Dell monitor no usb c signal from your device. Like the Mac was turned off.
Dell monitor no usb c signal from your device. I tried switching to the MacBook - the same issue. But today my monitor is no longer connecting to my laptop and is telling me that there is no USB TYpe-C signal from my device. Jan 7, 2025 · Hi Dell Community, I am still getting a "No USB-C signal from your device" even after I have connected the supplied USB-C cable from the s2722DC monitor USB-C/DP output to my Optiplex 3080 MFF's DP port. On the Elitebook, I just get the USB connection ping - no signal. Aug 6, 2023 · If you replace the short (3 ft or less) cable that comes with the monitor and get this error, it is likely because you are using a standard USB-C cable which doesn't support DisplayPort Alt Mode which is how the monitors receive a video signal via USB-C. Now comes the weird part. Laptop is HP ProBook 450 G8 with Windows 11 Pro (22H2, build 22621. USB-C to DisplayPort adapters only work if your port supports video output. I'm not going to even try connecting the second U2721DE until I've sorted this bit out. test with a different cable (no impact) 3. Check if the USB ports/USB PowerShare May 31, 2024 · This happens every time I plug in a USB-C device to my S2722QC. It shows "No USB-C signal from your device" and the screen is black. Reconnecting the USB-C cable from the Lenovo T480s solves the problem. Got the "No USB Type-C signal from device" message. Where am I going wrong? I just got this monitor and have some issues with it, I'm wondering if I'm the only one. If the system supports USB C output, Check if the monitor and cable work fine on a known good monitor. verify updated drivers and Dell Device Manager I'm getting "no usb-c signal from your device" between a Dell s2722dc and my X1 Nano. It used to work both for my MacBook Air M1 and HP EliteBook without any issues via the 90W PD USB-C Port. When I switched my Laptop on today I got presented with "No USB-C signal from your device". Using it with a Dell Latitude laptop running Ubuntu on USB C (90W) port - everything works fine except there is a cracking noise inside the monitor - most probably from the power delivery - cracking noise disappears when using HDMI port Using it with a Asus Zephyrus G14 (2021) running Windows 11 on the Aug 21, 2023 · U2422HE, No USB-C signal from your device, #6 Hi, I have a new Dell monitor U2422HE with newest firmware M3B408. When I unplug U2722DE and shutdown MacBook, go home, and next day it works. Oddly enough, the display works fine when connected via HDMI. Of course this starts a few months after my warranty expires. I am using the included USB Type-C to C cable. 2134) Ports in use are: - ethernet, - usb for wireless keyboard and wired mouse, - usb-c for power delivery because I want use monitor also as a hub (original cable). I came across this thread from 2022. Instead of showing what is on the laptop, the monitor simply displays "No USB-C Signal from your device" for a few moments, then goes black. When I plug it in my laptop is being charged and mouse connected to monitor also works, but picture is not shown. Oct 28, 2024 · shows again, then "No USB Type-C signal from your device" Meanwhile, the laptop starts charging and several windows migrate to (I assume) the monitor, which resolutely continues to show a "No signal" message on a black screen. Tried to hook it up to my MacBook Air (Retina, 13-inch, 2018), using the USB Type-C cable provided in the box by Dell. Apr 13, 2023 · After a very long and frustrating phone call with them there seemed no answer but to exchange the monitor and assume it to be faulty. How do I fix this issue, kinda bothering reconnect the Lenovo T480s after every break :) Thanks! Feb 19, 2023 · I tried to use usb-c port to connect DELL S2723HC monitor which has power delivery and some more ports. Jan 29, 2022 · Weirdly, I have the mouse and keyboard plugged in to the new U2422HE, and these work nicely with the connected laptop. If there’s no symbol, the port is likely for charging or data only. May 14, 2025 · Today, we’ll show you how to fix USB-C to DisplayPort not working. Jun 20, 2022 · When my display enters standby mode, it no longer wants to connect via USB-C. The USB-C connection works in so far as the USB hub is concerned, but the monitor is not able to detect a video signal. The laptop sees the usb Jul 6, 2024 · No USB Type-C signal MacBook Pro M1 with Monitor Dell U2722DE On my 14" MacBook Pro running Sonoma 14. At first it worked fine for about an hour, then I removed the usb cable and when I tried to connect it again it said "no usb-c signal from your device". This could be due to a variety of reasons, such as a faulty cable, an issue with the port, or a problem with the device itself. test