Yorkville-AM50T-pwr-sm 维修电路原理图.pdf

U.S.A.Yorkville Sound Inc.4625 Witmer Industrial EstateNiagara Falls, New York14305 USAVoice: (716) 297-2920Fax: (716) 297-3689WORLD HEADQUARTERSWEB ACCESS: http:/CANADAYorkville Sound550 Granite CourtPickering, OntarioL1W-3Y8 CANADAVoice: (905) 837-8481Fax: (905) 837-8746Quality and Innovation Since 1963Printed in CanadaSERVICE MANUALAM50TMODEL TYPE: AM50RadioFans.CN 收音机爱 好者资料库Manual-Service-am50t-1v0.pdfIMPORTANT SAFETY INSTRUCTIONSsafety-4v3.eps Oct. 26/05CAUTION:TO REDUCE THE RISK OF ELECTRIC SHOCK, DONOT REMOVE COVER (OR BACK).NO USER SERVICEABLE PARTS INSIDE.REFER SERVICING TO QUALIFIEDSERVICE PERSONNEL.INSTRUCTIONS PERTAINING TO ARISK OF FIRE, ELECTRIC SHOCK,OR INJURY TO PERSONSRead InstructionsThe Owners Manualshould be read and understood before operation of your unit. Please, save these instruc-tions for future reference.PackagingKeep the box and packaging materials, in case the unit needs to be returned for service.WarningWhen 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 owners 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. Precautions should be taken so that the grounding scheme on the unit is not defeated.HazardsDo not place this product on an unstable cart, stand, 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 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 require installation by an instructed person or the use of ready made leads or cords.Ensure that proper ventilation is provided around the appliance.No naked flame sources, such as lighted candles, should be placed on the apparatus.Power CordThe 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 UNIT.ServiceThe unit should be serviced only by qualified service personnel.AVIS:AFIN DE REDUIRE LES RISQUE DE CHOC ELECTRIQUE,NENLEVEZ PAS LE COUVERT (OU LE PANNEAU ARRIERE) NE CONTIENT AUCUNE PIECEREPARABLE PAR LUTILISATEUR.CONSULTEZ UN TECHNICIEN QUALIFIEPOUR LENTRETIENTINSTRUCTIONS RELATIVES AU RISQUEDE FEU, CHOC LECTRIQUE, OUBLESSURES AUX PERSONNESVeuillez Lire le ManuelIl contient des informations qui devraient tres comprises avant lopration de votre appareil. Conservez S.V.P. ces instructions pour consultations ultrieures.EmballageConservez la boite au cas ou lappareil devait tre retourner pour rparation.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 quindiqu 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 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 produit. 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 quaucun objet rempli de liquide tel que des vases ne doit tre plac sur lappareil.Assurez que lappareil est fourni de la propre ventilation.