Why? and liability for the content of Computing.Net and its accuracy. Boot into the BIOS and look at them in there. The information on Computing.Net is the opinions of its users. I plugged it in amd and nvidia graphics cards, with vga and hdmi cables, to a laptop and to a desktop computer. I am now on the second monitor from dell and both have had the issue where it starts shutting off after 30 or so seconds. Is the monitor turning off on it's own while you are still on the computer? I can't enter my BIOS with my new keyboard, with the NUMLOCK on at the boot up for some reason. Did u try another monitor? Are you having trouble getting the system to boot? My monitor goes on standby and it kind of loses signal from the pc because nothing like alt+f4 or stuff like that works. My monitor shuts off during games, but the computer stays on, my monitor shuts off when i turn my PC on, Alienware M15x laptop screen shuts off but computer still on. I hooked up my laptop to an external monitor and it works fine up until my laptop gets the black screen then my external monitor goes blank as well. This computer was working fine for some months, the my problem started. Well, the monitor is losing signal, so all I will have to do is restarting the computer again, but it will shut itself off again when starting a game. Computing.Net cannot verify the validity of the statements made on this I have also tried a different monitor but still have the same problem. How do you know the computer stays on but monitor goes off? Download and install HWMonitor to view temperatures and voltages in real time. Title says it, Can you tell ,me how to add a photo? Your readings are much lower than that. Fitting a PSU is not so difficult but again if you've not done it before you might prefer to get someone with experience to do so. All values should be within +-5% of the stated values. Laptop Screen shuts off but computer is still running This can happen when I've played for like 1 hour, 30min or even just a couple of minutes, I haven't experienced this happening when watching movies or such. this just started a few days ago where I would be on the computer the monitor would turn off but the computer would stay on. The information on Computing.Net is the opinions of its users. Well, I might send it to a repairer, which might cost a bit.. Not a cheapie. Do u have v-card? Get it from the link below. However, your 3.3v, 5v, +12v are all out of spec. Display turns off while computer stays on. Sorry, I apparently did not scroll down enough and missed that, though I thought I went back to see if the PS was listed. Dell monitor Turns Black But system Is On, my computer is on power safe mode and wont go. Then when I keep trying to move the move to try and make it go back to normal, I can hear a beeping sound and then it becomes impossible to make the screen appear apart from turning off the computer and then turning it back on again. I tried to turn off the computer but i can't do that from the power button. opinions may not be accurate and they are to be used at your own risk. When I'am playing games, my monitor randomly shuts off, the audio aswell.. however the computer stays on! site. But I can try to change the settings that should be changed. Could be a glitch on the sensor settings. Sometimes I have the computer on for 8 hours, play 1 game, then close it and when I try to open it again, it happens. My PSU isn't actually a cheapie, but of course, yes it might have f* up aswell!I have heard that before, that the reason for this problem might be a failing psu. If you can't enter the BIOS with your present keyboard then try using a PS/2 type keyboard. why does my computer shut off by itself won't turn on again? Computer stays on however monitor turns off. From your post I am having trouble understanding the issue. Another thing I have tried is to lower graphics settnings, but again this shouldn't be a problem, my computer should easily be able to handle max graphics. Ok I am a little lost here. When I'am playing games, my monitor randomly shuts off, the audio aswell.. however the computer stays on! You have to be a little bit crazy to keep you from going insane. I've tried to install new drivers, I have also tried to remove dust from inside of the computer. I got the same model new monitor from dell warranty but the problem did not stop, it kept going. For instance, launching a game would cause my monitor to turn off. opinions may not be accurate and they are to be used at your own risk. If I turn the fan off it shuts off in about a min.