Second screen connected but black. If none of the following articles resolved your issue, there is a new resolution in the following section of this article: How to Use and Troubleshoot Dell Docking Station WD15. When I play video, the video will be shown normally on PC screen but shown as blank screen (black color) on my TV while the sound of video still comes out from TV. Check Monitor Input Source: - Ensure that the monitor is set to the correct input source (e. If now I go to nvidia control panel I can enable the second monitor, the third monitor is undetected. Jun 10, 2022 · Under Multiple displays, click Detect to get your computer to manually connect to your second monitor. Mar 1, 2024 · If your second screen keeps crashing and going black, it is due to one of the following reasons: Hardware malfunction. Jun 4, 2020 · What happens is that when connected to the second screen, the second screen turns black for a few seconds (sometimes 10-20 seconds, sometimes just 1 or 2). Jan 12, 2022 · I connect the original HDMI cable from source system into the input port and use a second HDMI cable connected from output port into my display device (monitor) and the capture card USB port is connected to my laptop/PC USB port I have tried this on several laptops and a PC, all running Windows 10 21h2 and with OBS Studio 27. ) Tried a different cable, same problem, tried an Apple dongle and an HDMI-HDMI cable, same problem; tried swapping the monitors, same problem. Windows 10 (Image credit: Future) Windows 11 (Image credit: Future) Aug 12, 2022 · Connect the monitor with no display using the cable of the working monitor. the screen goes black for just a moment on a regular basis. Sep 26, 2021 · On my "old" Surface 4, when I plugged the monitor into the mini-display port, I got the full-width screen on the external monitor with a consistently working mouse pointer, without having to change any settings. The screen stays completely black. However, the second monitor remains black. The second monitor is showing in my device manager and display setting. , it shows 2 displays in the display window, I can move the cursor or windows onto the second monitor), but the actual monitor displays only a black screen (when I restart the monitor, it says "No signal" before showing the black screen). , if remote system is a headless one, you will have one display; if it is dual-monitor system, there will be three. . My first monitor is working fine. Of course I removed the GPU so it doesn't fall off. 04: second monitor was recognized, mouse working but screen completely black but the taskbar, all icons disappeared but visible in ~/Desktop, and without the possibility to right click on it, nor change background. My macbook screen does not turn black when the This article is about how to fix the issue that the PC has no display when connected to an external monitor. My laptop screen works fine. Don’t choose PC screen only or Second screen only. Safe mode works and lowering the resolution works. See if this time the Surface screen displays since it could be that the device is being set to project to Second screen only. Unplugging the monitor does nothing and the only way to use it again is to hold the power button to manually turn off. Try using a different DisplayPort output on the graphics card. However, many users report that Windows 11 monitors are detected but not displaying content, which can be very frustrating. Oct 11, 2017 · Second Monitor: VGA connected Samsung SyncMaster 2220WM. Black Screen. Under Multiple Displays select Extend desktop to display. Apr 25, 2024 · E. many ideas circulated on the internet. Jun 16, 2021 · I rebooted and logged in, but xrandr still only shows one monitor and not my second monitor. Jan 1, 2024 · When I boot with Windows 10, the display settings detect the external monitor (i. I am also connecting my primary monitor through the left USB-C port and also an additional monitor through the HDMI. g. While it may be possible to have the monitor serviced, purchasing a new one is often cheaper and easier. - Use the monitor's on-screen menu to navigate and select the correct input source. Jan 25, 2013 · When i move my mouse to the left of the screen it stops. I have tried to use the monitor on another computer it's working fine and the HDMI cable as well Oct 3, 2021 · I tried connecting another laptop to the display with the same cable it worked fine. Next turn on the computer and allow it to fully load. But still, it's all black. From your post, I understand that you have recently begun using a second external display with your 2017 13" MacBook Pro, and have noticed that the second display to be connected will intermittently turn to a blank black screen before going right back to displaying content. What Causes My Second Monitor to Go Black? The most common cause of a second monitor going black is interference with the connection, such as a faulty cable, damaged adapter, or wrong input signal. I have gotten to the point where I successfully connected the TV and the PC and they both say the connection was successful, but my TV displays a black screen no matter duplication, extending, or second screen only. I connected 2 monitors to my graphic card: Geforce GTX 1050. The most common hardware that can make your laptop