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Toshiba 42rv530u r850 1.8 resistor blown    
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kodie



Joined: 22 Mar 2015
Posts: 2
Location: us

PostPosted: Wed Mar 25, 2015 8:55 am    Post subject: Toshiba 42rv530u r850 1.8 resistor blown Reply with quote

TV resistor was bad, I replaced it blows again, I look at the diodes bridge it's ok, so I was thinking about pfc
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curtis wolfe



Joined: 11 Apr 2013
Posts: 27
Location: connecticut

PostPosted: Thu Mar 26, 2015 10:54 am    Post subject: Reply with quote

FOUND STR-Z2589 REGULATOR IC SHORTED BETWEEN PINS, R850 (5 WATT 1.8 OHMS) OPEN AND 2.5 AMP FUSE F850 OPEN.
kodie



Joined: 22 Mar 2015
Posts: 2
Location: us

PostPosted: Sun Mar 29, 2015 10:53 am    Post subject: Reply with quote

thanks, I try to check that
kuhurdler



Joined: 28 Dec 2006
Posts: 2844
Location: Overland Park, KS

PostPosted: Wed Apr 01, 2015 8:35 am    Post subject: Reply with quote

Replace R850, 1.8Ω/7Watt, and relay SR81. Both on the power board
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