Sony Trinitron Multiscan CPD-1302 - Page 81

SONY
Technical Department
Sony Service Company
A Division of Sony Corporation of America
Sony Dnve. Park Ridge. New Jersey 07656
..
color tv
Service Bulletin No.294
Model: CPD-1302
Subject: Pic tu re Di s tor t i on (Pincushion)
Date:
July 15, 1987
Symptom:
(133 )
Picture distortion.
Solution:
1. Change the value of capacitors.
C402 from luF/50V .10J,lF/50V-- ... 1-123-356-00
C415 from 2. 2uF /5 OV--' 1 OuF / 50V • 1-123 -35 6 -0 0
(BA Board)
BA Board
2. Circuit Change:
Former
IC205
2CTV687-4
.Cut the pattern between @ IC205 and R331.
.Attach 1500p/50V (1-102-119-00) across the
cut pattern.
·Add 4.7K (1/6w) between R331 and ground on
soldering side •
•
Add 15K (1/4w) between IC302 and C309 on
soldering side.
..
ADD
1500p
x:,.----- /50V
REF + 12
CAPACITOR
Pnnled In USA