screen black are the power supply, memory bank, hard disk, and motherboard. The Solution. Turn the computer off and on to refresh the connection. Sep 21, 2017 · Do you have a problem with your second monitor showing a black screen? You are not alone. Though, my second monitor does get a signal but is black. When I connect the monitor to the computer the monitor is recognized but nothing is displayed. The second one works with DP but not with HDMI Nov 10, 2022 · Why Is My Second Monitor Getting No Signal? There are several reasons why your second monitor might not be getting a signal. Apr 8, 2016 · Original Title: Second Monitor Black Screen. ; Select Browse my computer for drivers. To test the screen, attach an external monitor and restart the computer. After connecting your wireless display adapter to your TV, go to your Windows 11 PC, press Windows logo key + K to open Cast, then select your wireless display adapter. Sep 1, 2017 · The monitor that is black (HDMI-A-0) is connected, and have the right position. May 14, 2016 · I started to do Windows updates. I have updated my graphic drivers and changed the HDMI cable but the issue still exists. First, while the computer is off, connect an external monitor. Unplug and Udemy Bootcamp: https://www. Apr 21, 2024 · Use this Windows keyboard shortcut to try and wake your PC from a blank or black screen: Windows key + Ctrl + Shift + B click the Detect button to find and connect to an external monitor Jul 25, 2024 · Specific Troubleshooting Tips According to Your Second Monitor. When I move it to the right of the screen it seems to continue but I still have a solid black screen on the second monitor so i cant see the mouse pin. Jun 5, 2023 · No display after turning monitor ON (not boot, black screen & no power lights) Make sure the power button on the front panel is normal for boot ; Check if the signal cable (VGA / DVI / HDMI / DisplayPort) is well connected and confirmed another end of the output cable has been firmly connected to computer input port (graphics card). But then it just goes black. It is important to discuss the specific troubleshooting tips as per the specific second monitor because of the reasons behind a second monitor keep going black Windows 10 can be different from a MacBook. I am using an AMD Radeon 380X. Apr 5, 2018 · If I connect my laptop to an external monitor using a HDMI cable the laptop screen flicks to black. Test with Another Device: - Connect the monitor to another device, such as a laptop or a different computer, to see if it displays anything. Oct 12, 2019 · I am trying to connect ASUS MB168b monitor to my macbook pro 2016 and the screen is always black, doesn’t turn on. Swap out the cables and the connection methods to ensure that there is nothing out of the ordinary. If you have selected only the second screen to be ON and if the second screen is not compatible, then both the screen might appear black. The screen resolution is set to the optimal level for each monitor, I have selected the "Extend these displays" option and each monitor is set at a different refresh rate. Mar 14, 2024 · Second monitor keeps going black randomly. Shut Down Your Monitor Turn your monitor off and unplug the DisplayPort cable. Jun 12, 2024 · Fix 1: Ensure your compatible video cable is firmly connected. Remove the power cable and wait at least 30 seconds. Oct 3, 2023 · Open the Device Manager. Plug in monitor and plug in pc. if all goes well the spurious voltage that was there will disappear. It works fine when I boot up. The laptop recognizes the monitor but it's only showing a black screen. May 24, 2019 · It is possible you need to either raise or lower the refresh rate for the monitor. e. 3. Without the HDMI cable connected to the laptop, the monitor with the VGA connection works. I got a brand new windows 10 Jan 21, 2022 · I get a split second of black screen or color changing flicker multiple times throughout the day. Another issue users report is Windows 11 not detecting the second monitor, making it impossible to connect and use it. 4. Aug 20, 2024 · If your LG monitor is showing a blank screen, don't panic. The 2nd monitor is an Asus (Ancor Communications 22"). The causes we’ve discussed throughout this article can all apply, but the most common reasons include the wrong input, insufficient power, or Windows not recognizing the second monitor. ; Right-click on your monitor driver and select Update driver. And when I take a screenshot it in that scrrenshot it shows both displayed. Sep 15, 2023 · Sometimes, the monitor may switch to a different input source automatically, causing the black screen issue. When I setup my PC again my second monitor doesn't seem to wanna work. The monitor is not receiving any signal from the computer. To do so, right-click anywhere on the empty space on the desktop, and click on Display Settings. Hello, I am running Windows 10 with a 1920x1080 resolution monitor connected via HDMI. To do this you can go to: Settings > System > Display > Advanced display settings > Find your second monitor and select "Display adapter properties" > In the new window that opens go to the "monitor" tab. 04 on a Toshiba Portege laptop. If your second monitor shows black screen but detected, then try to disconnect your monitor from the PC, and try again. If you don't allow it to connect, your display remains dark. Jan 2, 2024 · Damaged cabling, outdated drivers, software incompatibility, and faulty hardware can all cause a monitor to go black for a second. Make sure your monitor is turned on and connected to a power source. I unplugged my second monitor and when I plugged it back in, the screen remained black. The screen is still on but it's completely black. 