Yamaha-RXV-2065-Service-Manual电路原理图.pdf
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1、AV RECEIVER RX-V2065/HTR-6295 1 0 11 4 7 09.08 P.O.Box 1, Hamamatsu, Japan Copyright 2009 All rights reserved. This manual is copyrighted by YAMAHA and may not be copied or redistributed either in print or electronically without permission. SERVICE MANUAL RX-V2065/HTR-6295 IMPORTANT NOTICE This manu
2、al 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 specifi cally YAMAHA Products, are already known and understood by the users, and have therefore not been restated. WARNIN
3、G: 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 specifi ed. For these reasons, we advise all YAMAHA product owners that any service required should
4、be performed by an authorized YAMAHA Retailer or the appointed service representative. IMPORTANT: The presentation or sale of this manual to any individual or fi rm does not constitute authorization, certifi cation or recognition of any applicable technical capabilities, or establish a principle-age
5、nt 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 specifi catio
6、ns are subject to change without notice or obligation to retrofi t. Should any discrepancy appear to exist, please contact the distributors Service Division. WARNING: Static discharges can destroy expensive components. Discharge any static electricity your body may have accumulated by grounding your
7、self to the ground buss in the unit (heavy gauge black wires connect to this buss). IMPORTANT: Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to the unit. CONTENTS TO SERVICE PERSONNEL .23 FRONT PANELS .34 REAR PANELS .57 REMOTE CONTROL PANELS .8 S
8、PECIFICATIONS .915 INTERNAL VIEW .16 SERVICE PRECAUTIONS .16 DISASSEMBLY PROCEDURES .1719 UPDATING FIRMWARE .2029 SELF-DIAGNOSTIC FUNCTION .3066 CONFIRMATION OF IDLING CURRENT OF AMP UNIT .67 DISPLAY DATA .6869 IC DATA .7093 PIN CONNECTION DIAGRAMS .9497 BLOCK DIAGRAMS . 98101 PRINTED CIRCUIT BOARDS
9、 .102122 SCHEMATIC DIAGRAMS .123139 REPLACEMENT PARTS LIST .141156 REMOTE CONTROL .157160 ADVANCED SETUP .161162 Note: When IC513 of GUI P.C.B. or GUI P.C.B. is replaced, the network function of this unit will not operate properly without additional setting. In such case, report the serial number of
10、 this unit to the following e-mail address. Yamaha Corporation will reply providing the setting procedure to make the network function of this unit operate properly. E-mail: ycav- 2 RX-V2065/HTR-6295 RX-V2065/HTR-6295 This product contains chemicals known to the State of California to cause cancer,
11、or birth defects or other reproductive harm. DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHATSOEVER! Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or expose eyes to solder/flux vapor! If
12、 you come in contact with solder or components located inside the enclosure of this product, wash your hands before handling food. 1. Critical Components Information Components having special characteristics are marked and must be replaced with parts having specifications equal to those originally i
13、nstalled. 2. Leakage Current Measurement (For 120V Models Only) When service has been completed, it is imperative to verify that all exposed conductive surfaces are properly insulated from supply circuits. Meter impedance should be equivalent to 1500 ohms shunted by 0.15 F. For U model “CAUTION” “F6
14、002: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 10A, 125V FUSE.” For C model CAUTION F6002: REPLACE WITH SAME TYPE 10A, 125V FUSE. ATTENTION F6002: UTILISER UN FUSIBLE DE RECHANGE DE MME TYPE DE 10A, 125V. All of the P.C.B.s installed in this unit and solder joints ar
15、e soldered using the lead free solder. Among some types of lead free solder currently available, it is recommended to use one of the following types for the repair work. Sn + Ag + Cu (tin + silver + copper) Sn + Cu (tin + copper) Sn + Zn + Bi (tin + zinc + bismuth) Caution: As the melting point temp
16、erature of the lead free solder is about 30C to 40C (50F to 70F) higher than that of the lead solder, be sure to use a soldering iron suitable to each solder. TO SERVICE PERSONNEL Leakage current must not exceed 0.5mA. Be sure to test for leakage with the AC plug in both polarities. WALL OUTLET EQUI
17、PMENT UNDER TEST AC LEAKAGE TESTER OR EQUIVALENT INSULATING TABLE WARNING: CHEMICAL CONTENT NOTICE! About lead free solder 3 RX-V2065/HTR-6295 RX-V2065/HTR-6295 CAUTION Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type. WARNING: Lithium batteries W
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