Marantz-CD7300-cd-sm 维修电路原理图.pdf

《Marantz-CD7300-cd-sm 维修电路原理图.pdf》由会员分享，可在线阅读，更多相关《Marantz-CD7300-cd-sm 维修电路原理图.pdf（33页珍藏版）》请在收音机爱好者资料库上搜索。

1、Part no. 05AK855020First Issue 2003.07 ecmCD PlayerCD7300TABLE OF CONTENTSSECTION.PAGE 1. TECHNICAL SPECIFICATIONS . 1 2. SERVICE PROCEDURE. 2 3. SERVICE MODE. 6 4. BLOCK DIAGRAM . 7 5. SCHEMATIC DIAGRAM. 9 6. PARTS LOCATION. 23 7. IC DATA. 27 8. EXPLODED VIEW AND PARTS LIST. 33 9. ELECTRICAL PARTS

2、LIST. 37CD7300 /F1N/K1G/S1G/C1G/N1G/N1BRCD7300CD7300Printed in JapanPlease use this service manual with referring to the user guide ( D.F.U. ) without fail.ServiceManualPrinted on 100% Recycled PaperDISPLAYOFFPLAY/PAUSE+OPEN/CLOSESTOPEASY JOG-PHONESDISPLAYLEVELQUICK REPLAYPOWER ON/OFFCD PLAYER CD730

3、01234567890/TIMERDISCTEXT123 45 67 89 1011 1213 1415 1617 1819 20TTLTRKINDXTTLTIMEMP3RNDMPROGA BRPT1S.PLAYRadioFans.CN 收音机爱 好者资料库MARANTZ DESIGN AND SERVICEUsing superior design and selected high grade components, MARANTZ company has created the ultimate in stereo sound.Only original MARANTZ parts ca

4、n insure that your MARANTZ product will continue to perform to the specifi cations for which it is famous. Parts for your MARANTZ equipment are generally available to our National Marantz Subsidiary or Agent. ORDERING PARTS : Parts can be ordered either by mail or by Fax. In both cases, the correct

5、part number has to be specifi ed. The following information must be supplied to eliminate delays in processing your order : 1. Complete address 2. Complete part numbers and quantities required 3. Description of parts 4. Model number for which part is required 5. Way of shipment 6. Signature : any or

6、der form or Fax. must be signed, otherwise such part order will be considered as null and void.SHOCK, FIRE HAZARD SERVICE TEST : CAUTION : After servicing this appliance and prior to returning to customer, measure the resistance between either primary AC cord connector pins ( with unit NOT connected

7、 to AC mains and its Power switch ON ), and the face or Front Panel of product and controls and chassis bottom. Any resistance measurement less than 1 Megohms should cause unit to be repaired or corrected before AC power is applied, and verifi ed before it is return to the user/customer. Ref. UL Sta

8、ndard No. 1492.In case of diffi culties, do not hesitate to contact the Technical Department at above mentioned address. 030307MITSUPERSCOPE TECHNOLOGIES, INC.USAMARANTZ AMERICA, INC1100 MAPLEWOOD DRIVEITASCA, IL. 60143USAPHONE : 630 - 741 - 0300FAX : 630 - 741 - 0301BRAZILPHILIPS DA AMAZONIA IND. E

9、LET. ITDACENTRO DE INFORMACOES AOCEP 04698-970SAO PAULO, SP, BRAZILPHONE : 0800 - 123123 (Discagem Direta Gratuita)FAX : +55 11 534. 8988JAPANTechnical MARANTZ JAPAN, INC.35- 1, 7- CHOME, SAGAMIONOSAGAMIHARA - SHI, KANAGAWAJAPAN 228-8505PHONE : +81 42 748 1013FAX : +81 42 741 9190EUROPE / TRADING MA

10、RANTZ EUROPE B.V.P. O. BOX 8744, BUILDING SILVERPOINTBEEMDSTRAAT 11, 5653 MA EINDHOVENTHE NETHERLANDSPHONE : +31 - 40 - 2507844FAX : +31 - 40 - 2507860TECHNICAL AUDIO GROUP PTY, LTD558 DARLING STREET, BALMAIN, NSW 2041,AUSTRALIAPHONE : 61 - 2 - 9810 - 5300FAX : 61 - 2 - 9810 - 5355CANADALENBROOK IND

