SERVICE MANUAL1 0 0 8 5 2SERVICE MANUALDIGITAL AUDIO TERMINAL/SPEAKER SYSTEMMCX-A10/MCX-SP10MCX-A10/MCX-SP10The MusicCAST system consists of th MCX-1000, theMCX-A10 and the MCX-SP10.This service manual is for the MCX-A10 and the MCX-SP10.For the MCX-1000 service manual, please refer to thefollowing publication number:MCX-1000 100851 MCX-1000 100851This manual has been provided for the use of authorized YAMAHA Retailers and their service personnel.It has been assumed that basic service procedures inherent to the industry, and more specifically YAMAHA Products, are alreadyknown and understood by the users, and have therefore not been restated.WARNING: Failure to follow appropriate service and safety procedures when servicing this product may result in personalinjury, destruction of expensive components, and failure of the product to perform as specified. For thesereasons, we advise all YAMAHA product owners that any service required should be performed by anauthorized YAMAHA Retailer or the appointed service representative.IMPORTANT: The presentation or sale of this manual to any individual or firm does not constitute authorization, certificationor recognition of any applicable technical capabilities, or establish a principle-agent relationship of anyform.The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research, engineering, andservice departments of YAMAHA are continually striving to improve YAMAHA products. Modifications are, therefore, inevita-ble and specifications are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, pleasecontact the distributor's Service Division.WARNING: Static discharges can destroy expensive components. Discharge any static electricity your body may haveaccumulated by grounding yourself to the ground buss in the unit (heavy gauge black wires connect to thisbuss).IMPORTANT: Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to theunit.IMPORTANT NOTICEWhen accepting a repair request from the user, be sure tolet him/her know that the stored HDD data cannot be guar-anteed.For the repair work, it is recommended to receive MCX-1000 and MCX-A10 as a set.