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File name Yamaha R-840.pdf

MICRO COMPONENT SYSTEM MCR-940/MCR-840/MCR-640 RECEIVER/SPEAKER PACKAGE R-840/NS-BP300 R-840/NS-BP300 SERVICE MANUAL · When accepting a repair order from the user, it is recommended to receive the R-840 and BD-940/DVD-840/CD- 640 as a set for the repair work. · The MCR-940 consists of the R-840, BD-940 and NS-BP300. The MCR-840 consists of the R-840, DVD-840 and NS-BP300. The MCR-640 consists of the R-840, CD-640 and NS-BP300. This service manual is for the R-840/NS-BP300. For service manual of the BD-940/DVD-840/CD-640, please refer to the following publication numbers: BD-940: 1011 5 4 / DVD-840: 1011 5 5 / CD-640: 1011 5 6 IMPORTANT NOTICE This 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 already known 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 personal injury, destruction of expensive components, and failure of the product to perform as specified. For these reasons, we advise all YAMAHA product owners that any service required should be performed by an authorized YAMAHA Retailer or the appointed service representative. IMPORTANT: The presentation or sale of this manual to any individual or firm does not constitute authorization, certification or recognition of any applicable technical capabilities, or establish a principle-agent relationship of any form. The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research, engineering, and service departments of YAMAHA are continually striving to improve YAMAHA products. Modifications are, therefore, inevitable and specifications are subject to change without notice or obligation to retrofit. Should any discrepancy appear to ex