11、USTRIES LIMITED633 GRANITE COURT, PICKERING, ONTARIO L1W 3K1CANADAPHONE : 905 - 831 - 6333FAX : 905 - 831 - 6936AUSTRALIAQualiFi Pty Ltd,24 LIONEL ROAD, MT. WAVERLEY VIC 3149AUSTRALIAPHONE : +61 - (0)3 - 9543 - 1522FAX : +61 - (0)3 - 9543 - 3677NEW ZEALANDWILDASH AUDIO SYSTEMS NZ14 MALVERN ROAD MT A

12、LBERTAUCKLAND NEW ZEALANDPHONE : +64 - 9 - 8451958FAX : +64 - 9 - 8463554THAILANDMRZ STANDARD CO., LTD746 - 754 MAHACHAI ROAD.,WANGBURAPAPIROM, PHRANAKORN, BANGKOK, 10200 THAILANDPHONE : +66 - 2 - 222 9181FAX : +66 - 2 - 224 6795TAIWANPAI- YUING CO., LTD.6 TH FL NO, 148 SUNG KIANG ROAD, TAIPEI, 1042

13、9, TAIWAN R.O.C.PHONE : +886 - 2 - 25221304FAX : +886 - 2 - 25630415MALAYSIAWO KEE HONG ELECTRONICS SDN. BHD.SUITE 8.1, LEVEL 8, MENARA GENESIS,NO. 33, JALAN SULTAN ISMAIL,50250 KUALA LUMPUR, MALAYSIAPHONE : +60 3 - 21457677FAX : +60 3 - 21458180 AMERICASMARANTZ PROFESSIONAL PRODUCTS2640 WHITE OAK C

14、IRCLE, SUITE AAURORA, ILLINOIS 60504 USAPHONE : 630 - 820 - 4800FAX : 630 - 820 - 8103 AUSTRALIAKOREAMK ENTERPRISES LTD.ROOM 604/605, ELECTRO-OFFICETEL, 16-58, 3GA, HANGANG-RO, YONGSAN-KU, SEOULKOREAPHONE : +822 - 3232 - 155FAX : +822 - 3232 - 154SINGAPOREWO KEE HONG DISTRIBUTION PTE LTD130 JOO SENG

15、 ROAD#03-02 OLIVINE BUILDING SINGAPORE 368357PHONE : +65 6858 5535 / +65 6381 8621FAX : +65 6858 6078RadioFans.CN 收音机爱 好者资料库 11. TECHNICAL SPECIFICATIONSAudio characteristicsChannels .2 channelsFrequency response. 2 Hz to 20 kHzDynamic range .100 dBSignal-to-noise ratio.110 dBChannel separation .100

16、 dB (1 kHz)Harmonic distortion . 0.0025% (1 kHz)Wow & fl utter .Precision of quartzError correction system . Cross-interleave ReedSolomon code (CIRC)Audio output .2.0 V rms, stereoHeadphone output. 18 mW/32 ohms (variable maximum)Digital output Coaxial output (pin jack) .0.5 Vp-p, 75 ohms Optical ou

17、tput (square optical connector). -19 dBmOptical readout systemLaser. AlGaAs semiconductorWavelength.780 nmSignal systemSampling frequency.44.1 kHzQuantization .16-bit linear/channelPower supplyPower requirement . AC 220V 60Hz (/C) .AC 100V 50/60Hz (/F) .AC 110/220V 50/60Hz (/K) . AC 230V 50Hz (/N) .

18、AC 230V 50/60Hz (/S) Power consumption.12 WCabinet, etc.Maximum dimensions.440(W) x 89(H) x 317 (D) mmWeight . 5.7 kgAllowable operating temperature.+5 to +35CAllowable operating humidity.5 to 90% (no condensation)2Emergency Eject 1.To open the stucked tray, insert a pin into the eject pinhole and p

19、ushthe eject lever. 2.Use a pin 4mm or less.2. SERVICE PROCEDUREThis picture shows the unit upside down. The eject lever is pointed by the arrow.The lever is thin so aim the narrow area carefully.3Cautions in Assembling and Disassembling When removing the flat wire PS01, connecting the optical pick

20、up and the CD decorder board, short-cut the two lands pointed by the arrow with solder. Otherwise the laser diode may be damaged by static electricity.CD Decorder Board (PS01) Repair When Repairing the CD decorder board PS01, you can fix the board on the loader unit as shown in the pictuer below wit

