Yorkville LS720P Service Manual 电路图.pdf

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: CANADA Yorkville Sound 550 Granite Court Pickering, Ontario L1W-3Y8 CANADA Voice: (905) 837-8481 Fax: (905) 837-8746 Quality and Innovation Since 1963 Printed in Canada SERVICE MANUAL LS720P MODEL TYPE: YS1055 RadioFans.CN 收音机爱 好者资料库 Manual-Service-ls720p-00-1v0.pdf The exclamation point within an equilatereal triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature 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 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 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 INSTRUCTIONS safety-4v5.eps April 3/2007 CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. FOLLOW ALL INSTRUCTIONSSUIVEZ TOUTES LES INSTRUCTIONS Instructions pertaining to a risk of fire, electric shock, or injury to a person Read Instructions: The Owners Manual should be read and 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, 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 Sources Your 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. Precau- tions should be taken so that the grounding scheme on the unit is not defeated. Hazards Do 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. Do not install near any heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat. No naked flame sources, such as lighted candles, should be placed on the apparatus. Power Cord Do 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 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 UNIT. Unplug this apparatus during lightning storms or when unused for long periods of time. Service The 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 PIECE REPARABLE PAR LUTILISATEUR. CONSULTEZ UN TECHNICIEN QUALIFIE POUR LENTRETIENT Instructions relatives au risque de feu, choc lectrique, ou blessures aux personnes Veuillez Lire le Manuel: Il contient des informations qui devraient tres comprises avant lopration de votre appareil. Conservez. Gardez S.V.P. ces instructions 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 lhumidit. 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: Alimentation Lappareil 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. Risque Ne 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. Ne procdez pas linstallation prs de source de chaleur tels que radiateurs, registre de chaleur, fours ou autres appareils (incluant les amplificateurs) qui produisent 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 dAlimentation Ne pas enlever le 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 plus 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 PAS LAPPAREIL si le cordon dalimentation est endommag. Dbranchez cet appareil durant les orages ou si inutilis pendant de longues priodes. Service Consultez un technicien qualifi pour lentretien de votre appareil. S2125A RadioFans.CN 收音机爱 好者资料库 ls720s Parts List 10/1/2007 YS #DescriptionQty.YS #DescriptionQty.YS #DescriptionQty. 