Bram Stolk wrote:
When a lot of WHITE is presented on the CRT, the picture collapses in
width
somewhat and shows E/W distortion. Sound becomes muted. Pressing PP
brings
back normal sound.
Under normal ops. the subtitles appear as "ragging italics".

Any clue which component(s) to replace ?

TYIA

poor regulation somewhere along the line. start by changing the
capacitors in the power supply and those near the line output
transformer. line driver decoupler cap is possibly bad if you have line
tearing.
-Ben