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uniden-17mb12-2 vestel 32''

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WILLYAM1:
hi.
problem is flickering screen.
can see that the backlight is flicker and the 24v is not stable.
the p.s is 17pw20.1.
no bulgging capi.
the first operetion tv is ok and by heatingthe p.s by fan its start to flicker.
any adia?.
willyam

jordan:
 :sign0085:

WILLYAM1:
thanks jordan.
notice that the volltage in main capi is 300v in stby and in operetion the volltage is 327v and it shuold be araund 400v also . the volltge to the pfc sectionis 12.5v(vcc to pfc ic 3527)suold be 15v keep on digging and notify you guys. ichange a few capi but no change.
willyam

WILLYAM1:
hi.
checking all compenent ...nothing.
not sut=re if problem is p.s or ccfl or inverter.
in first tv works fine after 30 min backlight start to flicker.
anyone hade the same problem?HELP HELP.
WILLYAM

astracat:
hi
dont know if this will help
just done a swissteck with similar probs, another inverter cured it
regards
astracat

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