Original Title: Computer starts but no display on monitor. Displays Computer turns on fine but no display on monitor. Last night, I turned on my computer--a Dell Inspiron 15 (3558). Verify the brightness and contrast are turned up or adjust the brightness and contrast. Monitor settings are not correct. Hello Having a bit of a problem with my pc. "I've been experiencing problems with my HP Pavilion laptop. Then, l brought it back to the original computer and reconnected, found everything as normal. If the display does not work on another computer, the display might be defective. Part 1: Recover Data When Screen Remains Blank or Black. Contact HP support to find support if your display is in warranty or contact an authorized service center to assist you if your display is out of warranty. Laptop Turns On But No Display/Screen Black Laptop Is Turning On But No Display. Try … To test if it is not enabled, boot the computer using a linux disc, such as the ubuntu live cd. Turn the computer and monitor back on. When you turn the computer on fans run, nothing comes up. The display should be replaced or serviced. I fixed this by replacing the CMOS battery and this went good for like 2 months or so. Problem with the computer. Put a new video card in an nothing, it has a video card on the motherboard. Long story short, I turned on my PC from sleep mode one day and there was no signal to the monitor or anything. sounds like the computer is not outputting to the monitor. I know the computer is functioning because l can hear the welcome sound even though nothing shows on the screen. The graphics card is either not enabled or, because it was out on the cub, broken. if the monitor displays something, the graphics card is not configured in windows. When l turn the computer on, the monitor shows the brand name screen and then goes to a black screen with the "no signal" message. If adjusting the brightness or contrast has no effect on the monitor, continue reading through the other possibilities. When you plug the computer in it immediately turns on without having to push the on button (moved the computer to my work desk, and noticed it). We have a compaq presario SR2000. Conclusion. If trying the on-board display (connecting the monitor to the motherboard back panel) still not having any display could be a serious problem. Hello everyone, I had this issue a few months ago with my pre-built PC and although it was resolved, I never found out what was wrong. You see lights on the computer case , probably hear fans running from inside, and may even hear sounds, but nothing at all shows up on your screen. The most common way that a computer "won't turn on" is when the PC actually does power on but doesn't display anything on the monitor. Is the PC actually booting (fans running is no guarantee of a successful boot) When you think it should have booted, try the CAPS Lock key, every time you press it the CAPS Lock light on the keyboard should toggle off and on. But all I could see is five rotating dots on its screen. Basically, my computer turns on but there is no display on the monitor. Even as I type this message, I still see five rotating dots on my Dell Inspiron 15 (3558)'s screen. Thread starter cloudyhawk; Start date Sep 28, 2010; C. cloudyhawk TS Rookie. If this does not happen, the problem is that the PC has not booted, so naturally the monitor cannot display anything. otherwise the graphics card is probably broen. Part 2: Fix No Display Issue on HP/Acer/Asus/Dell/Lenovo Laptop.