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#NO SIGNAL ON TV AFTER LIGHTNING HOW TO#
#NO SIGNAL ON TV AFTER LIGHTNING MANUAL#
#NO SIGNAL ON TV AFTER LIGHTNING TV#

The only way to resolve a malfunctioning cable is to replace it.

#NO SIGNAL ON TV AFTER LIGHTNING TV#

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.

Fortunately, smart TVs have more than one HDMI port, which means you have several alternatives as far as connecting your cable box is concerned. Turn on your TV and cable box and verify if this resolves the issueĪ faulty HDMI port can lead to a No Signal message.

#NO SIGNAL ON TV AFTER LIGHTNING HOW TO#

Here are the steps on how to go about it. If possible, consider disconnecting all cables and connections and reconnecting them one by one. You need to confirm that the cable is in the correct port and plugged all the way in. A bad or poor HDMI connection might cause your TV to display a “No Signal” message. The latest TVs and cable boxes use HDMI cables to transmit video and audio signals. If your cable box is fixed behind the wall, you will have to reboot it by disconnecting and reconnecting it via the circuit breaker. Turn on the cable box and check your TV to confirm if there’s a signal.Plug the cable box back into the wall outlet.Your cable box works like a computer, and a quick reboot can help fix the issue and other slight problems. Now that you confirmed your cable box is in fact ON, one of the quickest ways to resolve a “No Signal” problem is to reboot the cable box. The box will display a green light to show it is ON, while a red light means the device is OFF. Most cable boxes and set-top boxes come with indicator lights that specify the device’s status. If your box does not have a power button, you can use the remote control that came with it. Simply press the power button on the device. You may think that the cable box is on, but you should just quickly double check that it is! You’d be surprised how often this is the culprit. If your TV displays a no signal message, the first culprit is usually the cable box. Select OK to choose a resolution or Cancel to quit.2 Conclusion Confirm the Cable Box is Actually On Your Apple TV will switch to a new resolution every 20 seconds. If the Apple logo appears and then a black screen, press and hold the Back button and Volume Down button for 6 seconds, then release.

#NO SIGNAL ON TV AFTER LIGHTNING MANUAL#

Check your receiver manual for further assistance. After each additional device is connected, check that the Home Screen still appears on your TV.

If the Apple TV Home Screen now appears, connect your receiver or HDMI switch one at a time.

If you're using a receiver or an HDMI switch, one of these might be the issue. Connect your Apple TV directly to the TV instead of using the receiver or HDMI switch.

Check your TV manual for further assistance.

Try a different HDMI port on your TV, starting with HDMI 1 or Input 1.

Unplug your TV and your Apple TV from power, then plug both back in.

Then in the TV menu, make sure that you select the HDMI input that matches the HDMI port connected to the Apple TV. For HDMI 2.0, use a Premium High Speed cable. For HDMI 2.1, use an Ultra High Speed HDMI cable. Or try using a different HDMI cable to see if the cable causes the issue.

Unplug both ends of the HDMI cable, then firmly plug them back in.

After each step, check if your issue has been resolved. If you experience a black screen that is unrelated to switching the Apple TV format, try these steps.