Step 3: Turn down the Samsung smart tv and unplug the power cord connections from the surge protector or wall outlet. Pick up your TV remote and switch to 'External Inputs' from the menu. You can either mirror content of your computer on the TV or extend the display just like a dual monitor screen. If the source device is connected with an HDMI® cable: Make sure the TV and source device are both turned on, then. Open the 'display settings' in your computer and activate output to the TV screen. Why does my TV say no signal when HDMI is plugged in Verify that the source device has power and is turned on. Recommended: Where Are Samsung TVs Made (Top Answered) Step 2: Unplug all HDMI cables from the television. Slowly rotate your antenna 360 degrees and stop at the highest antenna signal strength (usually indicated by LEDs). ![]() To do this, unplug all HDMI cables connected to the TV, unplug the TV from its power source, and hold down the power button on the TV for 30 seconds. I am going to try with another android tv box next time to see. Step 1: Turn off any HDMI devices connected to the television. If your Vizio TV has no signal, one of the first troubleshooting methods you should try is to complete a power cycle and reset the device. Tried another HDMI cable (HC3) but still having occasional "No Signal" on the same side. Why is there no signal on my HDMI AOC after Installation HDMI (High-Definition Multimedia Interface) HDMI AOC (HDMI Active Optical Cable) Possibility One. ![]() Got 2 other HDMI splitters to test on the faulty side but "No Signal" still occurring 3-4 times. Interchange TV1 but the "No Signal" still occurring 3-4 times daily on the side. Here are the tests I did up to now and results: HC3 are not same HDMI cable models but same specifications Here are the things that are different between the two setups: It is happening often, let's say 3-4 times daily. My problem is that one android tv box is having the "No signal" problem whereas the other has never had that "No signal" problem. I even used the mobo gtaphics and removed the gpu. Both devices are switched-on non-stop for around 12 hours daily. But when i plugged in the hdmi cable from the gpu into the tvs it didnt work it just said no signal. The 2nd android tv box has exactly the same configuration as above and both are placed in the same room. After this, plug in the power cable and HDMI wire. This problem can result if the connector on the HDMI cable that youre plugging in. Give them about 30 seconds to boot up before plugging in the TV. If the HDMI on your LG TV doesn’t work, the best way to troubleshoot is by unplugging all HDMI wires and then waiting for 10 minutes to reset the device’s mechanics and then turning it back on. The resolution your PC is set up to output may not be supported by your TV. Then plug in the all of the connected devices to the power. Disconnect all of the HDMI cables from both ends and then reconnect them. Still no signal TV Technician: Shahid OK, now its confirmed it is TV firmware problem and this issue occurs due to failing EEPROM (memory) chip mounted on main board as this chip stores firmware data. The other HDMI out to another TV(TV2) connected by a 25 mts HDMI cable(HC25). To do this, unplug both the TV and the all of the other connected devices. One HDMI out connected to a TV(TV1) through a 3 mts HDMI cable(HC3) I have exactly same connections below in pair.ġ android tv box(A) connected to a HDMI splitter(HS) with 4 outputs. ![]() If it's still not working properly with your PC, but you can test it with another device, I'd contact TCL support to troubleshoot.I am really desperate and need some advice if anyone has got the same problems below Seriously, can anyone shed light on this?Īccording to their support website, it should work with a PS4 or Xbox One at 4K 60Hz, but maybe there's an incompatibility between the TV and your RX 580. There's an older thread regarding the exact same issue but no solution was ever posted. The pc will recognize the signal at 4K 60Hz but when I switch the input on my TV to HDMI 2.0 it can't find the signal. I'm running an HDMI 2.0 cable from my PC running an RX 580 to my 55" TCL 4K Tv.
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