12/13/2023 0 Comments No signal on tv screen xfinity![]() So I'm thinking the issue is with the box itself. I find it difficult to believe that the cable is the problem, since I've been able to replicate this with all of them. I have used multiple HDMI cables: Monoprice, Blackweb (a Walmart brand, which is also certified by HDMI Licensing), a Comcast-supplied cable, generic cables and one that came with a computer monitor. It worked perfectly with a coax connection on SD service. Supports 1080p and 720p via "component", otherwise 1080i. ![]() The TV is an LG 23" model, roughly five years old. Today, while it was exhibiting that, I unplugged the HDMI cable from the back of the box and immediately plugged it back in. The new XG2 (brand new, not refurbished), is fine when it's powered on 24/7, but the TV also reports "no signal" when the box is powered on in the same scenario described above. The first XG2 (refurbished) was exchanged, because "no signal" reported by the TV when the box was powered on, coming out of Power Saver mode and that box would also become stuck on the Welcome screen after reboots. Originally posted on Comcast's customer forum, did not receive any replies as of this morning, so I'm hoping someone here might have an answer. Many thanks.I am on my second XG2 box in less than three weeks. We urge you to buy something now using this link. The TV Answer Man web site is supported solely from your purchases from. This happened to me once - I turned the Video feature back to On and suddenly that bad blue screen was gone. It’s possible the A/V receiver’s Video On feature was turned off by an electrical surge or something else. ![]() One last note: If you have an A/V receiver connected to your TV, make sure it’s programmed correctly for video. I would call your TV’s customer support team and ask for help. But if you have multiple devices connected to your TV, and you can’t get a picture on any HDMI port, then it’s likely not a device problem. For example, you may need a new cable or satellite receiver. If you only have one device connected to your TV, it’s possible the device is the problem. If you still don’t get a picture, go to #4.4.Īt this point, we’re running out of options. Then re-plug everything and reconnect your cables. During this time, also take the HDMI cables out. Reset the receivers and your TV by unplugging them for about 20 seconds. If the second port still shows a blue screen, then go to #3.)ģ. (Note: If you only have one device connected to your TV, such as a cable or satellite receiver, try connecting it to a different HDMI port. If the second HDMI port also shows a blue screen - and you can’t find a signal or picture or any other port - go to #3. For example, if you have your cable or satellite receiver connected to the HDMI1 port and it shows a blue screen or No Signal message, hit the Input or TV/Video button until it goes to another HDMI port where you have another device connected. Pick up your remote and hit the Input or TV/Video button to see if there’s a signal coming from another source connected to your TV, such as a Blu-ray player or game console. This site is supported solely by your purchases from Amazon. Need to buy something today? Please buy it using this link. ![]() If the receiver is on and the cables are okay and you still get a blue screen or a ‘No Signal’ message, go to #2: You would be surprised at how often cables get jostled by a pet, kid or something else, and become loose. Before you do anything, make sure your TV’s receiver is on and your cables are connected securely. There are several things you can do to fix the picture, or at least determine if the problem is your TV or something else.ġ. What can I do? - Candy, Wilmington, North Carolina.ĭon’t panic, Candy. I turned on my TV today and the screen was all blue.
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