SERVICE MANUAL - Electronica.ro
Contents
1. 805 p ES A INI ee WS m Km ED Syy P S EE EEK 235 ka a k601 CAPSTAN REEL MOTOR Note All capacitors are in uF unless otherwise noted pF uuF 50 WV or less are not indicated except for electrolytics and tantalums All resistors are in Q and 1 4 WW or less unless otherwise specified indicates tolerance B Line L panel designation UI adjustment for repair Power voltage is dc 1 5 V and fed with regulated dc power supply from battery terminal Voltages and waveforms are dc with respect to ground under no signal detuned conditions no mark PLAY 19 Voltages are taken with a VOM Input impedance 10 MQ Voltage variations may be noted due to normal produc tion tolerances Waveforms are taken with a oscilloscope Voltage variations may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path D gt EM gt gt PLAV TAPE 24 6 5 IC BLOCK DIAGRAMS IC1 TA7371AF EL IC2 TA2022AFN EL H 2 gt z 2 5 8 Z E S E Om m a 55 G GND 102 MIC IN L lt E CE E NFL O O a a L E RADIO IN L O lt MICIN R NFR RADIO IN R MIC OUT R MIC OUT L REC IN L REC IN R N C VCCRF MIC REG REF REC BIAS REG REC BIAS REG REF IC302 NJM2185AV TE2 JA W MOTIVE PRE DRIVER CONTROL l jil la OSC DR an VREF BIAS REFERENCE STAR2. i i o i i H i i E i IL AA poo o o oOo O i g Ze 68 i NS A La E cee gt SS l i 6 10 aj lt WM FX671 6 4 SCHEMATIC DIAGRAM 2 2 y Mr ES CEE OD CA Gn CRE Gp o GEE A A A A DEA X GES A MASA A A AAA O ED k z RVI H BUFFER N 2 14 H w SWITCH 5 H S IF AMP MPX a L5 TI AM FERRITE ROD AM FREQUENCY H TPI 2 Cl 1980p CH 5 D a 3 47 2504627 C IF AMP 117 d i 3 1 37 0 8224 B 08 ue RADIO SWITCH a NN Ns q a 2504627 qa 0 7 N AE e rv J il je tt rer 1 ajaj Sj 5 i i i steerer lat t LI Ho e F Ka wv O the is l2310 813 011 4 10 4 0 4 3 1 3 1 sl a is kaks DI A HI B l S 5 3 5 GG W EST lt da KC6383C251ML mm 1C801 3 3 1 SS EEGEN men Gi 105 mat DO 8 S Eni Y e ui MB GRY ITI E KOM 155347 3 eo G TEI bo 11 13 s 0601 803 E A B ge S li 11 LA D E 109321 1111111 ja Nel oi e s7 MOTOR CTL AN R605 10k I 111 L e Wi LI SYSTEM Mi PIL LA oa Ze ae BID TA elli MANN EN vu Me m EE e TT A A l p v K 850 sek 852 853 85 MOTOR NM A l MAMMA E i
3. nono rro nono 11 6 DIAGRAMS 6 1 Block Diagram i ek re e A a kk D A E 13 6 2 Printed Wiring Board A 16 6 3 Schematic Diagram 1 2 Sii lej a a tad Jl flett ta dl are 19 6 4 Schematic Diagram 2 2 ss 22 6 5 IC Block Diagrams AAA A 25 6 6 IC Pin Function Discription A 27 7 EXPLODED VIEWS 7 1 Cabinet Block Main Board v n Kee KEREN TON OO KOT 29 1 2 Mechanism Deck Block TEE 30 8 ELECTRICAL DARTeSUIST 31 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 z Il SAFETV RELATED COMPONENT WARNING Flexible Circuit Board Repairing COMPONENTS IDENTIFIED BY MARK A OR DOTTED LINEWITH Keep the temperature of soldering iron around 270 C MARK A ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS during repairing LIST ARE CRITICAL TO SAFE OPERATION REPLACE THESE e Do not touch the soldering iron on the same conductor of the COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS circuit board within 3 times APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS e Be careful not to apply force on the conductor when soldering PUBLISHED BY SONY or unsoldering 2 SECTION 1 SERVISE NOTE Service Mode The service mode enables to operate the mechanism of WM FX671 while the MAIN board 1s opened Rotation of the idler gear A S side is detected using the photo reflector PH1 in the WM FX671 PHI is located on the MAIN boa
4. WM FX671 SERVI CE M AN UAL US Model AEP Model Ver 1 0 1999 03 Licensing Corporation DOLBY and the double D symbol DO are trademarks tape e AA of Dolby Laboratories Licensing Corporation SPECIFICATIONS Radio section Mass Approx 145 g 5 2 oz Frequency range FM 87 5 108MHz Approx 210 g 7 5oz incl AM 531 1 602 kHz rechargeable battery and a cassette Supplied accessories Battery case 1 Tape section Stereo earphones 1 Frequency response Battery charge 1 Dolby NR off Playback 40 15 000Hz Rechargeable battery NC 6WM 1 2V 600mAh Output Headphones 6 REMOTE jack Ni Cb 1 Load impedance 8 300 Q Rechargeable battery carring case 1 Carrying pouch 1 General Power requirements 1 5V Design and specifications are subject to change without notice Rechargeable battery One R6 size AA battery Dimensions w h d Approx 108 9 x 77 7 x 23 0 mm 4 s x 3 s x 32inches incl projecting parts and controls RADIO CASSETTE PLAYER TABLE OF CONTENTS 1 SERVICE NOTE seen 3 3 GENERAL tieba 5 3 DISASSEMBLY 3 1 Case Block Assembly O K pk 6 BED EE 7 3 3 Cassette Lid Assembly SEET EE N T 7 3 4 Reel Ornament Assembly NANA EES 8 3 5 Main Board E 8 346 Motor ee E 9 3 7 Holder Assembly GEN 9 3 8 Pinch Lever N R Assemblv O 10 3 9 Magnetic Head HP901 M e oto ai bra alsin Sa a Ie are da aca 10 4 MECHANICAL ADJUSTMENT nono 11 B ELECTRICAL ADJUSTMENT
