Yorkville CA12 Commercial Installation Amp 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 CA12 MODEL TYPE: YS1048 RadioFans.CN 收音机爱 好者资料库 Manual-Service-CA12-00-3v0.pdf IMPORTANT SAFETY INSTRUCTIONS safety-4v3.eps Oct. 26/05 CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER SERVICEABLE PARTS INSIDE. REFE

3、R SERVICING TO QUALIFIED SERVICE PERSONNEL. INSTRUCTIONS PERTAINING TO A RISK OF FIRE, ELECTRIC SHOCK, OR INJURY TO PERSONS Read Instructions The Owners Manualshould be read and understood before operation of your unit. Please, save these instruc- tions for future reference. Packaging Keep the box a

4、nd packaging materials, in case the unit needs to be returned for service. 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 a

5、s 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. Hazards Do not place this product on an unstable cart, stand, tripod, bra

6、cket 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 ac

7、cessories 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 ins

8、tallation 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 Cord The AC supply cord should be routed so that it is unlikely that i

9、t will be damaged. If the AC supply cord is damaged DO NOT OPERATE THE UNIT. 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 LUTILISATE

10、UR. 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 S.V.P. ces instructions pour consul

11、tations ultrieures. Emballage Conservez 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: Alimentation Lappareil ne doit tre branch qu une source dalimenta

12、tion 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 afi

13、n 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

14、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

15、 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

16、 cblages extrieurs connects ces dispositifs de connection extrieure doivent tre effectivs par un oprateur form ou en utilisant des cordons dj prpars. Cordon dAlimentation vitez dendommager le cordon dalimentation. NUTILISEZ PAS LAPPAREIL si le cordon dalimentation est endommag. Service Consultez un

17、technicien qualifi pour lentretien de votre appareil. RadioFans.CN 收音机爱 好者资料库 13 2 13 2 +12V 13 2 13 2 +12V 13 2 13 2 +12V 13 2 13 2 +12V 13 2 13 2 +12V 13 2 13 2 +12V Block Diagram for CA12 MODEL TYPE: YS1048 BUS INPUT/OUTPUT CH. INPUT VOLUME LIMITER SW.BRIDGE SW. POWER SW. REMOTE VOLUME JACK SOURC

18、E SELECTION AVC CONTROL SSM2164 LIMITER CONTROL NJM2761 POWER AMPLIFIER TDA8920BTH OUTPUT SELECTION SW. OUTPUT TRANSFORMER OUTPUT TRANSFORMER ZONE 1 AUTO POWER ON/OFF CONTROL CH. INPUT VOLUME LIMITER SW.BRIDGE SW. POWER SW. REMOTE VOLUME JACK SOURCE SELECTION AVC CONTROL SSM2164 LIMITER CONTROL NJM2

19、761 POWER AMPLIFIER TDA8920BTH OUTPUT SELECTION SW. OUTPUT TRANSFORMER OUTPUT TRANSFORMER ZONE 2 AUTO POWER ON/OFF CONTROL CH. INPUT VOLUME LIMITER SW.BRIDGE SW. POWER SW. REMOTE VOLUME JACK SOURCE SELECTION AVC CONTROL SSM2164 LIMITER CONTROL NJM2761 POWER AMPLIFIER TDA8920BTH OUTPUT SELECTION SW.

20、OUTPUT TRANSFORMER OUTPUT TRANSFORMER ZONE 3 AUTO POWER ON/OFF CONTROL CH. INPUT VOLUME LIMITER SW.BRIDGE SW. POWER SW. REMOTE VOLUME JACK SOURCE SELECTION AVC CONTROL SSM2164 LIMITER CONTROL NJM2761 POWER AMPLIFIER TDA8920BTH OUTPUT SELECTION SW. OUTPUT TRANSFORMER OUTPUT TRANSFORMER ZONE 4 AUTO PO

