Toshiba 50h81 HELP PLEASE

help i have a Toshiba 50h81 tv and it has that blinking red light and i read everything i called two places and they want 105. just to come here and figure out the prob..is a single mom and unemployed at this time.i have left the tv unplugged for a while now like everyone stated....still gets that red light..i am not good with electrics to figure what is being said.and the other place i called said thy dont touch the tv anymore cant get the part for them.....what do i do now..besides the red blinking light the tv is awesome and i dont have the money to go get a new tv.....HELP PLEASE!!!!!