5. 5 1 16W FR R107 1 216 837 11 METAL CHIP 22K 5 1 16W R108 1 216 811 11 METAL CHIP 150 5 1 16W WM FX671 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 RES CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP RES CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP RES 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 6 8K 2 2K 220K 68 1 0K 22K 2 2 3 3K 1 5K 150 22K 150 6 8K 2 2K 220K 68 220K 10K 15K 22K 2 2 330K 2 2K 47K 47K 100K 47K 100K 150K 22K 100 4 7K SK 10K 100K 220K 4 7K 470 47 680 680 100K 590 590 590 590 590 590 590 590 590 590 Remarks 1 16W 1 16W 1 16W 1 16W FR 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W US AEP CET 5 5 5 5 5 5 5 5 5 5 5 5 5 5 0 50 5 5 5 5 0 50 5 5 5 5 5 5 5 5 5 5 5 5 5 lt RESISTOR COMPOSITION CIRCUIT BLOCK gt Ref No Part No R109 1 216 831 11 R110 1 216 825 11 R111 1 216 849 11 R112 1 216 807 11 R201 1 216 823 11 R202 1 216 837 11 R203 1 216 789 11 R204 1 216 827 11 R205 1 216 823 11 R206 1 216 811 11 R206 1 216 8
6. 5 manb Main board Motor F2 Holder Pinch lever N R Magnetic head dl 3 assembly SE HP901 M901 assembly Note Follow the disassembly procedure in the numerical order given 3 1 CASE BLOCK ASSEMBLY Q Two screws M1 4 x 2 5 O Remove the case block assembly in the direction of the arrow Screw M1 4 x 2 5 Two screws GE M1 4 x 2 5 Note When assembling the case block assembly align the knob HOLD with the position of S2 O Battery case Lid 3 2 BELT F2 Belt F2 Q Terminal board Battery O Belt threading Remove solder from the battery terminal board 3 3 CASSETTE LID ASSEMBLY Cassette lid assembly A B Two screws M1 4 x 2 0 O Screw M1 4 x 2 0 3 4 REEL ORNAMENT ASSEMBLY Q Reel Ornament assembly Note Remove the assembly while removing the three claws and boss carefully 3 5 MAIN BOARD O Screw B1 7 x 3 O Remove soldeing tapping O Screw M1 4 two points from plunger solenoid No 4 O Screw B1 7 x 3 tapping O Remove soldering from Head flexible board O Screw M1 4 O Screw M1 4 O Head flexible board Remove soldeing four points from motor SLIDER Note When assembling the MAIN board align the slider with the position of S1 3 6 MOTOR F2 M901 Q Two screws M1 4 d o O Motor F2 M901 ASS 4 Toothed lock 3 7 HOLDER ASSEMBLY
7. AEP FR CET CASE BATTERY CHARGE POUCH CARRVING MANUAL INSTRUCTION ENGLISH CET MANUAL INSTRUCTION 3 864 890 21 MANUAL INSTRUCTION SPANISH PORTUGUESE AEP MANUAL INSTRUCTION AEP MANUAL INSTRUCTION AEP MANUAL INSTRUCTION AEP MANUAL INSTRUCTION CET 3 864 890 31 3 864 890 41 3 864 890 51 3 864 890 61 8 953 272 90 HEADPHONE MDR ED136SP K SET AEP FR CET 8 953 735 90 HEADPHONE MDR W034LP O SET US 99C 1661 1 Printed in Japan 1999 3 Published by Quality Engineering Dept Shinagawa
8. CHIP 0 22uF 10 10V C25 1 164 315 11 CERAMIC CHIP 470PF 5 50V C108 1 115 156 11 CERAMIC CHIP ut 10V C110 1 164 677 11 CERAMIC CHIP 0 033uF 10 16V C26 1 162 919 11 CERAMIC CHIP 22PF 5 50V C111 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C27 1 165 176 11 CERAMIC CHIP 0 047uF 10 16V C28 1 162 923 11 CERAMIC CHIP 47PF 5 50V C201 1 125 984 21 TANTAL CHIP 22uF 20 4V C29 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C204 1 113 619 11 CERAMIC CHIP 0 47uF 10 6 3V C30 1 162 961 11 CERAMIC CHIP 330PF 10 50V C205 1 115 156 11 CERAMIC CHIP ut 10V C206 1 115 156 11 CERAMIC CHIP ut 10V C31 1 164 362 11 CERAMIC CHIP 470PF 5 50V C207 1 113 619 11 CERAMIC CHIP 0 47uF 10 6 3V C32 1 125 984 21 TANTAL CHIP 22UF 20 4V C33 1 115 156 11 CERAMIC CHIP ut 10V C208 1 115 467 11 CERAMIC CHIP 0 22uF 10 10V C34 1 115 156 11 CERAMIC CHIP ut 10V C210 1 164 677 11 CERAMIC CHIP 0 033uF 10 16V C35 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C211 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C301 1 119 663 11 TANTAL CHIP 47uF 20 2 5V C36 1 115 156 11 CERAMIC CHIP ut 10V C302 1 107 815 11 TANTAL CHIP 2 2UF 2090 4V C37 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C38 1 107 826 91 CERAMIC CHIP 0 1uF 10 16V C303 1 164 360 11 CERAMIC CHIP 0 1uF 16V C39 1 115 412 11 CERAMIC CHIP 680PF 5 25V C304 1 125 984 21 TANTAL CHIP 22uF 20 4V C40 1 127 578 91 TANTAL CHIP CIE 20 6 3V C305 1 125 984 21 TANTAL CHIP 22UF 20 4V C306 1 113 619 11 CERAMIC CHIP 0 47uF 10 6 3V C307 1 117 181 11 TA
9. METAL CHIP 100K 5 1 16W R68 1 216 825 11 METAL CHIP 2 2K 5 1 16W R8 1 216 853 11 METAL CHIP 470K 5 1 16W R69 1 216 825 11 METAL CHIP 2 2K 5 1 16W R9 1 216 817 11 METAL CHIP 470 5 1 16W R70 1 218 895 11 RES CHIP 100K 0 50 1 16W R10 1 216 829 11 METAL CHIP 4 7K 5 1 16W R71 1 218 851 11 RES CHIP 1 5K 0 50 1 16W R11 1 216 833 91 RES CHIP 10K 5 1 16W R72 1 218 871 11 RES CHIP 10K 0 50 1 16W R12 1 216 833 91 RES CHIP 10K 5 1 16W R73 1 218 831 11 RES CHIP 220 0 50 1 16W R13 1 216 837 11 METAL CHIP 22K 5 1 16W R74 1 218 875 11 RES CHIP 15K 0 50 1 16W R14 1 216 845 11 METAL CHIP 100K 5 1 16W R75 1 218 839 11 RES CHIP 470 0 50 1 16W R15 1 216 833 91 RES CHIP 10K 5 1 16W R76 1 218 875 11 RES CHIP 15K 0 50 1 16W R16 1 216 853 11 METAL CHIP 470K 5 1 16W R77 1 216 829 11 METAL CHIP 4 7K 5 1 16W R17 1 216 821 11 METAL CHIP 1K 5 1 16W R101 1 216 823 11 METAL CHIP 1 5K 5 1 16W R18 1 216 849 11 METAL CHIP 220K 5 1 16W R102 1 216 837 11 METAL CHIP 22K 5 1 16W R19 1 216 829 11 METAL CHIP 4 7K 5 1 16W R103 1 216 789 11 METAL CHIP 2 2 5 1 16W R20 1 216 821 11 METAL CHIP 1K 5 1 16W R104 1 216 827 11 METAL CHIP 3 3K 5 1 16W R21 1 216 829 11 METAL CHIP 4 7K 5 1 16W R105 1 216 823 11 METAL CHIP 1 5K 5 1 16W R22 1 216 845 11 METAL CHIP 100K 5 1 16W R106 1 216 811 11 METAL CHIP 150 5 1 16W R23 1 216 821 11 METAL CHIP 1K 5 1 16W US AEP CET R24 1 216 821 11 METAL CHIP 1K 5 1 16W R106 1 216 821 11 METAL CHIP 1K 5 1 16W R25 1 216 845 11 METAL CHIP 100K
