3 022 292 71 3 019 856 01 3 019 856 21 3 019 856 31
2. 20 21 5302 1 1 POW ER TOTAL CURRENT 45m 2 37 PLAY FF REW 75mA BRY BATTERY I SIZE AA EC DESIGNATION 2PCS 3V BC IN BC IN 3V NEW EIAJ E C amp SA EA MOBEL J302 PHONES 41 M901 MOTOR REELZCAPSTAN 08 WM FX171 FX173 FX177 Note All capacitors are in unless otherwise noted pF HHF 50 WV or less are not indicated except for electrolytics and tantalums All resistors are in and 4W or less unless otherwise specified internal component panel designation Line adjustment for repair Total current 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 lt gt FM Voltages are taken with Input impedance 10 Voltage variations may be noted due to normal produc tion tolerances Signal path gt FM gd AM gt gt PB Abbreviation CND Canadian model IT Italian model EE East European model EA Saudi Arabia model FR French model C amp SA Central and South America models WM FX171 FX173 FX177 5 6 IC BLOCK DIAGRAMS IC1 TA2111F AM RFIN FMRFOUT RFVCC 055 OSC AFG DET OUT MPX IN LPF2 LPF1 L OUT R OUT DECODE
3. FLEXIBLE E 901 BOARD m CN301 5 2200 B H X l 6 R201 1k E MNH e Q O mi zpee dh E y Q L j B C207 1 10V F C107 1 10V F Q Q Q 4 VOLUME ine EH PRE POWER CN302 9 9 lt gt i HIGH FM MIX AM MIX AM IF IN FM IF IN TUN AM RF AM FM IF AMP BET ST AMP FLEXIBLE BOARD PRE MUTE PWR MUTE V 5551 OFF ON MEGA BASS BASS UNIT 1201 04H L101 04H R107 L301 O H K C601 30 m MOTOR BRIVER NI zS G 58 we AEP E CNB EE C amp SA EA Ref No C2 18P 18P 18P 4P 18P 22P C3 20P 20P 20P 20 27 2 C208 1000 B C108 1000p B ae e se or op or 8 19 0 012 6 012 0 022 0 012 9 012 0 012 0 022 0 012 2 zz 22 1 z2 1 10 270 270k Q302 25 1162 6 ST MONO SW 5504 1 2 2 2 3 FM AM TAPE Q2 25 1162 6 5304 2 2 2 2 3 FM AM TAPE TUNER SWITCH 5 0 0501 25 2712 MUTE C301 0 1 25V F C302 0 1 25V F R CH Lo O COM _ Fa RV601 SPEEB R607 10k RV601 4 7k v LNJ210C6A0S0 INB 8120
4. 806 EI ae c 2M 4 ILOCAL MONO Cr02 iri a 08 IN 3VJ METAL E CH EA C amp SA JE 1 US C8SA MOBEL PA MOBEL CV TUNING porem 15 Le LE FUNCTION T FM AM Raer RADIO OFF m 2 901 PLAYBACK Semiconductor Location Ret No Location __ rz m m WM FX171 FX173 FX177 PRINTED WIRING BOARD FX173 MODEL L 1 2 3 4 5 6 7 8 9 100 1 228 14 15 6 17 18 19 20 21 MEGA BASS UNIT A 00707777777 RB 7 RV351 8 80351 1 HIGH M901 mid R APSTA Hd RV352 MAIN BOARD SIDE AJ MAIN BOARD SI E RE 1 MESA 5305 7007777777777 BRY BATTERY gt ENG vec CNB CASA MODEL 2PCS 3V LIMIT CNB C amp SA MODEL DX Wi PH LOCAL MONG 670 pc IN ay EXCEPT api gt i aw djs 3 E CH C amp SA IT E MODE CV FUNCTION i as FM AM RADIO OFF NE Semiconductor Location Ret No Location __ rz m m _ M 9 ee SCHEMATIC DIAGRAM FX173 MODEL 1 2 HP901 PLAYBACK HEAD WM FX171 FX173 FX177 EX
5. M 5 MECHANICAL 6 ELECTRICAL ADJUSTMENT 6 DIAGRAMS Block Diagram E 8 Schematic Diagram FX171 FX177 Models 10 Printed Wiring Board FX171 EX177 Models i 13 Printed Wiring Board FX173 Model 17 Schematic Diagram FX173 Model sequi wis DENN eS 21 IC Block Diagrams M M M PT 24 EXPLODED VIEWS Cabinet Section M M 25 Main Board Section meer rro hana 27 Mechanism Section 1 wis his stn Rae yas awa A ap gya 28 Mechanism Section 2 NUR PURUS RS SR Due RUP a Re 20 ELECTRICAL PARTS 30 Flexible Circuit Board Repairing the temperature of the soldering iron aroud 270 C during repairing e Do not touch the soldering iron on the same conductor of the circuit board within 3 times e not to apply force on the conductor when soldering or unsoldering Notes on chip component replacement e Never reuse a disconnected chip component e Notice that the minus side of a tantalum capacitor may be damaged by heat GENERAL GENERAL from instruction manual e LOCATION OF CONTROL 4 FM AM TAPE RADIO OFF
6. pes HN L MEGA BASS ee 11 Au L C j just 0 m s 1 gt 8 MT HEAD L Bi ii E Ege Ea 0 1 1 1 50 i EE IIT VOLUME PRE POWER AMP R207 1201 R107 1301 04H C108 1000 B R209 e eo 509 _RV 01 2 2 160 F 4 7k C304 0 22 16V F LIMIT lt NORM MOTOR DRIVER P 3P C2 18 ie 18 ia ise 5 20 20 242 20P 20P oP 20 N M ae ep e s lt o o o MOTOR 15k 15K 15K 47K 15K 15K 15K 15K 15K 15K 15K 15K REEL CAPSTAN R107 207 2 2 2 2 2 2 8 2 2 2 10 10 10 10 10 10 2 2 R03 205 270k 1126 11206 1208 1208 ue t CON LA Og 16 WM FX171 FX173 FX177 PRINTED WIRING BOARD FX171 FX177 MODELS L 1 2 3 4 5 6 7 8 9 100 n 12 1 3 14 15 6 17 18 19 20 21 MEGA BASS UNIT A M901 2 gt APSTA MAIN BOARD SIDE A MAIN BOARD SIBE B 700777777 BRY BATTERY S C amp SA CNB n PA CNB IEC 004 R US y PA US OBEL MODEL 2PSC 3V ES 5205 m ii q M LIMIT 2502 US C amp SA MODEL 1 E 2 11 5 Bi 2 jlo 7 ee
7. 10V 22uF 20 6 3V 0 001uF 10 50V 0 001uF 10 50V 0 001uF 10 50V 0 001uF 10 50V 0 1uF 25V 0 1uF 25V 0 1uF 25V 0 068uF 10 25V 0 47uF 10 16V 220uF 20 10V 0 068uF 10 25V 0 068uF 10 25V 0 22uF 10 10V 0 047uF 10 16V 2 2UF 16V 0 47uF 10 16V 0 1uF 25V FILTER ASSY CERAMIC 10 7MHz Ref No CN301 CN302 CN302 CP1 CP1 11 0120 IC1 C301 C601 J301 J302 JR1 JR2 JR4 JR5 L1 L2 L2 L2 L3 L3 L3 L4 L4 L101 L201 L301 L302 14 Part No 1 750 346 21 1 750 346 21 1 784 527 21 1 236 711 21 1 1 1 239 813 21 141 595 21 141 595 21 8 719 067 62 8 759 493 20 8 759 285 29 8 759 447 73 750 061 11 565 287 11 216 864 11 216 864 11 216 821 11 216 864 11 216 864 11 501 962 11 416 623 11 416 624 11 416 625 11 416 626 11 416 627 11 416 628 11 406 408 21 406 409 11 414 760 21 414 760 21 414 760 21 414 760 21 Description Hemarks CONNECTOR CONNECTOR FFC EPC ZIF 6P CONNECTOR FFC EPC ZIF 6P FX171 FX177 CONNECTOR FPC ZIF 9P FX173 lt CONPOSITION CIRCUIT BLOCK gt FILTER BAND PASS US AEP IT FR E C amp SA EA PA CH CND FILTER BAND PASS lt VARIABLE CAPACITOR gt CAP VAR CAP VAR TUNING lt DIODE gt LED
8. Sigral path 9 c gt DC IN 3V gt AM gt gt WM FX171 FX173 FX177 5 2 SCHEMATIC DIAGRAM FX171 FX177 MODELS Note All capacitors are uF unless otherwise noted pF upF 50 WV or less are not indicated except for electrolytics and tantalums All resistors are and 4W or less unless otherwise specified internal component panel designation Line adjustment for repair Total current 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 gt Voltages are taken with Input impedance 10 Voltage variations may be noted due to normal produc tion tolerances Signal path gt FM gt gt Abbreviation CND Canadian model IT Italian model EE East European model EA Saudi Arabia model FR French model PA Panama model C amp SA Central and South America models 160 FLEXIBLE PLAYBACK HEAD B OARD RIT Ld TE m 3 4 5 6 C amp SA PA FX177 MOBEL CNZ01 P n R201 1k i sree T 2 ________ s neh C207 1 10V F Lch 107 1 10V F 1 1 x x 1 1 PR