both laptops with different screens (Dell and non-Dell; both laptop work fine with other screens) 4. Jun 22, 2020 · When I connect the U2719DC to my MacBook Pro with the USB Type-C cable that Dell shipped with its monitor, the monitor shows "No USB Type-C signal from your device". Aug 29, 2023 · The monitor displays a message that says "No USB-C signal from your device", and I'm not able to enable the display Intel Graphics Command Center. Dec 17, 2020 · Last night I installed DDM (Dell Display Manager) and everything was working fine. Fine that is until this week when all of a sudden it stopped working! Oct 10, 2023 · Hello All, Please follow the steps to resolve the issue, Check if the computer supports USB C Video output by reviewing the Technical Specifications of the Dell system here Or if you are using another brand of PC, check the Device manual on their website. After U2722DE goes to sleep, is says no that it can't detect signal on USB-C. I purchased the monitor today and it does the weirdest things. Apr 7, 2019 · But, when waking up the Lenovo T480s, the P2419HC won't recognize the signal and says "no USB Type-C signal from your device". Mar 25, 2025 · U2722DE, no USB-C signal from your device #9 I have a similar problem. Ensure drivers are updated, check connections, and verify monitor settings. Jan 20, 2022 · The monitor says "No USB-C signal from your device" then goes into standby mode. Sep 8, 2024 · Your USB-C monitor might not be detected due to outdated drivers, incorrect settings, or a faulty cable. Apr 22, 2025 · Huawei P30 Pro Mobile Phone When you connect your Huawei P30 Pro mobile phone to a USB-C port on the Dell G3223D monitor, you get an "No USB-C Signal From Your Device" message on the monitor screen. Dell replaced the monitor last month and it worked fine using the USB-C connection with my second monitor connected via HDMI. test with a different computer (issue appears on Mac, Win, Linux; two different laptops, all available USB-C ports) 2. Do you have any idea of how to display something using only the USB Type-C cable provided with the U2719DC? I installed all drivers, the Dell DDM, reset to factory settings, run the BID, but nothing work. Oct 13, 2022 · Hello, I've been using the Dell U2722DE daily for over 2 months. I tried again with 2 macbooks and nothing. On monitor I can see 'Scanning for signal' message and after that 'No USB-C signal from your device' Jan 18, 2022 · XPS 8940, no USB type C signal from your device I just purchased a XPS 8940 with Windows 10 pro ? (the invoice says Windows 10 pro but sales rep said Windows 11 was to be installed prior to leaving warehouse- so not sure) and a U2719DC monitor. Similarly the PC isn't able to detect the external monitor. Aug 18, 2022 · No USB Type-C signal MacBook Pro M1 with Monitor Dell U2722DE Yesterday I come back home and turn on my Mac and my monitor was not 'connecting' with "No USB Type-C signal" message. When I do this the USB hub works fine, but the display does not receive a signal. Just no video signal, plus the message "No USB-C signal from your device". So weird because it's always on and charging with USB-C. Before it goes into standby mode, everyt Jun 10, 2024 · On the Dell, I get the message that "Display Connection may be limited" (although this Dell works for USB power and data over USB-C on a monitor in my office). Jul 16, 2021 · U2422HE, No USB-C signal from your device I have just purchased a U2422HE monitor, and am attempting to connect my MacBook Pro via a single USB Type-C cable to the USB Type-C 90W port. Mar 19, 2024 · The goal is to troubleshoot and fix the issue causing your USB-C device not to send a signal. Jun 27, 2025 · Whether you’re dealing with a stubborn device not recognizing your monitor, experiencing intermittent connections, or encountering no signal at all, this article will serve as your go-to resource. Jan 24, 2021 · Just got a DELL P2421DC monitor. Any advice, please?. Oct 2, 2023 · 1. The monitor doesn't show in the laptop's settings either, however it still charges. There is an "external device connected" chime from the laptop when I connect the USB-C cable between the laptop on the monitor. Like the Mac was turned off. The video signal was fine for many months until I unplugged the USB-C cable today. Look for a lightning or “D” symbol to confirm. I updated MacBook. Feb 15, 2019 · XPS 15-9550 USB Type-C out port --> DA300 --> DP --> Monitor So there is a video signal transmitted from my laptop's USB Type-C out port. I get this same type of error message when I tried to used the HDMI to DisplayPort cable. 5, both the USB-C and HDMI connections respectively to my Dell U2723QE and Dell U2421E monitors lost their connections to the computer. qfonnn4qcwj3wlpbgvful0gmg80wkvv26gbd3ghx