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Содержание SC-H M900

Страница 1: ...d Speaker SB PC70 Cantar Speaker POWER OUTPUT AMPLlFIER Front Low 130W RMS par ehannel 6 Q 80 Hz 10 DAT High 70 W RMS par ehannel 6 Q 1 kHz 10 DAT Surround 50W RMS par ehannel 8 Q 1 kHz 10 DAT Central 100W RMS 8 Q 80 Hz 10 DAT AMPlIFIER SA HM900 Power output 7000 W PMPO Power eonsumption 280 W Supply 127 V ea t10 60 Hz Input sensitivity 250 mV Freeueney ranga AM 522 1629 kHz 9 kHz steps 520 1630 k...

Страница 2: ...rotection Circuitry 4 Accessories 4 Handling Precautions For Traverse Deck 5 Precaution of Laser Diode 6 Operation Procedures 7 Operation Checks and Main Component Replacement Procedures 9 Self Diagnostic Function 17 Description of ErrorCede 18 Cd Test Mode Function 19 Measurements and Adjustments 20 lIIustration of IC Transistors and Diodes 23 Terminal Function of IC 24 Block Diagram 27 Schematic...

Страница 3: ...nd short the two prongs of the plug with a jumper wire Turn on the power switch Measure the resistancevalue with ohmmeter between the jumper AC plug and each exposed metal cabinet part such as screwheads antenna control shafts handle brackets etc Equipment with antenna terminals should read between 3MQ and 5 2MQ to all exposed parts Fig 1 Equipment without antenna terminals should read approximate...

Страница 4: ...ns are noticed No sound is heard when the power is turned on Sound stops during a performance The function of this circuitry is to prevent circuitry damage if for example the positive and negative speaker connection wires are shorted or if speaker systems with an impedance less than the indicated rated impedance of the amplifier are used If this occurs follow the procedure outlines below 1 2 3 Tur...

Страница 5: ... not turn the variable resistor laser power adjustment It has already been adjusted Flexible board FFC Handle it carefully Lens Donottouch I f No Pin GND No Pin LO Variable resistor Do not lum Grounding for electrostatic breakdown prevention 1 Human body groundling Use the anti satatic wrist strap to discharge the static electricity from your body Work table grounding Pul a conductive material she...

Страница 6: ...eset variable resistor on the pick up lens 4 Do not disassemble the optical pick up unit 5 If the optical pick up is replaced use the manufactures s specified replacement pick up only 6 Use of control or adjustments or performance of procedures other than those specified here in may result in hazard ous radiation exposure 1 CAUTION THIS PRODUCT UTILlZES A LASER USE OF CONTROLS OR ADJUSTMENTS OR PE...

Страница 7: ...Disc tray Cd manager button CD MANAGER J Disc direct play and indicators 1 5 Disc tray open close button Super 3d ai button SUPER 3D Al Super sound eq button SUPER SOUND Ea Sound equalizer knob SOUND Ea Sound equalizer control SOUND Ea Volume control VOLUME DOWN UP Headphones jack PHONES Deck 2 open button DECK 2 OPEN e Deck 2 cassette holder rn Consola central Aux select button AUX 1 2 Tuner band...

Страница 8: ... e Tuner band select button TUNER G Eq select button Ea e 3d ai button 3D Al a Dolby Pro Logic button PL Play pause preset channel select button only lor cd play 11IV Test button TEST Channel selector button CH SELECT G Volume buttons VOLUME Sleep button SLEEP Muting button MUTING Disc button DISC Random button RANDOM Repeat button REPEAT G Disc button CD e Tape deck selct button TAPE Skip search ...

Страница 9: ... 0 1C Mechanism caver 1 1 2mm c ATTENTION SERVICER 2 Some chassis components may have sharp edges Be careful when disassembling and servicing 1 This section describes procedures for checking the operation of the majar printed circuit boards and replac ing the main components For reassembly alter operation checks or replacement reverse the respective procedures Special reassembly procedures are des...

Страница 10: ...e 4 screws each side and remove the Top Gabinet E x 4 Step 3 Pul out the CD tray as shown and remove the CD lid Push back the CD tray after the CD lid has been removed Step 2 To open the CD tray release the le ver as shown E x 4 Step 4 Remove the screws G 0x 16 10 ...

Страница 11: ...anel P C B Step 6 Release the 2 catches and remove the CD changer base together with the CD changer Main Step 7 Remove 4 screw Qx2 Heat Sink I SC HM900 Checking tor Main Panel Deck and Power P C B Transtormer Deck E RHD30002 H 4 XTBS3 8JFZ1 ea XTB3 20J 11 ...

