In this case, the no signal issue can occur. I have tried manually selecting hdmi or displayport on the monitor. I have searched for this issue in the FAQ and Co 1/swapping which monitor is plugged in via DisplayPort-no luck. Under the "Multiple displays" section, click the Detect button to connect to The monitor is detected in the Display panel but it's showing "no signal" no matter which resolution I use.
If you need help setting up your external monitors, see How to use multiple monitors in Windows 10. However, sometimes your system may fail to detect the second monitor due to hardware or software reasons. Now, you can try connecting the monitor via the DisplayPort interface and check if the issue is resolved or not. (The obvious) Your HDMI/ VGA/ MiniDisplay cable isn't plugged in. However, it can be highly disappointing to see the second monitor not working, even after getting detected by the computer. In this case, even a display divider does not help you expand the display on the second monitor, since it duplicates the same signal instead of 0. I have the monitor hooked up to the display port & the HDMI port (both below the audio input/output). This system has been working with 1 monitor just fine. How to get Windows 10 to detect your second monitor.
When I plug it into my SP1 with a monitor connected to any of the outputs, it immediately detects the secondary display, loads a driver for it and all is well. posted in General Hardware: It says my monitor is detected but their is no display.
If the HDMI cable is damaged, the monitor can’t get the input source successfully. " So- many hours later - I'm about to drag my old behemoth monitors back into my office. When l turn the computer on, the monitor shows the brand name screen and then goes to a black screen with the "no signal" message. Then click on advanced settings, on the monitor tab set the resolution. My primary monitor (same ACER model) is connected DVI to DVI. However, if your second monitor not detected or second monitor no signal, do you know how to get rid of this problem? Now, you can read this post to get some useful solutions. But unfortunately, there's still no signal on the external monitor.