Marantz-ER2500-avr-sm 维修电路原理图.pdf

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1、?DVD Surround ReceiverER2500Part no. 90M16BW855010 First Issue 2004.07ecmServiceManualER2500 /N1S /S1S /U1SPlease use this service manual with referring to the user guide (D.F.U) without fail.ER2500TABLE OF CONTENTSSECTIONPAGE1. TECHNICAL SPECIFICATIONS. 12. SERVICE HINTS AND TOOLS . 33. WARNING AND

2、 LASER SAFETY INSTRUCTIONS . 44. EMERGENCY DISC EJECT. 55. BACK END SOFTWARE (Firmware) VERSION CHECK . 66. REPLACING MECHA LOADER AND MECHA TRAVERSE. 77. BACK END SOFTWARE (Firmware) UPDATE PROCEDURE . 88. POWER AMPLIFIER DC OFFSET ADJUSTMENT. 99. WIRING DIAGRAM. 1110. BLOCK DIAGRAM. 1211. SCHEMATI

3、C DIAGRAM . 1312. PARTS LOCATION . 2013. IC DATA . 2314. EXPLODED VIEW AND PARTS LIST . 3215. ELECTRICAL PARTS LIST . 35RadioFans.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 MA

4、RANTZ parts can insure that your MARANTZ product will continue to perform to the specifications for whichit 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

5、 correct part number has to be specified.The following information must be supplied to eliminate delays in processing your order :1. Complete address2. Complete part numbers and quantities required3. Description of parts4. Model number for which part is required5. Way of shipment6. Signature : any o

6、rder 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 ACcord connector pins ( with unit NOT connected

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

8、No. 1492.In case of difficulties, do not hesitate to contact the TechnicalDepartment at above mentioned address.040401ECMSUPERSCOPE TECHNOLOGIES, INC.USAMARANTZ AMERICA, INC1100 MAPLEWOOD DRIVEITASCA, IL. 60143USAPHONE : 630 - 741 - 0300FAX : 630 - 741 - 0301JAPANTechnical MARANTZ JAPAN, INC.35- 1,

9、7- CHOME, SAGAMIONOSAGAMIHARA - SHI, KANAGAWAJAPAN 228-8505PHONE : +81 42 748 1013FAX : +81 42 741 9190EUROPE / TRADING MARANTZ EUROPE B.V.P. O. BOX 8744, BUILDING SILVERPOINTBEEMDSTRAAT 11, 5653 MA EINDHOVENTHE NETHERLANDSPHONE : +31 - 40 - 2507844FAX : +31 - 40 - 2507860AUSTRALIAQualiFi Pty Ltd,24

10、 LIONEL ROAD, MT. WAVERLEY VIC 3149AUSTRALIAPHONE : +61 - (0)3 - 9543 - 1522FAX : +61 - (0)3 - 9543 - 3677NEW ZEALANDWILDASH AUDIO SYSTEMS NZ14 MALVERN ROAD MT ALBERTAUCKLAND NEW ZEALANDPHONE : +64 - 9 - 8451958FAX : +64 - 9 - 8463554THAILANDMRZ STANDARD CO., LTD746 - 754 MAHACHAI ROAD.,WANGBURAPAPI

11、ROM, PHRANAKORN, BANGKOK, 10200 THAILANDPHONE : +66 - 2 - 222 9181FAX : +66 - 2 - 224 6795TAIWANPAI- YUING CO., LTD.6 TH FL NO, 148 SUNG KIANG ROAD, TAIPEI, 10429, TAIWAN R.O.C.PHONE : +886 - 2 - 25221304FAX : +886 - 2 - 25630415MALAYSIAWO KEE HONG ELECTRONICS SDN. BHD.2ND FLOOR BANGUNAN INFINITE CE

12、NTRELOT 1, JALAN 13/6, 46200 PETALING JAYASELANGOR DARUL EHSAN, MALAYSIAPHONE : +60 - 3 - 7954 8088FAX : +60 - 3 - 7954 7088 AMERICASMARANTZ PROFESSIONAL PRODUCTS2640 WHITE OAK CIRCLE, SUITE AAURORA, ILLINOIS 60504 USAPHONE : 630 - 820 - 4800FAX : 630 - 820 - 8103KOREAMK ENTERPRISES LTD.ROOM 604/605

