SOURCE: RCA L26WD26D LCD TV:Turn on,turns itself off,then
it will either be a defective tact switch on the control buttons on the set
or a main board causing this problem it it still has warranty you would contact RCA and get the number of a local servicer to assist you with this problem
SOURCE: I have an RCA L26WD26D
A white screen means that you are not getting any signal to your lcd screen. That is the job of the T-con board. The T-con board is located on the backside of the screen attached to it. You can get parts from www.interliquidparts.com
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