Yamaha dvd c961
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Page 1
DVD AUDIONIDEO SA-CD PLAYER
DVD-C961
SERVICE MANUAL
IMPORTANT NOTICE
This manual has been provided for the use of authorized YAMAHA Retailers and their sert ice 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 folloiv appropriate service and safety procedures when servicing this product may result in personal
injury. destruction of expensive coinponenis. and failure oftlie product to perform as specified. For these reasons.
we advise all YAMAHA product owners that any service required should he 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
recopiiitioii ofany applicable technical capabllitles, or establish a pl'tncipleragem relationship of any form.
The data provided is believed to be accurate and applicable to the iinitls) 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 exist, please
contact the distributors Service Dtvtston.
WARNING: Static discharges can destroy expensive components Discharge any static electricity your body may have
accumulated by grounding yourself to ilie ground btiss iii the unit (heavy gauge black WIreS connect to this buss).
IMPORTANT: Turn the unit OFF during disassembly and pan replacement. Recheck all work before you apply power to the unit.
I CONTENTS
TO SERVICE PERSONNEL 2-3 REPAIR NOTES 7
PREVENTION OF ELECTROSTATIC DISCHARGE 4 DISASSEMBLY PROCEDURES 3-9
LOCALE MANAGEMENT INFORMATION 4 BLOCK DIAGRAM .. 10
FRONT PANEL . 5 WIRING DIAGRAM . 11
REAR PANEL 5 PRINTED CIRCUIT BOARDS 12-22
REMOTE CONTROL PANEL . 5 SCHEMATIC DIAGRAMS 23-38
SPECIFICATIONS 6-7 REPLACEMENT PARTS LIST 40-41
INTERNAL VIEW 7
LDIiEZVZA-JMIL I j 777aiw§ihfififiéifi LTLiTs
Thls Service Manual uses recycled paper.
fiYAMAHA
1 0 1 0 6 3 (Q 2007 YAMAHA CORPORATlON All rights reserved.
This manual is copyrighted by VAMAHA and may not be oopled or
redistributed either in print or electronically Without permission. YAMAHA CORPORATION
P.0.Box 1, Hamamatsii, Japan
g '07.09
Page 2
DVD-C961
DVD-C961
I TO SERVICE PERSONNEL
1. Critical Components Information WALL EQUIPMENT fiEéEég/gRE
Components having special characteristics are
marked /I- and must be replaced with parts having OUTLET UNDER TEST EQUIVALENT
specifications equal to those originally installed. ® :D_
2. Leakage Current Measurement (For 120V Models L-
Only) =
When service has been completed, it is imperative to INSULATING
verify that all exposed conductive surfaces are prop- TABLE
erly insulated from supply circuits.
o Meter impedance should be equivalent to 1500 ohms o Leakage current must not exceed 0.5mA.
shunted by 0.15uF. 0 Be sure to test for leakage with the AC plug in both
polarities.
WARNING: CHEMICAL CONTENT NOTICE!
This product contains chemicals known to the State of California to cause cancer, or birth defects or other reproductive
harm.
DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REA-
SON WHAT SO EVER!
Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or expose
eyes to solder/flux vapor!
If you come in contact with solder or components located inside the enclosure of this product, wash your hands before
handling food.
About lead free solder
All of the P.C.B.s installed in this unit and solderjoints are 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 temperature of the lead free solder is about 30°C to 40°C (50°F to 70°F) higher than that of the lead
solder, be sure to use a soldering iron suitable to each solder.
WARNING: Laser Safety
This product contains a laser beam component. This component may emit invisible, as well as visible radiation,
which may cause eye damage. To protect your eyes and skin from laser radiation, the following precautions must be
used during servicing of the unit.
1)When testing and/or repairing any component within the product, keep your eyes and skin more than 30 cm away from
the laser pick-up unit at all times. Do not stare at the laser beam at any time.
2) Do not attempt to readjust, disassemble or repair the laser pick-up, unless noted elsewhere in this manual.
3) CAUTION : Use of controls, adjustments or performance of procedures other than those specified herein may result in
hazardous radiation exposure.