13、, ELECTRO-OFFICETEL, 16-58, 3GA, HANGANG-RO, YONGSAN-KU, SEOULKOREAPHONE : +822 - 3232 - 155FAX : +822 - 3232 - 154SINGAPOREWO KEE HONG DISTRIBUTION PTE LTDNo.1 JALAN KILANG TIMOR#08-03 PACIFIC TECH CENTRE SINGAPORE 159303PHONE : +65 6376 0338FAX : +65 6376 0166HONG KONGJolly ProAudio Broadcast Engi

14、neering Ltd.UNIT 2, 10F, WAH HUNG CENTRE,41 HUNG TO ROAD, KWUN TONG, KLN.,HONG KONGPHONE : 852 - 21913660FAX : 852 - 21913990CANADAMARANTZ CANADA INC.5-505 APPLE CREEK BLVD. MARKHAM, ONTARIO L3R 5B1CANADAPHONE : 905 - 415 - 9292FAX : 905 - 475 - 4159TECHNICAL AUDIO GROUP PTY, LTD43-53 Bridge Rd.,STA

15、NMORE NSW 2048AUSTRALIAPHONE : +61 - (0)2 - 9519 - 0900FAX : +61 - (0)2 - 9519 - 0600 AUSTRALIARadioFans.CN 收音机爱 好者资料库1AMPLIFIER SECTIONOutput power (6ohms, 1 kHz, THD 0.8%).90 W/ChOutput power (6ohms, 1 kHz, THD 5%) .100 W/ChTotal Harmonic Distortion. 0.1%Signal-to-Noise Ratio . 80 dBTUNER SECTIONF

16、MTuning Range . FM 87.5 108 MHz (50 kHz steps) /NFM 87.5 108 MHz (100 kHz steps) /UFM 87.5 108 MHz (50 kHz steps) /SSignal-to-Noise Ratio . FM Mono 70 dBFM Stereo 70 dBTotal Harmonic Distortion . FM Mono 0.3%FM Stereo 0.3%Stereo Separation .1 kHz 40 dBAMTuning Range . AM 531 1629 kHz (9 kHz steps) /

17、NAM 520 1720 kHz (10 kHz steps) /UAM 531 1629 kHz (9 kHz steps) /SSignal-to-Noise Ratio . 35 dBHarmonic Distortion. 30% Mod. 2.0%1. TECHNICAL SPECIFICATIONSDVD SECTIONLaser Type. SemiconductorDisc Diameter. 12cm / 8cmVideo Decoding.MPEG-2Video DAC. 54MHz/10 BitsVideo Format. 4:3 / 16:9Frequency Resp

18、onse . 20 Hz - 20 kHz (44.1 kHz)20 Hz - 22 kHz (48 kHz)GENERALPower Supply Rating. AC 230 V / 50 Hz /NAC 120 V / 60 Hz /UAC 230 V / 50 Hz /SPower Consumption. 155 WDimensions (W x H x D). 430 mm x 360 mm x 74 mmWeight . 5.5 kgOperating temperature . 5 C 35 C (40 F 95 F)Operating humidity . 5% 90%Abo

19、ut DiscsPlayable discsNot Playable Discs DVD discs whose region number is not “2” nor “ALL”. DVD-ROM DVD-RAM DVD-Audio CD-ROM CDV CD-G CVD Super Audio CD CD Photo, etc.CautionSome copy-controlled CDs may not conform to official CDstandards. They are special discs and may not play onthe this unit.DVD

20、DVD+R/DVD+RWDVD-R/DVD-RWFinalized DVD disc recorded in the DVD videoformat.Video CD (VCD) /Super Video CD(SVCD)Audio CD (CD-DA)CD-R/CD-RWFinalized CD-R and CD-RW discs recorded inthe CD-DA format, MP3 format ( p4 “ABOUTMP3/WMA”) or Video-CD format can be playedwith the unit.* Finalize is the process

21、 to make a DVD+R/DVD+RW, DVD-R/DVD-RW or CD-R/CD-RW playable for players (notrecorders)* Some discs may not be able to be played depending oncondition of the discs and recording software.2Video FormatThis unit can handle with MULTI, NTSC or PAL format.CautionThis unit cannot handle with NTSC4.43 and

22、 SECAMformats.SETTING PICTURE FORMAT1. Every time the NTSC/PAL button on the remote ispressed, picture format changes in the following order.NTSCPALMULTICaution If wrong color or disordered picture appears in the MULTImode, switch the mode to NTSC or PAL. If a disc recorded in PAL(NTSC) is played in

23、 theNTSC(PAL) mode, picture may be disordered.ABOUT DVD DISCSMarks on packagesThe marks listed below indicate contents in a disc.Indicates the number of recorded audio tracks.Indicates the number of recorded subtitle languages.Indicates the number of recorded angles.Indicates the selectable aspect r

