Service Manuals, User Guides, Schematic Diagrams or docs for : Sony sony tv bulletins sony tv bulletins TVP0535

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S                                         CONFIDENTIAL                                                    CSV-1
Sony Service Company
National Technical Services               Service Bulletin
A Division of Sony Electronics Inc.
Park Ridge, New Jersey 07656              TV Products

Model:          KV-20M42, KV-20S90                                                    No.    535
Subject: Potential 30MHz Interference                                                 Date: May 17, 2001


Symptom:
 (1341)                When the TV is on; other devices may pick up interference from the TV.



Solution:              In order to improve the slight possibility of interference at 30MHz a Ferrite Core has to
                       be added to the AC cord at the end closest to the rear cabinet. See fig 1




                                                                                                       Ferrite Core




                                                               Fig 1




                                                                          Loop the AC
                                                                          cord around
                                                                          the Core and
                                                                          then snap it



                          Model             Description                Part Number            Serial Number
                                                                                             range that need
                                                                                             this Ferrite Core

                       KV-20M42             Ferrite Core               1-500-386-11         4170001-4175650

                        KV-20S90            Ferrite Core               1-500-386-11         4000001-4000150




Reference: PCN 604299                                                                                  PRINTED IN USA
AUTOFLAGGED - YES

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