5 - 3 seconds. In here select "Computer only". A common problem many Windows users face while connecting and extending a second screen is that the primary PC, be it laptop or desktop, cannot detect the second screen. Some graphics cards have multiple DisplayPort outputs, and one of them may work better than the others. Disconnect your monitor and connect it to another computer. Outdated drivers. Furthermore, try connecting the second monitor to an individual system and determine if there is any problem within the monitor itself. This article will guide you through the possible causes and solutions for a blank screen on your LG monitor. Then there is a screen refresh rate dropdown box. Sep 20, 2022 · For example, if the second monitor is currently connected over HDMI, use Display Port instead. Check display brightness Jul 7, 2024 · Solution 2: Disconnect the monitor and connect again. May be that’s why dual monitor is not extending or detecting at all. The screen might remain black when there is a corrupted graphics driver or a problem with the LCD screen back light. These same processes can be used to change to duplicate if you’d Feb 17, 2022 · Typically, though not always, they offer a better bandwidth range than HDMI; thus, they’re often used to connect the second monitor. I have the monitor connected through a HDMI cable. This should resolve the black screen issue when remote system is a headless one. I also can drag my cursor to the second monitor, but I can't see the cursor there. 1 Change Power Settings Aug 4, 2021 · Contact your Retailer if Laptop is Still Under Warranty. If your monitor works on another computer, the video card may Nov 8, 2023 · Allow your display to connect. I did and I started to see both screen blacks, but one screen I was able to see mouse pointer. Aug 19, 2020 · I have a second monitor connected to my all in one desktop. it's obviously a dock to monitor issue and based on research it's the monitor that's having the issue with the dock. One with HDMI and the second one with a DVI adapter. Feb 5, 2020 · How do I fix a black screen on my second monitor? If the second monitor's screen is also blank, it could be a video cable issue. If you've got your PC plugged into HDMI 1, but the monitor is set to HDMI 2, for example, then you won't see anything on-screen. (First monitor occupied the Mini's HDMI port. Aug 28, 2022 · The power indicator remains lit during the black-screen process however, indicating the issue isn't about the power supply. Jun 15, 2013 · It depends on which settings you have selected for the second monitor. Mar 13, 2023 · Confirm the Display Is Set to the Right Input Most modern computer monitors and virtually all TVs have multiple inputs. Outdated Windows build. Aug 4, 2015 · I see the black screen at the login page. One is when the screen goes completely black while using, but you can still hear the laptop’s fan running. Expand the Monitors branch. Apr 18, 2018 · My 2 screens are 1 HDMI 2nd DP, my splash screen goes to the 2nd monitor with monitor 1 black, if I spam delete and enter BIOS it still goes to monitor 2 with monitor 1 black. When connecting a display to a Mac laptop computer with Apple silicon, your Mac might ask you to allow this accessory (your display) to connect. Press Windows+I to open Settings and go to System > Display. So, let’s discuss these tips in detail. Then try to swap monitors (change their order of 1 and 2 internally in Windows only) and see, if the second one is actually responding. com/course/it-support-technical-skills-training-part-1/ Try our Premium Membership for real-world courses, featuring 170+ Dec 21, 2017 · Hey there, Przemek83! Thanks for visiting the Apple Support Communities. Adjusting the color settings can stop flickering on your second monitor if the monitor is connected using an HDMI cable. Oct 4, 2023 · Drag the second monitor over to your main screen. The main monitor shows the bios screen on boot and the bios menus work fine but as soon as windows login loads the screen goes black. This can accomplish a few things. Nov 24, 2023 · 3. So check and, if need be, replace your HDMI . Reference Link: How to use multiple monitors in Windows 10 Jun 2, 2022 · Thank You Andrew! Yes, the procedure I use to connect is exactly the same You have mentioned in your response: " Swipe from the top of the Tab S8 Ultra screen to the bottom, then again to enlarge the Quick Panel, and select Second Screen from the available options > Choose your preferred connection mode, then leave this page open, as it needs to open to complete the connection > On your PC Aug 17, 2023 · As a result, when gaming on the primary display, the screen on your second monitor will be black. May 31, 2023 · I connected my external monitor to my laptop with two different HDMI-cables. If I click on "Identify" button, it only displays #1 on laptop screen Feb 28, 2024 · Step 4: Go back up to the diagram and use your mouse to drag your second monitor to the left or right of your primary screen. 