21、WER ON/OFF CONTROL CH. INPUT VOLUME LIMITER SW.BRIDGE SW. POWER SW. REMOTE VOLUME JACK SOURCE SELECTION AVC CONTROL SSM2164 LIMITER CONTROL NJM2761 POWER AMPLIFIER TDA8920BTH OUTPUT SELECTION SW. OUTPUT TRANSFORMER OUTPUT TRANSFORMER ZONE 5 AUTO POWER ON/OFF CONTROL CH. INPUT VOLUME LIMITER SW.BRIDG

22、E SW. POWER SW. REMOTE VOLUME JACK SOURCE SELECTION AVC CONTROL SSM2164 LIMITER CONTROL NJM2761 POWER AMPLIFIER TDA8920BTH OUTPUT SELECTION SW. OUTPUT TRANSFORMER OUTPUT TRANSFORMER ZONE 6 AUTO POWER ON/OFF CONTROL RadioFans.CN 收音机爱 好者资料库 1234 A B C D 4321 D C B A Title NumberRevisionSize A4 Date:15

23、- Feb- 2006Sheet of File:D:OTHER MODELMP1200AMP1270.ddbDrawn By: R109 47K R101 1.5K R103 56K R105 10K R1074.7K C10356P C101 4u7/50V 3 2 1 IC101A 4558 R110 47K R102 1.5K R106 10K R1084.7K C10456P C102 4u7/50V 5 6 7 IC101B 4558 INPUT R104 56K LINE- 1 R1142.2K R115 220K C11156P 3 2 1 IC102A 4558 R11110

24、0K 5 6 7 IC102B 4558 R11910K R120 15K D102 1N4148 C112 100uF/25V R116 4.7K R113100K FC101 N.C FC102 N.C 2 3 1 SW101A 5 6 4 SW101B R112100K Q101 2N4401 R117 100 C109 4u7/50V C105 10u/25V C106 10u/25V R12522K D105 1N4148 1 2 3 4 5 6 7 8 9 10 CNA102 CON10 1 2 3 4 5 6 7 8 9 10 11 12 CNA104 CON7 CLIP- 1

25、POW- 1 VCL- 1 1 2 3 4 5 CNB01 CON5 BUS- L BUS- R MAIN BOARD 1OF 7 17 LHH TO ZONE 1 AMPLIFIER BOARD- A CNB103 TO VOLUME CONTROL CLOCK Clock POWER.1 R- CH.1 L- CH.1 D107 1N4148 +15V - 15V 84 IC102C 4558 84 IC101C 4558 C107 100uF/25V C108 100uF/25V +15V - 15V +15V - 15V TO BUS LINE BOARD CNA01 L- IN.1

26、R- IN.1 127S01.SCH BUS PW C110 10u/25V D101 1N4148 Q103 2N4401 D111 1N4148 CLIP.1 D106 1N4148 BUS- L BUS- R D109 1N4148 OutA 2 VCC 1 VREF 5 IN- A 3 Sense 6 SW 7 INT 4 IN- B 8 OutB 9 GND 10 IC104NJM2761 3 2 4 IC105A SSM2164 3 2 9 7 8 4 5 1 6 JK103 3 2 1 IC103A TL072 R13730K C119100P R13330K C117 1uF/

27、50V R135 499 C115 560P 6 7 5 IC105B SSM2164 5 6 7 IC103B TL072 R13830K C120100P R13430K C118 1uF/50V R136 499 C116 560P +5V 84 IC103C TL072 C128 0.22uF/50V C129 22uF/25V R1395.1K 2 3 1 SW102A +15V R121 220 Q102 2N4403 R123 47K R122 4.7K D103 1N4148 C113 100u/25V +15V D104 1N4148 RESET reset +15V CLI

28、P- 2 POW- 2 VCL- 2 CLIP- 3 POW- 3 VCL- 3 VCR- 1 VCR- 2 VCR- 3 R118220K +15V VCL- 1 VCR- 1 VCL- 2 VCR- 2 POW- 3 CLIP- 3 VCL- 3 VCR- 3 CLIP- 2 POW- 2 VCL- 1 VCR- 1 JK101A JK101B BOARD CNA702 V- 9 GND 8 V+ 16 Mode 1 IC105E SSM2164 R126 7.5K C121 0.1uF C122 0.1uF +15V- 15V +5V +15V VCA- L Clock LCH- O R

