If everything is fine with the cable, ports, and input source and still see the no signal error, you have to run the built-in diagnostics on the Dell monitor. Before running the built-in diagnostics, you need to disconnect the HDMI cable or any other display cable from the monitor. To...
2. Confirm that the monitor displays the output signal Check the wiring connection between the graphics card and the monitor, make sure that the signal cable (VGA / DVI / HDMI / DisplayPort) is connected well on the monitor end, as shown in the figure below, and make sure that the input...
Without the graphics card, the monitor will not display video from your computer. VGA no signal error is pretty similar to the general no signal error on Dell monitors. They share similar causes, and you can troubleshoot them with some of the fixes provided above. However, there are ...
First, make sure you properly insert your video cable and check that it’s in good shape. Make sure you properly connect yourVGA,HDMI, orDisplayPortcables to both your computer and the monitor. Additionally, look for anydamagedor bent pins as they can be a big fault indicator. If that’s...
Fix 11. Contact Dell Customer Service If none of this helps, you Fix the DisplayPort No Signal error; the problem might be hardware-related. Contact the Dell Tech Service for assistance or visit a repair shop near you to check the monitor for hardware damage. ...
If that doesn’t work, you might need to check the actual port connectors on the computer and the monitor for damage. Sometimes, the VGA/HDMI port on the computer could be damaged or bent if a cable connected to it wasn’t properly taken out. Additionally, some people might try to conn...
Check that the DP, HDMI, or VGA cables are connected to the graphics card, not the motherboard. Also, inspect the monitor’s power cord and power supply unit. 3. Disconnect all peripherals Sometimes, peripheral devices like webcams and external drives can cause display issues. If you have ...
If you have tried all the previous troubleshooting steps but your computer still powers on without displaying anything on the monitor, reaching out to the device manufacturer for assistance is the next logical step. Most major producers like Dell, HP, Lenovo, etc. provide technical support resource...
Users can fix the “DisplayPort no signal from your device” error on Dell or ASUS, or Mac or computer of any other manufacturer. DP signal will return to your device and even the second monitor can be detected. More Articles: How to Change Refresh Rate on My Monitor in Windows 10, 11...
My Dell monitor works fine on my PC and my Mac Cube but not when I use the mini-DVI to VGA adaptor to connect it to my PowerBook. See my posting on driving an external monitor. Either the adaptor or my PB is duff. Fortunately my PowerBook is just in warranty, so doubtless I ...