1. I've tried installing updates and the hdmi cord, but nothing has fixed this. A straightforward way to identify this is to connect the personal computer to a known-good external monitor or TV and ensure that the display (S-video, VGA, DVI, HDMI, or DisplayPort) cables are firmly connected to the video ports on the personal computer and the Aug 7, 2023 · Your Dell monitor may experience a display or video issue when connected to a Dell laptop through a WD15 or TB16 Dell docking station. Nov 5, 2022 · Then, insert the second monitor again to check whether the second monitor can display normally. Nov 20, 2023 · Connect to an external monitor. Whether it's a power issue, a connection issue, or a setting issue, you can find the answer here. I am running a 1920x1080 monitor (primary, working) and 1280x1024 monitor (secondary, not working). , try replacing the video cable or using a different video cable. And after I blindly login the screen remain black. The graphics card is an Intel 945GM/GMS. Any ides? Oct 12, 2019 · I am trying to connect ASUS MB168b monitor to my macbook pro 2016 and the screen is always black, doesn’t turn on. Everything I opened, it went to second screen Apr 3, 2024 · Check if the second monitor is detected when you click on "Detect" or "Identify". Jul 4, 2014 · I am running 12. The solution is simple. This seems to happen completely random and sometimes it doesn't happen for 30 minutes whereas at times it happens a few times per minute. but now it's black. I have also mentioned above that I tried the same hardware and OS before on a different computer and everything worked fine without a hiccup. The method hasn’t proved useful for monitors that are connected through DisplayPort, VGA, and DVI. After using it on Mac, then plugging in a Windows laptop, then the Mac again, the second monitor got a signal but displayed no visuals. Disconnect the external monitor 6. Tip: If you're using a wireless display adapter, connect to an HDMI port on newer TVs, then wirelessly connect your PC to it. However, just yesterday, my external monitor went black once windows starts. Jul 15, 2022 · It means your monitor doesn't support the changes, and reversing them should resolve the issue. If your second monitor keeps going black randomly, it could be because of a loose cable or its malfunction. Here’s How to Fix Your Second Monitor Going Black. The GPU never goes higher than 65-75C) I don't know what to do anymore and It's really annoying. In the following section, I will show many steps you can follow to fix the laptop screen black when connected to an external monitor. See if the article below provides some instructions that might help: How to add and use a second monitor with Windows 8 Nov 13, 2019 · I have been using a external monitor to extend my laptop display. Both monitors are directly connected to the graphics card via two DVI ports. , HDMI, DisplayPort). After the splash screen ( on 2nd monitor ) it loads windows to monitor 1 with monitor 2 black after I log into windows it displays on both as it should. If you have multiple connection options such as DVI, HDMI, etc. There is only a black screen. It shows that Windows recognizes that there are 2 monitors. If the link failure occurs randomly, try the following fixes. The two working monitors have workspace 2 and 3, so it feels that the system show how assigned workspace 1 to the black screen. Once loaded, press the "Windows Key" + "P" to open the "Easy Display Switcher". Jul 8, 2024 · Check the audio settings for the external monitor. Turn off your monitor and then unplug it from the wall as well, or cut the power to Feb 23, 2018 · The second monitor works fine during this and the pointer can be moved between the black monitor and the second one and programs will load onto the main monitor as if there was no issue. Then restart your computer. Jun 22, 2024 · If another monitor works on your computer, it's safe to assume the non-working monitor is bad and should be replaced. May 24, 2014 · When I connect HDMI cable from PC to HD TV, it duplicates everything on my PC screen to TV, except "video". 5 days ago · It is essential to verify if the problem is inherent with the monitor, video card (GPU) or video settings on your personal computer. May 15, 2016 · I have a dual monitor setup that was working fine for the past year. Next, check the monitor is set to the right video source (like HDMI or DisplayPort) and ensure the cable is firmly connected to the monitor and your computer. Though random, the disconnection seems to happen in bundles. Oct 14, 2019 · The second monitor was connected using a VGA (on the monitor) to HDMI (on the computer) cable and its display was fine for the first few days. This also allowed me to CASUALLY unplug the monitor and take my Surface 4 to a different location. 