Страница 12: ...rewdriver and pull out the 3 pins Then remove the Traverse Deck B SeNO P C B Tfaverse Deck 511 e Step 5 Remove the flexible cable CN701 Removal of the flexible cable Pushthe top of the connector in the direction of the arrow 1 and then pul out the flexible cable in the direction of the arrow 2 Note Insert a short pin into the flexible cable for traverse unit Installation of the CD servo P C B afte...

Страница 13: ...IC Step 1 Followthe proceduresin CheckingProcedure for each majar P C B 8tep 1 8tep 7 1 SC HM900 Step 2 Remove the wires at CP502 CP503 CN304 and W500 H500 and pull out the Main P C B CN302 CN303 CN304 W500 H500 J Step 3 Remove 4 screws fixed to the Power Ampli fier IC Step 4 Unsolder the terminal of Power Amp IC and replace the respective component ex2 ex2 Power Amp IC IC500 R8N313H25 P Power Amp...

Страница 14: ...B Pullthe stopper black in the direction of arrow 1 and push the lever in the direciton of arrow 2 Push the stepeer black down until the white lever eject out Step 3 Step 4 Lift up the traverse unit and slide out the unit as shown Replacement 01 Traverse Unit 1t Step 3 Pull the stopper in the direction of arrow 1 and release the lever in the direction of arrow 2 as shown Step 4 Pull out the tray h...

Страница 15: ... 4 I SC HM900 Step 6 Step 6 Step 7 O setray Claw Step 8 O sefray Step 8 With forcing the left guide bar manually beca use the Step 4 Insert the gear with hexagonal wrench into the hojeo left guide bar interfers with claw draw the disc tray Installation of the dise tray alter replaeemtent Hexagonal wrench Disc tray Step 5 Rotatethe hexagonal wrench in the direction of arrow clockwise and then open ...

Страница 16: ...the direction of arrow Step 5 Rotatethe gear 5 or 6 times manually and then push the disc tray Step 2 Holding the drive rack not to move install the disc tray Step 3 Driverack 1 Drive gear 1 lmmI Force the right guide bar of tray base manually not to move upwards Step 3 Align the drive rack with the driver gear 16 ...

Страница 17: ... FO1 FO2 1 2 3 4 5 6 7 8 9 Press TAPE DECK 1 2 to select DECK 2 Load a cassette tape with the erasure prevention tab remove from left side only and clase the casette holder Press FAST FORWARD MEMORY Tape will be stop after 2 seconds Load a cassette tape with the erasure prevention tab remove from right side only and clase the cassette holder Press REVERSE FM MODE BP Tape will be stop after 2 secon...

Страница 18: ...short circuit 01REC INH switch S974 S975 3 HALF SW H03 Playback cannot perform detection error Faulty contact or short circuit 01HALF switch S952 S972 4 Reel Pulse F01 The tape advances slightly and then stops detection error Faulty reel pulse laulty hole detect IC IC951 IC971 5 TPS abnormal F02 Cassette deck will not perform TPS lunction Faulty playback EQ recording amplilier IC IC101 Error No Er...

Страница 19: ...FL display unit is in the CD test mode 11 2 CD Automatically Adjustment result indication Under CD test mode pressing the numeric key O on the rematecontroller will display the auto adjustment result FLOCK TLOCK and CLVS status shall be shown as below O0 0 0 FLshaU display as Mflifthe Result isOK t tt se lfAdJustme nt teSl J 1I CLV 1 OKú NG TLQC K 1 NO O OKi FLOCK 1 NG O OK During the above displa...

Страница 20: ... bond left on the head base when replacing the azimuth screw If you wish to readjust the head azimuth be sure to ad just with adheringthe cassette tape closelyto the mecha nism by pushing the center of cassette tape with your finger shown in Fig 3 Play back the azimuth adjustment portion 8 kHz 20dB of the test tape QZZCFM in the forward play mode Vary the azimuth adjustment screw until the output ...

Страница 21: ... Showin REMARKS GENERATOR ELECTRONIC Fig 3 CONNECTIONS FREQUENCY VOLTMETER OSCILLOSCOPE Fashion a loop 01 450 kHz30 Mod Point 01non Headphone Jack 32 n Z102 AM 1FT Adjustlor maximum several turns 01wire at 400 Hz interference on about Fabricate the plug as output and radiate signal 600 kHz shown in Fig 2 and then into loop 01 receiver connect the lead wires 01 the plug to the measuring Instrument ...

Страница 22: ...SC HM900 I 12 3 Alignment Points Cassette Deck Section Tuner section 1 1002 o le lJO4 I C1 1 j e m Fig 2 R To Measuring Instruman R R 16 32G o 22 1 41 1 H1oo1 2101 O AM AM O 2102 AMIFT Fig 3 ...

