Yamaha DVD-C996 Service Manual

Also see for DV-C6280: Owner's manual Owner's manual Service manual

DVD-C996/DV-C6280DVD-C996DV-C62801 0 0 7 2 8SERVICE MANUALDVD PLAYERThis 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, arealready 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 inpersonal 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 performedby 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, certifi-cation or recognition of any applicable technical capabilities, or establish a principle-agent relationshipof 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 toexist, please contact 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 tothe unit.IMPORTANT NOTICEDVD-C996DV-C6280SERVICE MANUAL CONTENTSTO SERVICE PERSONNEL ......................................... 1PREVENTION OF ELECTRO STATIC DISCHARGE (ESD) TOELECTRO STATICALLY SENSITIVE (ES) DEVICES ....................... 3PRECAUTION, LASER DIODE .................................... 4HANDLING PRECAUTIONS FOR TRAVERSE DECK ......... 4FRONT PANELS ........................................................... 5REAR PANELS ......................................................... 6–7SPECIFICATIONS ......................................................... 7INTERNAL VIEW .......................................................... 8OPTICAL PICKUP SELF-DIAGNOSIS ANDREPLACEMENT PROCEDURE ................................... 9SELF-DIAGNOSIS FUNCTION AND SERVICEMODES .................................................................. 10–11SERVICE PRECAUTIONS .......................................... 11SERVICE TOOLS AND EQUIPMENT ........................ 12DISASSEMBLY PROCEDURES .......................... 13–16ASSEMBLING AND DISASSEMBLING THE OPTICALPICKUP ................................................................... 17–22ADJUSTMENT ....................................................... 23–26SPECIAL FUNCTIONS FOR MAINTENANCE ..... 27–27IC DATA ................................................................ 29–32DISPLAY DATA .......................................................... 33ABBREVIATIONS ................................................. 34–35PRINTED CIRCUIT BOARD ................................. 36–47SCHEMATIC DIAGRAM ....................................... 48–64BLOCK DIAGRAM ................................................ 65–69REMOTE CONTROL TRANSMITTER ........................ 70PARTS LIST .......................................................... 71–88