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 dAlimentationvitez dendommager le cordon dalimentation. NUTILISEZ PAS LAPPAREIL si le cordon dalimentation est endommag.ServiceConsultez un technicien qualifi pour lentretien de votre appareil.RadioFans.CN 收音机爱 好者资料库YS-118PWYS No. DescriptionQty.YS No. DescriptionQty.6405 RED 3MM LED 1V7 5MA BRT24599 22AWG SOLID SC WIR T&R JMP416408 GRN 3MM LED 1V9 5MA FROSTED15299 24AWG SOLID SC WIR RAD JMP26825 1N4148 75V 0A45 DIODE T&R74675 1/2W 10R 5% T&R RES26438 1N4007 400V 1A0 DIODE T&R14816 1/4W 33R 5% T&R RES16827 1N5402 200V 3A0 DIODE44704 5.0W 33R 5% BLK RES16822 1N4745A 16V0 1W0 ZENER 5% T&R24897 1/4W 120R 5% T&R RES26824 1N5246B 16V0 0W5 ZENER 5% T&R14857 1/4W 220R 5% T&R RES45105 MPSA13 TO92 NPN TRANS DARL T&R24770 1/4W 249R 1% T&R RES26755 LM3876T IC 40 WATT POWER AMP14655 1/2W 330R 5% T&R RES86798 MC4741CP IC QUAD OP AMP14799 1/4W 562R 1% T&R RES26840 MC33078P IC DUAL OP AMP14981 1/4W 1K 5%MINI T&R RES36882 TL072CP IC FET DUAL OP AMP44824 1/4W 1K5 5% T&R RES36889 TL074CN IC QUAD O/A T.I ONLY26113 1/4W 2K 5%MINI T&R RES35402 _15P 100V 10%CAP T&R BEAD NPO24883 1/4W 2K49 1% T&R RES15199 100P 100V 2%CAP T&R RAD CER.2NPO24827 1/4W 4K7 5% T&R RES55410 100P 100V 10%CAP T&R BEAD NPO34639 1/4W 4K99 1% T&R RES45420 680P 50V 10%CAP T&R BEAD NPO24893 1/4W 5K1 5% T&R RES15422 _1N 50V 10%CAP T&R BEAD NPO44863 1/4W 8K2 5% T&R RES25208 _2N2 400V 5%CAP T&R RAD .2FLM24800 1/4W 10K0 1% T&R RES126451 _4N7 250V 20%CAP BLK Y 10MM AC14829 1/4W 10K 5% T&R RES95204 _10N 100V 10%CAP T&R RAD .2FLM26116 1/4W 10K0 1%MINI MF T&R RES35207 _18N 100V 5%CAP T&R RAD .2FLM24830 1/4W 15K 5% T&R RES26435 _22N 275V 20%CAP BLK X2 15MM AC16123 1/4W 20K0 1%MINI MF T&R RES25308 _47N 50V 10%CAP T&R BEAD X7R14840 1/4W 33K 5% T&R RES25310 _68N 50V 10%CAP T&R BEAD X7R14834 1/4W 47K 5% T&R RES25228 100N 100V 5%CAP T&R RAD .2FLM14803 1/4W 49K9 1% T&R RES15314 100N 50V 10%CAP T&R BEAD X7R154836 1/4W 68K 5% T&R RES15230 180N 63V 5%CAP T&R RAD .2FLM16120 1/4W 100K 5%MINI T&R RES55317 180N 50V 10%CAP T&R BEAD X7R14849 1/4W 180K 5% T&R RES25231 220N 63V 10%CAP T&R RAD .2FLM24844 1/4W 1M 5% T&R RES15233 330N 63V 5%CAP T&R RAD .2FLM13586 ACC# 1BB1C1C SHORT REVERB15234 470N 63V 10%CAP T&R RAD .2FLM18742 4-40 X 3/8 PAN PH TAPTITE JS50025255 _1U 63V 20%CAP T&R RAD .2EL38842 #4 X 5/16 PAN QUAD TYPE A JS500 BLK25256 _1U 63V 5%CAP T&R RAD .2FLM28801 6-32 X 3/8 PAN PH TAPTITE JS50055257 _2U2 63V 20%CAP T&R RAD .2EL18829 6-32 X 3/8 FLAT PH TAPTITE BO#4 HEA45945 _10U 63V 20%CAP T&R RAD .2EL18828 6-32 X 3/4 PAN PH TAPTITE JS50035961 _33U 16V 20%CAP T&R RAD .2NP28876 #6 X 1 1/2 PAN PH TYPE A JS500 BLK45267 100U 25V 20%CAP T&R RAD .2EL38763 8-32 X 1/2 PAN PH MS JS500 BLACK25630 330U 25V 20%CAP BLK 10X13MM EL28767 #8 X 3/4 PAN PHIL TYPE A JS500 BLK85887 2200U 50V 20%CAP BLK 18X27MM EL28815 8-32 X 3/4 PAN PH TAPTITE JS50014417 _10K 5B LIN 9MM HORIZONTAL P2828749 10-32 X 1/2 QDX PH TAPTITE JS50014418 _10K 5C R/A 9MM HORIZONTAL P2818753 #10 X 1/2 PAN PH TYPE A JS500 BLACK164420 _50K B LIN 9MM HORIZONTAL P2828781 #10 X 7/8 FLAT PHIL TYPE A JS500BLK104419 100K B LIN 12MM HORIZONTAL STP2718912 10-32 X 1 FLAT PHIL MS JS500 BLK2711 30 X 50 X 1.5MIL PLASTIC BAG18843 10-32 X 1 1/8 FLAT PH MS JS50023804 SNAP ON 1.5 INSULATING BUSHING18770 1/4-20 X 1 5/16 TRUSS PH MS JS50028547 PLASTIC FOOT BLACK, POLYETHYLENE88905 YORKVILLE PRODUCT SCHEMATIC18570 CORNER, 2 LEGS NOTCED LIP BLACK63833 8 X 3/8 (250 OD,.171 ID)NY SPACER33463 CLIP 110X020 18-22AWG DISCO/INSL27331 8 8R 50WPGM SPEAKER13478 CLIP 205/187X032 18-22AWG DISCO/INS28820 #8 FLAT WASHER JS50043489 CLIP 250X032 18-22AWG DISCO/INSL98473 #10 BLACK CUPWASHER SWF-10BK33490 CLIP 250X032 14-16AWG DISCO/INSL13421 DPDT PUSH SW PCMT MAKE B4 BREAK13601 RING TERMINAL 16AWG WIRE & #8 SCREW33698 SPST ROKR SW QUIK 180 AC PWR BL/BL13682 250 MALE PCB TAB REEL108468 VELCRO STRAP 3/4X22CM (VELSTRAP)13795 #8 GROUND LUG ZIERICK 505-16921309 BLOC-40B/40K/40W/50B XFMR13498 1/4 JCK PCB MT HORZ33886 36 RCA DUAL RED-WHITE PREFAB CABLE13914 RCA SNGL PCB MT HORZ23417S 6-32 SCREW TERMINAL PC MNT SNAP-IN23660 XLR FEML PCB MT HORZ13451 EYELET SMALL 0.089 OD PLATED63414 INTERNATIONAL PC MOUNT FUSEHOLDER22468 0.800 AMP SLO-BLO .25X1.25 FUSE18451 10 STRAP HANDLE,BLACK METAL ENDCAP18604 10-32 T NUT27417 8R 30W TWEETER PIEZO TLC 113745 DUAL XSISTOR PBL SPRING CLEAR ZINC19897 CABINET COVER, BLACK, 54 WIDE13645 AC SOCKET RECEPTACLE WITH 0.250 TAB13801 5/8 BUMPER BUTTON BLACK13803 NYLON SECUR-A-TACH MINI PLASTIC TIE13810 4 NYLON CABLE TIE58642 MAROON KNOB FOR AM WINE RED SERIES68649 BUTTON KNOB FLAT BLACK13428 8 3/18 SJT AC LINE CORD REMOVABLE13834 HEYCO #1214 STRAIN RELIEF18267 SMALL TRAYNOR LOGO EMBOSSED ALUMIN.18910 YORKVILLE PRODUCT MANUAL18900 YORKVILLE WARRANTY CARD 2-YR UNLTD.18701 4-40 KEPS NUT ZINC28800 6-32 KEPS NUT ZINC38787 8-32 KEPS NUT ZINC28845 10-32 PEMNUT C-1032-2-Z128898 1/4-20 CAGE NUT C79 9814202723830 TO218 PREGREASED MICA 56-78-2AP18581 CUSTOM PBL TRANSISTOR SPACER14597 22AWG STRAN TC WIR JMP7#Part#DescriptionLabeled Components174178R 30W TWEETER PIEZO TLC 1273318 8R 50WPGM SPEAKER3Z276AM50T GRILL48267SMALL TRAYNOR LOGO EMBOSSED ALU58570CORNER, 2 LEGS NOTCED LIP BLACK6845110 STRAP HANDLE,BLACK METAL EN78473/8912#10 