sonykv32fs320 wont turn on

Hello everyone.New to forum so hope this problem hasnt posted to death.Any how tv is three years old called repairman quoted 350 to 450 to rebuild cicuits.I am getting 9 blinks on service light.Can turn tv on clicking display 5 vol power.Read how to do that by reading forum threads.Am i better off just going out and buy new tv or is there a fix i can try.Thanks Bill