9. 10 5 1 16 FR E C amp SA EA PA 0 5 1 16 FX177 2700 5 1 16W IT EE 120K 55 1 16W FR E C amp SA EA PA 1 5K 5 1 16 1K 5 1 16 15K 5 1 16 15K 5 1 16 680K 55 1 16 560 5 1 16 2 2 5 1 16W IT EE FX173 10 5 1 16 FR E C amp SA EA 0 5 1 16W FX177 270K 5 AEP IT EE CND 120K 55 1 16 FR E C amp SA EA PA 1K 5 1 16W 22K 5 1 16 5471 EXCEPT IT FX173 FX177 15K 5 1 16W FX171 IT 15K 5 1 16W FX171 FX177 2 2K 5 1 16 FX173 15K 5 1 16 47K 5 1 6W 4 7K 5 1 16W 4 7K 5 1 16W 1M 5 1 6W 1M 5 1 16 1M 5 1 6W 33K 5 1 16W 1K 5 1 16 100K 525 6 10K 5 1 16 1K 5 1 16W 1K 5 1 16W Ref No RV301 RV601 5302 5303 5304 5305 T1 TH601 X2 Part No 1 225 362 11 1 238 663 11 762 917 11 692 298 11 692 299 11 692 298 11 1 404 949 11 1 810 794 11 1 767 733 71 Description Remarks lt VARIABLE RESISTOR gt RES VAR CARBON VOLUME RES ADJ CARBON 4 7K lt SWITCH gt SWITCH DETECTION SMALL TYPE POWER SWITCH SLIDE SELECTOR SWITCH SLIDE FUNCTION SWITCH SLIDE AVLS lt TRANSFORMER gt TRANSFORMER IF lt THERMISTOR gt THERMISTOR POSITIVE lt VIBRATOR gt FILTER ASSY CERAMIC 10 7MHz gt F gt gt K K K
10. 17 18 19 2 21 22 23 MAIN BOARD SIDE A 5 d v 6 lbi 8 2 G 16 L4 7 S We 18 px 2 o o C amp SA CND o MODEL 8 gt MEGA BASS UNIT MAIN BOARD SIDE B S305 yn OFF O r Ime ctun NOD e LIMIT C J302 UC amp SA CND Z NS MODEL 441201 ENLI P2 Ost pg CN302 ia M901 MOTOR DRY BATTERY T SIZE AA IEC DESIGNATION R6 2PCS 3V QE us oc F Da 9 Na sae Eu o etna S C317 z 4 FM ST NORM 2 t 6 es x 10 Gp e 1 CrO2 CINE METAL UWP 2 C amp SA CND CO CO R206 w E C amp SA EA MODEL MODEL R204 JC 203 mags gt 02011 4 8585 0101 tg ES 82 E 12076 8209 fas 2 JJ R604 o B m tm cm mg 3 Sg Bg aq 8980 32382 BES C8 mr EA 4 RORI ras f pp E RA o 05 s El pra 610 290 Bx
11. 2 2 3 2 2 3 FM AM TAPE FM AM TAPE A AAA 0302 25A1162 G ST MONO SW ui Q2 2 2 87 lt 20 330 2541102 2 TUNER B SWITCH 5 0 di 5 0 S303 1 2 2 2 2 Dl CrOZ METAL NORM TAPE SEL gt 0101 102 1 74 SELECT SW C C205 1 10V F C105 1 10V F C106 1000p B FLEXIBLE C312 4700p 16V B R506 BOARD V OFF ON MEGA BASS UNIT e Q 2 Q MEGA BASS 20 21 Q 5502 TOTAL CURRENT FM 45mA AM 37 5mA z a PLAY FF REW 75mA BRY BATTERY SIZE AA u BESIGNATION R 5 2PCS T e 2 BTI 9 11501 BC IN 8C IN 3V 5 NEW EIAJ s 9501 u E C amp SA EA MOBEL 25 2712 6 POWER MUTE l E in N ND e R120 502 ss E PHONES RV601 SPEED 8120 LNJ210C5A050 BATT INB 601 MOTOR BRIVER e e e9 6 EE RIN lt M901 MOTOR REEL CAPSTAN 41 12 WM FX171 FX173 FX177 5 3 PRINTED WIRING BOARD AUUE AEA pf 1 2 3 4 5 6 7 8 9 10 1 12 13 14 15 16 17 18 19
12. 3 022 571 41 HOLDER CASSETTE SILVER FX171 3 022 571 51 HOLDER CASSETTE BLACK 3 022 571 51 HOLDER CASSETTE BLACK FX171 C amp FX171 C amp SA PA US 3 022 571 61 HOLDER CASSETTE BLUE 3 022 571 61 HOLDER CASSETTE BLUE FX171 C amp SA PA FX171 C amp SA PA US 3 022 571 81 HOLDER CASSETTE RED 3 022 571 81 HOLDER CASSETTE RED FX171 C amp SA PA FX171 C amp SA PA US 3 022 576 01 HOLDER CASSETTE BLACK 3 022 576 01 HOLDER CASSETTE BLACK FX171 AEP FR E FX171 AEP FR E CH 3 022 576 11 HOLDER CASSETTE BLUE 3 022 576 11 HOLDER CASSETTE BLUE FX171 AEP FR E FX171 FR E CH 3 022 576 21 HOLDER CASSETTE GREEN 3 022 576 21 HOLDER CASSETTE GREEN FX171 AEP FR E FX171 AEP FR E CH 3 022 576 31 HOLDER CASSETTE RED 3 022 576 31 HOLDER CASSETTE RED FX171 AEP FR E FX171 AEP FR E CH 3 022 576 41 HOLDER CASSETTE SILVER 3 022 576 41 HOLDER CASSETTE SILVER FX171 AEP FR E FX171 AEP FR E CH 3 022 588 01 HOLDER CASSETTE BLACK 3 022 588 01 HOLDER CASSETTE BLACK FX173 AEP FR E FX173 AEP FR E CH 3 022 588 11 HOLDER CASSETTE BLUE 3 022 588 11 HOLDER CASSETTE BLUE FX173 AEP FR E FX173 AEP FR E CH 3 022 588 21 HOLDER CASSETTE GREEN 3 022 588 21 HOLDER CASSETTE GREEN FX173 AEP FR E FX173 AEP FR E CH 3 022 588 31 HOLDER CASSETTE RED 3 022 588 31 HOLDER CASSETTE RED FX173
13. CERAMIC CHIP 0 012uF 10 50V AEP IT FR EE E EA CH JE CERAMIC CHIP 0 0224 10 25V US C amp SA PA CND CERAMIC CHIP 0 012uF 10 50V AEP IT FR EE E EA CH JE CERAMIC CHIP 0 001 10 50V CERAMIC CHIP 1uF 10V CERAMIC CHIP 0 001uF 10 50V CERAMIC CHIP 0 001 10 50V CERAMIC CHIP 2PF 50V FX171 IT EA CERAMIC CHIP 0 25PF 50V FX173 IT EA CERAMIC CHIP 470PF 10 50V CERAMIC CHIP 0 00470 10 50V ELECT 10uF 20 16V CERAMIC CHIP 1uF 10V CERAMIC CHIP 0 001 10 50V FX171 FX177 CERAMIC CHIP 0 00220 10 50V FX173 Ref No C107 C108 C201 C203 C204 C205 C206 C206 C207 C208 C301 C302 C302 C303 C304 C305 C306 C308 C309 C309 C310 C311 C311 C312 C312 C313 C314 C315 C317 C318 C319 C322 C325 C328 C329 C601 C602 C603 C605 C606 C607 C608 C609 C610 C612 CF1 CF2 Part No cl 1 1 115 156 11 162 964 11 162 962 11 162 968 11 126 157 11 115 156 11 162 964 11 162 966 11 1 195158 11 162 964 11 164 156 11 216 864 11 164 156 11 126 153 11 165 128 11 126 176 11 115 156 11 126 162 11 165 176 11 107 826 91 3115 156 11 113 619 11 115 156 11 165 176 11
14. HOLDER CASSETTE BLACK FX177 KNOB ROTARY FX173 KNOB M B FX171 FX177 KNOB M B FX173 ACTUATOR A FX171 FX177 ACTUATOR B FX173 MEGA BASS UNIT SWITCH FX171 FX177 MEGA BASS UNIT ROTARY FX173 PLATE LIGHT GUIDE SCREW 1 7 x 9 TAPPING SHEET INSULATING 6 2 MAIN BOARD SECTION MF WMFX171 114 51 Ref No Part No Description Remarks Ref No 51 3 015 285 01 SCREW M1 4 TOOTHED LOCK WH 52 52 A 3021 046 A MAIN BOARD COMPLETE FX173 52 52 A 3021 033 A MAIN BOARD COMPLETE FX177 52 52 A 3021 047 A MAIN BOARD COMPLETE FX173 IT 52 52 A 3021 044 A MAIN BOARD COMPLETE FX173 FR 53 52 A 3021 048 A MAIN BOARD COMPLETE FX173 EE 54 52 A 3021 045 A MAIN BOARD COMPLETE FX173 EA 55 52 A 3021 049 A MAIN BOARD COMPLETE FX173 E 9E 56 52 A 3021 050 A MAIN BOARD COMPLETE FX173 CND 57 52 A 3021 051 A MAIN BOARD COMPLETE FX173 AEP 58 52 A 3021 034 A MAIN BOARD COMPLETE FX171 EE 59 52 A 3021 032 A MAIN BOARD COMPLETE FX171 IT 60 52 A 3021 038 A MAIN BOARD COMPLETE FX171 FR 61 Part No A 3021 036 A A 3021 035 A A 3021 007 A A 3021 037 A 3 019 862 01 3 019 859 01 3 019 861 01 3 019 858 01 3 019 860 01 3 022 579 01 3 022 294 01 1 501 962 11 3 022 239 01 Description Remarks FX171 EA FX171 E FX171 AEP FX171 C amp SA PA MAIN BOARD COMPLETE MAIN BOARD COMPLETE MAIN BOARD COMPLETE MAIN BOARD COMPLETE TERMINAL B
