A damaged DisplayPort, loose cable, or broken/substandard cable can all cause the ‘No DP signal from your device’ error. A loose cable is what usually causes the errors. To resolve the ‘No DP Signal From Your Device’ error, unplug and reconnect the DP cable. Unplug and Reconnect the DisplayPort Cable If the DisplayPort option is accessible but no signal appears on the screen, perform the following steps to resolve the issue. It occurs when malicious software collides with a driver that enables your display to work.Įffective Solutions For ‘No DP Signal From Your Device’ For Dell Monitor Malware: If your computer has viruses or spyware, the signal may stop reaching your monitor. The signal will not be processed if the graphics card has been changed or you use an external graphics card. Incompatible Graphics Card: If your computer has a DisplayPort interface, your graphics card should be able to handle it.You may receive a partial signal, sufficient to obtain video but not video and sound. Damaged Cable: If you use a damaged DisplayPort cable, the signal will not be transferred to the monitor.There can be different reasons behind a ‘No DP Signal from Your Device’ error. What are the causes for the Display Port Not working on Windows 10 To give you a gist of the difference between HDMI & Display Port, a regular HDMI, HDMI 2.0, supports a maximum bandwidth of 18Gbps which can easily help you run 4K videos at 60 FPS however, the DP 1.4 offers a bandwidth of massive 32.4 Gbps, taking the potential for quality to the next level. However, while HDMI ports are also found on PCs, there are rare chances you will find a DisplayPort on a television. The DisplayPort is for PCs, and the HDMI port is for TVs. What is a DisplayPort?īefore we jump to the root causes and methods you can use to fix the DP signal error, let us first understand what a DisplayPort is and how significant it is for your PC.Īs the name suggests, a DisplayPort is a connectivity port that allows using multiple video sources easily with your device. If you are constantly experiencing ‘No DisplayPort cable’ or ‘No DP Signal from your device’ errors while setting up a Dell monitor, here’s how you can fix it. There are different reasons for no signal from your device. When setting up your Dell monitor, it may fail to detect a DisplayPort connection. While DisplayPort (DP) offers several advantages over HDMI and DVI interfaces, it has flaws. It also can transmit both audio and video signals. And for that, it utilizes cutting-edge protocol and signal technologies. If using VGA works, then it could mean there is an issue with your HDMI or DVI cable.One of the defining attributes of DisplayPort (DP) is its ability to provide output to several displays through Multi-Stream Transport. Try replacing the video cable or using a different video cable if you have multiple connections options like DVI, HDMI, etc.By default, Windows is supposed to disable the motherboard graphics automatically when you have a separate graphics card, but sometimes this doesn’t happen. If you have a dedicated graphics card, make sure the display is connected to the graphics card and not to the motherboard video connection.Make sure you check the connection at the PC and on the display. This is especially true for cables that don’t screw into the back of a display. Whether you are using VGA, DVI, HDMI or DisplayPort to connect your computer to your display, cables can sometimes become detached. Video over USB Type-C requires the hardware source to support specific USB-C alt mode protocols and that the cable at minimum supports USB-C 3.2 Gen1 USB Type-C refers to the connector type, not the capability of the port itself. Not all USB-C ports on source devices support video output.* Accessing the Input menu may vary, please refer to the product's user guide. Using the corresponding buttons, naviage to teh teh Input Select option and select the appropriate input.Press any of the control buttons on the display to bring up the OSD menu.Using the Arrow button scroll to the active input.Press the button the monitor to bring up the OSD. To change video input on the display, enter the OSD Menu and change the Input Source to match the port the video source (PC) is physically connected to. Please refer to the product's User Guide for specifics. However, some models may not have the auto-detection feature or may have it disabled. Most ViewSonic Displays and Projectors will automatically detect a signal on a video input. "No Signal" indicates that the display (monitor, projector, etc) is not detecting a signal on the selected input source. Modified on: Wed, 31 Mar, 2021 at 2:56 PM Solution home Frequently Asked Questions Top Questions Asked Why does my monitor show "No Signal"
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