10. Screw M1 4 d Cassette bracket assembly Q Lock lever S Lq Remove soldering from Head flexible board Head flexible board D Remove the holder assembly in the direction of the arrow pa SS Q Shaft Lock lever B P Q Two screws M1 4 x 1 4 G 3 8 PINCH LEVER N R ASSEMBLY Claw Q Remove the pinch lever N assembly in the direction of the arrow Note Be careful of the claw Claw no l A MW Lit Q Remove the pinch lever R assembly in the direction of the arrow Note Be careful of the claw 3 9 MAGNETIC HEAD HP901 O Remove the magnetic head HP901 in the direction of the arrow 10 SECTION 4 MECHANICAL ADJUSTMENT PRECAUTION 1 Clean the following parts with a denatured alcohol moistened swab playback head pinch roller rubber belts capstan 2 Demagnetize the playback head with a head demagnetizer Do not use a magnetized screwdriver for the adjustments 4 After the adjustments apply suitable locking compound to the parts adjusted 5 The adjustments should be performed with the rated power supply voltage unless otherwise noted LA e Torque Measurement Mode Torque Meter Meter Reading 15 to 25 gecm JN FWD Less than 2 0gecm ee Less than 0 028 ozeinch REV EV 15 to 25 gecm wm Ge 0 21 to 0 34 ozeinch R Less than 2 0gecm Less than 0 028 ozeinch FF REW More than 50 gecm CQ2018 More than 0 69 ozeinch Adjustm
11. 1 9 3 893 942 11 SCREW 1 7 x 3 TAPPING B 21 A 3052 005 A 10 A 3021 222 A MAIN BOARD COMPLETE US AEP CET 22 3 365 630 41 10 A 3021 223 A MAIN BOARD COMPLETE FR 23 3 704 197 11 11 3 029 210 01 TERMINAL BOARD MINUS 24 X 3376 279 1 12 3 366 892 01 SCREW M1 4 S901 1 762 553 11 29 The components identified by mark A or dotted line with mark A are critical for safety Replace only with part number specified e Abbreviation FR French model CET East European and CIS model Remarks Description SHEET BRACKET ASSY COVER MD LEVER B LOCK SCREW M1 4 x 1 4 TERMINAL BOARD ASSY BATTERY SHEET BT LID BATTERY LIDBLOCK ASSY CASSETTE SCREW M1 4 SCREW M1 4 x 2 0 LOCKING BRACKET CASSETTE ASSY SWITCH LEAF 7 2 MECHANISM DECK BLOCK MT WMEX672 162 Ref No 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 Part No X 3377 039 1 X 3377 363 1 3 029 271 01 X 3377 362 1 3 029 275 01 3 029 278 01 3 029 276 01 3 029 289 01 X 3376 813 1 3 932 724 21 3 029 287 01 3 386 694 01 3 029 306 11 3 029 280 01 3 029 268 11 3 007 428 01 3 029 765 01 3 029 274 01 Description HOLDER ASSY M PINCH LEVER R ASSY SPRING HD PINCH LEVER N ASSY WASHER STOPPER N WASHER WASHER STOPPER R WASHER CLUTCH ASSY F WASHER SPRING TG TORSION WASHER FLYWHEEL N INSERT BELT F2 FLYWHEEL R INSERT WASHER R SCREW M
12. 1 4 TOOTHED LOCK RETAINER F2 MOTOR 74 75 76 TI 78 79 80 81 M601 HP901 PM901 30 Part No 3 007 433 01 X 3377 037 1 3 010 274 02 3 010 954 01 3 029 282 01 3 029 285 01 3 029 284 01 3 029 281 01 3 010 273 02 3 029 273 01 3 029 283 01 3 029 286 01 3 029 288 01 1 763 166 11 1 500 576 11 1 454 674 31 68 Description Remarks SHEET N REFLECTION CHASSIS ASSY F M TABLE REEL SPRING BT COMPRESSION GEAR Y GEAR CAM LEVER TRIGGER GEAR IDLER B GEAR REEL GEAR FR GEAR IDLER A GEAR NR PULLEY REVERSE MOTOR CAPSTAN REEL WITH PULLEY HEAD MAGNETIC PLAYBACK SOLENOID PLUNGER SECTION 8 ELECTRICAL PARTS LIST NOTE e Due to standardization replacements in the e CAPACITORS e SEMICONDUCTORS parts list may be different from the parts uF uF In each case u u for example specified in the diagrams or the components e RESISTORS UA HA UPA UPA All resistors are in ohms METAL metal film resistor METAL OXIDE Metal Oxide film resistor F nonflammable used on the set e XX X mean standardized parts so they may have some difference from the original one uPB uPB uPC UPC uPD uPD When indicating parts by reference number please include the board name e Items marked are not stocked since they e COILS are seldom required for routine service uH uH The components ide
13. 10K 5 1 16W Q4 8 729 037 89 TRANSISTOR 2SC4627J C TX SO Q5 8 729 231 96 TRANSISTOR 2SK880GR TE85L R31 1 216 843 11 METAL CHIP 68K 5 1 16W R32 1 216 825 11 METAL CHIP 2 2K 5 1 16W Q6 8 729 028 69 TRANSISTOR 2SC4655 BC TX R33 1 216 825 11 METAL CHIP 2 2K 5 1 16W Q7 8 729 037 89 TRANSISTOR 2SC4627J C TX SO R34 1 216 857 11 METAL CHIP 1M 5 1 16W Q8 8 729 037 64 TRANSISTOR UN9116J TX SO R35 1 216 825 11 METAL CHIP 2 2K 5 1 16W Q9 8 729 823 86 TRANSISTOR 2SA1745 Q10 8 729 037 89 TRANSISTOR 2SC4627J C TX SO R36 1 216 849 11 METAL CHIP 220K 5 1 16W R37 1 216 857 11 METAL CHIP 1M 5 1 16W Q11 8 729 037 63 TRANSISTOR UN9115J TX SO R38 1 216 853 11 METAL CHIP 470K 5 1 16W Q12 8 729 037 71 TRANSISTOR UN9210J TX SO R39 1 216 815 11 METAL CHIP 330 5 1 16W Q13 8 729 037 71 TRANSISTOR UN9210J TX SO R40 1 216 833 91 RES CHIP 10K 5 1 16W Q14 8 729 037 89 TRANSISTOR 2SC4627J C TX SO Q15 8 729 425 46 TRANSISTOR XP4315 TXE R41 1 218 871 11 RES CHIP 10K 0 50 1 16W R42 1 218 839 11 RES CHIP 470 0 50 1 16W Q16 8 729 013 60 TRANSISTOR RN1110 TE85L R43 1 216 849 11 METAL CHIP 220K 5 1 16W Q17 8 729 800 71 TRANSISTOR 2SB815B7 TB R44 1 216 851 11 METAL CHIP 330K 5 1 16W Q18 8 729 427 72 TRANSISTOR XP4501 R45 1 216 855 11 METAL CHIP 680K 5 1 16W Q19 8 729 426 36 TRANSISTOR XP1215 TXE Q20 8 729 037 71 TRANSISTOR UN9210J TX SO R46 1 216 821 11 METAL CHIP 1K 5 1 16W R47 1 216 823 11 METAL CHIP 1 5K 5 1 16W Q301 8 729 800 71 TRANSISTOR 2SB815B7 TB R48 1 2