24、atios.Indicates the region number of the disc.42216 : 9LB2 2ALLALLREGIONAL RESTRICTION CODES (REGION NUMBER)Regional restriction codes are built in to ER2500 player andDVD discs for each sales region. If the regional code of theER2500 player does not match one of the regional codes ofthe DVD disc, p

25、layback is not possible.The region number can be found on the rear panel of theER2500 player. The illustration below shows the regions andcorresponding region numbers.STRUCTURE OF DVD DISCSDepending on the material on the disc (a movie, video clips,a drama series, etc.), these discs may have one or

26、moreTitles, and each Title may have one or more Chapters. Tomake access easy and convenient, your player lets youmove between Titles and between Chapters.About Video CDsVARIATIONS OF VIDEO CD Video-CD Version 2.0The Video-CD with PBC (Play Back Control : Menuplayback function) function. You can choo

27、se or search asection to play with a menu displayed on the TV screen.Also still pictures can be displayed in higher quality. Video-CD Version 1.1The video-CD without PBC function. It can play video andaudio by operation much like to the ordinary audio-CD.STRUCTURE OF VIDEO-CD DISCSDepending on the m

28、aterial on the disc (a movie, video clips,a drama series, etc.), these discs may have one or moretracks, and tracks may have one or more indexes, asindicated on the disc case. To make access easy andconvenient, your player lets you move between tracks andbetween indexes.About Audio CDSTRUCTURE OF AU

29、DIO CDAudio CDs contain music tracks only.You can play them in conventional style through a stereosystem, using the keys on the remote control and/or frontpanel.ABOUT MP3/WMAMP3 is the compressed music file in MPEG1, Audio Layer 3format.A WMA(Windows Media Audio) file is a Microsoft audiocompression

30、 technology. WMA offers double the audiocompression of the MP3 format.Microsoft, Windows Media, and the WindowsLogo are trademarks or registered trademarksof Microsoft Corporation in both the UnitedStates and other countries.MP3/WMA PLAYBACK This player can play MP3/WMA discs recorded inISO9660 form

31、at. The player plays the files with “.mp3/.WMA” extensiononly. The maximum file number in a disc is 650. (Including thenumber of folders.) The maximum folder layer number is 8. When playing a MP3/WMA disc, it may take more than 30seconds depending on the number of files and folderlayer structure.32.

32、 SERVICE HINTS AND TOOLSDVD test disc (NTSC) ALMEDIOTDV-540SERVICE TOOLSAudio signals disc4822 397 30184Disc without errors (SBC444)+Disc with DO errors, black spots and fingerprints (SBC444A)4822 397 30245Disc (65 min 1kHz) without no pause4822 397 30155Max. diameter disc (58.0 mm)4822 397 60141Tor

33、x screwdriversSet (straight)4822 395 50145Set (square)4822 395 5013213th order filter4822 395 30204DVD test disc (PAL)4822 397 10131 SERVICE HINTS43. WARNING AND LASER SAFETY INSTRUCTIONSFATTENTIONTous les IC et beaucoup dautres semi-conducteurs sont sensibles aux dchargesstatiques (ESD).Leur longvi

34、t pourrait tre considrablementcourte par le fait quaucune prcautionnest prise a leur manipulation.Lors de rparations, sassurer de bien trereli au mme potentiel que la masse delappareil et enfiler le bracelet serti dunersistance de scurit.Veiller a ce que les composants ainsi que lesoutils que lon ut

35、ilise soient galement a cepotentiel.DWARNUNGAlle IC und viele andere Halbleiter sindempfindlich gegen elektrostatischeEntladungen (ESD).Unsorgfltige Behandlung bei der Reparaturkann die Lebensdauer drastisch vermindern.Sorgen sie dafr, das Sie im Reparaturfallber ein Pulsarmband mit Widerstand mitde

36、m Massepotential des Gertes verbundensind.Halten Sie Bauteile und Hilfsmittel ebenfallsauf diesem Potential.WAARSCHUWINGAlle ICs en vele andere halfgeleiders zijngevoelig voor elektrostatische ontladingen(ESD).Onzorgvuldig behandelen tijdens reparatiekan de levensduur drastisch doenverminderen.Zorg

37、ervoor dat u tijdens reparatie via eenpolsband met weerstand verbonden bent methetzelfde potentiaal als de massa van hetapparaat.Houd componenten en hulpmiddelen ook opditzelfde potentiaal.AVVERTIMENTOTutti IC e parecchi semi-conduttori sonosensibili alle scariche statiche (ESD).La loro longevita po

