Yorkville-NX25P-pwr-sm 维修电路原理图.pdf

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1、U.S.A. Yorkville Sound Inc. 4625 Witmer Industrial Estate Niagara Falls, New York 14305 USA Voice: (716) 297-2920 Fax: (716) 297-3689 WORLD HEADQUARTERS WEB ACCESS: http:/ CANADA Yorkville Sound 550 Granite Court Pickering, Ontario L1W-3Y8 CANADA Voice: (905) 837-8481 Fax: (905) 837-8746 Quality and

2、 Innovation Since 1963 Printed in Canada SERVICE MANUAL NX25PTYPE: YS1030 RadioFans.CN 收音机爱 好者资料库Manual-Service-NX25P-00-1v1.pdfThe exclamation point within an equilatereal triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the l

3、iterature accompanying the appliance.Le point dexclamation lintrieur dun triangle quilatral est prvu pour alerter lutilisateur de la prsence dinstructions importantes dans la littrature accompag-nant lappareil en ce qui concerne lopration et la maintenance de cet appareil. This lightning flash with

4、arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the products enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons.Ce symbole dclair avec tte de flche dans un triangle

5、quilatral est prvu pour alerter lutilisateur de la prsence dun voltage dangereux non-isol proximit de lenceinte du produit qui pourrait tre dampleur suffisante pour prsenter un risque de choque lectrique.IMPORTANT SAFETY INSTRUCTIONSsafety-4v5.eps April 3/2007CAUTION: TO REDUCE THE RISK OF ELECTRICS

6、HOCK, DO NOT REMOVE COVER (OR BACK).NO USER SERVICEABLE PARTS INSIDE.REFER SERVICING TO QUALIFIEDSERVICE PERSONNEL.FOLLOW ALL INSTRUCTIONSSUIVEZ TOUTES LES INSTRUCTIONSInstructions pertaining to a risk of fire,electric shock, or injury to a personRead Instructions: The Owners Manual should be read a

7、nd understood before operation of your unit. Please, save these instruc-tions for future reference and heed all warnings. Clean only with dry cloth.Packaging: Keep the box and packaging materials, in case the unit needs to be returned for service.Warning: To reduce the risk or fire or electric shock

8、, do not expose this apparatus to rain or moisture. Do not use this apparatus near water!Warning: When using electric products, basic precautions should always be followed, including the following:Power SourcesYour unit should be connected to a power source only of the voltage specified in the owner

9、s manual or as marked on the unit. This unit has a polarized plug. Do not use with an extension cord or receptacle unless the plug can be fully inserted. Precau-tions should be taken so that the grounding scheme on the unit is not defeated.HazardsDo not place this product on an unstable cart, stand,

10、 tripod, bracket or table. The product may fall, causing serious personal injury and serious damage to the product. Use only with cart, stand, tripod, bracket, or table recommended by the manufacturer or sold with the product. Follow the manufacturers instructions when installing the product and use

11、 mounting accessories recommended by the manufacturer.The apparatus should not be exposed to dripping or splashing water; no objects filled with liquids should be placed on the apparatus.Terminals marked with the “lightning bolt” are hazardous live; the external wiring connected to these terminals r

12、equire installation by an instructed person or the use of ready made leads or cords.Ensure that proper ventilation is provided around the appliance. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.No naked fl

13、ame sources, such as lighted candles, should be placed on the apparatus.Power CordDo not defeat the safety purpose of the polarized or grounding-type plug. A polarized plug has two blades with one wider than the other. A grounding type plug has two blades and a third grounding prong. The wide blade

14、or the third prong are provided for your safety. If the provided plug does not fit into your outlet, consult an electrician for replacement of the obsolete outlet. The AC supply cord should be routed so that it is unlikely that it will be damaged. If the AC supply cord is damaged DO NOT OPERATE THE

15、UNIT.Unplug this apparatus during lightning storms or when unused for long periods of time.ServiceThe unit should be serviced only by qualified service personnel.AVIS: AFIN DE REDUIRE LES RISQUE DE CHOCELECTRIQUE, NENLEVEZ PAS LE COUVERT (OU LEPANNEAU ARRIERE) NE CONTIENT AUCUNE PIECEREPARABLE PAR L