14. 18 863 11 RES CHIP 4 7K 0 50 1 16W 0302 8 729 037 71 TRANSISTOR UN9210J TX SO R49 1 218 911 11 RES CHIP 470K 0 50 1 16W 0303 8 729 426 36 TRANSISTOR XP1215 TXE R50 1 218 855 11 RES CHIP 2 2K 0 50 1 16W 0304 8 729 037 62 TRANSISTOR UN9114J TX SO 0305 8 729 426 36 TRANSISTOR XP1215 TXE R51 1 218 847 11 RES CHIP 1K 0 50 1 16W R52 1 218 859 11 RES CHIP 3 3K 0 50 1 16W 0601 8 729 037 71 TRANSISTOR UN9210J TX SO R53 1 218 859 11 RES CHIP 3 3K 0 50 1 16W 0801 8 729 800 37 TRANSISTOR 2SD1048 X7 R54 1 218 859 11 RES CHIP 3 3K 0 50 1 16W Q802 8 729 400 55 TRANSISTOR 2SD1328 S R55 1 218 863 11 RES CHIP 4 7K 0 50 1 16W Q803 8 729 800 71 TRANSISTOR 2SB815B7 TB Q804 8 729 800 71 TRANSISTOR 2SB815B7 TB R56 1 218 875 11 RES CHIP 15K 0 50 1 16W R58 1 216 833 91 RES CHIP 10K 5 1 16W Q805 8 729 037 71 TRANSISTOR UN9210J TX SO R59 1 216 833 91 RES CHIP 10K 5 1 16W R60 1 216 833 91 RES CHIP 10K 5 1 16W lt RESISTOR gt R61 1 216 833 91 RES CHIP 10K 5 1 16W RI 1 216 841 11 METAL CHIP 47K 5 1 16W R62 1 216 845 11 METAL CHIP 100K 5 1 16W R2 1 216 823 11 METAL CHIP 1 5K 5 1 16W R63 1 216 853 11 METAL CHIP 470K 5 1 16W R3 1 216 809 11 METAL CHIP 100 5 1 16W R64 1 216 853 11 METAL CHIP 470K 5 1 16W R4 1 216 825 11 METAL CHIP 2 2K 5 1 16W R65 1 216 849 11 METAL CHIP 220K 5 1 16W R5 1 216 821 11 METAL CHIP 1K 5 1 16W R66 1 216 839 11 METAL CHIP 33K 5 1 16W R6 1 216 817 11 METAL CHIP 470 5 1 16W R67 1 216 839 11 METAL CHIP 33K 5 1 16W R7 1 216 845 11
15. 21 11 R207 1 216 837 11 R208 1 216 811 11 R209 1 216 831 11 R210 1 216 825 11 R211 1 216 849 11 R212 1 216 807 11 R301 1 216 849 11 R302 1 216 833 91 R303 1 216 835 11 R304 1 216 837 11 R305 1 216 789 11 R306 1 216 851 91 R307 1 216 825 91 R308 1 218 887 11 R309 1 216 841 11 R310 1 216 845 11 R311 1 216 841 11 R312 1 216 845 11 R313 1 218 899 11 R601 1 216 837 11 R602 1 216 809 11 R603 1 216 829 11 R604 1 216 823 11 R605 1 216 833 91 R607 1 216 845 11 R801 1 216 849 11 R802 1 216 829 11 R803 1 216 817 11 R804 1 216 805 11 R805 1 216 819 11 R806 1 216 819 11 R807 1 216 845 11 RB1 1 233 811 21 RB601 1 233 873 21 RVI 1 223 587 11 RV301 1 225 684 21 RV601 1 223 584 11 9 926 978 11 RES NETWORK 470K RES NETWORK CHIP TYPE 3216 lt VARIABLE RESISTOR gt RES ADJ CARBON 22K 3216 RES VAR CARBON 30K 30K VOL RES ADJ CARBON 2 2K Sony Corporation Personal A amp V Products Company 1 16W FR 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W FR 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W 1 16W Ref No S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 Ti 12 1801 THP601 X1 X2 Part No Remarks Description lt SWITCH gt 1 771 475 21 1 572 922 11 1 771 053 21 1 771 053 21 1 771 053 21 SWITCH SLIDE REV STOP FWD SWITCH SLIDE HOLD SWITCH KEY
16. 5 16V C8 1 164 676 11 CERAMIC CHIP 2200PF 5 16V C56 1 162 910 11 CERAMIC CHIP 5PF 0 25PF 50V C9 1 162 927 11 CERAMIC CHIP 100PF 5 50V C57 1 162 910 11 CERAMIC CHIP 5PF 0 25PF 50V C10 1 162 927 11 CERAMIC CHIP 100PF 5 50V C58 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C59 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C11 1 162 962 11 CERAMIC CHIP 470PF 10 50V C60 1 164 676 11 CERAMIC CHIP 2200PF 5 16V C12 1 162 905 11 CERAMIC CHIP 1PF 0 25PF 50V C13 1 107 817 11 TANTAL CHIP 0 33uF 10 16V C62 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C14 1 162 905 11 CERAMIC CHIP 1PF 0 25PF 50V C63 1 162 919 11 CERAMIC CHIP 22PF 5 50V C15 1 162 925 11 CERAMIC CHIP 68PF 5 50V C64 1 164 217 11 CERAMIC CHIP 150PF 5 50V C65 1 107 826 91 CERAMIC CHIP 0 1uF 10 16V C16 1 164 676 11 CERAMIC CHIP 2200PF 5 16V C66 1 164 245 11 CERAMIC CHIP 0 015uF 10 25V C17 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C18 1 162 959 11 CERAMIC CHIP 330PF 5 50V C80 1 115 156 11 CERAMIC CHIP ut 10V C19 1 135 201 11 TANTALUM CHIP 10uF 2090 4V C81 1 115 156 11 CERAMIC CHIP ut 10V C20 1 165 176 11 CERAMIC CHIP 0 047uF 10 16V C101 1 125 984 21 TANTAL CHIP 22uF 20 4V C104 1 113 619 11 CERAMIC CHIP 0 47uF 10 6 3V C21 1 162 927 11 CERAMIC CHIP 100PF 5 50V C105 1 115 156 11 CERAMIC CHIP ut 10V C22 1 165 176 11 CERAMIC CHIP 0 047uF 10 16V C23 1 162 915 11 CERAMIC CHIP 10PF 0 5PF 50V C106 1 113 619 11 CERAMIC CHIP 0 47uF 10 6 3V C24 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C107 1 115 467 11 CERAMIC
