HDMI out problem

[awan71]

Dear all
I have SRT 2020 HD+ ,
working fine since last 4 year but now it is showing no video\audio on HDMI out , but ok on RCA audio video out
i make factory reset , change E2 image but nothing works.
need help
thanks advance

 

[Speedmax13]

one of the capacitor may be dead inside the box, need to changed, since it is 4 years old !