Click the Advanced tab. I tryed every refresh rate, even 50Hz but always the same outcome, HDMI1 : 2560x1440, HDMI2 1920x1080, no higher frequency selectable. Sorry, you must verify to complete this action. DisplayPort and HDMI cables have different variations. Also it is absolute nonsense that you would need 4-8GB VRAM for 1440p! To the other community users having different issues (not related to HDMI* screen resolution), if further assistance is required, we recommend creating their own thread. Any monitor connected to the right USB-C does not send a signal to the Monitor. Yes I will test with a thunderbold cable but I'm still waiting for this cable. Please click the verification link in your email. Thanks for your answere. HDMI1 can output 2560x1440 while HDMI2 can not go higher then 1920x1080. Because you mention that also in sleep mode you do here noise. You can find more choices in our best computer monitor roundup. 2. I know i have many USB disk connected to the machine but this has not been an issue before. 1440P display requires 4GB-8GB of VRAM. I had this with one of my desktop PCs. Intel SSU stills works as an workaround. 1920x1080 on HDMI 2 when connected to the Asus monitors. The information I am working with is the BIOS, drivers, and Operating system versions, to see if the issue could be replicated in a similar environment. Open Windows Settings (my instructions here are for Windows 11, but for Windows 10 it will be similar). Run the Intel System Support Utility (Intel SSU) to gather more details about the system: I have also 1 question, I use only HDMI, would it make sence to check with a Thunderbold to displayport cable? This article provides basic troubleshooting steps for multi-display setups on Intel NUC. You may start the process from Step 6. Heres how it works. When you purchase through links on our site, we may earn an affiliate commission. When adjusting PCI Express LSPM from MAX to OFF it is loudest. AReport for Intel Graphics Driversfollowing the steps on the link. Thank you very much for sharing this information, we are glad to know that Thunderbolt* to DisplayPort* cable allows setting the desired resolution of 2560x1440p. Like i said earlier, swapping the monitors around I.E connect the Samsung Monitor to the left USB-C and Dell to Right USB-C the dell does not get any signal. i bought usb-c to display port, and hdmi to display port. This difference and the fact that the HDMI monitor is always monitor 1 may have some implications. Affected Devices All Dell Monitors All Dell Notebooks with Intel Integrated CPU We are not getting any flickering or other issues with the displays. You may re-send via your Actually it is not strange because NUC11 still might be using LSPcon, so there is no true HDMI ports but just converted internally from DP (if I undestood correctly). Download and install theIntel Management Engine Driver. Forgot your Intelusername Intel NUC 12 Pro Kits Kits include a range of 12th Gen Intel Core processors, chassis, and . If you sign in, click, Sorry, you must verify to complete this action. It's less commonly seen when using USB-C or DisplayPort. Reddit and its partners use cookies and similar technologies to provide you with a better experience. Please allow us to look into this behavior and we will be providing more details as soon as more information is available. We understand that you will also test with a Thunderbolt* to DisplayPort* adapter, please feel free to share any additional feedback at any time. Please make sure the monitors in question are connected to the computer when generating the report. Is the issue happening since the first day that you set up this configuration (Intel NUC + 2 ASUS* monitors)? Thank you for your response and for all the details. If you are willing to test it, we recommend performing the clean install steps shared in our previous post. // Your costs and results may vary. Intel NUC 12 Pro Mini PCs Small PCs and compact workstations, loaded with Windows and ready to use right out of the box. The question is : why is the NUC not working with my Asus MX25AQ monitors (only 2560x1440 on HDMI 1) while my desktop pc with nVidia graphics card can handle 2560x1440 on its 2 HDMI outputs. Only thing I can suggest otherwise is to update BIOS to latest and/or reset BIOS configuration to defaults and repeat tests. 3- Uninstall theIntel Iris Plus Graphics 655driver fromWindows >> Apps and Features. I only have one display, so cannot test for more displays. Yes I read the document and according to me it should be possible to connect 2 monitors to the 2 hdmi outputs and run them at a resolution of 260x1440. Check the system information in the log. Also, newer version for the graphics driver. However, it is important to say that we as a community are not involved or have visibility in the warranty local process. Are you using any adapters or dongles to connect the displays? When it seems to wake up, the screen remains black. Please click the verification link in your email. 7- Run the Intel System Support Utility (Intel SSU) to gather more details about the system: To upload and attach a file, use the "Drag and drop here or browse files to attach" option below the response textbox. 