17. 864 11 469 373 21 416 941 21 410 997 42 412 995 21 754 046 11 Ai A A A bh 412 995 21 412 967 31 412 967 31 412 034 11 412 995 21 A A A AA A 412 010 41 803 469 11 8 749 014 43 Description Remarks lt FUSE gt FUSE SMD 0 25A 125V lt FERRITE BEAD gt FERRITE OuH FERRITE OuH FERRITE OuH FERRITE OuH FERRITE OuH FERRITE OuH FERRITE OuH lt C gt IC TA7371AF EL IC TA2022AFN EL IC TC9327AF 604 IC AK93C45AV L IC TC75S55F TE85R IC XC62RP1602MR IC TA2123AF EL IC NJM2185AV TE2 IC MM1279XVBE IC XC6383C251ML lt JACK gt JACK REMOTE lt JUMPER CHIP gt METAL CHIP 0 5 1 16W US AEP CET METAL CHIP 0 5 1 16W US AEP CET lt COIL gt INDUCTOR OuH COIL FM OSC INDUCTOR CHIP 2 2uH INDUCTOR 22uH ANTENNA FERRITE ROD INDUCTOR 22uH INDUCTOR 0 1uH INDUCTOR 0 1uH INDUCTOR CHIP 330uH INDUCTOR 22uH INDUCTOR CHIP 22uH lt FLUORESCENT INDICATOR gt DISPLAY PANEL LIGUID CRYSTAL lt PHOTO INTERRUPTER gt PHOTO PR 20 T Ref No Part No Description Remarks Ref No Part No Description Remarks TRANSISTOR R26 1 216 833 91 RES CHIP 10K 5 1 16W R27 1 216 853 11 METAL CHIP 470K 5 1 16W Q1 8 729 037 89 TRANSISTOR 2SC4627J C TX SO R28 1 216 845 11 METAL CHIP 100K 5 1 16W Q2 8 729 028 69 TRANSISTOR 2SC4655 BC TX R29 1 216 839 11 METAL CHIP 33K 5 1 16W Q3 8 729 037 89 TRANSISTOR 2SC4627J C TX SO R30 1 216 833 91 RES CHIP
18. BOARD RADIO OFF SWITCH KEY BOARD FF AMS SWITCH KEY BOARD REW AMS 1 771 053 21 1 771 053 21 1 771 053 21 1 771 053 21 1 771 053 21 SWITCH KEY BOARD MENU SWITCH KEY BOARD SET SWITCH KEY BOARD BAND RADIO ON SWITCH KEY BOARD REPEAT SWITCH KEY BOARD ENTER lt TRANSFORMER gt 1 416 943 21 1 416 942 21 1 423 745 11 COIL AM OSC COIL AM MIX TRANSFORMER DC DC CONVERTER lt THERMISTOR POSITIVE gt 1 810 794 11 THERMISTOR POSITIVE lt VIBRATOR gt 1 767 357 11 1 579 615 11 FILTER CERAMIC 10 7MHz VIBRATOR CRYSTAL 75kHz ake k ake oke K KE K KE K KE K K KE K K K K K e ke aie aie aie K K K K K K K a K K K K K K K K K K KKK K K K KK KK K K K K K S901 M601 HP901 PM901 MISCELLANEOUS oh ok ok ok ok KKK K KK K ok 1 762 553 11 SWITCH LEAF 1 763 166 12 MOTOR CAPSTAN REEL WITH PULLEY 1 500 576 11 HEAD MAGNETIC PLAYBACK 1 454 674 32 SOLENOID PLUNGER KK K K K K K K K K K K K K K K K K K K K K K K K K K K K K 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 34 ACCESSORIES amp PACKING MATERIALS ok ak ak ok ak K KK K KK K KK ak KK K KK KKK KKK KKK K K 1 528 299 41 BATTERY NI CD NC 6WM US 1 528 543 22 BATTERYNICKEL CADMIUM NC 6WM AEP FR CET 1 528 713 21 BATTERY CHARGER BC 7DC US 1 528 744 23 BATTERY CHARGER BC 7DY AEP FR CET 1 759 213 11 CASE BATTERY US 1 759 700 21 3 008 521 01 3 029 488 01 3 759 706 21 3 864 890 11 CASE BATTERY
19. CHIP 0 022uF 10 25V 1 125 837 91 CERAMIC CHIP ut 10 6 3V 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V J701 1 125 984 21 TANTAL CHIP 22UF 20 4V 1 115 156 11 CERAMIC CHIP ut 10V 1 127 808 21 TANTAL CHIP 10uF 20 6 3V JC101 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V 1 115 156 11 CERAMIC CHIP 1uF 10V JC201 1 125 984 21 TANTAL CHIP 22UF 20 4V 1 115 156 11 CERAMIC CHIP ut 10V CAPACITOR COMPOSITION CIRCUIT BLOCK 2 LI 1 127 678 21 CERAMIC CHIP 330PF 0 50V L2 L3 FILTER L4 L5 1 767 362 11 FILTER CERAMIC 10 7MHz 1 767 480 11 FILTER CERAMIC AM 450kHz L6 L7 DIODE L8 L801 8 719 053 30 DIODE MA28357 TX SO L802 8 719 053 30 DIODE MA28357 TX SO 8 719 072 58 DIODE SVC347 TL L803 8 719 404 50 DIODE MA111 TX 8 719 049 09 DIODE 1SS367 T3SONY 8 719 422 37 DIODE MA8051 ND1 8 719 422 37 DIODE MA8051 8 719 422 37 DIODE MA8051 8 719 422 37 DIODE MA8051 8 719 422 37 DIODE MA8051 PHI 8 719 422 37 DIODE MA8051 8 719 422 37 DIODE MA8051 8 719 422 37 DIODE MA8051 8 719 049 09 DIODE 1SS367 T3SONY 8 719 420 87 DIODE MA8130 8 719 404 50 DIODE MA111 TX 8 719 420 51 DIODE MA729 30 Part No 533 792 11 500 445 21 500 445 21 500 445 21 500 245 11 500 245 11 ech A A el 500 245 11 500 245 11 8 759 362 23 8 759 362 25 8 759 574 08 8 759 457 68 8 759 387 31 8 759 457 70 8 759 579 12 8 759 488 80 8 759 356 46 8 759 553 28 779 867 81 216 864 11 216
20. E A lt gt REPEAT 59 MENU SET M M601 89 O O ENTER S10 a S1 l 58 FWD STOP REV ae m J DO Slider NR Slider NR ee as NE Tape drive mechanism in FF mode Gear FR ldler Gear FF Lef Pisce A Gear REEL T side Cam Gear BOU Fe hll aeee Gear Y Pulley Reverse Flywheel R Insert Flywheel N Insert Flywheel R Motor Pulley Tape drive mechanism Tape drive mechanism in PLAY mode Gear NR FWD Left side REV Right side Idler Gear A T side Idler Gear A S side Gear Gear REEL S side REEL T si A W Motor Pulley BETA Gear Y tch Assy ou ldler Gear Pullev Reverse Insert Fivwheel N ECE U Tape drive mechanism in REW mode Gear FR REW Right side Idler Gear ANS side Gear REEL S side SE ef qe Motor Pullev Pullev Reverse Insert Flywheel R Gear Y Insert Flywheel N e LOCATION OF CONTROLS gt A e anan ayen taa e NO n D AJ i j ss RaASsoIJRALDS 2 SECTION 2 GENERAL REMOTE jack REW AMS button lt gt REPEAT button FF AMS button OPEN knob Battery case Display window HOLD knob SET button MENU button BAND RADIO ON button ENTER COUNTER RESET button M RADIO OFF button A VOL knob SECTION 3 DISASSEMBLY Note Disassemble the unit in the order as shown below Case block Reel ornament Set assembly Lol we lid assembly
