Re: VIZIO VO42L No picture, No Sound

I just did the same repair. Replaced MOSFET (one broke) and IC. The backlight didnt work at first though, and the IC got very hot. Apparently zenerdiode SZD1 was shorted and replacing this one made the light finally come on

One thing this worries me though is that the IC i still running very hot. It seems that the regulator output of the BD9897 pin 28 is defect, maybe from my first test run when SZD1 was shorted. The output voltage should be 5.8V according to the datasheet instead I get 7.3 V which tells me that the new...