Страница 23: ...1 6YTA M62429FP 8 2SB621ARSTA 8 KTC3205YTA 15 B KRC101MTA E KTA1504GRTA e B CE 2SC3940AOSTA 4 1 KRA102MTA 2SK544F AC KRC114STA 2SA933SST A KRC103MTA KRA111STA I 2SC2787FL 1TA KRC102MTA 9 2SC2412KT96R 2SD2144STA KTC3875GRTA KTC3199GRTA 4 KRC111STA P 2SC2786MTA G KTD1304TA s KRC102STA D KRA102STA DAP202KT146 11T3T 1N5402BM21I SVC211SPA AL I SLl325URCT31 MTZJ20BT A MA4020L TA SLR325MCT31W MTZJ24DTA M...

Страница 24: ...ck signal output BLKCKf 75Hz during normal playback 14 SQCK I External clock signal input for sub coda Q resistor 15 SUBO O Sub cede Q coda output 16 DMUTE I Muting input H muta 17 STAT O Status signal output CRC CUE CLVS TTSTVP FCLV SOCK 18 RST 1 Reset signal input 19 SMCK O 1 2 diveded clock signal of crystal osscillating at MSEL H fSMCK 8 4672 MHz 1 4 divided clock signal of crystal oscillating...

Страница 25: ...st input 72 AVO01 I Power supply input tor analog circuit 73 OUTL O Left channel audio signal output 74 AVSS1 I GND 75 OUTR O Right channel audio signal output 76 RSEL I RF signal polarity assignment input at H level RSEL H at L level RESL L 77 laVaD I 5V supply input 78 PSEL I Test terminal connected to Gnd 79 MSEL I SMCK oscillating trequency designation input L 4 2336 MHz H 8 4672 MHz 80 SSEL I...

Страница 26: ...ble 30 BLKCK I CD block crack input INV 31 RMT I Remote control input 32 SYNC I AC failure detect input 33 DCDET 1 I DC detect input 34 CDRST O CD reset output 35 SER6 O SP_CLKlDPL_CLKlEX2_CL K 36 DPL LAT O DPL LAT 37 SD l O Tuner signar detect input 38 STATUS I CD status input 39 SER4 O EE CLKlMK CLK EX2 DAT 40 SER5 O SP_DAT DPL_DAT SP2_CL K 41 SP A O Speana control output A 42 SP B O Speana cont...

Страница 27: ...ET VREf 29 REf TBAL 31 fBAL 30 RfENV EL Off IIC7031 AN8739SBE2 FOCUS COIU b c TRACKING COIU LOON 4O1 ON TRAVERSE MOTORl SPINDLE MOTOR DRIVER 4 PLLfZ 43 L 4 SLfZ z7 2S 9 NTERPOLATlONI SOfTMunNGI OIGITAL ATTENUATION Pr 22 16 f f EI I l 19 ENV l 147 fJ 4 OfT f J 17 OfTR e 1 1 131 14 15i 8 il l 500 1 2 500 r c íPHASEll eOMPARATORrr1 OMPARAi OR I T I LJ OlA eONVERTER l l l a 27 2S 22l 26 2r24l 10 2 8 I...

Страница 28: ... I f J lO T 1 2 2 1 6 7 8 9T 10 11 12 z L v I CJ IIC1011 2102 l O2 r LA1833NMNTLM 2 FM AMIFAMP y DET AM OSC MIXlFM MPX ST DO SD i 16 I PHASEDETECTOR REFERENeE I O 1 XI00 1 1 CHARGE PUMP I DIVlDER I I J b l r 2O 17 17 I uNLoeK J DETECTOR ISV IILLOWCOUNTER 1 I 1 I 1 1 6 1 17 8ITS 2 J I di 12 wv 128ITSPROGRAMMAB U 13 11 I DIV1 R l I DO 5 STIDO 1 UCN6 r I SHIFT REGISTER LATCH r CE 2 eE I DI 3 DI 6 15 ...

Страница 29: ...K vr 8 Q6D4 37 g 0619 MLDIPLLCE 44 511N1 N2 29 I SC HM900 Dill TA7291P MOTOR DRIVE 8 B MDATAlPLLDA Zl A MCLKfPLLCLK 1 t OVlC SW1 0W3 SWS M38B79MFA161 ItceoolMICROPROCESSOR 0 o o VOLUME o VR9DO JOGVOL 0007 Q008 d 3 8 i 0 g 1 0 O I 91t 13 12 WW o 0 0 0 0 I I I J J ...