29、CH- O - 15V VCA- R GND CLIP POWER R124 15K D108 1N4148 MUTE LIMITER SW OFF ON R1401K REMOTE VOLUME C126 0.22uF/50V C125 0.22uF/50V C123 0.22uF/50V C124 0.22uF/50V C127 0.022uF/50V CLIP- 1 POW- 1 13 2 VR101 B50K 13 2 VR102 B50K R141 10 ZD101 N.C R142 47K C1300.1uF PDF 文件使用 pdfFactory Pro 试用版本创建 1234

30、A B C D 4321 D C B A Title NumberRevisionSize A4 Date:15- Feb- 2006Sheet of File:D:OTHER MODELMP1200AMP1270.ddbDrawn By: MAIN BOARD 2OF 7 27 LHH 1270S02.SCH R209 47K R201 1.5K R203 56K R205 10K R2074.7K C20356P C201 4u7/50V 3 2 1 IC201A 4558 R210 47K R202 1.5K R206 10K R2084.7K C20456P C202 4u7/50V

31、5 6 7 IC201B 4558 INPUT R204 56K LINE- 1 R2142.2K R215 220K C21156P 3 2 1 IC202A 4558 R211100K 5 6 7 IC202B 4558 R219 10K R220 15K D202 1N4148 C212 100uF/25V R216 4.7K R213100K FC201 N.C FC202 N.C 2 3 1 SW201A 5 6 4 SW201B R212100K Q201 2N4401 R217 100 C209 4u7/50V C205 10u/25V C206 10u/25V R22522K

32、D205 1N4148 1 2 3 4 5 6 7 8 9 10 CNA202 CON10 BUS- LBUS- R TO ZONE 2 AMPLIFIER CLOCK Clock POWER.2 R- CH.2 L- CH.2 D207 1N4148 +15V - 15V 84 IC202C 4558 84 IC201C 4558 C207 100uF/25V C208 100uF/25V +15V - 15V L- IN.2 R- IN.2 BUS PW C210 10u/25V D201 1N4148 Q203 2N4401 D211 1N4148 CLIP.2 D206 1N4148

33、D2091N4148 OutA 2 VCC 1 VREF 5 IN- A 3 Sense 6 SW 7 INT 4 IN- B 8 OutB 9 GND 10 IC204NJM2761 11 10 12 IC105C SSM2164 3 2 9 7 8 4 5 1 6 JK203 3 2 1 IC203A TL072 R23730K C219100P R23330K C217 1uF/50V R235 499 C215 560P 14 15 13 IC105D SSM2164 5 6 7 IC203B TL072 R23830K C220100P R23430K C218 1uF/50V R2

34、36 499 C216 560P 84 IC203C TL072 C228 0.22uF/50V C229 22uF/25V R2399.1K 2 3 1 SW202A +15V R221 220 D204 1N4148 RESET reset R218220K +15V CLIP- 2 POW- 2 VCR- 2 JK201A JK201B BOARD CNA702 +15V VCA- L Clock LCH- O RCH- O - 15V VCA- R GND CLIP R224 15K D208 1N4148 MUTE LIMITER SW OFF ON R2401K REMOTE VO

35、LUME C2260.22uF/50V C225 0.22uF/50V C223 0.22uF/50V C224 0.22uF/50V C227 0.022uF/50V R24168 ZD201 12V POWER +5V VCL- 2 13 2 VR201 B50K 13 2 VR202 B50K +15V +5V R242 47K C2300.1uF PDF 文件使用 pdfFactory Pro 试用版本创建 1234 A B C D 4321 D C B A Title NumberRevisionSize A4 Date:15- Feb- 2006Sheet of File:D:OT