16、UTILISATEUR.CONSULTEZ UN TECHNICIEN QUALIFIEPOUR LENTRETIENTInstructions relatives au risque de feu,choc lectrique, ou blessures aux personnesVeuillez Lire le Manuel: Il contient des informations qui devraient tres comprises avant lopration de votre appareil. Conservez. Gardez S.V.P. ces instruction

17、s pour consultations ultrieures et observez tous les avertissements. Nettoyez seulement avec le tissu sec.Emballage: Conservez la boite au cas ou lappareil devait tre retourner pour rparation.Avertissement: Pour rduire le risque de feu ou la dcharge lectrique, nexposez pas cet appareil la pluie ou l

18、humidit. Nutilisez pas cet appareil prs de leau!Attention: Lors de lutilisation de produits lectrique, assurez-vous dadhrer des prcautions de bases incluant celle qui suivent:AlimentationLappareil ne doit tre branch qu une source dalimentation correspondant au voltage spcifi dans le manuel ou tel qu

19、indiqu sur lappareil. Cet appareil est quip dune prise dalimentation polarise. Ne pas utiliser cet appareil avec un cordon de raccordement moins quil soit possible dinsrer compltement les trois lames. Des prcautions doivent tres prises afin deviter que le systme de mise la terre de lappareil ne soit

20、 dsengag.RisqueNe pas placer cet appareil sur un chariot, un support, un trpied ou une table instables. Lappareil pourrait tomber et blesser quelquun ou subir des dommages importants. Utiliser seulement un chariot, un support, un trpied ou une table recommands par le fabricant ou vendus avec le prod

21、uit. Suivre les instructions du fabricant pour installer lappareil et utiliser les accessoires recommands par le fabricant.Il convient de ne pas placer sur lappareil de sources de flammes nues, telles que des bougies allumes.Lappeil ne doit pas tre expos des gouttements deau ou des claboussures et q

22、uaucun objet rempli de liquide tel que des vases ne doit tre plac sur lappareil.Assurez que lappareil est fourni de la propre ventilation. Ne procdez pas linstallation prs de source de chaleur tels que radiateurs, registre de chaleur, fours ou autres appareils (incluant les amplificateurs) qui produ

23、isent de la chaleur.Les dispositifs marqus dune symbole “dclair” sont des parties dangereuses au toucher et que les cblages extrieurs connects ces dispositifs de connection extrieure doivent tre effectivs par un oprateur form ou en utilisant des cordons dj prpars.Cordon dAlimentationNe pas enlever l

24、e dispositif de scurit sur la prise polarise ou la prise avec tige de mise la masse du cordon dalimentation. Une prise polarise dispose de deux lames dont une plus large que lautre. Une prise avec tige de mise la masse dispose de deux lames en plus dune troisime tige qui connecte la masse. La lame p

25、lus large ou la tige de mise la masse est prvu pour votre scurit. La prise murale est dsute si elle nest pas conue pour accepter ce type de prise avec dispositif de scurit. Dans ce cas, contactez un lectricien pour faire remplacer la prise murale. vitez dendommager le cordon dalimentation. NUTILISEZ

26、 PAS LAPPAREIL si le cordon dalimentation est endommag.Dbranchez cet appareil durant les orages ou si inutilis pendant de longues priodes.ServiceConsultez un technicien qualifi pour lentretien de votre appareil.S2125ARadioFans.CN 收音机爱 好者资料库12345678ABCD87654321DCBAP-200AMPSchematic-NX25P-200AMP-00-V0

27、61206.pdfTite l :Size:Model No:NX25PRevision:VEA4R061206Date:17-Mar-2007Sheet1of1File:YX15PAMP.SchDrawn By:DECHUNQIN1122334455CN2C57103C60103D331N4002D321N4002C524700uF/80VC534700uF/80VC464700uF/50VC474700uF/50VC510UC2910UVin2GND1Vout3IC4LM337Vin3GND1Vout2IC3LM317R62.7KR202.7KR5220RR21220RC1010UC301

