Mitsubishi WS55809 convergence IC's and green led

 

New member
Username: Smc57

Boston, Ma Us

Post Number: 1
Registered: May-07
My convergence has been hour glass shape here and there for a year. Normally it is fine after TV warms up about 10 minutes. Today it took very long to go to normal. Now later same day it no longer turns on. Instead the green LED lights up then TV turns off 2 seconds later. I did LED diagnosis and its error "22" which is safety shutdown for a short. I realaize I need to replace the STK392570 IC's. When checking if any fuses blew I can only find one fuse. It's a glass fuse on PCB next to the power cord plugin. Can someone send me photo or diagram where other fuses are, if any?
 

New member
Username: Hevnsnt

Post Number: 3
Registered: May-07
https://www.ecoustics.com/electronics/forum/home-video/357039.html
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