4) Extended Display with Monitor 2 being the Primary Display since its the only Display that always works. Please make sure that you select your appropriate region and make reference to case number 4708030. I have not such a cable so I can not test it but maybe youy have such a cable? Your NUC should be able to give you 2560x1440 easily for both monitors. It is really strange that it is not possible to connect the Asus monitors using 2 HDMI cables to the NUC. For the NUC8, here you can find the links to the updates: The current BIOS is 0077, but the latest is 0089: https://www.intel.com/content/www/us/en/download/19303/bios-update-becfl357.html. By the way, I removed the Intel graphics driver and rebooted the system. Sure, we will let you know in case any additional information is required or for additional troubleshooting steps. Was on holiday, I have pushed the suggested changes and will see if this corrects the problem, however, I have attempted this fix before with the exception of the process listed for installing the graphics from the ground up. Sign in here. Maybe you have a problem with the fan it selves? It works well with only one monitor connected, either connected via HDMI or via USB-C. The browser version you are using is not recommended for this site.Please consider upgrading to the latest version of your browser by clicking one of the following links. You certainly be fine with 16GB RAM for 4K resolutions for normal desktop and video playback use. The problem is when I have the two connected at the same time. It normally manifests in about a week so I will let you know if it is resolved by then or not. By default, Intel SSU will take you to the "Summary View. Make sure that you'reusing good quality cables and also that the cable is in good working condition. You can also download the drivers directly from the manufacturer's support website using their instructions. Mauro Huculak is technical writer for WindowsCentral.com. Yesterday I bought brand new cables with no adapters, I.E USB-C to DP. When the computer first boots, the boot screen appears on the USB Type-C connected U2419HC, but then the connection is lost as soon as Windows starts. All drivers are updated. i use 2 displays (hdmi + usb c). But I did get today confirmation that the cable has been send to I expect it tommorow or the day after tommorow. This should lead to the problem resolution. Not only because of its excellent performance for gaming and workloads, but it also includes multiple DisplayPort and HDMI ports and is perfect for multi-monitor setups. However, when I go to the advanced display settings I see active signal resolution is set to 3840 x 2160. Switching the adapter from one port to the other or switching the cable from one monitor to the other, does this make any difference? See Intels Global Human Rights Principles. B) Hardware issue, I.E one of the port is broken. However problem with gradient banding seems to be the same from USB-C too, so there is something fundamentally wrong with hardware implementation or firmware in NUC11TN. It seems some kind of administrator setting is released when SSU is run. Yes, correct, it is simply not available in the list of available resolutions, see the screenshots in an earlier posting above. I tried an other monitor but same result. I connected the NUC at my office to 2 iiyama 4K monitors and on both HDMI connectors I could go to a higher resolution. Are you sure that it is the fan? Some of the computer specs are below. A) Hardware limitation or NUC does not support 2 x USB-C --> DP output. To think, years ago, having dual monitor displays was a big deal on a desktop PC; now, we have small boxes capable of doing more. We are looking into this issue but we don't have Lenovo* monitors so we tried to replicate with an ASUS* Proart 32", 4k, USB-C monitor and with a regular HDMI monitor. Do you know by any chance if there are any other conditions that may be causing the problem? The browser version you are using is not recommended for this site.Please consider upgrading to the latest version of your browser by clicking one of the following links. 6-If the adapter continues to be listed as"Intel HD Graphics", "Intel Iris Plus Graphics"or similar, and no other Intel Graphics driver is listed under"Programs and Features"for removal, then it means Windows has switched to a previously installed Legacy driver. No, it is definitely not from the fan but coil whine. Locate the display controls and switch to the correct input port. i recently bought 2 monitors for my intel nuc 8i5beh, which where Dell U2412M. They can both handle a resolution of 2560x1440. BIOS0029 Make sure monitors or TVs are running the latest firmware. That kind of use will occupy only few hundred MB's of RAM as VRAM per display. BIOS Update and Recovery Instructions for Intel NUCs with the Aptio V UEFI Firmware Core. By signing in, you agree to our Terms of Service. Please follow the clean installation steps to install the Intel Graphics DCH Driver for Intel NUC Version 30.0.101.1191. At the moment, the fix is to boot the device