Pioneer SX-990 Скачать руководство пользователя | Manualshive

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Содержание SX-990

Страница 1: ...INSTALLATION PERATION ND SERVICE MANUAL lncluding PARTS LIST CtRCUtT DtAGRAMS TROUBLESHOOTING AND MOUNTING TEMPLATE PIONEEIiR ...

Страница 2: ... for the intermediate frequency amplifier to eliminate interference and noise BUILT IN EXCELLENT FM MPX CIRCUIT This wvitching circuit having excellent separation and frequency response is built in for reproduction of reality music BUI LT IN HIGHLY SENSITIVE RADIO RECEPTION FERRITE ANTENNA FOR AM The ferrite antenna provides high sensitivity reception of AM broadoast programs SPECIAL CIRCUITRY FOR...

Страница 3: ......

Страница 4: ...nt is deenergized The power supplied from the SWTTCHED AC outtet 36 is discon_ tinued simu ltaneously A Sound is reproduced from the loud speaker system connected to the SPEAKER OUTPUT A terminats 31 and 32 SPKR OFF Loudspeakers stop sounding This position is selected when using a stereo headphone B The loudspeaker system connected to the SPEAKER OUTPUT B terminals 33 and 34 is put in operation A ...

Страница 5: ... into the MIC jack 16 When the micro phone is connected to the jack the turntable connected to the PHONO 2 terminals cannot be used 6 K For using the cartridge tape player reproducing the TV audio output or operating other equipment connected to the AUX terminals 20 When the SELECTOR switch is operated the program indicator lamp corresponding to the select ed source lights PHONES JACK When using a...

Страница 6: ... station can be eliminated lf Model SX 990 is used where the FM field strength is low keep this switch turned off since the program sound is also suppresed with the switch turned on sx 990 orerr OUTPUI ORlcHrJ r LEFro l RtcHTo oLEFT ___ l OUTPUT oRTGHT J oLEFT l OUTPUT onrexr J oLEFr 1 OUTPUT oRtcBr J 14 TAPE MONITOR SWITCH Turn on this switch for listening to or monitoring only the signal reprodu...

Страница 7: ...ed with a moving magnet cartridge TERMINALS AND CONNECTORS ON THE REAR NEL Fis 10 19 GND GROUND TERMINAL 1 lf the turntable or other equipment used with Model SX 990 is provided with a ground wire connect the wire to this terminal 20 AUX AUXILIARY INPUT TERMINALS Connect here the output of a cartridge tape player 21 TAPE MON TERMINALS TAPE PLAY BACI INPUTS Connect the line output or monitor output...

Страница 8: ...r stage of Model SX 990 can be used apart This system is convenient for composing a multi amplifier system and other purposes 30 CENTER CHANNEL OUTPUT TERMI NAL The signals of left and right channels are mixed together and supplied to this terminal at all times The terminal may be used for composing a 3_D system or connecting a center channel amplifier 31 32 SPEAKER OUTPUT A TERMI NALS Model SX 99...

Страница 9: ...ing procedure see Reception of FM broadcasts on page 1 1 o When using Model SX 990 at a long distance from the station or within a building install an outdoor FM antenna and connect it to the FM antenna terminals 211 as in Fig 13 The FM antenna is various in type consisting of 3 to 7 elements Select the optimum antenna by consult ing a nearby radio TV or hi fi equipment sales store AM ANTENNA When...

Страница 10: ... ggO ln such a case replace the plugs with the pin plugs contained in the accessories bag o The tape deck to be connected to Model sx ggo should have a record playback preamplifier built in such as PIONEER s ModelT 600 T S00 o The tape recorder to be connected should have output terminals line output for external amplif ier or tape monitor terminals CONNECTION FOR TAPE RECORDING Connect the LINE I...

Страница 11: ...tion however a stereo program is received as a monaural program o lf good radio reception cannot be attained by the operations instructed in ltems 1 through 4 above reconsider the antenna referring to Antenna con nection and grounding on page 9 RECEPTION OF AM BROADCAST 1 Set the SELECTOR switch 5 to the AM position 2 While observing the pointer def lection of the tuning meter 2 tune the receiver ...

Страница 12: ...two or threedivision band pass filter and one or two stereo power amplifiers besides Model SX g90 a Remove the plugs which connect the pRE_AMp output terminals 28 to the MAIN AMP INPUT terminals 291 bl Connecr the pRE AMP OUTPUT terminals to the input terminals of the dividing band_pass filter and the MAIN AMP INpUT terminals to the output terminals of band pass filters cl Connect the input of the...

Страница 13: ...UX Hum Noise MAG better than 80 dB at rated output AUX better than 100 dB lnputs lmpedance MAGnetic PHONO 3 3 mv 50 kO 1 kHz and Audio Sensitivity CERamic PHONO 24 mv lOO k O 1 kHz for rated output MlCrophone 5 mv 100 kO 1 kHz TAPE MONITOR 20O mv 100 kO 1 kHz AM Section C i rcu itry Frequency Range I H F Usable Sensitivity lmage Reiection Antenna I nput S uperheterodyne 525 to 1605 kHz 18pV 77 dB ...