BLACK CUPWASHER /10-32 X 1 FLAT PHIL MS JS500 BL88770/88171/4-20 X 1 5/16 TRUSS PH MS JS500/#10 FLAT WASHER93645AC SOCKET RECEPTACLE WITH 0.250108468VELCRO STRAP 3/4X22CM (VELSTRA118547PLASTIC FOOT BLACK, POLYETHYLEN1234501/4 JCK PCB MT HORZ, GOLD138642MAROON KNOB FOR AM WINE RED SER143421/8649DPDT PUSH SW PCMT MAKE B4 BREAK/BUTTON KNOB153660XLR FEML PCB MT HORZ163698SPST ROKR SW QUIK 180 AC PWR B1734288 3/18 SJT AC LINE CORD REMOVA183586ACC# 1BB1C1C SHORT REVERB19368836 RCA DUAL RED-WHITE PREFAB C2024680.800 AMP SLO-BLO .25X1.25 (Internal Fuse)2122*NOTE: Replacement grills & HF Driver supports are Special-Order and are only available while the model is in production.* Internal Lightbulb not shown64312 79 not shown18/19/20171054358 11 16 12 1413 15 Parts-Serv-AM50T-Speaker EnclosureD261/2TL072U32311/2TL072U12311/233078U22312/233078U26571u16VC19SRTMONONO_GOLDJB2123456RCAREV_RTNJ1012SRTMONONO_GOLDJP3123456100NC411/4MC4741U82312/4MC4741U86574/4MC4741U81312143/4MC4741U891082/2TL072U106571/2TL072U723110KR101100U16VC7100NC40180NC152U216VC18NUTRIXMIC_INJP4132#74153.754R4/4TL074U61312148K2R273/4TL074U69108CWDB100KNOTCHP68K2R2610KR1004n7250V180KR18A10KR20.5W330RR39AS_OFKNOBPART#FUNCTIONREF10987654321#MODEL(S):-DDDD.JAN/2000KKKK.#8641NNNN#4419#4418#4420#4417#4420#4417FFFFNOTCHGAINTREBLEREVERBBASSVOLUMEDDDDP6P5P4P3P2P1AM50M571.PCB_POT_LIST1KR352N2 .C6710KR1547KR471KR484K7R464K7R4510987654321#DESCRIPTION OF CHANGEVER#DATEMODEL(S):-DDDDDDOCT/06/03MAR/22/01MAY/03/00JAN/18/00VVVVVV1.501.401.301.20NNNNNNCORRECT_POLARITY_OF_HORNPC#6358_E_VERSION_XFMR_#1206-1309EUPDATE_CE_PWR-SUPPLYADD_HISTORY/POT_BLOCKSAM50M571.SCH_DATABASE_HISTORY0.5W330RR203470NC62100NC634K99R4910K0R11562RR64K99R34562RR52KR110K0R1915KR8347KR33180KR52P28STYLE1K5R1668KR17MPSA43E B CMPSA56220RR29220RR30220RR3210KR1032/4TL072U365710KR10533RR90100PC31KR700.5W330RR205100NC27D31A13Q10REDLED233KR31100KR65100NC27AD2549K9R710K0R4100NC1512U263VC1211MR31U63VC100220RR2810KR8410K0R1410K0R8210KR852N2C64100KR161NCV_IN+V_IN-MUTEGNDNCNC(+)V-OUTPUTNCV+1110987654321LM3876T10KR1810K0R89120RR531/4TL074U62314K7R254K7R510.5W330RR207D62K49R4110K0R424K75R5010K0R8010K0R1218NC60SW1INOUTNOTCH100NC1523/4TL074U591082/4TL074U56571/4TL074U5231CWDB100KNOTCHP610K0R4410K0R81#732288R40V220NC23A33R5WR24A1KR20A15KR22A18NC6110U63VC17A10KR21AD10ACWTREBLE50KBP4CWBASS50KBP2CWVOLUME210K5CP5100U25VC18A16V1N5246BZD4A100KR55RCAREV_SENDJ1112D60P27STYLE10R0.5WR25A10NC2100NC58100KR40A13Q10A50V1UC22ALM3876U4910371548100NC44680PC16A2KR865KR4347NC21REDLED1100NC50100NC42100NC57D S