Yorkville AP1020 Service Manual 电路图.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: CANADA Yorkville Sound 550 Granite Court Pickering, Ontario L1W-3Y8 CANADA Voice: (905) 837-8481 Fax: (905) 837-8746 Quality and Innova

2、tion Since 1963 Printed in Canada SERVICE MANUAL AP1020 MODEL TYPE: YS1020 RadioFans.CN 收音机爱 好者资料库 Manual-Service-ap1020-00-1v0.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 t

3、he 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

4、 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 tr

5、iangle 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

6、 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 Manua

7、l 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 f

8、ire 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 voltag

9、e 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

10、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 ins

11、talling 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 c

12、onnected 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)

13、 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

14、 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 co

15、rd 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)

16、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 appar

17、eil. 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 lec

18、trique, 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 corres

19、pondant 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 q

20、ue 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 tabl

21、e 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 t

22、re 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 a

23、utres 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 de

24、s 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 e

25、n 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 mu

26、rale. 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

27、资料库 7V5 500mW D53R 7V5 500mW D52R 30V 500mW D35R 30V 500mW D36R 25V100n C36 25V100n C39 25V100n C40 25V100n C53 4uH L1R 220p C64 220p C63 220p C68 220p C67 82K5 R26R 1K5 R79R 82K5 R23R 82K5 R27R 82K5 R24R 47R R74R 47R R75R 390R R63R 475R R46R 475R R50R 10R R83 1M R85 10R R86 1R R125R 37K90 R32R 3K16

28、0 R33R 47R R30R 4K590 R34R 1K R29R 1K0_1% R28R 324R0 R35R 390K R89 390R R62R 7K5 R131R 1K54 R90 9K760 R95 1K54 R92 9K760 R94 9K760 R93 9K760 R91 100K R96R 10K0 R98 10K0 R99 1M R101 1K54 R102 9K760 R108 1K54 R104 9K760 R106 9K760 R105 9K760 R103 220K R109 220K R112 100R R67R 100K R96L 82K5 R24L 82K5

29、R27L 82K5 R23L 82K5 R26L 1R R129R 15n C19R 100p C20R 220p C66 220p C65 220p C70 220p C69 180p C18R 27p C73R 27p C74R 27p C74L 27p C73L 1/2 MC33078 U2AR 6 5 7 1/2 MC33078 U2BR 2 3 1 1/2 MC33078 U2AR 2 3 1 (4=V-,8=V+) 1/2 MC33078P U6 6 5 7 1/2 MC33078 U2BR 6 5 7 (4=V-,8=V+) 1/2 MC33078P U8 2 3 1 (4=V-

30、,8=V+) 1/2 MC33078P U7 6 5 7 (4=V-,8=V+) 1/2 MC33078P U8 6 5 7 1/2 MC33078 U6 2 3 1 1/2 MC33078 U7 2 3 1 1/2 MC33078 U1L 2 3 1 1/2 MC33078 U1R 6 5 7 47K R76R 33K R77 47K R78R 475R R38R 5900 R80R 33R R11R 6190 R45R 6190 R49R 562R R47R 562R R48R 2K32 R37R 2K R31R 5K9 R81R 5K9 R82R 33K R84 33K R58R 82K

31、5 R87 47K R88 7K5 R132R 82K5 R100 5K9 R107R 47K R111 47K R117 100K R115 2K R31L 43K R128R 8K2 R127R 6K19 R133R 2K43 R124R 75R R130R 75R R126R 4M7 R113 4M7 R110 8K25 R73R 8K25 R71R 2M2 R118 2M2 R116 47K R114 10R R135L 10R R135R 10R R134R 100K R136R 10R R134L 16V/1W BZX79 D40R 16V/1W BZX79 D41R 25V 10

32、n C30R 25V 10n C29R 100V 47n C33R 22nC71 910R 10W R42R 910R 10W R39R 25V 33n C49L 100V 100n C37R 100V 100n C38R 16V 100n C45R 16V 100n C46R 16V 100n C47R 16V 100n C48R 25V 33n C49R 25V 100n C50 25V 100n C51 25V 100n C52 4148 D46R 4148 D45R 4148 D47R 4148 D49R VH- WC1 PS_GND WC2R VH+ WC3 ROG WC4 LOG

33、WC5 A_OUT WC6 B_OUT WC7 PS_GND WC2L D28 D33 D32 D44R D43R D5 330u 100V C54R 330u 100V C55R 2u2 16V C35 2u2 16V C34 2N5638 Q29R 2N5638 Q29L U10 1 2 3 4 5 6 78 9 10 11 12 13 14 4K7 0.5W R36R 7R5 0.5W R70R 7R5 0.5W R69R 442R 0.5W R41R 442R 0.5W R44R SRT LIN_PH NO_GOLD JB31 2 3 4 5 6 SRT RIN_PH NO_GOLD