15. 5 1 16W 5 1 16W 5 1 16W 5 1 16W 5 1 16W 5 1 16W 5 1 16W 5 1 16W 5 1 16W 5 1 16W 5 1 16W 5 1 16W 5 1 16W SWITCH DETECTION SMALL TYPE POWER SWITCH SLIDE FM MODE TAPE SELECTOR SWITCH SLIDE FUNCTION SWITCH SLIDE AVLS TRANSFORMER TRANSFORMER IF THERMISTOR THERMISTOR POSITIVE VIBRATOR FILTER ASSY CERAMIC 10 7MHz K K K K K K K K K K K MISCELLANEOUS KOKK K K KK KK K K K K K MEGA BASS UNIT SWITCH FX171 FX177 MEGA BASS UNIT ROTARY FX173 HEAD FLEXIBLE BOARD W PLAYBACK HEAD MOTOR REEL CAPSTAN PULLEY K K K KK K K KK K K K K K K K K K K K K WM FX171 FX173 FX177 Ref No Part No 1 505 521 11 1 528 179 11 1 528 763 11 3 020 998 01 3 861 3 861 3 861 3 861 3 861 3 861 3 861 3 861 3 861 489 11 489 22 489 32 489 42 489 52 489 62 489 72 489 82 489 91 3 864 137 11 8 953 130 90 8 953 224 90 9 923 333 81 Description Hemarks ACCESSORIES amp PACKING MATERIALS HEADPHONE MDR 023 IT FR EE CND BATTERY NICKEL CADMIUM FX177 BATTERY CHARGER BC 810U FX177 CLIP BELT MANUAL INSTRUCTION ENGLISH US CND MANUAL INSTRUCTION FRENCH FR CND MANUAL INSTRUCTION ENGLISH FRENCH GERMAN ITALIAN AEP IT EE MANUAL INSTRUCTION SPANISH DUTCH SWEDISH PORTUGUESE AEP C amp
16. AM FM AM MODEL IN FM RF OUT Vec 1 FM OSC AM OSC BET OUT MPX IN ST MONO Sw FM MIX AM MIX AM IN IF IN TUN LED ST LEB 0202 2SA1162 G m Roma RI PI R321 4 7 I e TUNER Sw 02 D SE esed AM FM F AMP BET 4 6 2941162 6 43 85 m gt US C amp SA sl 818 R5 6 8 12 PA STs 10009 MODEL exl S p O pi ___ ________ E i 1 J _ 9 lt C302 0 1 25V F C101 470p B C201 470p B No w on c U lt MODEL R320 47x C328 0 1 25V F US IT PA CH JE FLEXIBLE e DE T 2 C207 1 10V F Lcn A 2 FR EE MOBEL BOARD C107 1 10V F R308 15k 0101 201 V 5959521421 CrO02 METAL NORM TAPE SELECT Sw TAPE SEL UN2216 23 dd TOTAL CURRENT R20 45 E C854 EA 37 5nA PLAY FF REW 75mA BF MOBEL BT2 al Val 4 BRY BATTERY SIZE AA G IEC BESIGNATION HP901 2PCS 3V PLAYBACK HEAD oe 6 E O 0 LL E ITI gt L S ass L 9 FLEXIBLE iB ep rr Bau H elo pe BOARD I O i i num Hl
17. CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP Remarks 6PF 0 5PF 50V 0 001 10 50V 0 22uF 16V 0 1uF 25V 1uF 10V 0 1uF 25V 0 47uF 10 16V 0 001 10 50V 4 7uF 20 50V 0 033uF 10 16V 0 022UF 10 25V 47uF 20 6 3V 0 012 10 50V AEP IT FR EE E EA 0 022UF 10 25V C amp SA PA CND 0 012 10 50V AEP IT FR EE E EA 0 022UF 10 25V C amp SA PA CND 0 001 10 50V 10V 0 001 10 50V 0 001 10 50V 470PF 10 50V 0 0047uF 10 50V 10uF 20 16V 10V 0 001 10 50V FX171 FX177 0 0022uF 1096 50V FX173 10V 0 001 10 50V 470PF 10 50V 0 0047uF 10 50V 10uF 20 16V 10V 0 001 10 50V FX171 FX177 0 0022uF 1096 50V FX173 1uF 10V 0 001 10 50V 0 1uF 25V 0 1uF 25V 22uF 20 6 3V 0 22uF 16V Ref No C305 C306 C308 C309 C309 C310 C311 C311 C312 C312 C313 C314 C315 C317 C318 C319 C322 C325 C328 C329 C601 C602 C603 C605 C606 C607 C608 C609 C610 C612 CF1 CF2 L CN301 CN302 CN302 CP1 CP
18. SON Y US Model WM FX171 SERVICE MANUAL Model 1999 01 E Model Chinese Model WM FX171 FX173 SUPPLEM ENT 1 a File this supplement with the Service Manual DIFFERENT PARTS LIST Before Change After Change Part No Description Remarks Part No Description Remarks 3 022 292 01 CABINET REAR BLACK PA E C amp SA EA 3 022 292 01 CABINET REAR BLACK PA E C amp SA EA US CH JE 3 022 292 21 CABINET REAR BLUE 3 022 292 21 CABINET REAR BLUE FX173 E C amp SA EA FX173 E C amp SA EA CH 3 022 292 41 CABINET REAR GREEN 3 022 292 41 CABINET REAR GREEN FX173 E C amp SA EA FX173 E C amp SA EA CH 3 022 292 61 CABINET REAR RED FX173 E C amp SA EA 3 022 292 61 CABINET REAR RED FX173 E C amp SA EA CH 3 022 577 01 CABINET FRONT BLACK E EA 3 022 577 01 CABINET FRONT BLACK E EA CH JE 3 022 577 11 CABINET FRONT BLUE FX173 E EA 3 022 577 11 CABINET FRONT BLUE FX173 E EA CH 3 022 577 21 CABINET FRONT GREEN 173 EA 3 022 577 21 CABINET FRONT GREEN FX173 E EA CH 3 022 577 31 CABINET FRONT RED FX173 E EA 3 022 577 31 CABINET FRONT RED FX173 E EA CH 3 022 697 51 CABINET FRONT BLACK 3 022 697 51 CABINET FRONT BLACK CND US 3 022 571 11 HOLDER CASSETTE BLUE FX171 EE 3 022 571 11 HOLDER CASSETTE BLUE FX171 EEJE 3 022 571 41 HOLDER CASSETTE SILVER FX171 EE
19. 107 826 91 115 15b5 T1 115 156 11 126 153 11 162 964 11 162 964 11 162 964 11 162 964 11 164 156 11 164 156 11 164 156 11 164 344 11 107 828 11 126 176 11 164 344 11 164 344 11 115 467 11 165 176 11 164 505 11 107 823 11 164 156 11 527 870 00 767 733 71 Description CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP METAL CHIP CERAMIC CHIP ELECT CERAMIC CHIP ELECT CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP HLTER gt FILTER 455kHz Hemarks 10V 0 001uF 10 50V 470PF 10 50V 0 0047uF 10 50V 10uF 20 16V 10V 0 001uF 10 50V FX171 FX177 0 00224 10 50V FX173 1uF 10V 0 001uF 10 50V 0 1uF 25V 0 5 1 16W US IT FR EE 0 1uF 25V E C amp SA EA PA CH 22uF 20 6 3V 0 22uF 16V 220uF 20 10V 1uF 10V 3 3uF 20 50V 0 047uF 10 16V FX171 FX177 0 1uF 10 16V FX173 10V 0 47uF 10V FX171 FX177 10V FX173 0 047uF 10 16V FX171 FX177 0 1uF 10 16V FX173 10V
20. 120K 5 1 16W E C amp SA EA PA CH JE 1 5K 5 1 16W 1K 5 1 16W 15K 5 1 16W 15K 5 1 16W 680K 5 1 16W 560 5 1 16W 2 2 5 1 16W US AEP IT EE CND 8 2 5 1 16W FR 10 5 1 16W E C amp SA EA PA CH JE 270K 5 1 16W US AEP IT FR EE CND 120K 5 1 16W E C amp SA EA PA CH JE 1K 5 1 16W 22K 5 1 16W Ref No R306 R306 R308 R320 R321 R322 R601 R602 R603 R604 R605 R606 R607 R608 R609 RV301 RV601 S302 S303 S304 S305 1 TH601 X2 10 10 HP901 M901 15 Part No 1 216 835 11 216 825 11 216 835 11 216 841 11 216 829 11 216 829 11 216 857 11 216 857 11 216 857 11 216 831 11 2 216 821 11 216 845 11 216 833 11 216 821 11 216 821 11 2 225 362 11 238 663 11 762 917 11 692 298 11 692 299 11 692 298 11 1 404 949 11 1 810 794 11 1 767 733 71 1 475 439 11 1 475 440 11 1 667 291 11 1 763 073 11 Description METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP lt VARIABLE RESISTOR gt RES VAR CARBON VOLUME 15K 2 2K 15K 47K 4 7K 4 7K 1M 1M 1M 6 8K 1K 100K 10K 1K 1K RES ADJ CARBON 4 7K SWITCH Hemarks 5 1 16W FX171 FX177 5 1 16W FX173