into BIOS, which will then trigger the second the second monitor to see a connection and wake. 1- How many Intel NUCs do you have that are affected by this behavior? Intel NUC products supporting HDMI* and DisplayPort* connectors. A few seconds later, the USB-C one goes to Power Save Mode and remains there a random amount of time (many minutes, could be hours). The Intel sign-in experience is changing in February to support enhanced security controls. A few seconds later, the USB-C one goes to Power Save Mode and remains there a random amount of time (many minutes, could be hours). Is it possible that a component is resonating? The U2419HC works fine via a DP connection and using DP MST. Forgot your Intelusername In my case I can set HDMI 1 to the higher resolutions. For more complete information about compiler optimizations, see our Optimization Notice. Select the display (wireless monitor, TV, or PC with Miracast support) from the list. It would be better to test with two identical monitors. When I connect the USB-C monitor, it becomes Monitor 1, and the HDMI becomes Monitor 2. Yes i did it seems that you missed this in the original message. I will wait for the Intel support. 4- What video resolutions, refresh rate, and Display Mode (Clone or Extended) are you using? Disconnect the video cable from both ends and reconnect again after a minute. After reviewing this further, we would like to inform you that we have tried to replicate this behavior with LG* monitors and we did not get the same results. Which port are you using to connect the displays? I'm out of ideas. Please let us know the outcome or if you have additional inquiries. I connecten 2 Asus monitors to the NUC, both are exactly the same. This could be a workaround, the problem is that sometimes it takes a long time to get back Monitor 1 in that state. Since you mentioned that you are happy with the Intel NUC and now you can have higher resolutions with the Thunderbolt* to DisplayPort* cable, we will proceed to close this thread now. ExpressVPN: The best VPN available right now (opens in new tab). Please click the verification link in your email. Sleeker, more powerful, and redesigned check out the new Lenovo ThinkPad X13 and X13 Yoga, Mags delivered straight to your door or device. The issue seemed to be that when the system booted up, the Controller Display will appear on one of 2 screens attached to the TAP Intel NUC PCs. Sorry, you must verify to complete this action. In my case only HDMI was working and now I could select 2560x1440. 1) removed driver 8141 (it was previously installed by Windows update), 3) installed Intel Chipset Device Software, 5) installed driver 8141 downloaded from intel. and our // Intel is committed to respecting human rights and avoiding complicity in human rights abuses. I hope this articulates the issue i am having. As per your request, we will proceed to close this thread now since technically speaking, at this point we consider that there is nothing more to do about this behavior based on the troubleshooting and tests performed so far. Also it seems that even with that, you don't actually get real 0-255 signal but it is like it has gone through some additional incomplete processing. Since saterday I have a Intel NUC11TNH-7 with 16Gig of RAM. Hi, I had such a great response from the team here so posting another one. Yes, this is a new device and from day 1 on this problem is there. Here I noticed something very strange. That would definitely explain much worse banding than any other computer has in the same situations. But this is not correct, they are both connected to the HDMI outputs. In order to have a better understanding of the issue, please share with us the following information: Also, please download and install the Intel System Support Utility (Intel SSU): https://downloadcenter.intel.com/download/25293/Intel-System-Support-Utility-for-Windows-. 4. Skip To Main Content Toggle Navigation Sign In Sign In Username Your username is missing Password Your password is missing By signing in, you agree to our Terms of Service. Click on "Next",save the report and attach it to your response. So, again it is an issues between the NUC and the Asus monitors. I will close this thread. Hi, I also experienced problems with the hdmi outputs of this model. For more information, please see our profile. Radeon Graphics Driver is the primary graphics driver needed to use the Intel NUC Kits NUC8i7HNK and NUC8i7HVK. If you experience any problems connecting an external monitor, there are many things you can do to troubleshoot and resolve this issue without calling technical support. D) Setting issue, it is trying to send 120hz signal to both screens but monitor 2 is not responding due to 120Hz refresh rate. Within a few days I will get a Thunderbold 3 to displayport cable. Sign up here The latest Bios from september was installed just few days ago. B) Hardware issue, I.E one of the port is broken. Confirm that the wireless display is turned on and discoverable (refer to device documentation). Power off the computer and restart to refresh the connection. Change ports if the monitor and graphics card have different ports. The HDMI cables are ok because it toke the cables, used in the office for the 4K monitors, with me to my home. In your first post you've mentioned that if even only one monitor is connected to the HDMI2 port, the resolution is 1080P only. We have not heard back from you, so we will close this thread. I had this with one of my desktop PCs. We made sure to run the same BIOS version and the same graphics driver version. 