Videocon ultra slim tv me white screen problem ho raha he, remote bhi work kar raha he, lekin menu me ek blue black ka option he aur blue black ka option ko ON karne par screen blue ho jata he aur OFF karne par screen white ho jata he, lekin video nahi aata he, video line ko direct bypass karne par bhi video nahi aata he, kya kare VOLTAGE DETAILS EHT 183 volt, Heater 3.4 volt, R G B 1.3 volt, IK 4.5 volt, vertical IC + 15 aur - 15 volt