21. 1K 5 EXCEPT IT EA EE EXCEPT IT EA EE 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W WM FX171 FX173 FX177 Ref No Part No R103 1 216 835 11 R104 1 216 835 11 R105 1 216 855 11 R106 1 216 818 11 R107 1 216 789 11 R107 1 216 797 11 R107 1 216 864 11 R109 1 216 850 11 R109 1 216 846 11 R120 1 216 823 11 R201 1 216 821 11 R203 1 216 835 11 R204 1 216 835 11 R205 1 216 855 11 R206 1 216 818 11 R207 1 216 789 11 R207 1 216 797 11 R207 1 216 864 11 R209 1 216 850 11 R209 1 216 846 11 R301 1 216 821 11 R305 1 216 837 11 R305 1 216 835 11 R306 1 216 835 11 R306 1 216 825 11 R308 1 216 835 11 R320 1 216 841 11 R321 1 216 829 11 R322 1 216 829 11 R601 1 216 857 11 R602 1 216 857 11 R603 1 216 857 11 R604 1 216 839 11 R605 1 216 821 11 R606 1 216 845 11 R607 1 216 833 11 R608 1 216 821 11 R609 1 216 821 11 9 923 333 11 Description METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP Remarks 15K 5 1 16W 15K 5 1 16W 680K 5 1 16W 560 5 1 16W 2 2 5 1 16W IT EE FX173
22. 216 835 11 216 855 11 216 818 11 216 789 11 216 796 11 216 797 11 216 850 11 216 846 11 216 823 11 216 821 11 216 835 11 216 835 11 216 855 11 216 818 11 216 789 11 216 796 11 216 797 11 216 850 11 216 846 11 216 821 11 216 837 11 Description TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR RESISTOR METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP RES CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP RES CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP Hemarks 25 1162 0 RN1410 RN1410 28C2712 YG 28A1162 G 9 9 5 1 16W US 0 5 1 16W EXCEPT US 33K 5 1 16W 15K 5 1 16W EXCEPT FR 47K 5 1 16W FR 15K 5 1 16W EXCEPT FR 47K 5 1 16W FR 6 8K 5 1 16W 2 2K 5 1 16W 330 5 1 16W 10 5 1 16W 330 5 1 16W 1K 5 1 16W 15K 5 1 16W 15K 5 1 16W 680K 5 1 16W 560 5 1 16W 2 2 5 1 16W US AEP IT EE CND 8 2 5 1 16W FR 10 5 1 16W E C amp SA EA PA CH JE 270K 5 1 16W US AEP IT FR EE CND
23. 2PCS 3V 6 47 R201 Ik I MAX lt gt MIN BT AE AERE s I 4 5 J301 5 BC IN a g i 0301 E 252271 2 dabat N e POWER MOBEL VOLUME Kuwa a S n ee R209 R607 10k C108 1000 B a N C609 _ RV60 2 2 16V F 4 7k C304 0 22 16V F 8120 LNJ210C6A050 BATT LIMIT NORM AVLS MOTOR BRIVER 601 602 C403 C505 C505 C507 I 0 058 0 47 220 0 068 0 058 0 22 25V 16 10V 25V 10V B B EC CL B B 1 When indicating parts by reference number please include the board name Abbreviation SECTION 7 ELECTRICAL PARTS LIST Due to standardization replacements in the parts list may be different from the parts specified in the diagrams or the components used on the set CND Canadian XX X mean standardized parts so they may IT Italian have some difference from the original one EE East European Items marked are not stocked since they EA Saudi Arabia are seldom required for routine service Some FR French delay should be anticipated when ordering these PA Panama items C amp SA Central and South America CAPACITORS CH Chinese uF JE Tourist Ref No Part No Description
24. 3 019 856 41 3 022 577 01 3 022 577 11 3 022 577 21 3 022 577 31 3 022 577 51 3 022 577 61 3 022 577 71 3 022 577 81 3 022 697 01 3 022 697 11 3 022 697 21 3 022 697 31 3 022 697 51 3 022 697 61 3 022 697 7 3 022 697 81 3 019 939 01 3 022 754 01 3 019 949 01 3 022 753 01 3 022 571 01 3 022 571 11 3 022 571 21 3 022 571 31 3 022 571 41 3 022 571 51 3 022 571 61 3 022 571 71 3 022 571 81 3 022 571 91 Description Remarks CABINET REAR BLACK PA E C amp SA EA CABINET REAR BLACK IT FR CABINET REAR BLUE FX173 E C amp SA EA CABINET REAR BLUE FX173 IT FR EE CABINET REAR GREEN FX173 E C amp SA EA CABINET REAR GREEN FX173 IT FR EE CABINET REAR RED FX173 E C amp SA EA CABINET REAR RED FX173 IT FR EE LID BATTERY CASE BLACK LID BATTERY CASE GREEN 173 LID BATTERY CASE RED FX173 LID BATTERY CASE SILVER FX173 CABINET FRONT BLACK E EA CABINET FRONT BLUE FX173 E EA CABINET FRONT GREEN FX173 E EA CABINET FRONT RED FX173 E EA CABINET FRONT BLACK IT FR EE CABINET FRONT BLUE FX173 IT FR EE CABINET FRONT GREEN FX173 IT FR EE CABINET FRONT RED FX173 IT FR EE CABINET FRONT BLACK PA C amp SA CABINET FRONT BLUE FX173 C amp SA CABINET
25. 729 207 65 8 729 207 65 8 729 230 49 8 729 216 22 Il 216 864 11 216 839 11 216 835 11 216 835 11 216 831 11 216 825 11 216 815 11 216 797 11 216 815 11 216 821 11 Description lt DIODE gt DIODE LNJ210C6AOSO BATT lt C gt IC TA2111F EL IC LA4582CM IC LB1979V TLM lt JACK gt Remarks JACK DC POLARITY UNIFIED TYPE DC 3V E C amp SA PA JACK PHONES lt RESISTOR gt METAL CHIP 0 5 1 16 AEP IT FR EE E EA METAL CHIP 0 5 1 16W AEP IT FR EE E EA METAL CHIP 1K 5 1 16W AEP IT FR EE E EA METAL CHIP 0 5 1 16W C amp SA PA CND METAL CHIP 0 5 1 16W C amp SA PA CND COIL ANTENNA FERRITE ROD COIL WITH CORE RF T COIL WITH CORE RF T COIL WITH CORE RF T COIL WITH CORE OSC T IT EA EE a SS C COIL WITH OSC T IT EA COIL WITH CORE OSC T EE COIL OSC EXCEP IT EA COIL OSC IT EA INDUCTOR CHIP INDUCTOR CHIP INDUCTOR CHIP INDUCTOR CHIP lt TRANSISTOR gt TRANSISTOR 2SA1162 G TRANSISTOR RN1410 TRANSISTOR RN1410 TRANSISTOR 28C2712 YG TRANSISTOR 2SA1162 G RESISTOR METAL CHIP 0 5 METAL CHIP 33K 5 METAL CHIP 15K 5 METAL CHIP 15K 5 METAL CHIP 6 8K 5 METAL CHIP 2 2K 5 METAL CHIP 330 5 METAL CHIP 10 5 METAL CHIP 330 5 METAL CHIP
26. AEP FR E FX173 FR E CH 3 022 588 41 HOLDER CASSETTE SILVER 3 022 588 41 HOLDER CASSETTE SILVER FX173 AEP FR E FX173 FR E CH A 3021 049 A MAIN BOARD COMPLETE FX173 E 9E A 3021 049 A MAIN BOARD COMPLETE FX173 E CH A 3021 035 A MAIN BOARD COMPLETE FX171 E A 3021 035 A MAIN BOARD COMPLETE FX171 A 3021 135 A MAIN BOARD COMPLETE FX171 JE A 3021 209 A MAIN BOARD COMPLETE FX171 US Abbreviation CH Chinese JE Tourist C amp SA Central and South America PA Panama EA Saudi Arabia FR French EE East European CND Canadian WM FX171 FX173 FX177 SCHEMATIC DIAGRAM FX171 FX177 MODELS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 p US 5 MODEL 12 LI 174 12 2 4 L3 2 4 L4 4 4 MAIN BOARD rg 3902 C205 10V F C105 1 10V F 5505 2 2 MR 2 2 2 2 E L1 FERRITE BAR ANTENNA HUND LOCAL TUNING I ag rcu E IRE 8 ET Pole 58 m EXCEPT US C amp SA Ping cQ S I US C amp SA PA CND 4 q FUNCT I ON MODEL 5 5 V I 5304 1 2 S304 2 2 MOBEL 2 baud 2 2 5 2 2 5 C amp SA FM
