Power off the television completely and unplug the AC power cord from the wall outlet.
Download the firmware and rename the file to allupgrade706_8GB_1P5GB_ref56.bin (or check if the forum source recommends a different name). Download File T.SK706S.82 3840x2160-1G-8G-VITYA...
The TV turns on, but there is no display backlight or video output. Pre-Installation Requirements Power off the television completely and unplug the
Default Low-Voltage Differential Signaling (LVDS) or V-by-One video signaling mappings Specific remote control infrared receiver (IR) codes Download File T.SK706S.82 3840x2160-1G-8G-VITYA...