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YORKVILLE Coliseum CA12, Service Schematics

The YORKVILLE Coliseum CA12 is a powerful and reliable audio amplifier, designed to deliver exceptional sound quality. To ensure you can make the most of this product, we offer a comprehensive user manual available for free download on our website. Get all the necessary information and instructions at manualshive.com.

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R723

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R717

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R712

IC702

R704

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70

2

R7

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26

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29

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27

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13

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31

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Summary of Contents for Coliseum CA12

Page 1: ... Voice 716 297 2920 Fax 716 297 3689 WORLD HEADQUARTERS WEB ACCESS http www yorkville com 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 CA12 MODEL TYPE YS1048 ...

Page 2: ...CTRIQUE N ENLEVEZ PAS LE COUVERT OU LE PANNEAU ARRIERE NE CONTIENT AUCUNE PIECE REPARABLE PAR L UTILISATEUR CONSULTEZ UN TECHNICIEN QUALIFIE POUR L ENTRETIENT INSTRUCTIONS RELATIVES AU RISQUE DE FEU CHOC ÉLECTRIQUE OU BLESSURES AUX PERSONNES Veuillez Lire le Manuel Il contient des informations qui devraient êtres comprises avant l opération de votre appareil Conservez S V P ces instructions pour c...

Page 3: ...OURCE SELECTION AVC CONTROL SSM2164 LIMITER CONTROL NJM2761 POWER AMPLIFIER TDA8920BTH OUTPUT SELECTION SW 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...

Page 4: ...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 IC104 NJM2761 3 2 4 IC105A SSM2164 3 2 9 7 8 4 5 1 6 JK103 3 2 1 IC103A TL072 R137 30K C119 100P R133 30K C117 1uF 50V R135 499 C115 560P 6 7 5 IC105B SSM2164 5 6 7 IC103B TL072 R138 30K C120 100P R134 30K C118 1uF 50V R136...

Page 5: ...8 8 4 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 D209 1N4148 OutA 2 VCC 1 VREF 5 IN A 3 Sense 6 SW 7 INT 4 IN B 8 OutB 9 GND 10 IC204 NJM2761 11 10 12 IC105C SSM2164 3 2 9 7 8 4 5 1 6 JK203 3 2 1 IC203A TL072 R237 30K C219 100P R233 30K C217 1uF 50V R235 499 C215 560P 14 15 13 IC105D SSM2164 5 6 7 IC203...

Page 6: ...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 D309 1N4148 OutA 2 VCC 1 VREF 5 IN A 3 Sense 6 SW 7 INT 4 IN B 8 OutB 9 GND 10 IC304 NJM2761 3 2 9 7 8 4 5 1 6 JK303 3 2 1 IC303A TL072 R337 30K C319 100P R333 30K C317 1uF 50V R335 499 C315 560P 6 7 5 IC106B SSM2164 5 6 7 IC303B TL072 R338 30K C320 100P R334 30K C318 1uF 50V R336 499 C316 56...

Page 7: ... Q403 2N4401 D411 1N4148 CLIP 4 D406 1N4148 D409 1N4148 OutA 2 VCC 1 VREF 5 IN A 3 Sense 6 SW 7 INT 4 IN B 8 OutB 9 GND 10 IC404 NJM2761 11 10 12 IC106C SSM2164 3 2 9 7 8 4 5 1 6 JK403 3 2 1 IC403A TL072 R437 30K C419 100P R433 30K C417 1uF 50V R435 499 C415 560P 14 15 13 IC106D SSM2164 5 6 7 IC403B TL072 R438 30K C420 100P R434 30K C418 1uF 50V R436 499 C416 560P 8 4 IC403C TL072 C428 0 22uF 50V ...