21. MEERA CONTROL LI J Ka D a A 111 L h ta ti 11 J of m rd tt GL dy de ale ale ale 2 2 I v S 3 2 S JA 14 532585532 5 8 Cen LI z z s 2 22 2 2 3 2 2 g ase a 2 gt am tE MENE ES T i lt N HA PO HERR Zell lt 11iitili E E 3 S Ce TE a II E e HH IA IAE OA Pinch AAA A 5 Mar sal a ELI l AAA tii ti DE A ARENE L E TTT E r ESTARI i d M R45 680k l Teas my o sie PHI PR 20 SWITCH INV D REV gt STOP gt FWD SI F R S TT 4 NA 16 TP13 O fei O TPIS 0 gege a np EEX a 82 ses SE EE Se N l l 2 S a 2 Ss 0 LS sel Ea e 237 TAPE SW R MUTE 525 e 25S58 lt zs 901 Fa 3 S 8t X l TO MAIN BOARD 1 2 e Waveform 2 162 vco susec div 3 10801 PLAY Susec div 4 103 O XOUT Susec div 50mV div 1V div 0 5V div 93 1 4 013 15 A oe 100k SWITCH Q16 Q17 16 17 18 R59 10k 018 BUFFER 2SB815B7 C811 la f 0804 O TP54 SWITCH Qal PLUNGER DRIVER Q11 1 0 id Qis RNIHIQ PO d PW 901 PLUNGER TOTAL CURRENT FM S4mA AM 3imA PB FF REW 90mA DRY BATTERY SIZE A IEC DESIGNATION R6 IPCS 1 5V t C813 Ip F EH bk l E BATTERY PACK Ni ed KC 6MW 1 2v
22. NTAL CHIP 4 7uF 2090 2 5V 3 Ref No C308 C309 C310 C311 C312 C313 C314 C315 C316 C317 C318 C319 C320 C321 C325 C601 C602 C603 C604 C605 C606 C607 C608 C803 C804 C805 C806 C807 C808 C809 C810 C811 C812 C813 CB301 CFI CF2 D1 D2 D3 D4 D5 D6 D101 D201 D301 D302 D303 D304 D305 D801 D802 D803 D804 Part No Description Remarks Ref No 1 117 181 11 TANTAL CHIP 4 7uF 2090 2 5V 1 135 149 21 TANTALUM CHIP 2 2uF 20 10V 1 164 360 11 CERAMIC CHIP 0 1uF 16V Fi 1 165 112 11 CERAMIC CHIP 0 33uF 16V 1 165 128 11 CERAMIC CHIP 0 22uF 16V 1 115 156 11 CERAMIC CHIP 1uF 10V FB1 1 165 128 11 CERAMIC CHIP 0 22uF 16V FB2 1 115 156 11 CERAMIC CHIP ut 10V FB3 1 162 968 11 CERAMIC CHIP 0 0047uF 10 50V FB4 1 162 964 11 CERAMIC CHIP 0 001uF 10 50V FB5 1 135 201 11 TANTALUM CHIP 10uF 2090 4V FB6 1 164 360 11 CERAMIC CHIP 0 1uF 16V FB7 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V 1 125 837 91 CERAMIC CHIP ut 10 6 3V IC1 1 125 837 91 CERAMIC CHIP ut 10 6 3V IC2 1 107 826 91 CERAMIC CHIP 0 1uF 10 16V IC3 1 115 467 11 CERAMIC CHIP 0 22uF 10 10V IC4 1 164 360 11 CERAMIC CHIP 0 1uF 16V IC5 1 107 826 91 CERAMIC CHIP 0 1uF 10 16V IC6 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V IC301 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V IC302 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V IC601 1 135 177 21 TANTALUM CHIP 1uF 20 20V IC801 1 164 227 11 CERAMIC
23. Power voltage is dc 1 5 V and fed with regulated dc power Circled numbers refer to waveforms supply from battery terminal e Signal path e Voltages and waveforms are dc with respect to ground D EM under no signal detuned conditions 2 PLAY TAPE 51 7kHz no mark FM AM STOP TAPE 6 3 SCHEMATIC DIAGRAM 1 2 1 2 3 4 5 6 7 e 9 10 11 12 13 14 15 16 17 18 19 20 21 TO MAIN BOARD 2 2 O o L TL TL L ATS DATA REMOTE 2 5V RF OUT L OUT R OUT GND gt a ANT DOLBY VCC CTL MUTE CTL BEEP F R CTL PLAY AMP CT BST AUS IN PRE CTL AVLS MAIN BOARDI 1 2 K O 0 y O dr ou N o em OD YOn J mm ap ap open ep e ee GID em D em GID es de em OD em e ee e cure amp GP D m GP GD Gn GHS D e e are GHA D an om gt m eee amp am ma e l i B U i U i l 0 i U i C i 1 i l y O i j O D l U 0904 aon l a o 0302 WA8051 fieh o je l 3701 e E 0301 MA8151 1 1 l x R106 206 8 150 EXCEPT HP901 FRANCE MODEL pan EENS TP29 A306 220 0302 A al Q SWITCH 1 I ter E I o 1 3 E z REV O F y 7 po ee LSN o TA O 10301 S Seen wie PT eT wl a a foe HH TA2123F 3 TAL Rech i jem ma IC301 HPR A M a MANMAN POWER AMP O 4 IA lv a G L t E a t 0 2
24. T T VOLTAGE 95 IC301 TA2123AF EL H O lt lt m D Li gt o z beza E 3 H H L lt m tu 192 O a o G a i a a a d mw andann L W PW GND ES OUT B PW B C AMP SW gt 21 OUTC MT TC PW A me 20 OUTA BEEP AMS OUT VOC RIPPLE BASE FILTER MTSW 41 RF OUT PW SW G GND BST SW 15 AMS DET F R SW PRE SW 14 AMS MIX M N SW MIX N 13 AMS SW PRE GND 47 Luk co x lt lt m ma m zZ m Oo a L E gt gt E LL a zz gt amp EE a Z G i L Z Z u O a a O L a ja m LU A J LI a lt a a FF a a a gt S a IC601 MM1279XVBE VEXT 5 S 14 13 1 8 an s 3 5 1049 BIAS CIRCUIT e 1 a LL LL a m m an Z Fa mi Z E O E o gt e a 96 6 6 IC PIN FUNCTION DESCRIPTION e IC3 TC9327AF 604 COM 1 to 1 to4 Common terminal COM 4 5 to 22 SI to S18 o Segment output terminal 29 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 DOLBX VCC N Dolby control terminal L ON Hi imp OFF CTL S1 2 CTL Motor speed control terminal HR CTR REO PRE CTL La PRE AMP control terminal MUTE CTL MUTE control terminal L MUTE ON F R CTL PLAY HEAD select terminal PLAY mode L FWD H REW Remo
25. ator input Power supply voltage I RESET terminal H during operation v X Terminal to which external capacitor is connected to stabilize crystal oscillator power supply VLCD C C Terminal to step up power supply voltage for LCD drive 3V Terminal to step up power supply voltage for LCD drive EE Terminal to which external oscillator is connected I IN X l 2 E T E V Terminal for 1 5V constant voltage power supply of LCD drive 98 NOTE 7 1 CABINET BLOCK MAIN BOARD XX X 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 SECTION 7 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 Ref No Part No Description Remarks Ref No Part No 1 X 3377 346 1 CASE FX AS1 ASSY US 13 3 328 483 21 1 X 3377 356 1 CASE FX AS10 ASSY AEP FR CET 14 X 3376 277 2 2 3 704 197 21 SCREW M1 4 x 2 5 LOCKING 15 3 029 205 11 4 3 034 075 01 LEVER HOLD 16 3 029 217 01 5 3 029 219 01 KNOB OPEN 17 3 366 892 11 6 3 029 220 01 SPRING TENSION 18 X 3377 281 1 7 3 029 213 01 TERMINAL BOARD 19 3 031 460 01 8 3 345 648 71 SCREW M1 4 TOOTHED LOCK 20 3 034 068 2
