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Classe Audio DR-8, Руководство по обслуживанию

Аудио усилитель Classe Audio DR-8 - высококачественное устройство для аудиофилов. Вы можете бесплатно скачать сервисный мануал для этого устройства на manualshive.com. Руководство поможет вам понять все возможности и настроить ваш усилитель по вашему вкусу. Наслаждайтесь качественным звуком с Classe Audio DR-8.

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PRO-SVR_LEGACY    

 

 

Page 1 of 11 

Date:

August 27, 2007 

Model Number: 

DR-8

Classé Audio Inc.

Subject:

Service manual 

Classé Audio, Inc. 5070 François Cusson Lachine, Québec Canada H8T1B3, 

www.classeaudio.com

Содержание DR-8

Страница 1: ...PRO SVR_LEGACY Page 1 of 11 Date August 27 2007 Model Number DR 8 Class Audio Inc Subject Service manual Class Audio Inc 5070 Fran ois Cusson Lachine Qu bec Canada H8T1B3 www classeaudio com...

Страница 2: ...ent 8 Calibrations and Adjustments 9 Fuses 10 Voltage Change 10 Schematics 12 The contents of this document as well as the files associated with it contain confidential information that is proprietary...

Страница 3: ...t parts please contact your nearest service center always quoting the unit serial number North America Phone 978 664 2870 E mail classe bwgroupusa com Europe Phone 44 0 1903 221 700 E mail classe bwgr...

Страница 4: ...PRO SVR_LEGACY Page 4 of 11 Block diagrams...

Страница 5: ...o the troubleshooting guide 6 Slowly raise voltage until you hear relays click this point is around 55Vac Recheck every supply 7 If one or more supply are not within specifications return to the troub...

Страница 6: ...to make sure the unit is OFF before manipulating the connections When a high DC offset is present at the output the protection circuit opens both output relays even if the condition is only present o...

Страница 7: ...Check connexions Check output relays Check power supply circuits positive rail negative rail Mosfet supply Check output transistors Unit turn into protection Check for smoked and or burned components...

Страница 8: ...e Blown output transistors should be replaced by kits not individually These kits contains matched transistors for both rails of one channel When replacing blown output transistors you must also repla...

Страница 9: ...ot R16 to get a 14mV reading 5 Let the amplifier warm up for a 24 hours period with signal and load 6 Remove signal and load and reconnect the multimeter setted to mV scale to one of the emitter resis...

Страница 10: ...power switch see fig 1 for details 2 Cut group 2 and separate all the wires at the junction where they joined the single wire going to the AC receptacle at the rear of the amplifier 3 With an ohmmete...

Страница 11: ...PRO SVR_LEGACY Page 11 of 11 Voltage Change Fig 1 120v AC wiring Fig 2 220v AC wiring...

Страница 12: ......

Страница 13: ......

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