and found pico fuse (5A 125V) F850 open. I replaced it and the set powered up with a perfect picture. F850 and F851 power the convergence circuit. You will have to solder the replacement fuse in place
Question about 57HX81 57" Rear Projection Television
...fuse F850 open. Replacing this fuse worked for a while, but they kept blowing (usually after long periods of operation). Rather than trying to troubleshoot it further I replaced it with a bigger fuse ...
...no picture One or more micro fuses blown = check all = if F850 851 bad =Replace convergence IC's + solder any / all bad connects, esp.jumper wires 008,010,017,048,600. Replace blown
...F850 for open.. Simple continuity to see if either fuse is open.. If F 470 is open replace it and C884 and if F850 is open you probably you may need to replace the two convergence amps STK392-110... ...
F850/F851/F852 Where can you recommend purchasing these fuses? They are labeled as SSTR type fuses by SOC but I cant seem to find anywhere to buy them. Thanks Jim www.partstore.com will have the fuses
Question about 50HX81 50" Rear Projection Television
F850 fuse blown in Toshiba 50HX81. What does that protect ? Replacement ? Blinking red light syndrome. Is it a fast acting fuse ? Can I just cut-out fuse body and make-up an inline fuse to alligator ...
fuses where are the F850 & F851 fuses at? Black,soldered in micro fuses near front edge of main PCB
Question about 57H81 57" Rear Projection Television
F850 and F852. I actually installed a fuse panel on the inside of the cabinet and routed the fuse connections here instead of ordering the special fuses and replacing them on the circuit board. Had to
Question about 61H71 61" Rear Projection Television
...F850. It was just sitting there the first time it did it. I didn't have a replacement fuse so I temporarly replaced it with a 3A glass barrel type fuse. This worked perfectly. I took the board back ...
Question about 57HX81 57" Rear Projection Television
amp pico fuses at F850 & F851 & (1) pico fuse 2AMP at F852 would replacing these fuses bring the tv back to life. thanks george Call Toshiba...Tech support...ask them what the # of blinks mean
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