Service Manuals, User Guides, Schematic Diagrams or docs for : Sony HiFi Service Bulletin HFP0492

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                                          CONFIDENTIAL                                                 CSA-13
Sony Service Company
National Technical Services               Service Bulletin
A Division of Sony Electronics Inc.
Park Ridge, New Jersey 07656              Hi-Fi Products
Model:           GEN-CD                                                                No.       492
Subject: Countermeasure for 800Hz Disc Noise                                           Date: August 9, 1996


Symptom:
  (**)                  The customer complains of a whistling noise when playing certain Discs.



Solution:               Add a Felt washer to the disc side of the chucking magnet. See diagram below.
                        Note: The felt washer may be added together with the weight outlined in Service
                        Bulletin CSA-13 HFP 428.

                              REF              DESCRIPTION                        PART NUMBER

                             N/A               WASHER, FELT                       4-986-769-01




Reference: Technical News CD-960010                                                                    PRINTED IN USA

                                                      PRINTED ON RECYCLED PAPER

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