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TV Products CSV-1
Service Bulletin
Sony Service Company - Technical Services
A Division of Sony Electronics Inc.
Sony Drive, Park Ridge, New Jersey 07656
Model: KV-13TR28, KV-13TR29, KV-13V50, KV-20TR23 No. 272
KV-20TS29, KV-20TS32, KV-20TS50, KV-20V50
Subject: Addition of Resistor to Power Supply Circuit Date: November 10, 1995
Symptom:
(****) If the above unit comes in for service, please perform the following changes:
Solution:
REF FORMER NEW
DESCRIPTION PART NUMBER DESCRIPTION PART NUMBER
R606 JUMPER WIRE JW603, JW604 2.2 OHM, 1-208-294-11
CEMENT
RESISTOR
Remove 2 jumper wires from R606 locations and replace with 2.2 ohm, 20W Cement
Resistor.
Note: 1. The circuit board has large holes for mounting this cement resistor.
Therefore, please bend resistor legs at foil pattern side to avoid cold solder joint.
2. This circuit upgrade will reduce AC spark at plug in.
Reference: TVA info. PRINTED IN USA
PRINTED ON RECYCLED PAPER
Filename: TVP0272.SB
Directory: J:\SBDOC\NOV95
Template: C:\WINWORD\TEMPLATE\S_BULL.DOT
Title:
Subject:
Author: Hoyt Wing Lee
Keywords:
Comments:
Creation Date: 11/10/95 10:05 AM
Revision Number: 2
Last Saved On: 11/10/95 10:05 AM
Last Saved By: Hoyt Wing Lee
Total Editing Time: 0 Minutes
Last Printed On: 04/01/96 10:18 AM
As of Last Complete Printing
Number of Pages: 1
Number of Words: 166 (approx.)
Number of Characters: 950 (approx.)