36、HER MODELMP1200AMP1270.ddbDrawn By: MAIN BOARD 3OF 7 37 1270S03.SCH R309 47K R301 1.5K R303 56K R305 10K R3074.7K C30356P C301 4u7/50V 3 2 1 IC301A 4558 R310 47K R302 1.5K R306 10K R3084.7K C30456P C302 4u7/50V 5 6 7 IC301B 4558 INPUT R304 56K LINE- 1 R3142.2K R315 220K C31156P 3 2 1 IC302A 4558 R31

37、1100K 5 6 7 IC302B 4558 R319 10K R320 15K D302 1N4148 C312 100uF/25V R316 4.7K R313100K FC301 N.C FC302 N.C 2 3 1 SW301A 5 6 4 SW301B R312100K Q301 2N4401 R317 100 C309 4u7/50V C305 10u/25V C306 10u/25V R325 22K D305 1N4148 1 2 3 4 5 6 7 8 9 10 CNA302 CON10 BUS- LBUS- R TO ZONE 3 AMPLIFIER CLOCK Clo

38、ck POWER.3 R- CH.3 L- CH.3 D307 1N4148 +15V - 15V 84 IC302C 4558 84 IC301C 4558 C307 100uF/25V C308 100uF/25V +15V - 15V L- IN.3 R- IN.3 BUS PW C310 10u/25V D301 1N4148 Q303 2N4401 D311 1N4148 CLIP.3 D306 1N4148 D3091N4148 OutA 2 VCC 1 VREF 5 IN- A 3 Sense 6 SW 7 INT 4 IN- B 8 OutB 9 GND 10 IC304NJM

39、2761 3 2 9 7 8 4 5 1 6 JK303 3 2 1 IC303A TL072 R33730K C319100P R33330K C317 1uF/50V R335 499 C315 560P 6 7 5 IC106B SSM2164 5 6 7 IC303B TL072 R33830K C320100P R33430K C318 1uF/50V R336 499 C316 560P 84 IC303C TL072 C328 0.22uF/50V C329 22uF/25V R3399.1K 2 3 1 SW302A R321 220 D304 1N4148 RESET res

40、et R318220K +15V CLIP- 3 POW- 3 VCL- 3 VCR- 3 JK301A JK301B BOARD CNA702 +15V VCA- L Clock LCH- O RCH- O - 15V VCA- R GND CLIP R324 15K D308 1N4148 LIMITER SW OFF ON R3401K REMOTE VOLUME C3260.22uF/50V C325 0.22uF/50V C323 0.22uF C324 0.22uF/50V C327 0.022uF/50V V- 9 GND 8 V+ 16 Mode 1 IC106E SSM216

41、4 R326 7.5K C321 0.1uF C322 0.1uF +15V- 15V R34168 ZD301 12V +5V 13 2 VR301 B50K 13 2 VR302 B50K POWER 3 2 4 IC106A SSM2164 +15V +15V +5V R342 47K C3300.1uF MUTEMUTE PDF 文件使用 pdfFactory Pro 试用版本创建 1234 A B C D 4321 D C B A Title NumberRevisionSize A4 Date:15- Feb- 2006Sheet of File:D:OTHER MODELMP12

42、00AMP1270.ddbDrawn By: MAIN BOARD 4OF 7 47 LHH 1270S04.SCH TO BUS LINE BOARD CNA01 R409 47K R401 1.5K R403 56K R405 10K R4074.7K C40356P C401 4u7/50V 3 2 1 IC401A 4558 R410 47K R402 1.5K R406 10K R4084.7K C40456P C402 4u7/50V 5 6 7 IC401B 4558 INPUT R404 56K LINE- 1 R4142.2K R415 220K C41156P 3 2 1