5906RED 3MM LED 1V9 20MA.4SPCER T&R13682250 MALE PCB TAB REEL1347841/4W 17K40 0.1% * T&R RES2 5907YEL 3MM LED 1V9 20MA.4SPCER T&R139211/4 JCK PCB MT VERT STER RT SWT250211/4W 18K7 1% T&R RES2 5908GRN 3MM LED 1V9 20MA.4SPCER T&R13453XLR MALE PCB MT VERT261231/4W 20K0 1%MINI MF T&R RES2 6421MR752 200V 6A0 DIODE43925XLR FEML PCB MT VERT 24MM U-CONT261181/4W 22K 5%MINI T&R RES10 64381N4007 1000V 1A0 DIODE T&R63451EYELET SMALL 0.089 OD PLATED549561/4W 27K 5% .2U T&R RES1 6733BAT85 30V 0A2 DIODE SCHT T&R68565BAR HANDLE ALL METAL RECTANGULAR261221/4W 33K 5%MINI T&R RES2 68251N4148 75V 0A45 DIODE T&R25860410-32 T NUT446861/4W 37K4 1% METAL FILM T&R RES3 6892UF4004 200V 1A0 DIODE ULTRAFAS13501B52200F006 COMP WASH #4 SMALL961191/4W 47K 5%MINI T&R RES7 64321N5248B 18V0 0W5 ZENER 5% T&R539796POS XSISTOR TO220SPRING148361/4W 68K 5% T&R RES2 64401N750ARL 4V7 0W5 ZENER 5% T&R23645AC SOCKET RECEPTACLE WITH 0.250 TAB149291/4W 82K 5% .2U T&R RES1 64611N5240BRL 10V0 0W5 ZENER 5% T&R13803NYLON SECUR-A-TACH MINI PLASTIC TIE149421/4W 100K 5% .2U T&R RES1 6728MC78L05ACP TO92 P 5V0 REG TR V4138104 NYLON CABLE TIE861201/4W 100K 5%MINI T&R RES8 68181N5245B 15V0 0W5 ZENER 5% T&R138415.5 NYLON CABLE TIE247761/4W 113K 1% T&R RES2 6871MC7915CT TO220 N 15V0 REG V218632KNOB ROUND PUSHBUTTON 1/4 GREY146381/2W 150K 5% T&R RES1 6872MC7815CT TO220 P 15V0 REG V119916KNOB 0-DEG GRY SOFT GRAY RIB148411/4W 220K 5% T&R RES1 5103MPSA06 TO92 NPN TRAN T&R TA19917KNOB 0-DEG GRN SOFT GRAY RIB161261/4W 220K 5%MINI T&R RES2 5105MPSA13 TO92 NPN DARL T&R TA29918KNOB 0-DEG BLU SOFT GRAY RIB161271/4W 470K 5%MINI T&R RES4 51072N5551 TO92 NPN TRAN T&R TA434268 3/16 SJT AC LINE CORD REMOVB-CSA161061/4W 620K 5%MINI T&R RES1 51082N5401 TO92 PNP TRAN T&R TA38258DY LOGO ELITE SERIES MEDIUM DOMED148441/4W 1M 5% T&R RES2 5114MPSA92 TO92 PNP TRAN T&R TA23792_288UH CHOKE 89T20AWG/77091MAGNTKS149481/4W 1M 5% .2U T&R RES5 6967IRFP23N50L TO247 NCH MFET TM23792CO 77091-A7 KOOL-MU TOROID CORE161321/4W 8M2 5%MINI T&R RES1 6542LM318 IC OP AMP1353824 PIN BREAKAWAY LOCK .1560.16747511/4W 22M 5% T&R RES1 660374HC14N IC HEX INV SCHMID23549TRIFURCON TERM .1564371017.0 6C-26AWG RIB 1 W/LCK HDR 0981 660574HC86N IC QUAD 2INP XOR13662_6 CIR WAFER W/LCK VT 0.1 GOLD12899STANDARD FERRITE CORE2 6640LM311 IC VOLTAGE COMPARATOR236726 CIR CABLE HOLDER .098188654-40 X 5/16 PAN PH MS JS5002 6745LM13600N IC XCONDUCTANCE AMP188006-32 KEPS NUT ZINC328842#4 X 5/16 PAN QUAD TYPE A JS500 BLK8 6804MC33079P IC QUAD OP AMP188546-32 X 1/4 0.D. HEX NUT ZINC CLEAR188326-32 X 1/4 PAN PH TAPTITE JS5008 6840MC33078P IC DUAL OP AMP287878-32 KEPS NUT ZINC288016-32 X 3/8 PAN PH TAPTITE JS5004 6882TL072CP IC FET DUAL OP AMP786021/4-20 T NUT1688236-32 X 1 PAN PH TAPTITE JS50029 6884NE5532N IC DUAL OP AMP287975/16-18 KEPS NUT JS500187638-32 X 1/2 PAN PH MS JS500 BLACK2 6887IR2110 IC HILO FET DRIVER14043SIL-PAD GASKET 15.1X.092518756#10 X 3/4 PAN PH TYPE A BLACK OXIDE20 6467_10K 10% THERMISTOR TO-92 NTC1459922AWG SOLID SC WIR T&R JMP38727#10 X 1 PAN PH TYPE A JS500 BLACK12 5200_10P 200V 5%CAP T&R RAD CER.2NPO146605.0W 0R047 5% BLK RES2878610-32 X 1 1/4 PAN QD MS JS500 BLACK8 5199100P 100V 2%CAP T&R RAD CER.2NPO246821/2W 1R 5%PHILIPS SMAL T&R RES18777#14 X 1FLAT PH TYPE A JS500 M6 HEAD4 5408_47P 100V 10%CAP T&R BEAD NPO147032.0W 2R 5% T&R RES18928#14X11/4 ALLEN FLHD WOOD SCRW JS5006 5412220P 100V 10%CAP T&R BEAD