Symptoms;   WON'T POWER UP  Two blinks error code.
repair kit Contain 7 components......... will come with Location of each components. 

FOR MODEL KDL46EX723  KDL46EX720
1-474-309-11

We put together this repair kit base on our own repair experience. the most common failure components.
Some of the board may need more than this repair kit offers. 

We do not guarantee the components in this kit is all you need to fix your  board, but it can take care  90% off all cases. 
It's your responsibility to troubleshoot and properly diagnosed to complete the task/complete the repair.