Страница 30: ... 7 10 12 IIC10041 BA77SSA RlP SELECT IICI0021 BU2090AF E2 1 0 EXPANDER D951 DATA J 2 ClK REC111 CRDO 2 IH 0 15 Pl 2Pl 114 0971 01019 21002 IIC9S11 ON2180RLC1 DECK1 01008 Q1009 INTERFACE 01010 01011 100 99 5 N 5 f M38B79MFA161 IiC600I MICROPROCESSOR XOOI 1 FROM POII eR J TRANSFORMER 7 SS 45 76 FlOISPLAY Fl600 30 ...

Страница 31: ...CTRONIC VOLUME 49 IIC3011 TC4052BFNELM aMOS SWITCH 3 3 l X COM 9 0 0 0 0 o OV 11 OX112 2X 1 512 IX 114 5 ov l 11 1 SC HM900 O AUX1 JK201 6 AUX2 1 0601 I BU2OOOAF EZ l O EXPANDER r 1 IC302I BH3874AKS2 AUDIO SOUND PROCESSOR O 37 g g r o o 11 10 s O O 10 I 91 I it 5 r g 5 o O o 38 34 35T 58160 42 43 40 10 fu w 00 O 00 1Z 0303 SVlATeH I A NL M38B79MFA161 IIC6001 MICROPROCESSOR 31 9 8 6 ...

Страница 32: ...TROl D306 L O O 33 if 2 5 SYNe 32 SYNe oeH MUTeA HP LjR IDPUST SURRIR eoUT ROUT LOUT ceoET2 LOW OUT FAN 80 79 73 79 77 78 IiC3031 M62464FP DOLBY PRO LOGIC DECODER WlTH 6CHI P 9 14 22 17 Z3 IJ22 J NAS As 91 5 I IC I 101 TC40525FNElM A ANALOG SWITCH l1 LAUX SEL 12 SPE_SEL NAS DPUST I 9 1 ffi MUTE C 7 MUTEA S MUTE A 5 ICDIAI4 I PCONT L13 D802 35 M38B79MFA161 IIC6001 MICROPROCESSOR i 32 Q g ECONO 16 l...

Страница 33: ... OETEeT S TCH 0508 JK502 SURROUNO SPEAKER 050 3 SUB 8 T501 J L S MTeH PO R K920 ONE r 05 CS95 or I E5OO cr AM SIGNAL UNE RECORDING SIGNAL UNE PLAYBACK SIGNAL UNE E DDQ CDSIGNALUNE AMOSC SIGNAL UNE FM AM SIGNALS UNE 0504 15V B LOW SUB 8 TO FLDlSPlAY SIGNAL UNES MAIN SIGNAL UNE FM OSC SIGNAL UNE FM SIGNAL UNE 33 POWER CONTRO ROTEeTION CIRCUIT i tJ o z 14 7 4 10 0512 8 T 8 ...

Страница 34: ...SC HM900 IC1 AN7056 7 6 5 25 26 27 282930 I I I t I n W i t 00 00 o 88 o 15 34 I C500 I RSN313H25 POWER AMP mT1f I I SPEAKER LOW CH 6 2 SPEAKER LOW CH 6 Q ...

Страница 35: ... voltage values and wavelorms depending upon the infernal impedance of the testar or the measuring unit No mark Playback CD Rec AM FM AUX o Importance safety notice Components identilied by mark haya special cha racteristics important tor safety Furthermore special parts which haya purposes 01lire retardant resist rs high quality sound capacitors low noise resistors etc are used When replacing any...

Страница 36: ...IC703 AN8739SBE2 FOCUSCOIU TRACKING COIU TRAVERSE MOTORl SPINDLE MOTOR DRIVE G D qHP IC703 ONO 30 gzg g rrr CD SIGNAL UNE j S mrn 5 p R735 100 t c1 5 lifoop 36 mi mi 29 30 L C703 63V100 8737 iNI 0 1 M7O2 SPMOTOR l t I IP M701 TRVMOTOR e C704 0 1 2 1 lo C749 22ooP C742 0027 L R708 22K R707 39K Rll1 R704 1K c mi 28 R736 100 R725 390 C752 1ooOP C738 f tfl 001 R729 R728 3 9K 3 9K R715 1K R727 3 9K R74...

Страница 37: ...R OIGITAlFILTER OlAeONVERTER 8 SIGNAL UNE 717 IK 1 11a IK e7 l I 733 6 3V220 0 1 tIr wo ww a CLK LReK SRCATA 3 DVOO 3 2V OVSS 5 TX Lav MC 73 MCATA 0 5V MLO 9 3 2V SeN OCK LOCK BLK S I WUTE i 42 22OK í r 1 TJ702 37 C725 1000F Cf27 50V1 EIIITi CD SIGNAL UNE 19 llf1 iGI 17 t t R753 10 c 8701 ESETSW iGImi 16 15 q J iMJ mi 1 I SC HM900 TO J PANEL CIRCUIT CP606 ON SCHEMATIC DIAGRAM 8 C726 IOOOP C728 5W1...