38、trebbe essere fortementeridatta in caso di non osservazione della piugrande cauzione alla loro manipolazione.Durante le riparazioni occorre quindi esserecollegato allo stesso potenziale che quellodella massa dellapparecchio tramite unbraccialetto a resistenza.Assicurarsi che i componenti e anche gli

39、utensili con quali si lavora siano anche aquesto potenziale.All ICs and many other semi-conductors aresusceptible to electrostatic discharges (ESD).Careless handling during repair can reducelife drastically.When repairing, make sure that you areconnected with the same potential as themass of the set

40、 via a wrist wrap withresistance.Keep components and tools also at thispotential.WARNINGSafety regulations require that the set be restored to its original conditionand that parts which are identical with those specified be used.Veiligheidsbepalingen vereisen, dat het apparaat in zijn oorspronkelijk

41、etoestand wordt terug gebracht en dat onderdelen, identiek aan degespecifieerde worden toegepast.Bei jeder Reparatur sind die geltenden Sicherheitsvorschriften zu beachten.Der Originalzustand des Gerats darf nicht verandert werden.Fur Reparaturen sind Original-Ersatzteile zu verwenden.Le norme di si

42、curezza esigono che lapparecchio venga rimesso nellecondizioni originali e che siano utilizzati pezzi di ricambiago idetici a quellispecificati.Les normes de scurit exigent que lappareil soit remis a ltat dorigine etque soient utilises les pices de rechange identiques celles spcifies.“Pour votre scu

43、rit, ces documentsdoivent tre utiliss par desspcialistes agres, seuls habilits rparer votre appareil en panne.”GBNLIDIFGBNLLASER SAFETYCAUTION VISIBLE AND INVISIBLE LASER RADIATION WHEN OPEN AVOID EXPOSURE TO BEAMADVARSEL SYNLIG OG USYNLIG LASERSTRLING VED BNING UNDG UDSTTELSE FOR STRLINGADVARSEL SY

44、NLIG OG USYNLIG LASERSTRLING NR DEKSEL PNES UNNG EKSPONERING FOR STRLENVARNING SYNLIG OCH OSYNLIG LASERSTRLNING NR DENNA DEL R PPNAD BETRAKTA EJ STRLENVARO! AVATT AESSA OLET ALTTIINA NKYVLLE JA NKYMTTMLLE LASER STEILYLLE. L KATSO STEESEENVORSICHT SICHTBARE UND UNSICHTBARE LASERSTRAHLUNG WENN ABDECKU

45、NG GEFFNET NICHT DEM STRAHL AUSSETSENDANGER VISIBLE AND INVISIBLE LASER RADIATION WHEN OPEN AVOID DIRECT EXPOSURE TO BEAMATTENTION RAYONNEMENT LASER VISIBLE ET INVISIBLE EN CAS DOUVERTURE EXPOSITION DANGEREUSE AU FAISCEAUUSE OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF PROCEDURE OTHER THAN THOSESPEC

46、IFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE.AVOID DIRECT EXPOSURE TO BEAMWARNINGThe use of optical instruments with this product will increase eye hazard.Repair handling should take place as much as possible with a disc loaded inside the playerWARNING LOCATION: INSIDE ON LASER COVERSHIEL

47、DThis unit employs a laser. Only a qualified service person should remove the cover or attempt to service thisdevice, due to possible eye injury.030804ecm54. EMERGENCY DISC EJECT1.Remove the top cover of the player.2.Remove two screws shown in the picture above.3.Remove the cover of the drive unit w

48、ith pressing the latches.4.Now you can remove the disc.65. BACK END SOFTWARE (Firmware) VERSION CHECK1.Press the POWER ON/STANDBY button to turn on the unit.2.Press the OPEN/CLOSE button to open the tray.3.Press the CLR, 2, 5, 8, 0 and CLR button in order on the remote controller.4.The following inf

49、ormation is displayed on the TV screen. The firmware version is shown.5.Press the POWER ON/STANDBY button to quit SERVICE MODE.(Ex.: BUILD TIME 040621A)76. REPLACING MECHA LOADER AND MECHA TRAVERSEWhen you repair the “MECHA LOADER AND MECHA TRAVERSE”, please be sure to initial setting.Procedure is t

50、he following.1.Press the POWER ON/STANDBY button to turn on the unit.2.Press the OPEN/CLOSE button to open the tray.3.Press the CLR, 2, 5, 8, 0 and CLR button in order on the remote controller.4.The following information is displayed on the TV screen.5.Press ENTER button on the remote controller.6.P