21、h the flat wires that are provided as service parts.15P YU1517001024P YU2423052020P *YU001030RPCB Fix Screw4T-Push Tm T-Push Tm T-PullCt Disk Tray Open/Close Speed Adjustment Open/Close speed of the tray can be changed. When vibration occurs upon tray open/close and some unusual behavior happens, ch

22、ange the tray speed to stop vibration. Description of the terms displayed on FL start T-On Time open Tray open T-OffTim start T-On Time close Tray close T-OffTim Step 1. With pressing DISPLAY and QUICK REPLAY buttons, press POWER button. Step 2. Press EASY JOG button. “T-OnTime 015” (means Tray On T

23、ime 015ms default) is displayed. Turn EASY JOG to change tray open/close speed from 000 to 255ms. Turn the number smaller to make the open/close speed slower. Turn the number bigger to make the speed faster. Set bigger number to stop the tray vibration. But the open/close speed becomes faster. Press

24、 EASY JOG button again. The display changes as shown below so you can change other parameters for the open/close speed. Display (Default Setting) Description Bigger Number Smaller Number T- OffTim 003 When open/close speed is too fast. Note) 001, 002, 003 cannot be set. open/close speed becomes fast

25、er open/close speed becomes slower T- PushTm 070 When vibration cannot be stopped by adjusting T-OnTime. open/close speed becomes slower open/close speed becomes faster T- PullCt 040 When disc clamp miss happens. Set smaller number to make it better. Step 3. Press EASY JOG button to complete adjustm

26、ent. Step 4. Press STOP button to store the settings in memory. To reset all the settings to default status, press number 0 button in Service Mode 0 (Display : Ver P00). When miss-operated, press number 0 button to retry. T-PushTm DC driving time on Tray open operation. Tray is DC driven at start op

27、ening. Then Tray is driven by pulse. Time can be set between 0-2550ms. T-On Time Duration time of High in pulse drive. Time can be set between 0-255ms. T-OffTim Duration time of Low in pulse drive. Time can be set between 0-255ms. T-PullCt The number of pulses on Tray close operation.5T-Push Tm T-Pu

28、sh Tm T-PullCt Disc TrayOpen/Close Speed Disc Trayopen/close speed Tray open/closeTray open/closespeedTray Display start T-On Time open Tray open T-OffTim start T-On Time close Tray close T-OffTim Tray open/close DISPLAYQUICK REPLAYPOWER EASY JOGPUSH ENTER Display T- OnTime 015Tray on time 015ms EAS

29、Y JOG000255msTrayopen/close Speed open/close Speed Trayopen/close open/close speed EASY JOGPUSH ENTER open/close speed T- OffTim 003 open/close speed 000001002 open/close speed open/close speed T- PushTm 070 openT- OnTime DC open/close speed open/close speed T- PullCt 040 EASY JOGPUSH ENTER STOP (Ve

30、r : P00) T-PushTm Tray openDC openstartDC 02550ms T-On Time High 0255ms T-OffTim Low 0255ms T-PullCt Tray close 63. SERVICE MODE 1. Turning into Service Mode While pressing DISPLAY and QUICK REPLAY buttons, press POWER button. 2. Mode0 (Display : Ver : P00 Version number of the micro computer is dis

31、played) Status: FOCUS OFF SPINDLE OFF RADIAL OFF MUTE ON While pressing and buttons, the sledge moves toward the outer edge. Release the button makes the sledge return to the origin. Press EASY JOG or NEXT button on the remote to go to Mode 1. 3. Mode 1 (Display : Ver : P01) Status: FOCUS ON SPINDLE

32、 OFF RADIAL OFF MUTE ON Press NEXT button to go to Mode 2. Press PREV button to go to Mode 0. 4. Mode 2 (Display : Ver : P02 ) Status: FOCUS ON SPINDLE ON RADIAL OFF MUTE ON Press NEXT button to go to Mode 3. Press PREV button to go to Mode 1. 5. Mode 3 (Display : Ver : P03 ) Status: FOCUS ON SPINDL

33、E ON RADIAL ON MUTE OFF Press PREV button to go to Mode 1. In this Service Mode, all of the following button functions work in any status. 1) Press DISPLAY button to light up all the FL segments. Press it again then each FL segment lights up one by one. 2) Press STOP button. Then press a button on t