27. FRONT GREEN FX173 C amp SA CABINET FRONT RED FX173 C amp SA CABINET FRONT BLACK CND CABINET FRONT BLUE 173 CABINET FRONT GREEN FX173 CABINET FRONT RED FX173 CND SPRING CASSETTE HOLDER EA FX173 E SPRING CASSETTE EXCEPT EA FX173 E SPRING TORSION EA FX173 E SPRING TORSION EXCEPT EA FX173 E HOLDER CASSETTE BLACK FX171 EE HOLDER CASSETTE BLUF 171 FE HOLDER CASSETTE GREEN FX171 EE HOLDER CASSETTE RED FX171 EE HOLDER CASSETTE SILVER FX171 EE HOLDER CASSETTE BLACK X171 C amp SA HOLDER CASSETTE BLUE FX171 C amp SA HOLDER CASSETTE GREEN X171 C amp SA HOLDER CASSETTE RED FX171 C amp SA HOLDER CASSETTE SILVER FX171 C amp SA PA Ref No 6 6 gt C5 gt gt C 26 Part No 3 022 576 01 3 022 576 11 3 022 576 21 3 022 576 31 3 022 576 41 3 022 576 51 3 022 576 61 3 022 576 71 3 022 576 81 3 022 576 91 3 022 583 01 3 022 583 11 3 022 583 21 3 022 583 31 3 022 583 41 3 022 583 51 3 022 583 61 3 022 583 71 3 022 583 81 3 022 583 91 3 022 588 01 3 022 588 11 3 022 588 21 3 022 588 31 3 022 588 41 3 022 588 51 3 022 588 61 3 022 588 71 3 022 588 81 3 022 588 91 3 022 682 01 3 019 857 01 3 022 578 01 3 022 295 01 3 019
28. 1 Part No _ 126 176 11 115 156 11 126 162 11 165 176 11 107 826 11 115 156 11 113 619 11 115 156 11 107 826 11 165 176 11 115 156 11 115 156 11 126 153 11 162 964 11 162 964 11 162 964 11 162 964 11 164 156 11 164 156 11 164 156 11 164 344 11 107 823 11 126 176 11 164 344 11 164 344 11 115 467 11 165 176 11 164 505 11 107 823 11 164 156 11 527 870 00 767 733 71 750 346 21 750 346 21 84 527 11 236 711 21 239 813 21 141 592 11 141 592 21 141 595 11 Description ELECT CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP lt FILTER gt FILTER 455kHz 220uF 3 3 0 047uF 0 1uF 0 47uF 0 1uF 0 047uF 1uF 1uF 22uF 0 001uF 0 001uF 0 001uF 0 001uF 0 1uF 0 1uF 0 1uF 0 068uF 0 47uF 220uF 0 068uF 0 068uF 0 22 0 047uF 2 2UF 0 47 0 1uF 20 20
29. 1 Clean the following parts with a denatured alcahol moistened sweb Playback head Pinch roller Rubber belt Capstan 2 Demagnetize the playback head using a demagnetizer Do not use a magnetized screwdriver for adjustments 4 After adjusting apply screw locking compound onto the adjusted parts 5 Unless specified otherwise use a specified voltage 3 0V to perform the adjustments W Torqu Measurement Mode Torque meter Meter reading F F 20 30 g cm WD CQ 102C Back Tension 0 4 2 0 g R B 20 30 gem REV CQ 102RC Back Tension 0 4 20 g cm SECTION 4 ELECTRICAL ADJUSTMENT PRECAUTION 1 Specified voltage 3 07 2 Switch position AVLS switch CASSETTE SECTION Test Tape Type Signal WS 48A 3kHz OdB Tape Speed Adjustmnet Procedure NORM Purpose Tape Speed Adjustment Test tape WS 48A 3kHz OdB o 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 5 of the reading of stepl 1 Frequency counter PHONES jack Adjustment Point MAIN BOARD SIDE B RV601 Tape Speed 160 E EA amp SA PA Models 320 AEP IT E CND FR Models e Abbreviation CND Canadian IT Italian BE East European EA Saudi Arabia FR French PA Panama C amp SA Central a
30. 10 Remarks 10V 10V 50V 16V FX171 FX177 10 16V FX173 10V 10V FX171 FX177 10 10 10V FX173 16V FX173 16V FX171 FX177 20 10 10 10 10 10 10 20 10 10 10 10 10 FILTER ASSY CERAMIC 10 7 2 CONNECTOR CONNECTOR FFC EPC ZIF 6P CONNECTOR FFC EPC ZIF 6P FX171 FX177 HOUSING CONNECTOR ZIF J 9P FX173 lt FILTER gt FILTER BAND PASS EXCEPT EE FILTER BAND PASS EE lt VARIABLE CAPACITOR gt CAP VAR POLYETHYLENE TUNING CAP VAR POLYETHYLENE TUNING FX171 EE 10V 10V 6 3V 50V 50V 50V 50V 25V 25V 25V 25V 16V 10V 25V 25V 10V 16V 16V 16V 25V FX171 EXCEPT EE FX177 CAP VAR POLYETHYLENE M TUNING FX173 Ref No D120 IC1 C301 C601 J301 J302 JR1 JR2 JR3 JR4 JR5 L1 L2 L2 L2 L3 L3 L3 L4 L4 L101 L201 L301 L302 Q2 Q101 Q201 Q301 Q302 H1 R2 R3 R4 R5 R6 R7 R8 R9 R101 A Part No 8 719 067 62 8 759 493 20 8 759 285 29 8 759 447 7173 lI 750 061 11 565 287 11 216 864 11 216 864 11 216 821 11 216 864 11 216 864 11 501 962 11 416 623 11 416 624 11 416 625 91 416 626 11 416 627 11 416 628 11 406 408 11 406 409 11 414 385 11 414 385 11 414 385 11 414 385 11 8 729 216 22 8
31. 2 2 22 23 Semiconductor Location Ret No Location MEGA BASS UNIT MAIN BOARD SIDE A MAIN BOARD SIDE B per M Q OFF MOTOR 44 t gt ON S305 O AVLS RE eee DRY BATTERY BBB SIZE AA IEC DESIGNATION R6 LIMIT 2PCS 3V J302 T XD C amp SA PA FX177 MODEL Ore Ue C 0 FTG 21301 LO Osg BEES a o rA 8 o 5505 15 7 DX FMST NORM aa J o ap EN i 458 C 7 oe o l LOCAL MONO CrO2 hl gd45 o gt C amp SA PA T FX177 8206 Z E C amp SA EA PA MODEL N MODEL 205 O 10205 5 5 p 227 mas BEES D 2 as 0101 E gt 505 o 2 E 12 m gt e 315 C101 1 C 8 rra RV601 c o o S Y IP a gt 3 0 ON 6 5 55 lt 5 a 8 108 F o 6 w 8 o m oS 2 RV301 ai VOLUME 2n 5202 o Bone E G 55
32. 28 1 163 085 00 21 1 163 083 00 CERAMIC CHIP 50V EXCEPT IT EA C28 1 163 217 11 C1 1 163 086 00 CERAMIC CHIP 3PF 50V IT EA 01 1 162 962 11 C2 1 163 099 00 CERAMIC CHIP 18 5 50V US AEP FR E C amp SA PA CH CND C103 1 162 968 11 C2 1 163 101 00 CERAMIC CHIP 22PF 5 50V C104 1 126 157 11 IT EA 05 1 115 156 11 C2 1 163 087 00 CERAMIC CHIP 50V C106 1 162 964 11 EE JE C106 1 162 966 11 13 RESISTORS resistors are in ohms METAL metal film resistor METAL OXIDE Metal Oxide film resistor F nonflammable COILS uH uH SEMICONDUCTORS In each case u for example uA HA UPA uPB uPC uPC uPD uPD Description Hemarks CERAMIC CHIP 20PF 5 50V US AEP FR E C amp SA PA CH CND CERAMIC CHIP 24PF 5 50V FX171 IT EA CERAMIC CHIP 50V EE JE CERAMIC CHIP 27PF 5 50V FX173 IT EA CERAMIC CHIP 50V US C amp SA PA CND CERAMIC CHIP 50V AEP FR EE E CH JE CERAMIC CHIP 5 50V IT EA CERAMIC CHIP 0 5PF 50V CERAMIC CHIP 0 001 10 50V CERAMIC CHIP 0 22uF 16V CERAMIC CHIP O 1uF 25V CERAMIC CHIP 1 10V CERAMIC CHIP 0 1uF 25V CERAMIC CHIP 0 47uF 10 16V CERAMIC CHIP 0 001uF 10 50V ELECT 4 7uF 20 16V CERAMIC CHIP 0 033uF 10 16V CERAMIC CHIP 0 022uF 10 25V ELECT 47uF 20 6 3V CERAMIC CHIP 0 0224 10 25V US C amp SA PA CND