Страница 38: ...M AM IF AMO DET AM OSC MIXI FMMPX f mz o 1R j 1 C k 49 3 7í 00Io 1 1 C125 l 6v22 RI11 300 R128 8 t R113 C130 10K 6 3V100 C111 50V4 7 LR115 560 1 Q l Io 2 T T o o o e Ir CJ12 0 01 H cn3 270 g x o M R132 10K C134 27P R138 3 3K VVv R130 10K R133 1K R126 1K R125 470 t R 34 1K 470 13 n 1K 1K R117 47K IC102 LC72131MDTRM PLLFREQUENCY SYNTHESIZER w Q Q l 38 C143 68000 T i p A ooISr OLLCK 1 1 1 TUNGND 0 L ...

Страница 39: ...mO AUX SIGNAL UNE EJE CD SIGNAL UNE 0 RECORD SIGNAL UNE e 1 L l L L R407 l I iff 0 r 07 15K 0047 m 0 047 m 47ooP IC307 5 VO 33 M g2 g I SC HM900 TOm PANEL CIRCUIr CP605 ON SCHEMATIC DIAGRAM 8 Á le I 1 I I I r ur I 1 i51 I f 1 I PLLO P cJ q 0 R411 J2 K if R211 22 tK J I I l II I I ti o o i5 w x J J 1 i5 t IC301 TC4052BFNELM CMOS SIIIIITCH l o 1R 8 fN 318 uK C462 lOOP C338 0 22 C411 16V10 C211 16VIO...

Страница 40: ... R 6710 C435 0 01 l Or W AlOOf L1 C37T C 3 i 0 22 0 1 C3741OOOP cm 47ooP SOV1 R328 10 R33 100 SER5 SER7 O iIl F 1 1 1 IÚl j o R262 100K LOCH 0262 KTD1304TA MUTlNG S MTCH l 1 l IC263 1 l 1 1 T T 0 lo lo IC308 R360 18K IC303 M624 rcORDER D YP r H IIP 1 k lk I III llll IM I I 1 f l t I t il J t o1 of IIRL o 1r 0 Ho O O o pj f i Q r illQ 1QQP C269 1000P I C265 lC264 C265 68OP fo 01 16V10 R329 O R330 1...

Страница 41: ...TCH MOTOR FAN 0252 0253 2SC2412KT96R DC DETECT SWITCH R26E 56K I OV1 0251 1OV OVI 0250 R253 5 6K 12 C251 0 1 o OVI 51 OV 10K R250 Te250 820K j50V2 2 W if Flo lif PCONT 9 OV ill LI DCDET1 LOCH SROUT COUTlSVIIOUT BQJ iL LOUT 15V 9 OV 9Fv 0202 0402 KTD1304TA MUTlNG SWITCH SURROUND 0306 KRA111 STA MUTINGS MTCH CONTROL SURROUND I 16V10 D306 MA83OOMTX D304 D305 100K I Rl1N4003S P R344 4 7 D305 R O 8 3 I...

Страница 42: ...SC HM900 SCHEMATIC DIAGRAM 7 m TACT SWITCH ElPANELCIRCUIr 11u 1 Fl600 RSlO31H r I REMOTE 111 SENSOR DI FUNCTION m LEDDISC l I f3m r Ie RIO4D 1m Oí 1 1 VOLUME HEADPHONES I ElMICROPHONE EAD HON S 42 ...

Страница 43: ...ISC HM900 SCHEMATIC DIAGRAM 8 ElPANELCIRCUIr 100K R I6i1 R961 1001 IIOOKRm 681001 g Ch l1 PANEl 43 F j L901 16 lOOu 1 NO O fi F O t RVOISSI33TA ...

Страница 44: ...01004 01005 R1014 2SD2144STA 4 7K BIASOSC PLAY ON 01007 KTC3875GRTA BIASose CONTROL IC1001 AN7348STA E1 P B EOIRECAMPI ALCITPSAMP 01008 01011 KTC3875GRTA INTERFACE 01001 1 22 V e1o Oii 01001 KTC3875GRTA SWlTCHING BEATPROOF 01003 2SD2144STA SWlTCHING REe ON R1oo3 10K a lO IC9S1 ON2180RLC1 PHOTO INTERRUPTER TOIa DECK CIRCUIT CP1002 ON SCHEMATIC DlAGRAM 9 R973 39K ROS2 820 2971 EXBF7L35SSYV r I MECHA...