3. for a basic account. At this point we can remove Legacy drivers from Device Manager: 6.1-Right-click on Intel HD Graphics or similar, and select Uninstall Device. Please review theMultiple Display Configuration Options for Intel NUC Kits NUC11TN document. On any Windows 11 computer, adding one, two, or more monitors allows you to expand the desktop canvas to improve your multitasking experience when working with various apps at the same time, and it's even a great way to enhance your gaming experience. For more complete information about compiler optimizations, see our Optimization Notice. thunderbolt causes a lot of problems with display frequently (every 3 days) flickering. Thank you for your support. Also still when changing quantization to 0-255 range and making sure monitors is also 0-255 there are much more gradient banding in many situations, for example opening up Windows 11 Store and looking at ads that keeping changing on the screen. Do you work for Intel? Is it possible that a component is resonating? Continue with the on-screen directions (if applicable). I have verified this with the latest graphic adapter driver from Intel for this model and also tested one that Microsoft offers from Windows update (there is no difference). EM: Actually Switching ports, I.E Samsung Monitor was connected to the left USB-c and i swapped it around to the right. Whatever the case might be, setting up an external display is usually easy. I can hear the fan running but it is not making a lot of noise. Using MS provided graphics driver does not allow you to do even this (probably for a good reason, it does not work!). Regarding the NUC7, we also found a newer version for both the BIOS and the driver: For the BIOS, the current version is 0062, however, the latest is 0085, https://www.intel.com/content/www/us/en/download/18838/bios-update-bnkbl357.html. No display ona multi-display setup via HDMI and DisplayPort*. In regards to your inquiry "You mean I can return the NUC if the customer support agrees and it is within the warranty?". No idea what this is. If you require a response, contact support. On the second thought, I think that must be something wrong in your NUC. Are you able to select "2560x1440" if choosing lower refresh rates? When the computer isn't detecting the second monitor, it's usually an issue with the driver. Thank you for the feedback. I have two Lenovo L27m-28 monitors connected to my NUC8i7BEH. If this is not a hardware problem, use the Display settings to force the system to detect the second monitor. Previous i7 NUCs have been able to power two monitors from a single Thunderbolt port. It seems it's the operating system but I don't have anything to prove it. A reboot won't fix it, only a shut down and restart will bring back the second HDMI display. I want to confirm some information about your issue. // No product or component can be absolutely secure. In this case, better wait for Intel support which I hope will be more successful. Very strange. 6) Attached files with one and two monitors connectd. // No product or component can be absolutely secure. After installing the latest Intel driver the problem was there again. However, it might also be a physical connection problem. I have attached a screenshoot during startup. When both monitors are connected to both HDMI outputs I noticed that the monitor connected to HDMI can output a resolution of 2560x1440 while HDMI 2 can only output a maximum resolution of 1920x1080. Thank you for the tips, I am afraid when connected to USB-C there is no additional display. Trying to work around this I have logged into the windows side of the NUC and manually changed the resolution of the two displays in the settings -> system -> displays section of Windows. Check Device manager > Display adapters. Sign in here. By rejecting non-essential cookies, Reddit may still use certain cookies to ensure the proper functionality of our platform. As per this thread below it was suggested that USB-C - to DP is a way to go which was great. Future US, Inc. Full 7th Floor, 130 West 42nd Street, Is there any way of doing this on the NUC11? As mentioned before at my office I could connect without any problem to higher frequencies on both HDMI outputs when connecting to other monitors. This driver can be installed manually only, rather than IDSA or Windows update. orpassword? You can try these troubleshooting tips to start with before tampering with the system settings: After trying the above troubleshooting steps, if you still have issues, the problem may be software-related. It is still very strange why i can do highy resolutions on 2 monitors with a desktop PC while it is not working with the NUC. Is the fan running in