File name EMX3000_E.pdf

EMX3000 POWERED MIXER SERVICE MANUAL CONTENTS SPECIFICATIONS ... 3/5 PANEL LAYOUT ... 7 CIRCUIT BOARD LAYOUT ... 10 WIRING ... 11 DIMENSIONS ... 11 BLOCK & LEVEL DIAGRAM ... 12 DISASSEMBLY PROCEDURE ... 14 LSI PIN DESCRIPTION ... 17 IC BLOCK DIAGRAM ... 19 CIRCUIT BOARDS ... 20 INSPECTIONS ... 27/33 CIRCUIT DIAGRAMS ... C1 PARTS LIST This document is printed on chlorine free (ECF) paper with soy ink. PA 011569 20010501-135000 1.389K-0221 HAMAMATSU, JAPAN Printed in Japan 2001.4 1 EMX3000 IMPOR TANT 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 all service required should be performed by an authorized Yamaha Retailer or the appointed service representative. This presentation or sale of this manual to any individual or firm does not constitute authorization certification, recognition of any applicable technical capabilities, or establish a principal-agent relationship of any form. IMPORTANT : The data provided is belived 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 changes in specification are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, please contact the distributor's Service Division. WARNING : IMPORTANT : Static discharges can destroy expensive components. Discharge any static electricity your body may have accumulated by grounding yourself to the ground bus in the unit (heavy gauge black wires connect to this bus.) Turn the unit OFF during disassembly and parts replacement. Recheck all work before you apply power to the unit. WARNING: CHEMICAL CONTENT NOTICE! The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (Where applicable) components may also contain traces of chemicals found by the California Health and Welfare Agency (and possi