34、he unit. The name of the button is displayed. Pressing a button on the remote displays the RC-5 code of the button. 3) Press PLAY button in Mode 1, 2 or 3 then normal operation can be performed. If an error occurs the error number is displayed. (Ex : Err 10) See the table below. 6. Terminating Servi

35、ce Mode Turn off power to quit Service Mode. DISPLAYQUICK REPLAYPOWEREASY JOGNEXTNEXTPREVNEXTPREVPREVDISPLAYSTOPPLAYP00P 0 1P 0 2P 0 3Error CodeErrorErr 02FOCUS ErrorErr 07SUB CODE ErrorErr 08T. O. C. ErrorErr 09DECODER ErrorErr 10RADIAL ErrorErr 11, 12SLEDGE ErrorErr 13SPINDLE ErrorErr 16 20SEARCH

36、ErrorErr 30DOOR ErrorErr 31TRAY ErrorErr 32 47BUTTON INPUT Error78 LDON LS CDRWINSWLINE OUTLOADER CONTLOADER SWPHONEJACKRC-5 in/out16.9MHzCOAXIALCOPPER CASEROTALYENCODER16.9MHzD1-D5D2-D4 VAM2202/04CDMPHILIPSUPD784216AGC16bit 128kROM 8kRAMNECPOWERTRANSEI57-25 FTD NORITAKEKEY BLOCK X-TALRAB/SILD/SCL/S

37、DA/PORESSAA7324H/M2BCD DECODERCD10SL/MOT1/RA/FO TDA7073AT x 3 MOTOR DRIVERSL+-MOT+-FO+-TR+- POWER SUPPLYCIRCUIT+-12V+5VA,+8M,+5VDAC,+3VDAC+3.3V,+2.7V-28V,AC3.5V10MHzTZA1024ADALASRF AMPLD/MONCD TEXTLC89170MSANYOCD-ROM & MP3 DECODERSTA016T8.43MHzFTD DRIVERLC75712NESANYOEEPROMAT24C04ATMELPLL & VCO SUB

38、CODESCLK/WCLK/DATADACCS4396CIRRUSLOGICLPFDiscreteLPFDiscreteHDAMHDAMPHONEVOL.PHONEAMPINT/EXT SWPULSETRANSOPTICALLOADERVAL2212PHILIPSIRSENSORAC INPUTCONNECTOR16.9MHz16.9MHz4. BLOCK DIAGRAM9105. SCHEMATIC DIAGRAMTP812TP815TP807TP820TP814TP823TP818TP817VH2P12214563212311212132+9VA-9VA231+BM+5VA+3.3V123

39、123213123123321AC2AC1123123123123123TP802TP805TP822TP804TP810TP811TP819312132TP809+5VDAC-28V321987654321987654321321TP808TP816TP801TP806TP831TP832TP833TP834TP835TP836TP837TP838TP8391231233456121314151617181920+3VDAC12331211J001S001S002Q802D801C801C802D802C803D803D804C804F801F802C806D805C805D806Q803C

40、808C832C814C833C825C830C829Q801C828D811R806C823C807DN02DN04DN01DN03CN01CN02RN01RN02CN03QN01RN04QN02RN05DN05RN03CN04Q805QN07QN06Q806D807C831C816C818C834QN08QN09DN09QN04QN05RN07RN08QN10RN09R807R808C001R801R802R803R804RN10RN11R805C819D810Q807C824J003J008W802J007D808J801D813D814QN03QN11R809J005J004F001R

41、810T001C836D816Q808R811D815C835L829J010J009R883R882R881W803GNDOUTINGNDOUTINGNDOUTINCBECBECBEGNDOUTINCBECBEGNDOUTINCBECBE780910n(DM)10n(DM)10n(DM)10n(DM)T1AL 250VT1AL 250V10n10n7909DM1000/35DM1000/35470/16470/166800/167805470/104V368R470/10100n1000/1610/161k2k247/1622k22k4V31k100n79L244V3470/5010n10n

42、100/354V7DTC1141k47k10k100R100R10n1k1k1k1k220k220k68R10/1678L05470/10DTC114DMT500mAL 250V2.2100n4V333R100nBL02RN2R1M2B00011EQS1011EQS1011ESQ1011ESQ101D31D3GNDGNDGNDGNDGND GNDGNDGNDGNDGNDGNDGNDGNDGND GND1D31D31D31D3GNDGNDGND2SC4081GND2SC4081GNDGNDGND2SD1762DTA114DTA114GNDGNDGNDGNDGND2SC4081DTA114GNDD

