Re: Vizio SV421XVT Standby On but no power on (don't hear "click")

I have an almost identical problem with my SV421XVT except for the Vizio logo LED is [U]constantly[/U] "white" rather than the standby "orange". No video/backlight and the remote/IR Sensor as well as the power button have no effect on power on/off, video, backlight or Vizio logo LED. Looked for bulging/leaking caps, blown fuses, hot ICs, burnt board, runs, resistors, etc.

Used the service manual troubleshooting matrices "Trouble of DC-DC Converter" & "Monitor...