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Equipment Repairs => PLASMA TV forum => Topic started by: buncey on May 02, 2010,09:07:18

Title: philips 42pf7520d grainy picture ?
Post by: buncey on May 02, 2010,09:07:18
hi i have a  philips 42pf7520d sets works but has a picture problem.

there seems to be purple or black grainy outlines on people and objects on screen.

anyone know what board might be a fault ?

thankyou
Title: Re: philips 42pf7520d grainy picture ?
Post by: waxhead on May 03, 2010,06:59:14
is it the samsung panel inside?
Title: Re: philips 42pf7520d grainy picture ?
Post by: buncey on May 03, 2010,07:30:29
hi waxhead no the panel is a Hitachi FHP A3 Plasma Panel panel number FPF42C128128UE-52.
Title: Re: philips 42pf7520d grainy picture ?
Post by: waxhead on May 04, 2010,18:52:08
have you tried any adjustments made on the Ysus board?
does the picture clear up after a period of time?
Title: Re: philips 42pf7520d grainy picture ?
Post by: buncey on May 04, 2010,19:15:46
yes there is no adjustment pots on the ysus board only 1 adjustment pot on the x but that did not make a diffrence  :dubbio:
Title: Re: philips 42pf7520d grainy picture ?
Post by: waxhead on May 05, 2010,05:09:48
post up a pic of the back of the tv with boards showing
Title: Re: philips 42pf7520d grainy picture ?
Post by: buncey on June 15, 2010,10:53:39
hi waxhead sorry been ill recently.

heres some pictures i took, theres no adjustment on y-sus or power supply board.

if you look closely at bottom picture on the edges theres black grainy outlines?

anyone any ideas what it might be?