Страница 45: ...OI MECHANISM CIRCUIT CS951 ON SCHEMATIC DIAGRAM 9 r 106g I 1 8 ed Rió72 jÓ74 330 82K CI057 1J581 SOV3 3 47P R1077 39K R1078 6 8K IC1003 BA4558FE2 BUFFER AMP R108 IK R1082 39K C1063 0 1 o V 01024 t v 2SD2144STA TPSDRIVE R1083 82K 2 002 RGSD12A1445T 2 3 I SC HM900 J R1057 2 2K s oI O s O lli 8 i al ID 3 O O O W o w I IC1002 8 r N iD 8 o D i S D ir 1 o RI09 10K V it L I el059 10OP 1 p p P P 1 U Fi 1 ...

Страница 46: ...R603 If G GJ IIJ g 1IJ G J8 I r l n LJI m lliJ El G M f j 533 C53hoo tQOI G G rn a I El EJ 0 1 El Gi me 0511 J IRK3 hf 1 RK306lfU 0 E i 47Ó1 R54o I I 6 6 3VIDO 5 J C552 0J8 O1 1 o o 2 g s i 2 S R69 g R698 RJ7 C549 j L íÓ O47 l Ll l 0E 0E 2 5 8G 8 J T r r 120K M 1 R569 10K Rf81 p I w Có s li R573 C548 57i 4j O lO 0 047 2 sg 25 1 I 2 46 0519 tRVD1SS13JTA RSYOO60M R ...

Страница 47: ...U CIRCUIT GND e i I I ffiJI e w l iI Ie Fl2e n Fll e L soc e RJ I I IK 1 0700 KTC3199 j TA 17008 8 e e r mCD LOADINGCIRCUIT OCD DETACT CIRCUIT CN1 PLUNGE I 1 BOTTOMS TOm MAIN CIRCUIT CN205 ON SCHEMATIC DIAGRAM 4 0 0 0 CD 0 0 0 CD SW3 01 RVTDTC143EST POWER SUPPLY CONTRQ W1 r I sw GlSPINDLE POSITION CIRCUIT 47 ...

Страница 48: ...SC HM900 I 17 Printed Circuit Board NOTE Circuit board diagrams may be modified at any time with the development of new technology a CD SERVO P C B RF VREF 11mB 48 ...

Страница 49: ...I 1 J I Q 106 J W Jf I lb im 15 5 1 C e 2 gI oiI W g m I 102JI I ti 11 lit JJJ J IJ 7 3 1 J D 1 I DJ C 2 J112 a J 11 XI 4110 1 q 12 J I 1 2 f o J I J 1J J 11101ÓZ 21 Q a J 118 g 1 1t J o e cm J J 2 210 I Im II I 11 3 la c JlLQ t m n E CP5OSj dddd II el I I O O o O ...

Страница 50: ...SC HM900 J m MAIN I TUNER P C B S M T 50 O 1 o ...

Страница 51: ...1 SC HM900 r m PANEL P C 8 LED DISC o I PANEL P C B r o o r o l r r 51 ...

Страница 52: ... o DO 0953 11 J JO o 1 1 J R9 DO 14 Q J1 0 o J mo 2 11 J O I 1 1 J937 1 15J I I J ms o J 5 1 Q S 05r 1 0 10 ROSS IU I I I 1 21 IC O 1 8 swooo J I li 1 CJ il TI D IF o r I 1 L I I I 11 n 1 8 1 O 1 m O 1 I 1o 0 0 R992 1X g 0940 J 1 11 RO S S 3 a on t t I I iL j i iillh 11 o ti 1 u 28 I N R076 J2000 6 a i i ul ig t 2 mo g g W o o 52 1 1 I 1 o ...

Страница 53: ...ANEL P C B FUNCTION Ti o o o 1 1 I 3 o i 1 o o r PANEL P C B VOLUME HEADPHONES r Q o o o o o o r m PANEL P C B REMOTE SENSOR l tj i i1 e f 1 J V1 EF o o QII M 53 I J PANEL P C B MICROPHONE 1SC HM900 Ql lj r J ...

Страница 54: ...SC HM900 I 1 1 MECHANISM DECK 1 P C B liI MECHANISM DECK 2 P C B SOLENOID I TUNER PACK P C B 54 ...

Страница 55: ...I m CD LOADING P C B I SC HM900 I r o CD DETACT P C B GI SPINDLE POSITION P C B I r 55 ...

Страница 56: ...SC HM900 13 DECK P C B 56 1 ...

Страница 57: ...I SC HM900 IJ POWER P C B r t m I r r g r 57 ...

Страница 58: ...SFORMER P C B CAUTION RISK OF ELECTRIC SHOCK AC VOLTAGE UNE PLEASE DO NOT TOUCH THIS P C B CAUTION REPLACE FUSIBLE RESISTOR WITH SAME TYPE RSFMB40KT L FUSIBLE RESISTOR AC TRANSFORMER P C B CAUTION RISK OF ELECTRIC SHOCK AC VOLTAGE UNE PLEASE DO NOT TOUCH THIS P C B ...