43、IC402A 4558 R411100K 5 6 7 IC402B 4558 R41910K R420 15K D402 1N4148 C412 100uF/25V R416 4.7K R413100K FC401 N.C FC402 N.C 2 3 1 SW401A 5 6 4 SW401B R412100K Q401 2N4401 R417 100 C409 4u7/50V C405 10u/25V C406 10u/25V R42522K D405 1N4148 1 2 3 4 5 6 7 8 9 10 CNA402 BUS- LBUS- R TO ZONE 4AMPLIFIER CLO

44、CK Clock POWER.4 R- CH.4 L- CH.4 D407 1N4148 +15V - 15V 84 IC402C 4558 84 IC401C 4558 C407 100uF/25V C408 100uF/25V +15V - 15V L- IN.4 R- IN.4 BUS PW C410 10u/25V D401 1N4148 Q403 2N4401 D411 1N4148 CLIP.4 D406 1N4148 D4091N4148 OutA 2 VCC 1 VREF 5 IN- A 3 Sense 6 SW 7 INT 4 IN- B 8 OutB 9 GND 10 IC

45、404NJM2761 11 10 12 IC106C SSM2164 3 2 9 7 8 4 5 1 6 JK403 3 2 1 IC403A TL072 R43730K C419100P R43330K C417 1uF/50V R435 499 C415 560P 14 15 13 IC106D SSM2164 5 6 7 IC403B TL072 R43830K C420100P R43430K C418 1uF/50V R436 499 C416 560P 84 IC403C TL072 C428 0.22uF/50V C429 22uF/25V R4399.1K 2 3 1 SW40

46、2A R421 220 R418220K +15V CLIP- 4 POW- 4 VCL- 4 VCR- 4 JK401A JK401B BOARD CNA702 +15V VCA- L Clock LCH- O RCH- O - 15V VCA- R GND CLIP R424 15K D408 1N4148 MUTE LIMITER SW OFF ON R4401K REMOTE VOLUME C426 0.22uF/50V C425 0.22uF/50V C423 0.22uF/50V C424 0.22uF/50V C427 0.022uF/50V RESET reset D404 1

47、N4148 1 2 3 4 5 6 7 8 9 10 11 12 CNA105 CON7 CLIP- 1 POW- 1 VCL- 1 BOARD- A CNB104 TO VOLUME CONTROL CLIP- 2 POW- 2 VCL- 2 CLIP- 3 POW- 3 VCL- 3 VCR- 1 VCR- 2 VCR- 3 VCL- 4 VCR- 4 VCL- 5 VCR- 5 POW- 6 CLIP- 6 VCL- 6 VCR- 6 CLIP- 5 POW- 5 +5V 13 2 VR401 B50K 13 2 VR402 B50K R44168 ZD401 12V POWER +15

48、V +15V +5V C4300.1uF MUTEMUTE R442 47K PDF 文件使用 pdfFactory Pro 试用版本创建 1234 A B C D 4321 D C B A Title NumberRevisionSize A4 Date:15- Feb- 2006Sheet of File:D:OTHER MODELMP1200AMP1270.ddbDrawn By: MAIN BOARD 5OF 7 57 LHH 1270S05.SCH R509 47K R501 1.5K R503 56K R505 10K R5074.7K C50356P C501 4u7/50V 3

49、 2 1 IC501A 4558 R510 47K R502 1.5K R506 10K R5084.7K C50456P C502 4u7/50V 5 6 7 IC501B 4558 INPUT R504 56K LINE- 1 R5142.2K R515 220K C51156P 3 2 1 IC502A 4558 R511100K 5 6 7 IC502B 4558 R519 10K R520 15K D502 1N4148 C512 100uF/25V R516 4.7K R513100K FC501 N.C FC502 N.C 2 3 1 SW501A 5 6 4 SW501B R512100K Q501 2N4401 R517 100 C509 4u7/50V C505 10u/25V C506 10u/25V R525 22K D505 1N4148 1 2 3 4 5 6 7 8 9 10 CNA502 CON10 BUS- LBUS- R TO ZONE 5 AMPLIFIER CLOCK Clock POWER.5 R- CH.5 L- CH.5 D507 1N4148 +15V - 15V 84 IC502