Страница 14: ...se in FM recep tion in particu lar when automobiles run close to the house White noise generated f rom automobile engrnes r Radio frequency sewing machine or weld ing machine being used near your house ln an area surrounded by hills or high buildings the FM input signals are very weak Thus the noise limiter in the circuit loses its function Set up an outdoor FM antenna having many reflector elemen...

Страница 15: ...the steepest and adlust the secondary core so that the center of S curve will concide with the center of the marker 5 Connect OUTPUT terminal of fronted to lN terminal of lF unit 6 Sweep Generator TP of Front end 10 7MHz 40dB Point of no inter ference as near as 88MHz Oscilloscope terminal T2 of frontend Adjust for maximum sensitivity and symme trical characteristics 7 80dB Check symmetry of curve...

Страница 16: ...tting Fully Counterclockwise STEpS Circuit to be Alignment MPX SG to FM Antenna terminal Adlust for maximum def lection Adjust for minimum deflectjon of the other ch annel Point of no interference as near as 535KHz T3 Ta T5 Adjust for maximum sensitivity and symme trical characteristics Repeat STEPS 2 and 3 several times Signal Generator Antenna terminal through dummy AC V T V M OUT terminal Adjus...

Страница 17: ...030 OIN AM TUNER UNIT oL D o I o ooe l oo o v FR O N I FM END NPUT SELECTOR 51 3 029 MO LM703L oLg l EO o o oMUr atroaa arro Or r 02 O LgJO 703L tRl BOTTOM VIEW o o A ril o f V 2SCBToV a Ua 2SC87l 2SC87l E83 n_ t a4qav 02 O2l I n 2 oo 9 Ll bl g i o u 0r oj 2 SC4 58 o FI 4 FRONT END PUSH SW TCH UNIT H GHCUT FI LTER ...

Страница 18: ...t tor AC OUTLET Jack for Speaker Jack for lVicrophone Jack for Headphone Pilot Lamp Socket Fuse Holder 1p Uonnector 5P w l I 028 w12 032 L w13 026 w14 008_c v18 026 w 18 012 C try 1 5 049 t w15 079 C v 1 5 080 c w15 081 A ry15 082 C iv l 5 060 8 w16 022 c l 421 323 c M42 027 A iv61 017 0 t 452 119 D A33 084 A 431 090 C 491 009 D A91 008 D A 12 163 0 A 12 165 0 A12 120 8 A 1 2 168 0 A 12 016 O K22 ...

Страница 19: ...P 50 cKoYZ 103P 50 CCDSL 101K 50 CKDYZ 103P 50 CKDYZ 103P 50 CEMX 4R7MF 16 ccDSL 101 K 50 CEMX 4R7MF I6 CSYA IMF 25V RE SIST RS Symbol Descri pti on Part No R1 R2 R3 R4 R5 R6 R7 R8 R9 Rlo Rll Rl2 R13 Carbon Carbon Carbon Carbon Carbon Carbon Carbon Carbon Carbon Carbon Carbon Carbon Carbon lm lm lm lm lm lm lm lm lm lm lm lm lm 100K 1M 220 39K 22K 1K 220 8 2K 22K 15K 22K 22K 3 3K w w w w w w w w w...

Страница 20: ...RS Symbol Description Part No L1 t2 T1 T2 T3 T4 RF Choke Coil R F Choke Coil FM lF Transformer FM lF Transformer FM lF Transformer FM lF Transformer T24 O2A A T24 O2A A T73 041 O T73 041 O T73 041 O T74 O14 O COMPOUND PART ...

Страница 21: ...ze Rzs Car bon Car bon Carbon Ca rbon Carbon Car bon Car bon Carbon Carbon Ca rbon Carbon Car bon Car bon Carbon Ca rbon Carbon Car bon Car bon Car bon Carbon Ca rbon Car bon Car bon Carbon Car bon Car bon Car bon Car bon m m m m m m m m m m m m m m lm lm lm lm lm lm lm lm lm lm lm lm lm lm 68K 47K 39K 47K 47K 47 2 2K 15K 100 330 33K 10K 10K 150 33K 2lK I2K 27K T2K 10K 10K 1K 15K 15K 330 1K 33K 33...

Страница 22: ...R2 Qr Dl CA PACI TOR Electorolytic RESI STORS Carbon film Carbon film 2SA569 G Transistor SD 12 Drode 470 470 470 l6v Symbol Descript on Part No Rr R2 R3 R4 R5 R6 R7 Rs Re Rrb R Ca rbon Ca rbon Ca r bon Ca r bon Ca r bon Ca rbon Ca rbon Ca rbon Ca rbon Ca rbon Ca r bon m m m m m m m m m m m 33k 33k 330 10k I 8k 10k 68k 39k 41k 21k 22k TRAl SISIORS Symbo De c pt ior Par I No O o 0 1 2 3 25C870 25C8...

