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- Laptop screen not working but external monitor does how to#
- Laptop screen not working but external monitor does drivers#
- Laptop screen not working but external monitor does driver#
- Laptop screen not working but external monitor does software#
Once your computer reboots, if it's not displaying on the external monitor, you may need to press the F4 key (or another key with a rectangle box with vertical lines on the left and right-meant to indicate a monitor) on your keyboard. Connect to the external display using a VGA cable or connect to a TV as an external display using an HDMI cable, depending on the connections available on your system.
Laptop screen not working but external monitor does driver#
The hard reset should not clear any of your data from your computer, but it could clear out any driver or firmware errors that might be happening.Ĭonnect to an external monitor to test the LCD and LCD Cable. Performing a hard reset is not the same as factory resetting your HP laptop.
Laptop screen not working but external monitor does software#
If there is an error in the firmware or some other software application preventing the computer screen from displaying, performing a hard reset of your computer could clear up the problem. You may also try updating the BIOS, as it could also be the source of the problem. An outdated graphics driver could prevent the screen from displaying correctly. If you turn this feature off and restart your computer, it could remove the problem and allow your laptop display to come on again. Sometimes hibernation files can become corrupt. Use those buttons to increase your system brightness to see if your monitor display will become visible.
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There should be a function key or buttons on the keyboard which control display brightness. Make sure you haven't set the brightness of your laptop screen to the minimum. If you can hear your HP laptop working (the hard drive spinning up, for example) and see the lights and indicators blinking, but the display remains black, then you can run through a few troubleshooting steps to see if you can get it working again.Īdjust the brightness.
Laptop screen not working but external monitor does how to#
How to Fix HP Laptop Screen That Won't Turn On Whatever the problem, you may be able to get it going again with a few troubleshooting steps.
Laptop screen not working but external monitor does drivers#
It could be as simple as brightness or hibernation adjustment, or it could be something more challenging, like corrupted or outdated drivers or physical parts have worn out. There are many reasons your HP laptop display won't turn on even though you can hear the computer working. This would also require repair, and may not be viable on cost.This article contains troubleshooting tips for fixing a black screen on an HP laptop, listed from easiest and most likely to work to the hardest and least likely ones.
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In this case, because the backlight will be on but the LCD screen turned to black, in a dark room you will normally be able to see a slight blue-grey glow from the screen. If the torch test doesn't reveal any Windows desktop image, the fault is probably in the video chip that drives the screen. Any of these requires getting service access into the laptop, and unless you're handy, probably best dealt with by a repair shop. If you see this, the probable causes are a faulty backlight, a faulty inverter or faulty connection, e.g. If the screen is actually generating an image but the backlight is not on to light it up, the light spill shining back out of the screen will show the Windows desktop dully around the torch. A quick way to check is with the room dimly lit, shine a torch very close to the surface of the screen while the laptop is on. Otherwise, the commonest cause of that symptom is the backlight not lighting. Firstly, make sure there isn't a button or key combination been activated to turn off the internal screen and use external only.