33. 5 1 667 714 16 42444 11 901 Note PLAYBACK HEAD e parts extracted from the component side porc 4 e 0 Through hole 1 65 e xou Pattern from the side which enables seeing T gs The other layers patterns are not indicated H R b T ceo ss Caution 2 Pattern face side Parts onthe pattern face side seen from Conductor B the pattern face are indicated Parts face side Parts on the parts face side seen from Component A the parts face are indicated Abbreviation CND Canadian IT Italian EE East European EA Saudi Arabia FR French PA Panama C amp SA Central and South America 16 14 10 WM FX171 FX173 FX177 5 4 PRINTED WIRING BOARD FX173 MODEL Semiconductor Location Ret No Locator Note e o parts extracted from the component side Through hole Pattern from the side which enables seeing The other layers patterns are not indicated Caution Pattern face side Conductor B Parts face side Component A Abbreviation CND Canadian IT Italian Parts on the pattern face side seen from the pattern face are indicated Parts on the parts face side seen from the parts face are indicated EE East European EA Saudi Arabia FR French C amp SA Central and South America 1 2 3 4 5 6 7 S8 9 140 1 12 8 174 6
34. 72 amp VOLUME NORM CrO2 METALeST MONO NORM CrO2 METALeDX LOCAL 44 AVLS g PLAY MEGA BASS LOW FX173 only HIGH FX173 only SECTION 2 DISASSEMBLY e This set can be disassembled in the order shown below 2 1 CABINET FRONT ASSY L 2 2 MAINBOARD wm 2 4 MECHANISM DECK 2 5 BELT MOTOR REEL CAPSTAN 2 3 CASSETTE LID Note Follow the disassembly procedure in the numerical order given 2 1 CABINET FRONT ASSY Insert the precision screwdriver 1 4 mm flat blade into the slit at claw and release the claw Remove the cabinet front assy Release all claws to Q in alphabetical order Cassette lid Cabinet front assy Q Two screws screw B 1 7 x 9 tapping 2 2 MAIN BOARD Remove the four solders Screw M 1 4 toothed lock WH Two claws Head flexible board CN301 2 3 CASSETTE LID Insert a precision screwdriver 1 4 mm flat blade vertically into portion to release the hinge plate Portion to release the hinge plate Q Open the cassette lid Cassette lid MECHANISM DECK 2 4 Remove the mechanism deck in the direction of the arrow Insert the precision screwdriver 1 4 mm flat blabe in to the slit and release two claws BELT MOTOR REEL CAPSTAN 2 5 Two screws screw M 1 4 special head Motor reel capstan SECTION 3 MECHANICAL ADJUSTMENT PRECAUTION
35. 863 01 3 019 937 01 1 475 439 11 1 475 440 11 3 022 581 01 3 318 203 92 3 022 580 01 Description Remarks HOLDER CASSETTE BLACK X171 AEP FR E HOLDER CASSETTE BLUE FX171 AEP FR E HOLDER CASSETTE GREEN X171 FR E HOLDER CASSETTE RED X171 FR E HOLDER CASSETTE SILVER X171 AEP FR E HOLDER CASSETTE BLACK FX171 IT EA HOLDER CASSETTE BLUE FX171 IT EA HOLDER CASSETTE GREEN FX171 IT EA HOLDER CASSETTE RED FX171 IT EA HOLDER CASSETTE SILVER FX171 IT EA HOLDER CASSETTE BLACK FX173 EE HOLDER CASSETTE BLUE FX173 EE HOLDER CASSETTE GREEN 173 EE HOLDER CASSETTE RED FX173 EE HOLDER CASSETTE SILVER FX173 EE HOLDER CASSETTE BLACK 173 CASA HOLDER CASSETTE BLUE FX173 C amp SA HOLDER CASSETTE GREEN FX173 C amp SA HOLDER CASSETTE RED 173 C amp SA HOLDER CASSETTE SILVER 173 C amp SA HOLDER CASSETTE BLACK FX173 FR E HOLDER CASSETTE BLUE 173 FR E HOLDER CASSETTE GREEN FX173 FR E HOLDER CASSETTE RED FX173 AEP FR E HOLDER CASSETTE SILVER FX173 FR E HOLDER CASSETTE BLACK FX173 IT EA HOLDER CASSETTE BLUE 54173 IT EA HOLDER CASSETTE GREEN FX173 IT EA HOLDER CASSETTE RED FX173 IT EA HOLDER CASSETTE SILVER 173 IT
36. ATTERY BUTTON STOP BUTTON REW BUTTON PLAY BUTTON FF TERMINAL BATTERY POINTER ANTENNA FERRITE ROD M KNOB TUNING 6 3 MECHANISM SECTION 1 MF WMFX171 114 101 Ref No Part No Description Remarks Ref No Part No Description Hemarks 101 3 013 560 11 105 X 3369 749 1 PINCH LEVER N ASSY 102 3 703 816 31 SCREW M1 4 SPECIAL HEAD 106 3 920 996 01 SPRING PINCH N 103 3 921 042 01 GEAR REEL HP901 1 667 291 11 HEAD FLEXIBLE BOARD W PLAYBACK HEAD 104 3 703 816 73 SCREW M1 4 SPECIAL HEAD M901 1 763 073 11 MOTOR 6 4 MECHANISM SECTION 2 MF WMFX171 114 Ref No 151 152 153 154 155 156 157 158 159 Part No 3 921 797 01 3 921 003 01 3 938 628 01 3 920 999 01 X 3369 752 1 3 013 142 01 3 015 436 01 3 938 613 01 3 728 091 01 158 154 Description Remarks Ref No WASHER 160 BEARING 161 SPRING PLAY CP 162 GEAR A 163 CLUTCH ASSY 164 SPRING FR CP 165 SPRING STOP 166 LEVER OW DETECTION 167 WASHER STOPPER 168 29 Part No 3 923 530 01 3 921 335 01 3 920 990 01 3 921 050 01 X 3372 619 1 3 921 043 01 3 014 709 01 X 3375 054 1 3 016 989 01 164 Description Remarks SLEEVE M WASHER LEVER SPRING UD COMPRESSION GEAR B WHEEL ASSY NP CAPSTAN GEAR D SPRING FR LEVER OW CHASSIS ASSY GL 02 SPRING SW CP When indicating parts by reference number please in
37. B ofp T 1089 e o 5 ARS 5207 J T POWER TT a AM RADIO OFF 19 1 667 151 11 HP901 PLAYBACK HEAD 20 5 5 SCHEMATIC DIAGRAM FX173 MODEL 1 2 3 4 5 6 7 8 9 10 11 12 C10 0 1 25V F FUNCTION n rV 5 OO OC R B EXCEPT A MA BOARD C amp SA CND MOBEL JR2 L1 CT1 1 4 L2 CT1 2 4 13 2 4 L4 CT1 4 4 EXCEPT i fe AM TRACKING FM TRACKING FM FREG COVER RANGE AM FREQ COVER RANGE C amp SA CNB C amp SA CNB LL I MOBEL MOBEL 55052227 MONO LOCAL 1451104 px s X pec 2 2 FM MOBE aL ss Z os ET z pu s 7 C amp SA CNB ip cC EN M NNNM NN i MOBEL 9 g IN FM RF OUT Vec FM OSC AM DSC AFC BET OUT MPX IN EXCEPT C amp SA CNB MOBEL C23 10V F C22 1000p B C24 1000p B 0 022 B R308 15k l 8505 1 2 0 ES UN2216 EX 15 6 CrO2 METAL NORM TAPE SEL 157 a 1 7 8101 102 1 74 Ey IE TAPE SELECT SW NO R204 R203 C204 15k 15k 10 C205 1 10V F C105 1 10V F HEAD D