28、0UC1110UC2310UC6104C28104C12104C2210474IC2CTL07184IC5CTL072C25104C34104C3104C1104+VCC2-VCC2+VCC1-VCC1+15V-15VR7547KR744.7KR7810KR8447KD121N4148TR24BC550TR20BC550TR25BC550TR22BC560TR23BC560TR8C32725TR21BC560C581000U/6.3VC59220U/50VR77330R4910KR7633KR8010KR8310KR8110KR47150R7910KR82150KC611U/50VC42100

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35、R2BC559CTR1BC550CC40.1uF/400VR1210KR1310KR71KR82.7KR92.7KC51uF/50V-15VSchematic-NX25P-200FAPRE-00-V061113.pdfA41234ABCD4321DCBAP-200FATONETitelSizeModel No:NX25PRevisionDate:23-Mar-2007Sheet1of1File:P-200FATONE-OLD.SchDrawn By:DECHUN QIN123456789CN22.54 9P131214IC2DTL074CN9108IC2CTL074CN657IC2BTL074

36、CN231IC2ATL074CN123456789101112CN12.54 9P231IC1ATL072657IC1BTL072R2315KR2915KR2415KR2215KR214.7KR281KR272.2KR2615KR134.7KC1122pFC2122pFC622pFVR5C10KC100.33uFC19 22pFR204.7KC20 22pFR25330RR191.5KC110uF/50V NPC16 22pFC1710uF/50VNPR164.7KR174.7KR1810K48IC1CTL072411IC2ETL074C140.1uF/50VC150.1uF/50VC180.

37、1uF/50VC220.1uF/50VC1210uF/50VC1310uF/50V+15V-15V+15V-15VVR1B5KR44.7KR1422KC222pFR1522KC310uF/50VNPVR2B10KVR3B10KVR4B10KR104.7KR114.7KR72.7KR92.7KR510KR610KR810KR1212KC70.0056uF/50VC90.018uF/50VC822pFR3010KR2330RTR1BC559CR1330RC50.0068uF/50VC40.047uF/50V12R31.5K3412DL1VTL5C4From INPUT JACK PCB CN1 P

38、-200FAPRE PCBTo CN2 P-200FRC PCBP-200FATONE (1/1)VER061203A4Schematic-NX25P-200FATONE-BOARD-CIR-00-V061203.pdf1234ABCD4321DCBAP-200FRCTitelSizeModel No:NX25PRevisionVER011208Date:23-Mar-2007Sheet1of1File:NX25P-200FRC.SCHDrawn By:12345678CN2567IC2BTL074CNC80.47U/63VC90.47U/63VR1018KR93KC30.33uF/63VC7

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42、50VC100.1U/50VC180.1U/50VC230.1U/50V+15V-15VR2610K+15VR13NCC140.015U/100V3%+15V-15VC290.1U/50VC28NCR36NU-15VR35NCJUMPERCHANGESFOR2003C13 CHANGEDTO4N7C28 CANCELED&SHORTEDC32 CHANGEDTO47NC34 CHANGEDTO47NR12 CHANGEDTO22KR13 CANCELEDR34 CHANGEDTO360RR41 CHANGEDTO4K7R43 CHANGEDTO5K1R23 CANCELEDR44 CANCEL

43、EDNX25PCHANGESFORAUGUST2005C3 CHANGEDTO330NR5 CHANGEDTO3KR9 CHANGEDTO3KFrom CN1 P-200FATONE-BOARD-CIRTo CN1 P-200AMP PCBSchematic-NX25P-200FRC-BOARD-CIR-00-V011208.pdfA412345678ABCD87654321DCBAP-200AMPTitel:Size:Model No:NX25PRevision:VER061206Date:17-Mar-2007Sheet1of1File:Drawn By:DECHUNQIN11223344

44、55CN2C57103C60103D331N4002D321N4002C524700uF/80VC534700uF/80VC464700uF/50VC474700uF/50VC510UC2910UVin2GND1Vout3IC4LM337Vin3GND1Vout2IC3LM317R62.7KR202.7KR5220RR21220RC1010UC3010UC1110UC2310UC6104C28104C12104C2210474IC2CTL07184IC5CTL072C25104C34104C3104C1104+VCC2-VCC2+VCC1-VCC1+15V-15VR7547KR744.7KR7

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