26. e Ue d d d B F R CTL REC 33 RABIO MIC OI BOLBY CTL 59 58 S7 S6 55 REWZAMS REPEAT s s 230 gt 4 RADIO OFF A 13 i BST CTL WM FX671 li 388 POWER AMP e ei m PW OUT L jis 69 J701 REMOTE O E E N le mata O 9303 M O Lo FI O B 1 5V M601 RV601 CAPSTAN TAPE SPEED MOTOR ADJ W601 f f mh I sii O O 0 ul m o L____ MOTOR CONTROL Q601 O O M N SW 46 5901 O O 2 TAPE SWITCH 5 1 R MUTE E E O dp O N gt O zZ gt O m JJ O PR 20 Fe 2 Si SN P SE EE E H SA AE 41 oo FERREL OC E oe oe 2 N a eS sa lt gt m amp ei a IC3 oc D SYSTEM CONTROL C C a BATT DET CONVERTER N st 7 3 C2 CTL T A lt 5 S gt e BOC CTL 40 O CH N gt x lt gt x lt O dp LL 47 29423 44 DEE 1801 l 0801 803 WI Ni Ca K a l l S NC 6WM BC DC 1 3V U W2 W3 TARH CONVERTER OR Oo nf G 8 LCD S1 DRY BATTERY REV STOP FWD SIZE A IEC DESIGNATION R IPCS 1 5V 1C4 ROM 15 WM FX671 6 2 PRINTED WIRING BOARD 1 1 1 2 3 4 5 6 7 8 9 10 11 12 13 194 15 16 17 188 19 20 21 ja S901 2 MAIN BOARD JL switch Dd Zero SIDE B ETE TEN DRY BATTERY SIZE AA BATTERY PACK We DESIGNATION Ni Cd R6 NC GWM IPCS 150 i IPCS l 2V 600mAh
27. ent Parts Location MAIN BOARD SIDE A TP10 TP6 oO TP5 SECTION 5 ELECTRICAL ADJUSTMENT PRECAUTION 1 Specified voltage 1 3 V DC 2 Switch and control position MENU switch DONR OFF AVLS OFF SOUND OFF HOLD OFF VOL MAX TAPE SECTION Test Tape Tape Signal Usedfor WS 48A 3 kHz O dB Tape Speed Adjustment Tape Speed Adjustment Procedure Test tape WS 48A 3kHz 0dB Frequency counter Q REMOTE jack J701 1 Enter the FWD playback mode Adjust RV601 so that the value of the frequency counter reading becomes 3 000 Hz Specification value 2 955 Hz 3 060 Hz 3 Check that the frequency deviation at the beginning and ending of a tape 1s within 1 5 45 Hz MAIN BOARD SIDE B L2 FM frequency coverage adjustment RV601 Tape speed adjustment RV1 FM VCO adjustment T2 AM IF adjustment T1 AM frequency coverage adjustment Ti N FM VCO Adjustment TUNER SECTION OdB 1pV s AM FM RF signal AM generator BAND switch AM AM RPF signal 0 01uF generator CO to ANT TP1 Put the lead wire antenna close to N the set Carrier freguency 98MHz IModulation no modulation I Output level 0 1V 100aB 30 amplitude modulation by 400Hz N signal 1 Connect freguency counter to the positions shown below Output level as low as possible 2 Tune the set to 98 MHz 3 Adjust RVI so that the value of the frequency counter readi
28. es 1 Check that the PRE SET status is set 2 Connect square wave or sine wave to resistor R43 See illustration below 3 Press the LI switch S3 to enter the STOP mode 4 Press the switch S4 and the switch S5 4 PLAY mode 1 Check that the PRE SET status is set 2 Connect square wave or sine wave to resistor R43 See illustration below 3 Press the M switch S3 to enter the stop mode 4 When the switch S9 of the MAIN board is pressed the slider N R moves once to the F side then moves to the R side When the FWD REV switch S1 is pressed in the synchronism with the above timing the machine can enter the PLAY R side mode Press the lt B gt REPEAT switch S9 again and move the FWD REV switch S1 in the synchronism with the motion of slider NR It enables the machine to enter into the PLAY F side mode Note 1 When you fail to enter the PLAY mode re start from step 1 PRE SET status Note 2 Regarding the 59 MH S3 FF AMS S4 and S5 switches use these switches of the remote control unit as much as possible Note 3 If a headphones are used the beep sound shows the timing of the FWD REV switch S1 TAPE DETECT R TUME SWITCH SWITCH MAIN BOARD SIDE B S901 1 S901 2 N Ei OD n Plunger PM901 l A I 4 Short KM si0 Square wave atterv termina i S es E Battery terminal B FF AMS 015 N e S4 __t SIDE A GIE i REW AMS O SIDE A PH1 8 55 SID
29. ng becomes 19 kHz FM BAND FM Frequency counter MA we IC FM AF signal Pi f enerator IC2 Pin 8 Ge 9 100kQ TP6 IC2 Pin O 0 01uF CO to ANT TP1 Specification Value 22 5kHz frequency deviation by 400Hz signal Frequency counter Output level as low as possible 18 900 19 100 Hz Adjustment Location MAIN board See page 11 level meter Q REMOTE jack J701 e Repeat the procedures in each adjustment several times AM FREQUENCY COVERAGE ADJUSTMENT Adjust for a maximum reading on level meter AM IF ADJUSTMENT Adjust for a maximum reading on level meter FM FREQUENCY COVERAGE ADJUSTMENT 12 6 1 BLOCK DIAGRAM ll LOCAL DX SWTICH LOCAL DX FERRITE ROD ANTENNA ICI FM RF MIX RF W 8 e Signal path gt ES FM PB TAPE O Q 10 7MH OUT o Sich m PA SECTION 6 DIAGRAMS li li XI 10 7MHz p W RVI 2 Fu veo IF AMP MPX 018 1 2 R 223 gt BUFFER e 0 69 i oe PILOT IN FM DET 05 ER L3 O O 10302 DOLBY CONTROL BUFFER 04 EE 0305 AM IFT CF A 450MHz 381 11 L2 FM FREGUENCY COVERAGE IF AMP AM DEI DDC2 CTL TI AM FREGUENCY COVERAGE 1 301 PB AMP AF POWER AMP L CH REV eae R CH P Q5 6 ed MENN V lt a LU i 4 L CH BUFFER Li B 2 5V mo GI SN 1C6 l i le d e N
