Sony TV Main Board Problems
- Sony TV Has No Audio
- Sony TV Turns On, but Has No Backlight (No Picture)
- Sony TV Will Not Turn Off
- Sony TV HDMI Ports Do Not Work
- Sony TV Stops or Freezes at Welcome Screen
The Cause
One or more microchips on the main board has failed, which causes the specified problems to occur.
Possible Solutions
As with many problems, there is more than one way to fix a failed Sony TV Main Board. Really though, they boil down to two options: repair or replace.
Sony TV Main Board Repair Kit
Most people find replacing the blown microchips to be pretty simple. If you’re up for it, you can track down a repair kit on our Sony TV Repair Parts page. Otherwise, you probably want to just replace it.
Sony TV Main Board Replacement
Ordering a Sony TV Power Board replacement is a simpler solution than unsoldering microchips and soldering new ones in their place. The only down-side is the additional cost. It’s a more definite fix though, and – if you doubt your soldering skills – it’s probably the way you should go.