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Hi-Fi Products CSA-13
Service Bulletin
Sony Service Company - Technical Services
A Division of Sony Electronics Inc.
Sony Drive, Park Ridge, New Jersey 07656




Model: TC-WR445 No. 421
Subject: Mechanical noise in play mode Date: December 27, 1994


Symptom:
(64) A loud mechanical noise may be heard while in the play mode. This is due to a lack
of oil on the FR gear.



Solution: Apply a few drops of Sony oil, P/N 7-661-018-18, to the shaft of the FR gear. See
diagram below.




Reference: Tokyo fax ref# NF-1420 PRINTED IN USA
Autoflagged - NO
PRINTED ON RECYCLED PAPER
Audio Products Service Bulletin No. xxx