No Signal means TV/monitor isn't getting input from selected source. Issue affects many users connecting TV/monitor via HDMI ports
Smart Hub update message appears on Samsung tizenOS TVs. Error prevents launching apps and accessing Smart Hub features. Normal update takes 2-5 minutes with good network connection
Red light blinking 2 times indicates software glitch or power issues. Red light blinking 4 times suggests faulty capacitor on main/power board. Red light blinking 5 times may indicate power supply or overheating problems. Red light blinking 6 times often indicates power supply or connection issues
LG content store problems can occur due to network, DNS, region settings or software issues. Issues may appear as "content unavailable" or "service temporarily unavailable" errors
LG TV model 42LB650V shows logo screen stuck issue after firmware failure. Problem can cause screen to go black after showing LG logo