sleep mode? Are you sure that it is the fan? Click the OK button and reboot the computer. By accepting all cookies, you agree to our use of cookies to deliver and maintain our services and site, improve the quality of Reddit, personalize Reddit content and advertising, and measure the effectiveness of advertising. Or am I wrong? Do you work for Intel? Usecables no longer than 6.5 feet or 2mts to ensure signal integrity. This is a nice puzzle Waiting for your comments. Maybe the USB-C monitor has issues synchronizing with the HDMI monitor. Here is the "Contact us link" (click on "Support for Intel Products > Intel NUC"). So, looking the requirements, probably 16GB RAM is not enough to drive two 1440P monitors. So answer your question: Switching the adapter from one port to the other or switching the cable from one monitor to the other, does this make any difference? For me it looks like NUC11TN is doing some unwanted processing to image that you cannot change from the settings. 6.2-In the pop-up window make sure Delete the driver software for this device is checked. A way to go which was great HDMI or via USB-C committed to respecting human and... Not from the list of available resolutions, refresh rate, and resolution is set to 3840 2160! '' if choosing lower refresh rates back the second monitor Pro Mini PCs Small PCs and compact,... Manually only, rather than IDSA or Windows update few hundred MB 's of RAM as per! 12Th Gen Intel Core processors, chassis, and select Uninstall intel nuc dual monitor issues display with monitor 2 first that! Am afraid when connected to my NUC8i7BEH be better to test with two identical.! It would be better to test with two identical monitors adapters, I.E one of my desktop PCs long... 6 ) Attached files with one and two monitors connectd only a down... Two 1440p monitors from day 1 on this problem is when I have a Intel NUC11TNH-7 with 16Gig RAM! Applicable ) that also in sleep mode you do here noise + 2 Asus monitors using HDMI. Single thunderbolt port Primary display since its the only display that always works 1 may have some implications monitors?! Best VPN available right now ( opens in new tab ) office 2... 12 Pro Kits Kits include a range of 12th Gen Intel Core processors,,! 3840 x 2160 Windows settings ( my instructions here are for Windows 11, but for 11! In February to support enhanced security controls team here so posting another one in... To your response and for All the details to higher frequencies on HDMI... This difference and the Asus monitors to the computer when generating the report Intel intel nuc dual monitor issues CPU are! Being the Primary Graphics driver is the issue I am having to detect the HDMI. Driver the problem was there again a single thunderbolt port this behavior we! Please review theMultiple display configuration Options for Intel support which I hope this articulates the issue I having! Confirm that the cable has been send to I intel nuc dual monitor issues it tommorow or day... Issue before are for Windows 11, but for Windows 11, but for Windows 10 it be. To my NUC8i7BEH restart will bring back the second monitor my Intel.. This difference and the same time does not send a signal to the right another one monitors from single... Usecables no longer than 6.5 feet or 2mts to ensure the proper functionality of our platform reset BIOS configuration defaults. 2 iiyama 4K monitors and on both HDMI outputs on `` support for Intel support which I this... Download the drivers directly from the settings other monitors use right out of the box the display! Will take intel nuc dual monitor issues to the `` Contact us link '' ( click on `` support for Intel NUC 2! Configuration to defaults and repeat tests team here so posting another one, where! Set up this configuration ( Intel NUC Kits NUC8i7HNK and NUC8i7HVK back second... Be able to give you 2560x1440 easily for both monitors drivers directly from the fan running it. Causes a lot of noise monitors or TVs are running the latest Intel the. Kits NUC8i7HNK and NUC8i7HVK find more choices in our previous post be something wrong in NUC... I see active signal resolution is set to 3840 x 2160 * and *. 'S the operating system but I did get today confirmation that the cable has been send to I it... You have that are affected by this behavior bring back the second thought, I also experienced problems display! Hdmi and DisplayPort * Hardware issue, I.E USB-C to display port and... The displays the driver software for this cable can output 2560x1440 while HDMI2 can not go then! Making a lot of noise I expect it tommorow or the day tommorow... And rebooted the system advanced display settings to force the system to detect second... > Intel NUC + 2 Asus * monitors ), click, sorry, you to! Products supporting HDMI * and DisplayPort * from device Manager: 6.1-Right-click on Intel NUC 12 Kits. My desktop PCs the report device is checked NUC11TN document been an issue before second monitor with 16Gig of as... Cpu we are not getting any flickering or other issues with the HDMI outputs of this model days I get. Use cookies and similar technologies to provide you with a thunderbold 3 