Страница 59: ...IPANEL PC B iD 6 _ l 1 0 0 0 0 E3E3 I l o I I IPOWER PC B o Il o 1 1 r t iir I SC HM900 i iU T 13 DECK PC B L C AJ C AJ l CI MECHANISM DECK 2 PC B O rnMAINlTUNER PC B lO O IJ c rnMAINlTUNER P C B I D l M I 1 1 l 1 r Og fJ CD SERVO PC B OO E _ R mSUB TRANSFORMER P C B I jJACTRANSPC B 59 U CD DETECT P C B Q mSPINDLE POSITION P C B I MECHANISM DECK1 P C B J Cf a c OJO 1 la O mCD LOADING P C B 1 ffi l...

Страница 60: ...SC HM900 19 Troubleshooting Guide 60 ...

Страница 61: ...s which have purposes of fire retardent resistors high quality sound capacitors low noise resistors etc are used When replacing any of these components be sure to use only manufacturers specified parts shown in the parts lis Warning This product uses a laser diode Refer to caution statements on Precaution of Laser Oiode Capacitar values are in ohms unless specified otherwise 1K 1 000 OHM I 61 ...

Страница 62: ...900 I 20 1 Deck Mechanism RAA3408 20 1 1 Deck Mechanism Parts Location A i 113 l I 0 DECK1 PLAYBACK HEAD 13 13H 11 I I 1 1 I 1 1 1 I I i t I I i i i i i i i I i i i i i i i i I1i1M h 131 I I I I I 101 I I 62 ...

Страница 63: ... SC HM900 r r 63 ...

Страница 64: ...ER LEVER 117 AML0371 FA LEVER 118 AML0372 2 WINDING LEVER 119 AML0374 2 ECT LEVER 120 RMM0131 BRAKEROD SPAING 121 AMM0133 1 ECT AOD 122 AMQ0519 AI33 HUB 123 AMS0398 1 MOVING COAE 124 ASJOO03 PLUNGER 125 AMCO061 rACK SPAING 126 AXFO049 FLYWHI33 F ASSY 127 AXFO050 FLYWHI33 A ASSY 128 AXGO040 FF R8 AY GEARASSY 129 AMK0283A 2 SUB CHASSIS 130 AXL0124 PINCH AOLLER F ASSY 130 1 RMB0401 PINCH AAM SPAING F...

Страница 65: ...nism 20 2 1 CD Loading Mechanism Part Location J51 347 i i 353 A e SI r 3148 11 352 91 L I 355 304 Hf 3491 o l 72 i 8 303 325 325 315 Q 1 11 318 350 370 i iJ 316 3 314 3GQ i 321 311 312 3 2 320 i 323 301 319 ib MOTOR PC B lb 325 325 65 ...

Страница 66: ...SC HM900 I 3 W 33 7 338 330 t I JY l f 58 iO A _ 358 1 11 I I 358 i I 1 i 35 61 1 5 5 I 358 2 358 i I i 35S 3t 1 I 358 9 I 325 1 I 325 325 t I SERVQ P C_B I ea C 701 f 363 66 ...

Страница 67: ... 358 5 RDG0248 RELAY GEAR 316 RMB0553 PUSH SPRING 358 6 RXO0339 TRAVERSE MOTOR ASSY 317 RML0530 ASSIST LEVER 358 7 RXO0304 1 NUT PLATE ASSY 318 RML0518 CONNECTIONLEVER 358 8 XON17 CG5 NUT PLATE ASSY SCREW 319 RMM0201 SLlDE PLATE 1 358 9 XOS2 A3FZ SPINDLEMOTOR SCREW 320 RME0258 REAR LOCK SPRING 359 RME0142 FLOATING SPRINGA 321 RML0521 REAR LOCK 360 RME0109 FLOATING SPRINGB 322 RME0257 TRAy LOCK LEV...

Страница 68: ...s Location 53 53 l 53 f 5 J 3 DECK P C B PANELP C B X l 1 53CP1001 fl 53 53 S3 53 5r o 53 l 53 o o 53 l f 53 S3 S3 r S3 1 53 SS S3 f 53 1 t t S5 53 S3 2 o S3 3 53 53 60 53 53 i 1 53 IJf 59 59 S5 32 30 31 29 68 1 23 fi 36 SJ 22 37 18 19 34 35 I s ...

Страница 69: ...6 J Y 56 56 56 7 56 7 5S i 56 Jii I ij df 5S 5S 52 52 56 f V S i JK500 51 JK501 i i 51 0 57 POWER j e JK502 P C B e i 1 r E500 a o 7a CP501 e W500 Y IH500 l CP500 TRANSFORMER P C B 53 43 TUNER rACK JK101 JK202 P MAIN CP505 P C B MAIN P C B CN204 69 ...

