![]() Unplug the power cable from the wall outlet.Here are three different methods you can reset your TV: Method 1 – Reset By Unplugging Power Cable Remember to unplug all external USB devices from the television before resetting it. Resetting your TV can help resolve numerous issues such as freezing display, black screen, no signal problems, non-responsive remote control, and slow or buffering apps. Note: Some TVs have a source button at the back or side that you can use to select your preferred input source Reset Your TV Press the menu button to select the desired input source.Use the volume button to navigate to the source option.Press the MENU button on the side or bottom of the TV.Method 2 – Change Input Source without Remote Control Do not connect the set-top box or cable box to HDMI ARC since this port only works with audio devices such as sound bars or home theatre systems. Most cable boxes connect to the TV via HDMI 1 or HDMI 2. Press the Source button on your remote control.You can select the correct input source using two different methods: Method 1 – Enable Input Source using a Remote Control You have to choose the proper input source for your cable box and TV to work accordingly. Your TV might display a No Signal message because of an incorrect input source. Ensure you purchase an original cable from a reliable supplier. If the cable is the issue, you need to replace it with a new one. You can test your HDMI cable by connecting it to another functional device like a DVD player or Blu-Ray disc player. The only way to resolve a malfunctioning cable is to replace it. ![]() Your cable box may be on, but it won’t transmit signals to your TV if it the HDMI cable is defective. Sometimes your TV may display a No Signal message because of a faulty HDMI cable. You can also test the ports by connecting your TV to another device, such as a DVD player or a Blu-Ray disc player. Ignore this port since its main purpose is to connect your TV to a home theatre system or a sound bar. You will also notice one port indicated as HDMI ARC. The different ports have designated numbers ranging from 1 to 3. Samsung TV Won’t Turn On (You Should Try This Fix FIRST) Fortunately, smart TVs have more than one HDMI port, which means you have several alternatives as far as connecting your cable box is concerned.
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