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The Daily Insight

What do you do when your TV says no video signal?

Author

William Smith

Published Mar 25, 2026

What do you do when your TV says no video signal?

Reset the box

  1. Turn everything off at the wall.
  2. Check that all cables are securely and firmly in place.
  3. Wait for 60 seconds.
  4. Plug your TV box (not the television set) in and turn it on.
  5. Wait another 60 seconds, or until the lights on the TV box have stopped flashing.
  6. Plug everything else back in and turn it all back on.

How do I change the HDMI on my Toshiba TV?

To Switch the Inputs on your TV you will need to locate the INPUT/ZOOM button on the Toshiba remote control. This button is to the left of your Channel Up and Down button. To change the input you will need to use the 0-5 number buttons on the remote to change the TV’s inputs.

Why does my TV turn off and say no signal?

If your TV says no signal even though it’s set to the correct source or input as the cable box, what you’re facing is a network reception issue. You can first try to power off the TV, wait for a few minutes and restart.

How do I enable HDMI on my Toshiba TV?

Insert one end of the HDMI cable into the “HDMI IN” port on the back of your Toshiba TV. Since one side of the HDMI tip is wider and one side is thinner, make sure you line the port with the HDMI tip before inserting to avoid any damages to the port.

Why is there no signal on my TV?

If you have another source device, connect it to the same input to determine if the problem is with the input or with the original source device. If you have another source device connected to your TV, switch to that input. If there’s a signal the problem may be with the original input or source device.

What to do when your TV has no HDMI signal?

Step 4: If the screen still displays No signal, change the HDMI cable as the original one might be faulty. So, go with a different cable. Step 5: Even if the problem is still there then try to insert the HDMI cable in an alternative port and change the input of the TV.

What to do when there is no signal on your computer?

Select another input that has a different source device connected to it. If there is a signal the problem may be with the original input or source device. Unplug the source device from the wall or power strip. Wait one minute, plug the source device in, and then turn the power on.

What to do when your TV says no signal?

If the TV says no signal even though it’s set to the correct source or Input as the cable box, what you’re facing is a network reception issue. You can first try to power off TV, wait for a few minutes and restart. If the problem continues, you’ll need to examine the individual connections one by one for troubleshooting.

Why does my TV say no HDMI signal?

It seems as if your TV is set to go to a certain HDMI input when your TV turns on. Try removing the HDMI cable on the TV from input 2 and plug it into the HDMI input 1 next to it. This should make it so when you turn the TV to ON, the image will appear instead of having to change the inputs with the remote control everytime.

Why is there no signal on my Android TV?

Note: This message may appear after updating your Android TV™ software. Make sure the correct input is selected. This message will appear if you select an input that’s not connected to an active device. Verify that the source device has power and is turned on.

Why does my Kodi box Say No signal?

If you’re trying to connect a Kodi box, for example, to your cable TV using HDMI, especially with higher definition displays, the no-signal message will show up due to HDCP errors. You will have to remove the offending device and that should restore the connection. Sometimes your TV needs to be on a different base channel.