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Sony Service Company National Technical Services A Division of Sony Electronics Inc. Park Ridge, New Jersey 07656

CONFIDENTIAL
Service Bulletin TV Products
No.

CSV-1

Model:

KV-32V68, KV-35V68

519

Subject: Whistle Sound From Speakers. Symptom: (1525)

Date: January 12, 2001

With TV guide screen ON, when the set is turned OFF there is a strange sound like a whistle sound from the speaker.

Solution:

If the customer should complain of the symptom above change the value of C1478, on the "K" Board, as follows.

Ref. C1478

Description Former 220uf/50v

Description New 1000uf/50v

Part Number 1-126-972-11

Audio B+

Change to 1000uf Board location G-7

Reference: M. Chang

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