3 (64 bit Mar 24, 2024 · Ensure that the cables you are using to connect the second screen work properly. However, this only happens sometimes and not all of the time. I've even tried messing with settings in both the software with the graphics driver and in windows. Sometimes, manually detecting the display can resolve the issue. If you are using the Kamvas 13 as a second monitor, please make sure the display option is Duplicate or Extend mode. 2. The solution was to unplug the Hub itself, and give it 10sec, and plug it in again. Aug 14, 2020 · I have a second monitor connected to my all in one desktop. Driver issues. Let the power supply drain (wait a few minutes). If I was only using 1 monitor it wouldn't be an issue. Conflicting applications. When I disconnect it (and reconnect it) my laptop stays on a black screen and my external screen too. My laptop screen 'pops' as if it has connected and in the display settings the second screen is shown. Press the Windows logo key + P on your keyboard. I did and it was able to login and see the desktop on one screen only. Computer Specs / Technical Details. I left for lunch and came back to a black screen. I had the problem of momentary blackouts on a second monitor connected to an M1 Mini with a USB-C to HDMI adapter cable. Incompatible display settings. I've tested the Nvidia Drivers and the graphics driver directly from ASUS (using DDU inbetween versions). Historically, when the second monitor says no signal with DP Feb 17, 2022 · Typically, though not always, they offer a better bandwidth range than HDMI; thus, they’re often used to connect the second monitor. A loose connection between your monitor and your PC will trigger the monitor’s no-signal issue. It was working fine till recently start to blinking . And when connecting it to my laptop it shows all the details of the second monitor and shows it is connected but the second monitors screen is black. Click the box next to Make this my main display. I had to move so I packed my setup to move it. It seems the problem is that my main laptop monitor is connected through the intergrated graphics card (Intel HD graphics 630) and the second monitor through my dedicated card (GTX 1050ti). Check whether the monitor is powered on. 10 to 20. Shortly after the black-screen, around 1 to 4 seconds, the monitor is reconnected and an OSD notification pops up displaying "DisplayPort, 1920X1080". System prompted to restart. The monitor that is not working is a Samsung S24F350. Projecting to This PC: Ensure that the projection settings are correctly configured. Learn more about allowing accessories to connect to Mac laptop computers. If I click on "Choose when to turn off the display", I don't get an option to do it for each monitor. It's just black. 5 Ways To Fix Laptop Screen Not Working But External Monitor Does. Apr 18, 2020 · Power down your computer and either unplug it from the wall or turn flip the power switch on your power supply. Choose the external monitor you connected ⑦, then select Jan 6, 2022 · Sometimes the screen will just turn into static and I have to turn the monitor on and off to fix it. Choose Duplicate or Extend mode. I tried to change the power settings as you advised but when I go to "Power Options", I don't see the "Additional power settings" option (See Image 1). I have a Toshiba Satellite C655 laptop and I connected a 2nd monitor to it in order to have two screens to work on. Read this forum thread to learn how to fix it by adjusting the display settings, updating the drivers, or using the Windows troubleshooter. Open Display Settings from Control Panel. BIOS configuration confirmed Oct 15, 2020 · Windows technique and all works after my upgrade 19. May 6, 2019 · However, it's not actually showing anything on-screen, but rather just a black screen. If you’re seeing the no signal message on your screen when your Windows system is running, the first thing you should check is whether your compatible video cable is firmly connected Jul 13, 2021 · While you have the dock connected with the external displays working, kindly try pressing Windows key + P on the keyboard then try selecting Extend. You can also find a link to a helpful support article from Microsoft. Also under the screens, switch the drop-down menu to Extend these displays if you want to use both. Type and search [Sound settings] in the Windows search bar ①, then click [Open] ②. " If Windows shows your extra monitor on the right side, and you'd like it on the left just drag and drop it from the right side of the primary monitor icon to the left side and hit the "Apply" button that appears. Now shut down the computer and disconnect the external monitor. Oct 17, 2018 · My monitor was working perfectly this morning. Many users have reported this issue and found some solutions. My GPU is Nvidia GTX 1050Ti Oct 4, 2023 · A computer with multiple monitors allows you to see more content, multitask and split your screen. I can’t turn it on after that. Searched the Google and it said to press enter and type the password. Dec 8, 2023 · my dell monitor and surface dock are having an issue. To test your LCD and LCD cables, connect your laptop to an external monitor with a VGA cable or connect to a TV as an external display using an HDMI cable, depending on the connections available on your system. BTW, I forgot to mention that my second monitor is connected to the motherboard's port while my primary is connected to GPU Dec 1, 2023 · Begin with the most basic aspect of black screen troubleshooting: check your monitor and cables for issues. This has to do with an issue of hooking up a second monitor to your system, but no picture showing on the screen on one of your monitors. 