43、A_MUTELMUTERMUTEDTA114+3VDACGND12SC4672+5VAGNDGNDGNDGND GND-9VA-9VA1SS301GNDGND1D3GND1SS1761SS1762SC4081GNDGNDAMUTEGND2SC4081GND1SS301GNDGNDGND1GND1W001PP01PT01PM01U001LPTLPTLMNLPSWG05AK1050WG05AK1040WG05AK10101/4W1112J104XH6P1234561234567148910111213TP107TP136TP141TP149TP103FPC151234567891011121314

44、15HX4P4321123456781615141312111091234567816151413121110912345678161514131211109+REFTP135TP138TP137TP148TP147TP146TP145TP144TP142TP140TP143TP139TP123TP124TP125TP113TP101TP102TP105TP106TP104TP109123123123123TP126312312SL-SL+DM+DM-TRAY-TRAY+MOTO1SledgeRadialFOCUSTRAY_CONT1RAD+RAD-FOC-FOC+LaserRAD-FOC+F

45、OC-RAD+D2D1D4D3D5LOAD_SWTRAY+TRAY-DM-DM+SL+SL-RadialFOCUSSledgeMOTO1RWINSWLaserHFIVRinD2D3D4D5D1TRAY_CONT2MOT_SWMOT_SWRWVRinHFDGNDLOAD_SWHFDHFIINSWTRAY_CONT2TRAY_CONT1Q101C104R102R114R113R111C103R110R103C101R101Q102R104R106R105C105C102J101J102R109Q103Q105Q104R125C127R123C109C119R115C121R116R119C126R

46、117C116C115R118R122C120R120R121C123C122R124C124R127R129C128C125R107C108R108R134C114R126 C117C118R130C112 R133C110R132R131C106C107Q106Q108R135Q107R136Q112C132R150R149R148R142R146Q111R144R147C129R141C131R138R145Q109Q110R139C133R137R140R143C130Q114R211Q113R212R213R220D101D102C111C1134n74k75k62k75k6100n

47、47R4k75p4k72SC4081220k100k2k247/1610n10kTDA7073ATTDA7073ATTDA7073AT330R100n12k47/16100n12k1n1k15k1n1k51n1n18k12k100n12k10k100n100n1k100n15k1k100n100n15k47/16 DM22R100n22R100n100n22R100n 22R100/16220R220R47/6.347/6.3DTA114DTC1143k3DTC114220k2SC4081100n10k150k100k2k22k22SC40811k2k21n470R1n100k100R2SC4

48、0812SA15861k100n100k10k100k100n2SC408168R2SC40815R65R612k1SS3011SS301100n100nTRACKINGFOCUSD2D1D4D5D3LDMDMMSLED MOTORSPINDLE MOTORLIMIT SWITCHSHORT LAND1.8V2.4V0.8V0.2V0.7V0V2.3V0V2.3V2.3V0V1.3V0.8V1.2V1/2VCCVCCEJEJLSETZA1024T/N1GND+5VAGNDGNDGNDGNDGNDGND+BMMGNDMGNDMGND+BMMGNDMGND+BM+REF+REF+REFMGNDMG

49、NDGND+5VA+5VDGND+VRGNDINSWRadialFOCUSSledgeMOTO1MOT_SWRWLaserHFIVRinD2D3D4D5D1TRAY_CONT2LOAD_SW+REFGND+5VAGNDGND+5VAGNDGNDGND+3.3VGNDGNDHFD+REFTRAY_CONT1MGNDMGNDCBE1314GNDOUTINSAA7324H/M2B1u1k22k10n47R47p1n1k47/6.333k10k10k10k10k10k10k220p220p220p220p220p220p10k10k10k10kDM100n22R22R47R100n100n180p18

50、0p180p330p180p1uDMDM47n470R1M22n47/6.35R610R10k10k10k10k10kLC89170M10k100n100n22k74LS628AF22p10n10R10/16V680R220R10n10n10/16V0RDM10/16V10k100R1k1k1k2n222p22p1M100R16.9344MHz4k74k74k7 220R100R100R100RBLM11B601100/6.3V100n100nBU2630FV10n100R22P10k22p22PBLM11B2521u0R78L05UA100n100nDM22R0Q150C193R154R15