30. ntified by mark A or Some delay should be anticipated when e Abbreviation dotted line with mark A are critical for safety ordering these items BR Fencdimodi Replace only with part number specified CET East European and CIS model Ref No Part No Description Remarks Ref No Part No Description Remarks A 3021 222 A MAIN BOARD COMPLETE US AEP CET C41 1 110 563 11 CERAMIC CHIP 0 068uF 10 16V TTT TATTI KAA s K aE C42 1 165 176 11 CERAMIC CHIP 0 047uF 10 16V A 3021 223 A MAIN BOARD COMPLETE FR C43 1 162 969 11 CERAMIC CHIP 0 0068uF 10 25V RAR RRS A a hee ea C44 1 162 969 11 CERAMIC CHIP 0 0068uF 10 25V C45 1 164 360 11 CERAMIC CHIP 0 1uF 16V 1 694 502 11 CONDUCTIVE BOARD CONNECTION 3 034 073 01 HOLDER LCD C46 1 164 360 11 CERAMIC CHIP 0 1uF 16V C47 1 164 360 11 CERAMIC CHIP 0 1uF 16V CAPACITOR C48 1 115 156 11 CERAMIC CHIP ut 10V C49 1 162 917 11 CERAMIC CHIP 15PF 5 50V C1 1 162 927 11 CERAMIC CHIP 100PF 5 50V C50 1 162 917 11 CERAMIC CHIP 15PF 5 50V C2 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C3 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C51 1 125 984 21 TANTAL CHIP 22uF 20 4V C4 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C52 1 162 910 11 CERAMIC CHIP 5PF 0 25PF 50V C5 1 162 970 11 CERAMIC CHIP 0 01uF 10 25V C53 1 162 915 11 CERAMIC CHIP 10PF 0 5PF 50V C54 1 115 156 11 CERAMIC CHIP ut 10V C6 1 162 908 11 CERAMIC CHIP 3PF 0 25PF 50V C55 1 164 676 11 CERAMIC CHIP 2200PF 5 16V C7 1 164 676 11 CERAMIC CHIP 2200PF
31. pres i ap o 0 O E ES L 2 SI PM901 NDI i l PLUNGER Jou LCD NM y L BATTERV CASE FRANCE JRII2 68 R212 68 EXCEPT FRANCE JC201 O JC101 O l M60 CAPSTAN REEL MOTOR vec Kod 500000 0UUUUOD L5 AM FERRITE ROD ANTENNA Location Location Ref No Location Location Location Q5 Note on Printed Wiring Board e o parts extracted from the component side parts extracted from the conductor side e Through hole is omit Pattern from the side which enables seeing Caution Pattern face side Parts on the pattern face side seen from SIDE B the pattern face are indicated Parts face side Parts on the parts face side seen from SIDE A the parts face are indicated 18 WM FX671 Note e All capacitors are in LF unless otherwise noted pF uuF FM 50 WV or less are not indicated except for electrolytics AM and tantalums PLAY TAPE All resistors are in Q and 1 4 W or less unless otherwise Voltages are taken with a VOM Input impedance 10 MQ e Waveform specified Voltage variations mav be noted due to normal produc e indicates tolerance tion tolerances D TP32 10usec div a B Line e Waveforms are taken with a oscilloscope SV div e ___ panel designation Voltage variations may be noted due to normal produc e EI adjustment for repair tion tolerances e
32. rd therefore the rotation of the idler gear A S side cannot be detected by PH when the MAIN board is removed As a result the motor cannot be controlled and cannot run correctiv To repair the machine after the MAIN board is removed while the main power is turned on follow the procedures as described below 1 Setting 1 Remove the cabinets referring to section 3 DISASSEMBLY Open the MAIN board 2 Connect the motor M601 and the plunger solenoid PM901 to the MAIN board using the jumper wires When the extension jig 1 769 143 11 10 wires as a set is used they can be connected easily 3 Short the TAPE DETECT switch S901 2 R TUME switch S901 1 4 Connect an AF oscillator to resistor R43 5 Connect DC 1 3 V from external regulated power supply to amp and terminals of the battery 2 PRE SET status The PLAY FF and REW modes can be entered only from the PRE SET status 1 Check that the slider NR is in the center position S1 and the FWD REV switch is also in the center position When these switches are not in the center position set them to the PRE SET status as follows 2 Move the FWD REV switch S1 to the same position as the slider NR is set 3 The slider NR can be moved when the main power of the regulated power supply is turned OFF once then back ON Move the FWD REV switch S1 to the center position in synchronism with the timing when the slider NR is moved 3 FF REW mod
33. te control data input Tape sound existing or not exiting detect L Music exists H Music does not exist PHOTO CTL 0 Terminal or cooling he roto teet 0 Pope CHL 0 DOC como eminal EEE G In EPROM CScontoliemin 111 Maroc 0 errom crock ema I peep ETICA moror CH o moromona 111 Remote control data output TAPE error erase detect terminal FWD TAPE error erase detect terminal REV 2 MS on o BANDAM FM o BAND control output L FM H AM o 97 MOTOR DIR LS MOTOR control terminal TAPE TAPE detect terminal L ON H OFF AVLS CTL mA Terminal for controlling AVLS when ON H BST CTL ie Tone control terminal L normal Hi imp MEGA BASS MB GRV CTL L Tone control terminal L GRV H MB AMPCTL O AMP control output H AMP ON DOLBY CTL k l Terminal for controlling DOLBY circuit L OFF Hi imp ON PM CTL EH PL control terminal DDC2 CTL PO DDC control terminal L OFF Hi imp ON RADIO CTL RADIO system control terminal L RADIO ON TEST TEST terminal Normal operation at L or NC IF IN IF input LOCAL DX TUNER sensitivity select terminal H LOCAL L DX Phase comparator output WAKE UP MONO ST O FM MONO STEREO select terminal H MONO L ST GN D External interrupt terminal Interrupt by key input Power supply Ground terminal D FM IN FM local oscillator input D I AM IN I V RESET XOUT AM local oscill
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