I recently purchased the 43" 4k Toshiba Fire TV. I want to extend my PC display and use the HDMI 3 input as a third monitor display (PC currently has two monitors setup on a desk across the room). Currently, I have an HDMI cable running directly from the HDMI port on my PC graphics card to the HDMI 3 input on the TV. I cannot get a signal. Here are the instructions to factory reset the Toshiba TV with the service menu. 1. While turning the TV, unplug the Toshiba TV cord from the outlet. 2. Press and hold the TV Power button and plug the TV cable back into the source. 3. Once you see the Toshiba logo on the screen, release the TV power button. 4. Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. To fix a TV green screen: Unplug your TV from the wall and wait 60 seconds. Check for any loose connections. Make sure there aren’t any damaged wires/cables. Disable HDR+ Mode. Manually update your TV to the latest software version. Factory reset your TV with or without your remote. We have a 7 year old Toshiba TV model 32A33. The sound went out suddenly and completely. Picture is normal. Can see sound bars showing on screen from remote or TV sound control and the number of bars … read more Use freeze spray to identify it, unsolder the heat sink, clean well, then use a good heat sink paste and resolder the heat sink back on. You can try turning the backlight down in picture settings as well. Menu-picture-Backlight. It is factory set at 100. Try turning it down to 50, then bump it up by 5 until the picture blinks. RWOF.

toshiba tv no display