Page 8: ... 100uF 25V 15V 15V L IN 5 R IN 5 BUS PW C510 10u 25V D501 1N4148 Q503 2N4401 D511 1N4148 CLIP 5 D506 1N4148 D509 1N4148 OutA 2 VCC 1 VREF 5 IN A 3 Sense 6 SW 7 INT 4 IN B 8 OutB 9 GND 10 IC504 NJM2761 3 2 4 IC107A SSM2164 3 2 9 7 8 4 5 1 6 JK503 3 2 1 IC503A TL072 R537 30K C519 100P R533 30K C517 1uF 50V R535 499 C515 560P 6 7 5 IC107B SSM2164 5 6 7 IC503B TL072 R538 30K C520 100P R534 30K C518 1u...

Page 9: ...07 100uF 25V C608 100uF 25V 15V 15V L IN 6 R IN 6 BUS PW C610 10u 25V D601 1N4148 Q603 2N4401 D611 1N4148 CLIP 6 D606 1N4148 D609 1N4148 OutA 2 VCC 1 VREF 5 IN A 3 Sense 6 SW 7 INT 4 IN B 8 OutB 9 GND 10 IC604 NJM2761 11 10 12 IC107C SSM2164 3 2 9 7 8 4 5 1 6 JK603 3 2 1 IC603A TL072 R637 30K C619 100P R633 30K C617 1uF 50V R635 499 C615 560P 14 15 13 IC107D SSM2164 5 6 7 IC603B TL072 R638 30K C62...

Page 10: ...C51 HEF4047BT R55 9 1K C53 100PF NPO C52 0 1uF ZD52 OPEN R54 10R External Clock BACKUP 5V CLOCK C22 4700U 35V C21 4700U 35V VCC VEE GND C18 4700U 35V C17 4700U 35V C20 4700U 35V C19 4700U 35V VEE VCC VEE VCC SWX2 SW115V 230V CX2 0 15UF 275V FUSE 1 T 10A 250V L AC 120V 60Hz AC 230V 50Hz TP 1 TP TP 3 TP TP 2 TP WL 4 TP WL 3 TP WL 2 TP WL 1 TP AC SOCKET L AC SOCKET G AC SOCKET N WL 8 TP WL 7 TP WL 11...

Page 11: ...43 47u 63V 25V 25V GND C740 0 1uF C739 0 1uF 3 2 1 IC701A 4558 R709 10K 5 6 7 IC701B 4558 R701 20K R703 20K R711 10K C701 0 22uF 50V 5 6 7 IC702B 4558 R704 20K R702 20K C702 0 22uF 50V 3 2 1 IC702A 4558 R712 10K R710 10K 1 2 3 4 5 6 7 8 9 10 CNA702 CON10 15V GND Clock L CH IN R CH IN 15V GND R717 1K 15V 8 4 IC701C 4558 C703 100uF 25V C704 100uF 25V 8 4 IC702C 4558 Clock R CH POWER AMPLIFIER GND 1 ...

Page 12: ...5 VCR 5 POW 6 CLIP 6 VCL 6 VCR 6 CLIP 5 POW 5 5V 5V 1 3 2 VR502 B50K FR GAIN 1 3 2 VR501 B50K FL GAIN ZONE 5 R543 4K7 15V LED501 RED GREEN GREEN POWER ON RED CLIP 5V 5V 1 3 2 VR604 B50K FR GAIN 1 3 2 VR603 B50K FL GAIN ZONE 6 R643 4K7 15V LED601 RED GREEN GREEN POWER ON RED CLIP 5V 5V CLIP 4 POW 4 1 3 2 VR102 B50K FR GAIN 1 3 2 VR101 B50K FL GAIN ZONE 1 R143 4K7 15V LED101 RED GREEN GREEN POWER ON...

Page 13: ...712 IC702 R704 R710 Q702 R730 R728 R726 R702 D704 C702 C701 Q701 R729 R727 R725 D703 R715 R733 R713 C715 C716 R731 C713 R714 R716 R732 C722 R734 C751 C754 C714 C721 C753 C739 C735 C736 C740 C727 C718 C729 C719 C731 C728 C724 C725 C730 C732 C737 C738 ...

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