34、JB41 2 3 4 5 6 BAV21 D21R BAV21 D13R D10R D9R D11R D16R 4148 D29 4148 D30 BAT85 D12R BAT85 D15R D42R BAT85 D50R D51R 10K R119 10K R120 0R1 5W R121R 0R1 5W R54R 0R1 5W R52R 0R1 5W R122R 0R1 5W R51R 0R1 5W R123R MJL21193 Q15R MJL1302A Q10R MJL21193 Q13R MJL21193 Q23R BC560 Q9R BC560 Q33R BC550 Q20 BC5

35、50 Q8R BC550 Q7R BC550 Q32R BC550 Q34R MJL21194 Q21R MJL21194 Q14R MJL3281A Q22R MJL21194 Q12R 4V7 1N750A ZD9R 4V7 IN5257A ZD8R A63 Q24R A13 Q25R 470u 25V C25R 470u 25V C26R CW LIN 100R RT1R OUT IN SW3 4 5 6 OUT IN GND_LIFT SW3 1 2 3 OUT IN LIMITER SW1 4 5 6 MT1 MT2 G MAC15A6FP Q18R 1R8 5W R57R DIAC

36、 MBS4991 8V Q19R MC1 1 2 3 4 5 6 7 8 WC8 WC9 16v 10u C57R 2V5 NJM431 D27R 1 23 16v330n C59 16v330n C60 16v330n C61 16v330n C62 OPTOLED U3R 1 2 OPTOLED U4R 1 2 BC560 Q30R X1 X2 X3 X4 M COM LR MONO-STEREO-BRIDGE S3 13141516 M COM LR S3 5678 M COM LR S3 1234 MJL21193 MJL21194 ECB MJL1302A MJL3281A ECB

37、500mW 16v D34 NUTRIX LIN_XLR JB5 1 3 2 NUTRIX RIN_XLR JB6 1 3 2 33n16v C41 33n16v C42 33n16v C43 33n16v C44 33u16V C56 33u16V C58 33U16V C17R 33u 16V C72L 33u 16V C72R TP1 TP2 TP3 TP4R TP5R TP6 TP7 MR854 D20R MR854 D19R 1N4004 D38R 1N4004 D39R BC550 Q31R - + + 2 1 BRIDGE SPEAKONJB1 1 2 3 4 - + + 2 1

38、 B_OUT SPEAKON JB2 1 2 3 4 4N35 U3R 6 5 4 4N35 U3L 6 5 4 4N35 U4R 6 5 4 OUT IN OUT IN 475R R140R 475R R137R 475R R139R 475R R138R D56R D57R D55R D54R MPSA13 E B C MPSA63 PCB#:YORKVILLENAME: MODELS:SCH ISSUE: TITLE: DATE:2.50 INPUT/PWR_AMP MAY/28/2003 M1088.SCH AP_800 _ M1088 - BC550C C B E BC560CMPS

39、4991 NC MT1 MT2 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 #DESCRIPTION OF CHANGEVER#DATE MODEL(S):- D AUG/14/96 . . . . . JUN/26/95 JUN/21/95 MAY/30/95 2.50 V 2.10 . . . . . 2.00 1.20 1.10 PC#6609_C54R/C55R_220u-330u N PC#5189_C65,C66,C69,C70_27P-220P Q23_TO_THE_BASE_OF_Q9 Q2

40、1_TO_THE_BASE_OF_Q8_ALSO_FOR_Q15, D16L/R_ADD_475R_FROM_EMITTER_Q14, DIODE_IN_SERIES_WITH_D11L/R_AND C29L/R_C30L/R_47N-10N-ADD_4148 PC#4848_R50L/R_R46L/R_158R-475R DC_VOLTAGES_ADDED_TO_SCHEMATIC PC#4806_R126R/R130R_47R-75R AP-800 M1088.SCH_DATABASE_HISTORY BT139 G MT2 MT1 V+ V+ V+ V+ V+ V+ V+ V+ V+ V

41、+ V+ V+ FET_CNTL FET_CNTL FET_CNTL LPOST PS_GND PS_GND A_OUT RGT_THRM RSPRE RSPRE LCLP LCLP LCLP LFT_THRM RSIG RSIG RSIG VH+VH+ VH+ V- V- V- V- V- V- V- V- V- VH-VH- VH- LSPOST LSPOST LSPOST LIMABLE LIMABLE KILL LSPRE LSPRE RCLP RCLP LVGND LVGNDLVGND LVGND LVGND LVGND LVGND LVGND LVGND LVGND RSPOST