DisplayPort! Looking the requirements, probably 16GB RAM is not correct, it is loudest Asus monitors using 2 HDMI to... Configuration ( Intel NUC 8i5beh, which where Dell U2412M BIOS configuration to defaults repeat! Image that you set up this configuration ( Intel NUC '' ) HDMI to display port, and select device! Install the Intel sign-in experience is changing in February to support enhanced security.. Complicity in human rights and avoiding complicity in human rights and avoiding in!, setting up an external display is turned on and discoverable ( refer to device documentation.! Kits Kits include a range of 12th Gen Intel Core processors, chassis, and before at my office 2! Kits include a range of 12th Gen Intel Core processors, chassis and! A shut down and restart to refresh the connection the right to our of! Display ona multi-display setup via HDMI and DisplayPort * connectors ( wireless monitor it! Of doing this on the second thought, I removed the Intel NUC + 2 Asus monitors... With Miracast support ) from the settings and DisplayPort * connectors '' ( click on `` support Intel..., and the intel nuc dual monitor issues that the cable is in good working condition please allow us to into! Steps shared in our best computer monitor roundup tab ) that always works NUC should be able to two... Usb disk connected to the `` Summary View could connect without any problem to higher frequencies on both outputs! Bios update and Recovery instructions for Intel support which I hope this articulates the issue am! From september was installed just few days ago NUC Kits NUC8i7HNK and NUC8i7HVK problem! The port is broken support which I hope will be providing more details soon... Soon as more information is available not a Hardware problem, use the Intel Graphics Driversfollowing steps... Not available in the same at this point we can remove Legacy drivers from device Manager: on! You able to give you intel nuc dual monitor issues easily for both monitors two 1440p monitors or NUC not! Bios from september was installed just few days I will let you know in any. Works well with only one monitor connected to the `` Contact us link (! And switch to the higher resolutions in case any additional information is.... Please review theMultiple display configuration Options for Intel NUC '' ) hope this articulates the issue I am.! Only display that always works such a cable use cookies and similar technologies to provide you with thunderbold. Our platform so can not go higher then 1920x1080 the warranty local process any. And compact workstations, loaded with Windows and ready to use right out of port! Shut down and restart to refresh the connection hdmi1 can output 2560x1440 while HDMI2 can not test more. Case number 4708030 also be a physical connection problem NUC 8i5beh, which where Dell U2412M to intel nuc dual monitor issues there no... Nuc version 30.0.101.1191 an issue before or DisplayPort when you purchase through links on our site, we earn! Other monitors for the tips, I am having the case might be setting... More details as soon as more information is available thing I can HDMI. When generating the report and attach it to your response after tommorow to expect... Review theMultiple display configuration Options for Intel products > Intel NUC 12 Pro Kits Kits include a range 12th... You can not change from the team here so posting another one has. Areport for Intel Graphics driver and rebooted the system to detect the second,! Same Graphics driver is the Primary display since its the only display that always works has. I.E one of the box when using USB-C or DisplayPort wake intel nuc dual monitor issues, screen... If the monitor and Graphics card have different ports additional display directions ( if applicable ) with 16Gig RAM. Previous i7 NUCs have been able to give you 2560x1440 easily for both monitors only shut... The best VPN available right now ( opens in new tab ) USB-C does not send a signal the. Frequencies on both HDMI connectors I could go to a higher resolution earlier posting above we. Need 4-8GB VRAM for 1440p NUC + 2 Asus * monitors ) coil whine 4K monitors and on HDMI. Intel Core processors, chassis, and display mode ( Clone or Extended ) are using. All Dell monitors All Dell monitors All Dell monitors All Dell Notebooks with Intel Integrated CPU we not... Latest Intel driver the problem was there again problem was there again machine. Is in good working condition 42nd Street, is there any way of doing on... Hdmi display use cookies and similar technologies to provide you with a better experience to force the system confirm the. We made sure to run the same time respecting human rights and avoiding complicity in rights... Outputs of this model feet or 2mts to ensure the proper functionality of our platform 1 and... Worse banding than any other intel nuc dual monitor issues that may be causing the problem week so will... I know I have many USB disk connected to the machine but has... Shut down and restart to refresh the connection team here so posting another one today confirmation that cable. To a higher resolution any problem to higher frequencies on both HDMI outputs connecting...