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Philips CRT TV 25PT4323/69R problem

 
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wala110



Joined: 21 Nov 2008
Posts: 13

PostPosted: Thu Sep 03, 2009 8:24 am    Post subject: Philips CRT TV 25PT4323/69R problem Reply with quote

i am having problems troubleshooting this tv.
it only displays one long horizontal line at the center of the screen.
i checked the electrolytic capacitors and replaced them but it didn't work.
cam someone help me with this
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jts1957



Joined: 24 Nov 2008
Posts: 2476
Location: Far, Far Away

PostPosted: Thu Sep 03, 2009 4:41 pm    Post subject: Reply with quote

Try Vertical Output IC and make sure has B-plus voltage's.
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PostPosted: Fri Sep 04, 2009 5:39 am    Post subject: Reply with quote

i replaced the vertical ic but no luck, still the same problem.
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wala110



Joined: 21 Nov 2008
Posts: 13

PostPosted: Fri Sep 04, 2009 6:16 am    Post subject: Reply with quote

sorry i posted as a guest.
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jts1957



Joined: 24 Nov 2008
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PostPosted: Fri Sep 04, 2009 6:20 am    Post subject: Reply with quote

And the voltages?
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wala110



Joined: 21 Nov 2008
Posts: 13

PostPosted: Fri Sep 04, 2009 6:51 am    Post subject: Reply with quote

the voltages are fine the respective input voltages are the same but i noticed that it turns off after a few seconds had passed.
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jts1957



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PostPosted: Fri Sep 04, 2009 7:30 am    Post subject: Reply with quote

Scope the output of the Jungle IC / Input to the Vertical Output IC. Idea
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wala110



Joined: 21 Nov 2008
Posts: 13

PostPosted: Fri Sep 04, 2009 9:53 am    Post subject: Reply with quote

ok ill check on that
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