NPO149111/4W 2R2 5% T&R RES189265/16-18X3 CARRIAGE BOLT ZINC1 5194470P 1000V 10%CAP T&R RAD CER.2Y5P147482.0W 3R9 5% T&R44143NYLON SPACER L=.312 1D=.171 OD=.37517 5201470P 100V 5%CAP T&R RAD CER.2NPO648131/4W 6R2 5% T&R RES238591/2 PLASTIC HEX SPACER #42 5206_1N 400V 5%CAP T&R RAD .2FLM120101/8W 10R0 2%FLAME PROOF T&R RES4747115 8R 1000WPRGM 3V.C. NEO SPEAKER1 5208_2N2 400V 5%CAP T&R RAD .2FLM220381/4W 11R FUSIBLE T&R RES284823/8 1D FLAT WASHER2 5275_3N3 100V 5%CAP T&R RAD .2FLM161341/4W 47R 5%MINI T&R RES188183/4 OD X 3/8 ID X .080 THICK WASHER1 5820470P 200V 5%CAP T&R BEAD NPO220181/8W 75R 2%FLAME PROOF T&R RES13522DPDT MINI PC VERT SNP ALT1 5204_10N 100V 10%CAP T&R RAD .2FLM120191/8W 100R0 1%FLAME PROOF T&R RES13585DPDT ROKR SW QUIK 250 AC/PWR IEC651 5209_4N7 250V 5%CAP T&R RAD .2FLM349841/4W 150R 5%MINI T&R RES3CH1337 NX750P POWER TRFMR TRD1 5210_22N 100V 10%CAP T&R RAD .2FLM149441/4W 220R 5% .2U T&R RES1 5224_47N 100V 10%CAP T&R RAD .2FLM249771/4W 220R 5%MINI T&R RES1 5271_5N6 100V 5%CAP T&R RAD .2FLM148211/4W 470R 5% T&R RES1 6451_4N7 250V 20%CAP BLK Y 10MM AC147431/4W 681R0 0.1% * T&R RES2 5212100N 63V 5%CAP T&R RAD .2FLM4047581/4W 953R 1% T&R RES1 5226_68N 100V 5%CAP T&R RAD .2FLM149811/4W 1K 5%MINI T&R RES12 5227_82N 100V 5%CAP T&R RAD .2FLM261101/4W 1K0 1%MINI MF T&R RES2 5229150N 63V 10%CAP T&R RAD .2FLM445851/4W 1K2 5%MINI T&R RES2 5230180N 63V 5%CAP T&R RAD .2FLM247691/4W 1K4 1% T&R RES1 5231220N 63V 10%CAP T&R RAD .2FLM320341/8W 1K5 5%FLAME PROOF T&R RES2 5233330N 63V 5%CAP T&R RAD .2FLM220511/4W 1K5 FUSIBLE T&R RES3 5234470N 63V 10%CAP T&R RAD .2FLM149881/4W 1K5 5%MINI T&R RES3 5242100N 250V 20%CAP BLK X2 15MM AC146831.0W 1K8 5% T&R RES1 5254_1U 63V 20%CAP T&R 4X7MM .2EL161131/4W 2K 5%MINI T&R RES2 5255_1U 63V 20%CAP T&R RAD .2EL248471/4W 2K2 5% T&R RES2 5257_2U2 63V 20%CAP T&R RAD .2EL148641/4W 2K7 5% T&R RES1 5258_4U7 63V 20%CAP T&R 8X7MM .2EL249361/4W 2K7 5% .2U T&R RES2 5266680N 250V 20%CAP BLK X2 30MM AC161361/4W 3K3 5%MINI T&R RES4 5949_3U3 140AC10%CAP BLK RAD POLYP FLM348141/4W 3K6 5% T&R RES2 5951_3U3 250DC10%CAP BLK MPOLYP FLM147561/4W 4K120 0.1% * T&R RES2 5631_22U 50V 20%CAP T&R 6X7MM .2EL247741/4W 4K12 1% T&R RES2 5961_33U 16V 20%CAP T&R RAD .2NP249431/4W 4K7 5% .2U T&R RES3 5879100U 16V 20%CAP T&R 8X7MM .2EL149821/4W 4K7 5%MINI T&R RES3 58623300U 180V 20%CAP RAD 40X50MM 5PIN249391/4W 5K1 5% .2U T&R RES1 58872200U 50V 20%CAP BLK 18X27MM EL247171/4W 6K19 1%MINI T&R RES1 4434_10K B LIN 9MM DETENT P32249781/4W 6K8 5%MINI T&R RES5 4436_10K B LIN 12MM STEREO P34161121/4W 9K09 1%MINI MF T&R RES1 23984.0 AMP CIRCUIT BREAKER147621/4W 9K760 0.1% * T&R RES2 71232 X 30 X 72 2 MIL PLASTIC BAG150161.0W 9K760 0.5% * T&R RES4 64921300UH COIL COMMON MODE 4AMP147685.0W 12K 5% BLK RES5 8483ADAPTOR,SPEAKER STAND,METAL,BLACK149401/4W 10K 5% .2U T&R RES8 8520RUBBER BUMPER WITH WASHER -MEDIUM-449831/4W 10K 5%MINI T&R RES4 8570CORNER,2 LEGS NOTCED BLACK POWDER C861161/4W 10K0 1%MINI MF T&R RES1 3485CLIP 250X032 18-22AWG RIGHT ANGL448561/4W 12K 5% T&R RES2 3489CLIP 250X032 18-22AWG DISCO/INSL547751/4W 14K0 1% T&R RES1 3490CLIP 250X032 14-16AWG DISCO/INSL1649791/4W 15K 5%MINI T&R RES2 RadioFans.CN 收音机爱 好者资料库 BLOCK-