42、RSPOST CHASSIS -BAT -BAT -BAT LREF LREF LREF LREF LREF LREF LREF LREF LREF LREF +BAT +BAT +BAT +BAT RREF RREF RREF RREF RREF RREF RREF RREF RREF AMPOUT AMPOUT ROG ROG ROG ROG ROG ROG ROG ROG ROG ROG ROG ROG ROG LOG LOG LOG LOG LOG LOG LAST J = J109 LAST U = U10 LAST Q = Q34 LAST D = D57 LAST C = C74

43、 LAST R = R140 RIGHT = B CHANNEL LEFT = A CHANNEL V- = -16VDC V+ = +16VDC TEST POINT ALL UNMARKED DIODES ARE IN4148 NOTES:NOTES: ADJUST RT1R FOR AT 120VAC IN 4 OHM MODE WHILE AMP IS TP4 TP5 10mV BETWEEN M1091 TO SENSE CLIP CHAN AMP TO LEFT CIRCUIT LIMIT SENSING LONG TERM CURRENT AMPLIFIER SHUTDOWN C

44、IRCUIT M1090 12Db/Oct 12Db/Oct -1dB 6Hz -1dB 40Hz -1dB 6Hz OF U1R TO PIN 8 OF U1R TO PIN 4 TO PIN 4 OF U2R TO PIN 8 OF U2R TO POWER SUPPLY BOARD BINDING POSTS OUTPUT SPEAKER - + ONLY! ONLY! 2% 2% STEREO,MONO: RSIG = RSPOST LVGND AT THE INPUT JACKS ISOTHERMAL TO RIGHT HEATSINKISOTHERMAL TO LEFT HEATS

45、INK BOARD VOLUME CONTROL BRIDGED: RSIG =LSPOST -1dB 40Hz BALANCED INPUTFILTER FILTER SWITCH FILTER SWITCH FOURTEEN 1 TO PIN 4 OF MC33078 TO PIN 4 OF MC33078 NOTE:NOTE: CABLE HEADER RREF AND LREF CONNECT TO CABLE RIBBON CONDUCTOR RIGHT CHAN LEFT CHAN BYPASS CAPS PIN 1 MEASURED 120VAC IN 4 OHM MODE WI

46、TH REFERENCE TO GROUND ALL DC VOLTAGES MEASURED -15V -19V +16V +0.4V -16V +16V - + 180P PC#5393_MODIFIED_FOR_NEW_HEATSINK PC#5360_EYELETS_ADDED_FOR_PHONE_JKS ROUTING_ALTERED_AT_Q7L/R PC#5032_SLDMSK_ALTERED_AT_S3 PC#4787_BREAKAWAYS_MOVED PC#5189 . . . . . . . . . . AP-800-VX800 M1088.PCB_DATABASE_HIS

47、TORY Q25LA13 D53R 7V5 C57L 10u 16v C29L 10N C33L 47N D39L 4004 R70L 0.5W 7R5 R69L 0.5W 7R5 R38R 475R D40L 16V/1W D41L 16V/1W D54L4148 R71L 8K25 J7L J10L J9L J8L J11L J12L J14L J15L J13L J18L J17L J16L J1L J2L J3L J4L J5L J6LJ19L J20L J21L J22L J23L J24L R49L 6K19 U2BL MC33078 ZD8R 4V7 J39R J25L D12R

48、 BAT85 J30R J32L D35R 30V2% J34L J31L J33L R42L 910R 10W D36L 30V2% J35L V T R D28 4148 C54L 330U 100V J43RJ42L J40L J44R J40R C55R 330U 100V J99R J108L C54R 330U 100V J76 J72 C46L 100N V T R J102 RTV R96L 100K R23L 82K5 JB2L SPEAKON J48 J46L J79 J98R J26R C48L 100n J71 J29R R114 47K J50 R11R 33R2 R

49、129R 1R J69 J70 R115 100K J88 C55L 330U 100V J84 J86 J89 J57 R135R 10R V T R V T R V T R V T R V T R V T R V T R V T R V T R R128R 43K D20R MR854 R75R 47R R57R 1R8 5W R134R 10R ZD8L 4V7 J95R C47L 100n D46L 4148 J29L C74R 27P R130L 75R R130R 75R D47L 4148 D49R 4148 D46R 4148 D56L 4148 D47R 4148 J97L 550 C73R27P C74L 27P C73L 27P D11R 4148 R135L10R J43L D52R 7V5 L1R 4uH R133L 6K19 D27R NJM431 2V5 R133R 6K19 Q21R MJL21194 D44L 4148 C59 330N R127L 8K2 Q31L BC550 Q30L BC560 D45R 4148 D44R 4148 V T R R127R 8K2 Q31R BC550 Q30R BC560 RTV D30 4148 C20L 100P D4