Страница 70: ...ORNAMENT 26 RYQMO068A 1 VOLUME KNOB 27 RKWX0179 Q2 FL FILTffi 28 RKWX0180 Q FL WINDOW 29 RYQMO081 CENTffi ORNAMENT 30 RYQMO080 CD TRAY LID 31 RYQMO079 CD TRAY ORNAMENT 32 RYQMO075 TOP ORNAMENT 33 RGBO036 A 1 B v1B L B v1A 34 RGLXO054 Q PROLOGIC DIFFUSffi 35 RGLXO053 Q SURROUND DIFFUSffi 36 RYRMO056 KARAOKE BUTTON 37 RGUX0462 Q 6CH BUTTON 38 RMKXO035 1 BOTTOM CHASSIS 39 MDS013 POWffi PCB SUPPORT 40...

Страница 71: ...3 3 Electrical Parts List TRANSISTOR Ref No Part No Part Name Description IRemarks Ref No Part No Part Name Description IRemarks P C B WITHOUTCO_M OI JENTS KTD1304TA TRANSISTOR TRANSISTOR KTC3199GRTA ITRANSISTOR r 71 ...

Страница 72: ...SC HM900j Ref No Part No Part Name Description IRemarks Ret No Part No Part Name Description IRemarks VARIABLE RESISTORS 72 SWITCHES ...

Страница 73: ... _1002 71 1 AR I I C OIL 10 RI n r OIl RI V r OIl L603 RLOB3R3JTD D COIL OO RIOR100 JTn n C OIl Qn1 RI oR1n1 JTD D COIL Qn RI OR101 ITn n r OIl 01 14 RI OR1nn ITn n r OIl O i RI OR101 ITn n r OIl Ret No Part No Part Name Descriction IRemarks I I TRANSFORMERS I T i01 H iIMAIN HANSt lJHMt H I nO1 RTP1 HCOO1 IBACK lw JHIVIt H I COMPONS JTCOMBINATION Z1001 H Sl T IRAOAHt SIS 1 JH 71nn TIRAnA 7101 RI A...

Страница 74: ...SC HM900 I Ret No Part No tion I Remarks Ret No Part No Part Name Description IRemarks RESISTOR MECHANISM RESISTOR PANB 1 74 ...

Страница 75: ...Ret No Part No Part Name Description I Remarks r r Ret No PartNo I SC HM900 Part Name Description I Remarks 75 ...

Страница 76: ...SC HM900 I I Ret No Part No Part Name Description IRemarks Ret No Part No Part Name Description IRemarks 76 ...

Страница 77: ...Ret No Part No r Part Name Description IRemarks Ret No Part No 77 SC HM900 Part Name Description IRemarks ...

Страница 78: ...SC HM900 Ref No Part No ffiDS2T J1OH Part Name Description I Remarks Part No Part Name Description I Remarks Ref No RESISTOR CAPACITORS 78 ...

Страница 79: ... J r I SC HM900 Ret No Part Name Description IRemarks Part Name Description IRemarks Ref No Part No Part No 79 ...

Страница 80: ...SC HM900 I Ret No Part No Part Name Description IRemarks Ref No Part No Part Name DescriptionIRemarks 80 ...

Страница 81: ... r I I SC HM900 Ret No Part No Part Name Description IRemarks Ret No Part No Part Name Description I Remarks 81 ...

Страница 82: ... No Part Name Description I Remarks ECBT1H101KB5 CAPACITOR 82 Ret No Part No I Part Name DescriDtion Remarks I I I CHIP JUMPER 110R7 1 r HIP IIIAD 110RR 1 rID 11ORQ 1 rID 0 11 Q 1 rIP 0 11 Q1 1 rIP II D 110Q 1LT r HIP 11 D ...

Страница 83: ...OD CABINEr IR 4 RKPMO071 WOOD CABINEr l 5 RMOMO059 CUSHION 6 RMOMO028 1 B CUSHION 7 RJH9210 TERMINAL 8 XTB4 20AFZ SCREW 9 EAS30PL310BM SPEAKER 10 RMOMO076 PORT SEAL 11 EAS6PH322B6 SPEAKER 12 XTB4 8JFZ SCREW Ref No Par No Par Name Descriplion Remarks 13 RYPMO085 FRONT PANEl R 13 RYPMO086 FRONT PANEl l 14 RBlMO090 WIRE 15 XTB3 10G SCREW 16 EAS17PL301M SPEAKER 17 RMTMOO01 ACOUSTIC MATERIAL 18 RMRMO01...

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