How to Fix Laptop Screen Does Not Turn On?

How to Fix Laptop Screen Does Not Turn On? Laptop is Working But Screen Is Not Coming, Laptop is Working, No Display Screen Problem Solutions. Laptop screen won’t turn on, Lenovo laptop won’t turn on black screen Windows 10, Laptop lights on, Laptop Screen Black but Still Running

How to Fix Laptop Screen Does Not Turn On?

When you use the laptop nicely and you want to turn it on suddenly, the problem of the laptop is not displaying even though it works. If your laptop lights are on and the fan is running but does not display a picture, we may think there is a hardware problem. Well, can we solve this problem ourselves at home? There are a few solutions you can implement yourself to detect this problem and fix it at home before going to a technical service. Now let’s apply these solutions and tests. Please follow all the steps in order.

Step 1: Shine a light on the screen

First, shine a light on the screen while the computer is running. For example, shine a light with a phone flash. If some items with the light become selectable and appear a little, then the problem may be in the display panel or the light circuit in the main board, only a good technical service can solve this problem. If nothing is visible despite the light, continue.

Step 2: Remove Laptop Battery

First, do not have the adapter plug connected to your computer. Then, if your laptop battery is a removable model, remove the battery from the laptop. We will try the first test with no battery installed. If your battery is a non-removable model, ie under the cover, skip this step.

How o Fix Laptop Screen Does Not Turn On?

Step 3: Drain Current on Laptop

Laptop’un çıkarılabiliyorsa bataryasını çıkardık ve fişe takılı olmadan güç tuşuna basın 20sn boyunca web sitesinde. Ardından bataryayı takmadan fişe takıp açın. Ekran gelmediyse sonraki adıma devam edin.

Drain Current on Laptop

Step 4: Connect the laptop to an external display

To find out if the problem is caused by the main board or the display panel Connect your computer to an external display with an HDMI or VGA cable. It could be Television Could be Monitor. If there is an image on the external display, the problem may be caused by the lighting circuit in the display panel or the main board. In this case, you have to go to a technical service. If the image is also not available on the external display, go to the next step.

Connect the laptop to an external display

Step 5: Check the RAM’s

A malfunction in RAM can cause a problem of not displaying images. Some laptops can have two pieces of RAM. If the back cover of your computer can be opened easily; You can try to get an image by opening the rams and trying them one by one. Or, if you have one, you can test it with a second ram. NOTE: The laptop must be turned off when removing and installing RAMs.

Check the RAM's

Step 6: Take out the bios battery

On some computers, the bios battery can be accessed as soon as you open the back cover. Thus, after carefully removing the bios battery from its socket, hold the power button without the battery and plug in, and wait for 20 seconds. Then replace the bios battery and battery and test the computer.

Take out the bios battery

If you do not get a result from these tests, unfortunately, it means a service road has been seen. If there is Garanti, if not, it would be useful to go to a competent technical service. Because the problem is hardware, there is not much you can do at home.

Is the computer beeping?

If the problem is not solved and your laptop beeps, these sounds mean;

  • Multiple short beeps = Motherboard failure
  • Continuous beep = Power Supply failure
  • 1 Long beep = Error refreshing memory
  • 1 Long 1 Short beep = Motherboard or Bios failure
  • 1 Long 2 Short beeps = Display Board failure (DIP switch)
  • 1 Long 3 Short beeps = Graphics Card failure
  • 2 Long 1 Short beep = Graphics Card failure (RAMDAC)
  • 2 Short beeps = Memory parity error
  • 3 Short beeps = Error in first section of memory (64K)
  • 4 Short beeps = Timer error
  • 5 Short beeps = Processor error
  • 6 Short beeps = Keyboard error
  • 7 Short beeps = Processor error
  • 8 Short beeps = Video Card memory error
  • 9 Short beeps = Bios error
  • 10 Short beeps = CMOS error
  • 11 Short beep = Buffer Memory error
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