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,IntegratedamplifierTABLEOFCONTENTSSECTIONPAGE1.SPECIFICATIONS......................................................................................................................................12.TESTEQUIPMENTREQUIREDSERVICING...........................................................................................23.ICINFORMATIONS....................................................................................................................................34.BLOCKDIAGRAM......................................................................................................................................55.WIRINGDIAGRAM.....................................................................................................................................76.SCHEMATICDIAGRAMANDPARTSLOCATION(PARTSSIDE)...........................................................97.EXPLODEDVIEWANDPARTSLIST......................................................................................................338.IDLINGCURRENTANDDCOFFSETVOLTAGEALIGNMENT.............................................................349.ELECTRICALPARTSLIST......................................................................................................................35ServiceManualPM7000/N1B,/N1G,/U1BPM8000/N1B,/N1G,/F1B,/F1NPleaseusethisservicemanualwithreferringtotheuserguide(D.F.U)withoutfail.R-PM7000/PM8000-276W855010ACT312078522011FirstIssue:1999.09PM7000/8000MARANTZDESIGNANDSERVICEUsingsuperiordesignandselectedhighgradecomponents,MARANTZcompanyhascreatedtheultimateinstereosound.OnlyoriginalMARANTZpartscaninsurethatyourMARANTZproductwillcontinuetoperformtothespecificationsforwhichitisfamous.PartsforyourMARANTZequipmentaregenerallyavailabletoourNationalMarantzSubsidiaryorAgent.ORDERINGPARTS:PartscanbeorderedeitherbymailorbyFax..Inbothcases,thecorrectpartnumberhastobespecified.Thefollowinginformationmustbesuppliedtoeliminatedelaysinprocessingyourorder:1.Completeaddress2.Completepartnumbersandquantitiesrequired3.Descriptionofparts4.Modelnumberforwhichpartisrequired5.Wayofshipment6.Signature:anyorderformorFax.mustbesigned,otherwisesuchpartorderwillbeconsideredasnullandvoid.SHOCK,FIREHAZARDSERVICETEST:CAUTION:Afterservicingthisapplianceandpriortoreturningtocustomer,measuretheresistancebetweeneitherprimaryACcordconnectorpins(withunitNOTconnectedtoACmainsanditsPowerswitchON),andthefaceorFrontPanelofproductandcontrolsandchassisbottom.Anyresistancemeasurementlessthan1MegohmsshouldcauseunittoberepairedorcorrectedbeforeACpowerisapplied,andverifiedbeforeitisreturntotheuser/customer.Ref.ULStandardNo.1492.Incaseofdifficulties,donothesitatetocontacttheTechnicalDepartmentatabovementionedaddress.990921ACTUSAMARANTZAMERICA,INCMARANTZAMERICA,INC.440MEDINAHROADROSELLE,ILLINOIS60172USAPHONE:630-307-3100FAX:[phone]BRAZILMARANTZBRAZILCAIXAPOSTAL21462CEP04698-970SAOPAULO,SP,BRAZILPHONE:0800-123123(DiscagemDiretaGratuita)FAX:[phone]JAPANTechnicalMARANTZJAPAN,INC.35-1,7-CHOME,SAGAMIONOSAGAMIHARA-SHI,KANAGAWAJAPAN228-8505PHONE:[phone]FAX:[phone]EUROPE/TRADINGMARANTZEUROPEB.V.P.O.BOX80002,BUILDINGSFF25600JBEINDHOVENTHENETHERLANDSPHONE:[phone]FAX:[phone]CANADALENBROOKINDUSTRIESLIMITED633GRANITECOURT,PICKERING,ONTARIOL1W3K1CANADAPHONE:905-831-6333FAX:[phone]AUSTRALIAJAMOAUSTRALIAPTYLTD1EXPOCOURT,P.O.BOX350MT.WAVERLEYVIC3149AUSTRALIAPHONE:[phone]FAX:[phone]THAILANDMRZSTANDARDCO.,LTD746-754MAHACHAIROAD.,WANGBURAPAPIROM,PHRANAKORN,BANGKOK,10200THAILANDPHONE:[phone]FAX:[phone]TAIWANPAI-YUINGCO.,LTD.6THFLNO,148SUNGKIANGROAD,TAIPEI,10429,TAIWANR.O.C.PHONE:[phone]FAX:[phone]MALAYSIAWOKEEHONGELECTRONICSSDN.BHD.SUITE8.1,LEVEL8,MENARAGENESIS,NO.33,JALANSULTANISMAIL,50250KUALALUMPUR,MALAYSIAPHONE:[phone]FAX:[phone]AMERICASSUPERSCOPETECHNOLOGIES,INC.MARANTZPROFESSIONALPRODUCTS2640WHITEOAKCIRCLE,SUITEAAURORA,ILLINOIS60504USAPHONE:630-820-4800FAX:[phone]KOREAMKENTERPRISESLTD.ROOM604/605,ELECTRO-OFFICETEL,16-58,3GA,HANGANG-RO,YONGSAN-KU,SEOULKOREAPHONE:[phone]FAX:[phone]SINGAPOREWOKEEHONG(S)PTELTDWOKEEHONGCENTRENO.2