38. CEPT 4 CNB C amp SA 32 CTI 1 4 L2 2 4 L3 5 4 14 4 4 R3 FM FREQ COVER RANGE AM FREQ COVER RANGE 5505 2 2 2 2 2 TUNING 2 4 3 4 EXCEPT CNB C amp SA E C amp SA MODEL 9 FER eser MODEL 5 1 9 5 gt 2 CT 2 4 CV 274 C9 I 10V F 5504 1 2 5304 2 2 CNB C amp SA 2 2 5 2 2 5 MOBEL AM FM AM 05 AM 05 BET OUT MPX 1 ST MONO SW FM MIX AM MIX AM IF IN FM IF IN GND2 TUNER B Sw AM RF AMP AM FM IF AMP BET pe 25 1182 6 4 0 I I FUNCTION I I I CNB C amp SA MODEL y RS 6 8 C12 ST STZ 1000 m CF2 B a 10 7MHz POWER O ee SES 5302 R308 15k T 1 0101 201 02 NORM SELECT SW TAPE SEL 5 5 I BT s FLEXIBLE TOTAL CURRENT 4 37 5nA m PLAY FF REW 752A MUTE C207 1 10V F Lcn W C107 1 10V F OFF e on 555 MEGA BASS MEGA BASS UNIT C325 0 1 25V F a HIGHT BT2 RV351 1 47K DRY BATTERY i lt gt SIZE AA DESIGNATION R
39. E POWER AMP FX171 FX177 a ie je lt 1e ze iee 222 ie i c3 20P 20P amp P 20P 27P 20P 27P 20P 20P E C4 8P 8P 8P 8P 9 012 8 012 8 012 9 912 0 012 9 02 9 012 9 072 9 022 207 22 15 22 gt 2 w 22K 16 C23 10V F L1 FERRITE BAR ANTENNA EN Li CT1 1 4 L2 CT1 2 4 L3 CT1 374 L4 474 AM TRACKING FM TRACKING FM FREQ COVER RANGE AM FREG COVER RANGE 00 C2 2 4 078 2 4 C3 5 0 2 4 C4 CTI 4 4 Ch 000 0 1 25V F C10 0 1 25V F C9 1 10V F RI c5 C7 0 p SL 0 22 TV 2 9 1 1 1 0 0 7 2 9 en ne S AM RF IN FM RF OUT Vcc 1 FM OSC AM OSC BET OUT MPX IN FM RF IN GND FM MIX AM MIX AM IF IN FM IF IN GNB2 AM RF AMP BF AM FM IF AMP BET EXCEPT MAIN BOARD C amp SA PA FX177 MOBEL JR2 JRZ C amp SA PA FX177 303 2 2 777 MOBEL 2 2 2 ss MES MN MONO LOCAL mE I ed EM MB C amp SA PA FX177 MOBEL ss 1 O j o 1 BENE Qa C amp SA PA FX177 MOBEL pu CPI 1 JRI Q7 Ui NES 2 10 7MHz C22 1000p B C24 1000 B 16 0 022 B FUNCTION 5304 1 2 S204 2 2
40. K K K MAIN BOARD COMPLETE FX171 K K KKK K K K K K K K K K K K MAIN BOARD COMPLETE FX171 K K KK K K K K K K K K K K K K MAIN BOARD COMPLETE FX171 K K KK K K K K K K K K K K K K MAIN BOARD COMPLETE FX171 K K KK K K K K K K K K K K K K MAIN BOARD COMPLETE FX173 KOKK K K K K K K K K K K K K MAIN BOARD COMPLETE FX173 K K KK K K K K K K K K K K K K MAIN BOARD COMPLETE FX173 KOKK K K K K KK K K K K K K K K K K K K MAIN BOARD COMPLETE FX173 K K KK K K K K K K K K K K K K MAIN BOARD COMPLETE FX173 KOKK K K K K KK EK K K K K K K K K K K K MAIN BOARD COMPLETE FX173 K K KKK K K K K K K K K K K K MAIN BOARD COMPLETE FX173 KOKK K K K K K K K K K MAIN BOARD COMPLETE FX173 K K KK EK K K K K K K K K K K K MAIN BOARD COMPLETE FX177 K K K K K K K K K K ok K K ok K TERMINAL BATTERY KNOB TUNING POINTER TERMINAL BATTERY lt CAPACITOR gt CERAMIC CHIP CAPACITORS Remarks AEP T EE E EA C amp SA PA FR CND AEP T FR EE E C amp SA EA 50V FX171 AEP FR EE E C amp SA PA FX177 CERAMIC CHIP 50V FX171 IT EA FX173 CERAMIC CHIP 18PF 5 50V AEP FR E C amp SA PA CND CERAMIC CHIP 22PF 5 CERAMIC CHIP CERAMIC CHIP 20 5 50V IT EA 50V EE 50V AEP FR E C
41. K K K K K K K K 10 10 HP901 M901 1 475 439 11 1 475 440 11 1 667 291 11 1 763 073 11 MISCELLANEOUS KOKK K K K K KK K K K K K MEGA BASS UNIT SWITCH FX171 FX177 MEGA BASS UNIT ROTARY FX173 HEAD FLEXIBLE BOARD W PLAYBACK HEAD MOTOR K K K K K K K K K KKK K K K KK K K K K K K K K K K K K K ACCESSORIES amp PACKING MATERIALS KOKK K K KK K K K K K K K K K K K K K K K K K 1 505 521 11 1 528 179 11 1 528 441 11 3 020 998 01 3 861 489 11 3 861 489 21 3 861 489 31 3 861 489 41 3 861 489 51 3 861 489 61 3 861 489 71 3 861 489 81 8 953 224 90 Sony Corporation Personal A amp V Products Company HEADPHONE 023 IT FR BATTERY NICKEL CADMIUN 177 BATTERY CHARGER BC 810U FX177 CLIP BELT MANUAL INSTRUCTION ENGLISH MANUAL INSTRUCTION FRENCH MANUAL INSTRUCTION ENGLISH FRENCH GERMAN ITALIAN 5471 FX173 MANUAL INSTRUCTION SPANISH DUTCH SWEDISH PORTUGUESE FX171 FX173 MANUAL INSTRUCTION POLISH CZECK GREEK TURKISH FX171 FX173 MANUAL INSTRUCTION RUSSIAN HUNGARIAN BULGARIAN FX171 FX173 MANUAL INSTRUCTION ENGLISH CHINESE KOREAN FX171 FX173 MANUAL INSTRUCTION ENGLISH CHINESE KOREAN FX171 FX173 HEADPHONE MDR E802LP K SET E C amp SA EA PA 98B1683 1 Printed in Japan 1998 2 Published by Quality Engineering Dept Shibaura WM FX171 FX173 FX177
42. LNJ210C6AOSO BATT lt gt IC TA2111F EL IC LA4582CM IC LB1979V TLM JACK JACK DC POLARITY UNIFIED TYPE DC IN 3V E C amp SA EA PA CH JE JACK HEADPHONES JUMPER RESISTOR METALCHIP 0 5 1 16 AEP IT FR EE E EA CH JE METAL CHIP 0 5 1 16 AEP IT FR EE E EA CH JE METAL CHIP 1K 5 146W AEP IT FR EE E EA CH JE METAL CHIP 0 5 1 16 US C amp SA PA CND METAL CHIP 0 5 1 16 US C amp SA PA CND COIL ANTENNA FERRITE ROD MW COIL WITH CORE US FR E C amp SA PA CH CND COIL WITH CORE IT EA COIL WITH CORE EE JE COIL WITH CORE US AEP FR E C amp SA PA CH CND COIL WITH CORE IT EA COIL WITH CORE EE JE COIL OSC US FR EE E C amp SA CH CND COIL OSO IT EA JE INDUCTOR CHIP INDUCTOR CHIP INDUCTOR CHIP INDUCTOR CHIP Ref No Q2 Q101 Q201 0301 0302 H1 H1 R2 R3 R3 R4 R4 R5 R6 R7 R8 R9 R101 R103 R104 R105 R106 R107 R107 R107 R109 R109 R120 R201 R203 R204 R205 R206 R207 R207 R207 R209 R209 R301 R305 Part No 8 729 216 22 8 729 207 65 8 729 207 65 8 729 230 49 8 729 216 22 1 216 791 11 1 216 864 11 1 216 839 11 1 216 835 11 1 216 841 11 1 216 835 11 1 216 841 11 1 216 831 11 1 216 825 11 1 216 815 11 216 797 11 216 815 11 216 821 11 216 835 11
43. M FREQUENCY COVERAGE Adjustment L2 FM TRACKING Adjustment T1 AM IF L1 AM TRACKING Adjustment L3 FM FREQUENCY COVERAGE Adjustment MAIN BOARD SIDE B WM FX171 FX173 FX177 SECTION 5 DIAGRAMS 5 1 BLOCK DIAGRAM _ MAIN BOARD EXCEPT S93032 2 gt C amp SA CND 30322 C amp SA CND C amp SA CND MODEL MODEL EXCEPT EXMSMODEL e aaa C amp SACND MEGA BASS UNIT ii MEGA BASS UNIT S351 FM AM T AMP ee MEGA BASS 1 i HIGH OFF ON OFF ON Y 2 2 1 4 a FM RF IN O O x O A CT1 1 4 VREF VREF TRACKING SHIN E c EN J302 TRACKING E R 13 CV3 3 4 EAE 5 67 5 L FREQ Tome QUAD VCC2 T m AY VOLUME R gt 80 PRES Avis 1 4 4 HF901 j NORMAL rf i T PLAYBACK LIMIT COVER tav dr 63 OO VREF 0120 mo 601 5303 1 2 TAPE SELECTOR MOTOR DRIVE CrO POWER NORM MUTE Se METAL MOTOR Q101 SELECT SW Q302 ST MONO RV601 TAPESPEED AM TU B S302 SW POWER gt es 2 DRY BATTERY SIZE AA IEC DESIGNATION R6 2pcs 3V J301