Страница 23: ...oil r41 008 F2 MW OSC Coil T43 007 T3 AIV lF Transformer T71 O25 T4 AM lF Translormer r7r o25 T5 AM lF Transformer T72 O17 2Sc46l A Transistor 2 SC460 A Transistor 2Sc460 A Transistor 2Sc460 A Transistor 2SC460 A Transistor 1N60 Diode lN60 Diode 1N60 Diode 1N60 Diode DI I ES AND TRANSISTORS 23 v o o ft6 c r v l o Ca Rtz 4 0 o F oo4 nu E e w o vvH o Rrs ll ooo t Fo 3 oo RESIST RS Symbcl Descri pti ...

Страница 24: ...n f m Carbon film Carbon f lm Carbon frlm Carbon ftlm Carbon f llm Carbon trlm 0arbon frlm Carbon frlm Carbon f lm Carbon f lm Carbon f lm 0arbon ftlrn Carbon f r m Carbon ftlm Carbon ftim Carbon f r m 0arbor f lm Carbon f m L rbon f lm 0arbon f rlm 0arbon ftlm Carbon ttlm 0arbon f rl 47AK 47AK ltv I I 4 330K 330K 47AK 47AK 4ta 47A 56K 56K 4 7K 4 tK 3 3K 3 3K 270K 2t aK 22K 22K 2 2K 2 2K 10K r0K 4...

Страница 25: ...n film 1K 1K 330K 330K 33K 33K 8 2K 82K 1K 1K 1K 1K 2 2K 22K 6 8K 6 8K 6 8K 68K 1K 1K 18K 18K 330K 330K 47K 47K 82K 82K l5K r5K 330 330 i oo o z I oo OO t TRANSIST RS Symbol Desc ri pti on Part No Qr Qz Q Q 2 SC871 B L 2SC871 81 2SC870 GR 2SC870 GR C i TR lL UlllT Wl5 080 CAPACIT RS Symbol Descri pti on Part No C1 Q2 Ca C4 C6 C C8 Cro El ect rol yti c El ect rol yt i c lv lylar lvlylar lvlylar lvl...

Страница 26: ...r 50 1 0K swtTcHrs Symbol Description Part No Sl PUSH Switch PUSH Switch Knob for PUSH Switch s3t 023 s31 023 4r7 O79 SWITCHES Symbol Descri pti on Part No SI S2 S3 PUSH Switch PUSH Switch PUSH Switch Knob for Push Switch s31 023 s31 023 s31 023 A 19 079 o d Symbol Descri pti on Part No Cl C2 Ca C4 C5 C6 C7 C8 c9 Clo Ctl Ct2 C13 C14 Cl5 C16 Ct7 Ct8 Crg C20 El ectrol yti c El ectrol yti c E I ectro...

Страница 27: ...bon film Carbon film Carbon film Carbon film Carbon film Carbon film 2 2K 2 2K 2 2M 2 2M lmK r00K 18K t8K 15K I5K 150 150 820 820 39K 39K 3 3K 3 3K 4 7K 4 7K 150 150 22 22 150 150 22 22 150 r50 0 5 0 5 0 5 0 5 15K 15K 8 2K 8 2K 10 10 w w w w w w 2W 2W 2W 2W 2W w w FI E DIllI ES AlID TRA ISIST lRS Symbol Description Part No Qt Qz Qe Q Qs Qe Qz Qe Qs Qro Qrr Qre DI D2 25C732 Transistor 25C732 Transi...

Страница 28: ...ami c Ceramic Cerami c 100 100 220 220 220 220 0 001 0 01 0 01 0 01 0 01 tooo 4 o IOOaZ o 1000 6 o t o 4 o 50v 35V 25V 25U I5V 25V 50v 500v 500v 500v 500v RE SISTt RS Symbol Descri pti on Part No R1 R2 R3 R4 R5 R6 R7 R8 R9 Rto Carbon frlm Carbon film Carbon frlm Carbon film Carbon film Carbon frlm Carbon film Carbon film Carbon frlm Carbon frlm 680 22K 2 2 33K I8K 3 3K 39 5 6 1K 33 2W DItlDES A1 D...

Страница 29: ...4 Chome Ohmoni nishi Ohta ku Tokyo Japan U S PION EEFI ELECTFION ICsl CclFIPctFIATIctN 178 Commence Fload Can stadt New Jensey O7O72 D 3 A PIONEEFI ELECTFIGINIC EUFIclPE N V Noo denlaan 43 2O3O Antwenp Be grrm PRINTED IN JAPAN R 1 2 06 5 B 7iH03F0l0S ...

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