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Prima PH-4237 plasma dead power supply    
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xmitr



Joined: 09 May 2013
Posts: 1
Location: Edmonton Alberta

PostPosted: Thu May 09, 2013 2:05 pm    Post subject: Prima PH-4237 plasma dead power supply Reply with quote

The tv won't turn on, power led goes red - blue - red. Diode D5028 on PS42FK6-20B board is shorted. Diode part number is ARS177 but I can't find info on it. Any help appreciated.
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curtis wolfe



Joined: 11 Apr 2013
Posts: 27
Location: connecticut

PostPosted: Fri May 10, 2013 5:34 am    Post subject: Reply with quote

fix 1 was, FOUND BLOWN UP REGULATOR IC FOR, LOCATION N5014, STRF6477, OPEN R5079, .22 OHM, BURNT C5061 471 PICO F, 1KV AND OPEN SURFACE MOUNT R5082, 680 OHM.
Fix 2 was, check r5064 22k open, r5093, r5096 and c5061. uses lg panel and boards except power and main.
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