Sep-29-2011
Model : LED TV UN**D5550
PDP TV PN**D6450, PN**D6500, PN**D6900, PN**D7000
■ Symptom
TV turns on and off every 20 seconds after downloading firmware.
■ Solution
After Smart TV or Samsung logo is displayed on the screen, press "Mute", "2", "5", "8", "EXIT" on the remote.
Steps to resolve this problem ;
Step1. Press "Mute", "2", "5", "8", "EXIT" on the remote after you see the Smart TV logo as below.