44. Remarks Ref Part No A 3021 209 A MAIN BOARD COMPLETE FX171 US C3 1 163 100 00 3021 044 MAIN BOARD COMPLETE 173 FR C3 1 163 102 00 gt ok gt ok ok ok ok ok K K ok OK ok ok OK ok ok OK ok ok OK A 3021 048 A MAIN BOARD COMPLETE FX173 EE C3 1 163 089 00 gt k gt k KKK KKK A 3021 049 A MAIN BOARD COMPLETE FX173 E CH C3 1 163 103 00 A 3021 045 A MAIN BOARD COMPLETE 84173 EA C4 1 163 089 00 A 3021 046 A MAIN BOARD COMPLETE 173 SA A 3021 007 A MAIN BOARD COMPLETE FX171 AEP A 3021 032 A MAIN BOARD COMPLETE FX171 IT A 3021 038 A MAIN BOARD COMPLETE FX171 FR C6 1 162 964 11 A 3021 034 A MAIN BOARD COMPLETE FX171 EE A 3021 035 A MAIN BOARD COMPLETE FX171 E CH C9 1 115 156 11 A 3021 036 A MAIN BOARD COMPLETE FX171 EA C11 1 107 823 11 A 3021 037 A MAIN BOARD COMPLETE FX171 C amp SA PA A 3021 135 A MAIN BOARD COMPLETE FX171 JE C15 1 164 677 11 A 3021 050 A MAIN BOARD COMPLETE FX173 C17 1 126 154 11 A 3021 051 A MAIN BOARD COMPLETE FX173 A 3021 047 A MAIN BOARD COMPLETE 173 C18 1 163 022 00 A 3021 033 A MAIN BOARD COMPLETE FX177 C19 1 163 037 11 C19 1 163 022 00 3 019 862 01 TERMINAL BATTERY 3 022 293 01 KNOB TUNING C22 1 162 964 11 3 022 294 01 POINTER C23 1 115 156 11 3 022 579 01 TERMINAL BATTERY C24 1 162 964 11 CAPACITOR C26 1 162 964 11 C
45. SA PA MANUAL INSTRUCTION POLISH CZECK GREEK TURKISH AEP MANUAL INSTRUCTION RUSSIAN HUNGARIAN BULGARIAN FINNISH AEP EE MANUAL INSTRUCTION ENGLISH CHINESE KOREAN ARABIC E EA MANUAL INSTRUCTION ENGLISH CHINESE KOREAN E MANUAL INSTRUCTION ENGLISH SWEDISH CHINESE KOREAN JE MANUAL INSTRUCTION CHINESE CH HEADPHONE MDR E801 K SET E C amp SA EA PA CH JE HEADPHONE MDR E802LP K SET E C amp SA EA PA CH JE Sony Corporation Personal A amp V Products Company 16 99A1684 1 Printed in Japan 61999 1 Published by Quality Engineering Dept Shibaura
46. WM FX171 FX173 FX177 WM FX173 FX177 AEP Model E Model WM FX171 FX173 SERVICE M ANUAL Canadian Model Photo WM FX173 Model Name Using Similar Mechanism Tape Transport Mechanism Type MF WMFX171 114 SPECIFICATIONS Frequency range FM 87 6 107 9 MHz AM 531 1 602 kHz Power requirements 3V DC batteries R6 AA x 2 External DC 3V power sources Dimensions FX173 88 5 x 118 6 x 38 2 mm 3 1 2 x 4 4 x 1 he inches w h d incl projecting parts and controls FX171 FX177 88 5 x 118 6 x 37 6 mm 3 1 2 x 4 3 4 x 1 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 8 5 oz incl batteries and a cassette e Supplied accessories Stereo headphone or Stereo earphones 1 Belt clip 1 Design and specifications are subject to change without notice RADIO CASSETTE PLAYER ON Y MICROFILM 2 1 2 2 2 3 2 4 2 5 5 1 5 2 5 3 5 4 5 5 5 6 6 6 2 6 3 6 4 TABLE OF CONTENTS GENERAL ET 2 DISASSEMBLY Cabinet Front ASSy sais 3 Main Board EI MN IE EE 4 Cassette Lid Suwa eae ea ESSI NC E ES NR ceases IN MCI N NES 4 Mechanism Deck M 5 Belt Motor Reel Capstan M
47. amp SA PA CND CERAMIC CHIP 27PF 5 CERAMIC CHIP CERAMIC CHIP 6PF 6PF 50V IT EA 50V EE 50V IT C amp SA EA CND CERAMIC CHIP 8PF 50V AEP FR EE E Ref No C5 C6 C7 C8 C9 C10 C11 C12 C14 C15 C16 C17 C18 C18 C19 C19 C22 C23 C24 C26 C101 C103 C104 C105 C106 C106 C107 C108 C201 C203 C204 C205 C206 C206 C207 C208 C301 C302 C303 C304 Part No 1 1 1 1 lI 162 937 11 162 964 11 169 128 11 164 156 11 115 156 1711 164 156 11 107 823 11 162 964 11 126 169 11 164 677 11 164 227 11 126 154 11 163 022 00 163 037 11 163 022 00 163 037 11 162 964 11 115 156 11 162 964 11 162 964 11 162 962 11 162 968 11 126 157 11 4119 156 11 162 964 11 162 966 11 115 156 11 162 964 11 162 962 11 162 968 11 126 157 11 115156211 162 964 11 162 966 11 115 156 91 162 964 11 164 156 11 164 156 11 126 153 11 165 128 11 RESISTORS All resistors are in ohms METAL metal film resistor METAL OXIDE Metal Oxide film resistor F nonflammable COILS uH uH SEMICONDUCTORS In each case u for example uA HA UPA uPA uPB uPB uPC uPC uPD uPD Description CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP
48. clude the board name e Abbreviation CND IT EE EA FR PA C amp SA Central and South America Ref No C1 C1 C2 C2 C2 C3 C3 C3 4 4 Canadian Italian East European Saudi Arabia French Panama Part No A 3021 007 A 3021 032 3021 034 3021 035 3021 036 3021 037 3021 038 3021 050 3021 051 3021 047 3021 044 3021 048 3021 049 3021 046 3021 045 3021 033 3 019 862 01 3 022 293 01 3 022 294 01 3 022 579 01 163 083 00 163 086 00 163 099 00 163 101 00 163 087 00 163 100 00 163 103 00 163 089 00 163 089 00 163 091 00 SECTION 7 ELECTRICAL PARTS LIST used on the set XX X mean standardized parts so they may have some difference from the original one Due to standardization replacements in the parts list may be different from the parts specified in the diagrams or the components Items marked are not stocked since they are seldom required for routine service Some delay should be anticipated when ordering these items uF uF Description MAIN BOARD COMPLETE FX171 K K KK K K K K K K K K K K K K MAIN BOARD COMPLETE FX171 K K KK K K K K K K K K K K K K MAIN BOARD COMPLETE FX171 gt F gt F gt K K K K KK K K K K K K K K K
49. nd South America TUNER SECTION AM BAND switch AM AM HF signal generator Put the lead wire antenna close to the set C cu 7 4 30 amplitude modulation by 400Hz signal Output level as low as possible Level meter AC 0 5 5V range FM BAND switch FM FM signal generator ey 0 01u F p to IC1 1 75kHz 100 frequency deviation by 1Hz signal Output level as low as possible Level meter Repeat the procedures in each adjustment several times and the frequency coverage and tracking adjustments should be finally done by the trimmer capacitors AM FREQUENCY COVERAGE ADJUSTMENT Adjust for a maximum reading on level meter 1 631 5 kHz 10 kHz 4 505 kHz 5 kHz 516 5 kHz x 5 kHz CTI 4 4 1 690 kHz 10 kHz 1 770 kHz 20 kHz EA IT Models FR EE Models AM TRACKING ADJUSTMENT Adjust for a maximum reading on level meter 620 kHz 800 CTI 1 4 1 400 kHz 1 300 kHz EA IT EE Models FM FREQUENCY COVERAGE ADJUSTMENT 86 0 MIIz 0 2 MHz L3 87 35 MHz x 0 1 MHz 109 5 MHz 0 3 MHz 64 0 MHz x 0 2 MHz EA IT Models EE Model FM TRACKING ADJUSTMENT Adjust for a maximum reading on level meter L2 86 MHz 87 35 MHz 64 0 MHz 2 4 109 5 MHz 108 25 MHz EA IT Models EE Model Adjustment Parts Location MAIN BOARD SIDE A L4 A

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