WestinghouseVR-3225 lcd tv keeps blowing main fuse on power supply mp116t

[shelby5041]

any ideas what would be causing main fuse on ps to blow?

power supply board mp116t

keeps blowing main fuse when plugged in

bridge rectifier tests good out of circuit

see attached photo of ps

[shelby5041]

Re: WestinghouseVR-3225 lcd tv keeps blowing main fuse on power supply mp116t

fyi when i check for continuity from any ground pin to any power pin i get continuity

isnt this bad?

[shelby5041]

Re: WestinghouseVR-3225 lcd tv keeps blowing main fuse on power supply mp116t

nobody has any input?

[ReeceyBurger123]

Re: WestinghouseVR-3225 lcd tv keeps blowing main fuse on power supply mp116t

Checked the switching and Pfc devices ?

[budm]

Re: WestinghouseVR-3225 lcd tv keeps blowing main fuse on power supply mp116t

At least check the resistance between legs of the devices mounted on the heatsimk first to see if it shows very low resistance.