1. Once the HDMI cable from the second monitor is connected to the laptop simultaneously, the first monitor with VGA connection will go black with "D-SUB NO SIGNAL". PICTURES: Apr 24, 2024 · Confirm the display is connected to a power source. I’ve had this problem when setting up dual monitors before. . In Settings >Display dialog, it shows that Windows is confused. This reset the Hub and then the monitor came through aok! – May 31, 2021 · The second monitor is not getting a signal . ; Now, select Let me pick from a list of Dec 6, 2023 · 4. (See Image 2) Jan 22, 2019 · Yes. Now, connect monitor and pc hdmi. Im am using HDMI cable to extend the displays. Jan 16, 2013 · Do you see anything on the second monitor? If you, press Windows key + P and use the options available to toggle between the main monitor. After a few days the second monitor started randomly going black for a few seconds around every half hour. udemy. Unfortunately this is the highest resolution we currently support with the driver. Look for an image of monitors on the display representing your physical monitors. Feel free to ask back any questions and let us know how it goes. I recently connected a second monitor via VGA with an unknown resolution (Windows usually defaults it to 1024x768). Select [Playback] tab ④, choose the external monitor you connected ⑤, then select [Set Default] ⑥. Force Detect Second Monitor Manually. There are some simple steps you can take to troubleshoot the problem and restore your display. This test is helpful if the screen is black, but you can hear that the computer is operating. It was working fine till recently start to blinking. You can disconnect your 2nd monitor from the settings. You can extend, duplicate or choose only the second screen to be ON. Jan 25, 2022 · The monitor labeled "1" is your primary window, while the second is labeled "2. When plugged in the Screen will turn on for a second showing the ASUS logo, and after that it goes off/ black screen. 5. Another situation is when you have a frozen black screen with every operation stopped. Dec 15, 2018 · I recently bought a new monitor for my PC and I have a big problem. I had a similar issue with the Anker 555 USB-C Hub. Explicitly set the display to 1600x900 in the RDP client, then connected. Unplug the monitor power. If the I hit Windows + P and select PC screen only the desktop show on my primary monitor. The newly created display is with 720P resolution. I have tried to update the graphic card. When i set the second monitor as primare i loose my desktop icons and the second monitor is still black. After a bit of messing around I was able to get both monitors working via Extend Displays. Apr 9, 2023 · It will only work with one external monitor. Because most displays auto-detect the input source, you must also confirm that the input source on your screen is right. In rare situations, boosting the display resolution might result in the screen becoming blank. The monitor connected via HDMI takes over and work. Select [Sound Control Panel] ③. Oct 19, 2012 · Turn off PC, unplug monitor hdmi at both monitor and pc, UNPLUG THE PC. Is that the issue? Appreciate any Jul 27, 2022 · It can happen in two different scenarios. Sep 22, 2015 · On the black-screen RDP, I did the following to resolve it: Closed the black-screen RDP using the "x" on the blue bar on top. At the same time, you can try to unplug the power cord of the tablet and then plug in the second monitor to check whether the problem disappears. Regardless of the case, we have compiled a list of every possible solution to fix the black screen of your Nov 16, 2022 · Everytime i connect my external monitor to my laptop by usb my laptop screen goes black and my external monitor freezes. They are both detected by the computer but the second monitor is blank/black. If I turn the monitor power off and on, the Windows desktop displays for approx 1 second then blacks out. If you can't figure out how to repair it yourself or aren't willing to risk voiding your warranty by taking apart your computer, contact whoever sold/manufactured your laptop for repair or help. Apr 28, 2019 · Hi everyone; What is happening: I have 2 identical monitors on the Displayports, and the second screen randomly goes black between 1-30minutes for 0. While that session was still open, started another RDP client to the same machine, this time with display set to 'Large'. Press Windows + P to open projection options and select "Extend" to see if the monitor is recognized. If the current interface can't drive all the pixels in the second monitor, switching to a different interface can fix that problem. The monitor is detected, as I can drag windows over to it. But as soon as I connect the 4K TV through the HDMI, the VGA monitor goes out of range again. The display should appear on the external monitor or TV. Historically, when the second monitor says no signal with DP I am trying to get my Dell XPS 15 9570 to connect to my Sony Bravia TV. Dec 4, 2015 · Check if the current screen settings for your second monitor are actually supported by it (screen resolution, refresh rate). Select the monitor that does not show any display. rilcssdxwificnexndoktykrccrasfpdfnmwqxmflhptybhhrjvieba