G2N5638100NC45100NC150100NC4315PC1100PC4CWVOLUME10K5BP115PC121NC11100NC101NC221NC141NC1310K0R8100PC161/2TL072U10231100PC5133U16VC933KR65A10R0.5WR23A68NC68680PC15A1N4004D5A10KR912KR87100KR13A50V1UC21A330U25VC28D26A0.8A-SBF1330R0.5WR2011N5402D4DATE:TITLE:SCH ISSUE:MODELS:PCB#&VER:NAME:YORKVILLESHEET OF1.50AM50_ACOUSTIC_AMPOCT/06/2003M571.SCHAM50M57111100U16VC8249RR631N5402D3REDLED31K5R662200U40VC2522n400VC902200U40VC26120Vac60Hz#1309T116V1N4745AZD310K0R10CWREVERB5B10KP34n7250VC9116V1N4745AZD21N5402D21N5402D1330R0.5WR202180NC230.5W330RR204330U25VC27249RR64100PC56330NC5510NC6633U16VC64K99R614K99R6220K0R5920K0R60SRTLINE-OUTNO_GOLDJB41234562/2TL072U7657BC550CC B EBC560CT400mA22n400V230Vac50Hz#1309E0.5W330RR206120RR9220N.C652/2TL072U16574/4TL074U5131214LGLGLGIGIGIG+35VDC+35VDC-35VDC-35VDCBOGBOGBOGBOGBOGBOGBOGSGSGSGSGSGSGSGSGSGSGSGSGSGSGSGSGSGSGSGSGSGSGSGSGSGSGSGSGSG-16V-16VAGAGAGAGAG+16V+16V+16V+16VYELREDREDBLK100MVRMS100mvrmsPIN 1CLIPCLIPPOLYPOLYPOLYF1SW1C32T1EXPORTGRN/YELBROWNBLUE WHITEGREEN BLACK PIN OUTSLINE OUTREVERB TANK #3586VOLUMES AT 10, TONES AT 0AC VOLTAGES MEASURED AT 1KHz AND WITHALL UNMARKED DIODES ARE 1N4148NOTES:3mVrms1VrmsCHANNEL 2INPUTINPUTCHANNEL 1BLKROUTEGAGE0.01/HOLEVCD-38VDCAG+38VDCSOLDERSIDE M571_7.00M571-7.00AM50DRILL DETL M571_7.00C2825V330UC2725V330UD254148R65A33KR18A33KC6868NC10100NR701K5C12163V1UC4100PC15A680PJ4R504K7R5562RR6562RC141NR344K99R494K99C131NR4747KJ13R22A15KR464K7R454K7ZD216V/1WR514K7U233078C44100NR410K0R52180KR749K9R53120RC933u16VR13A100KR9120RC825V100UR1010K0R21A10KC10063V1UR20A1KTAB9250TABFUNCTIONTAB2250TAB.TAB4250TAB.TAB1250TABFUNCTIONTAB3250TABFUNCTIONTAB10250TABFUNCTIONTAB8250TABFUNCTIONTAB7250TABSEC_INTAB6250TABSEC_INTAB5250TABSEC_GNDR2030.5W330RR390.5W330RJ12R24A5W33RDOWNBARD11N5402DOWNBARD21N5402DOWNBARD31N5402DOWNBARD41N5402J18ZD4A16VR2060.5W330RR661K5R2070.5W330RR2050.5W330RR29220RC55330NC56100PR64249RR63249RR8210K0R8110K0R4410K0R624K99JB10PART#3914.RCA_JACKR614K99U5TLO74R1210K0C152100NRTVF1.#3414AC_LINER6020K0U1TLO72CNU3TLO72R55100KR1768KR161K5R3347KR268K2R278K2U10TLO72U8MC4741R5920K0P28STYLEC43100NJ11J26U4FUNCTION#6755LM38x6STYLEP27J34J30R9033RJ33R872KR2010.5W330RC16A680PJ28J29WC322AWG-+LED1REDC210NWC11GRNR2020.5W330RC45100NC50100NR32220RC23180NR1410K0Q10MPSA13D264148J32KNOBPART#FUNCTIONREFMODEL(S):-AS_OFFREQGAINTREBLEREVERBBASSVOLUME#4417#4418#4420#4417#4420#4417.JAN/2000.#8641P6P5P4P3P2P1AM50M571.PCB_POT_LIST-+LED3GRN1110987654321#DESCRIPTION OF CHANGEVER#DATEMODEL(S):-DDDJUL/05/05MAR/31/05AUG/26/02.JAN/15/02JAN/18/00VVV7.006.005.00.4.003.00NNNMAKE_CE_COMPLIANTPC#6867_REDO_SOLDERMASKMAKE_ALL_LEDS_SAME_LENGTHAND_MASK_FOR_RCA_JACKSMASK_FOR_TABS_PC#6484_NEW_DRILLPC#6177_MOVE_RED_LED_NEW_SOLDER_PC#6250_MOVE_C2_AWAY_FROM_JB2ADD_POT_CH