Screen flickering

[Ss196]

My laptop screen starts flickering, sometimes it works normally,it starts doing flickering and then I turn it off by pressing power button for 10 sec, Now when I turn on it screen goes black also SD light not blinking, but sometimes it turn on , and there also it's starts flickering 

 

[A_Gayathri]

Hi @Ss196,

Welcome to the HP Support Community

I understand you are facing an issue with your HP 14 Inch Laptop PC 14-F1000 (2L1A9AV)  Display flickering  Issue. Not to worry I will help you to get a resolution to resolve the issue.

Please try the following Troubleshoots steps. 

1.    Turn off the Unit.

2.    Disconnect the AC adapter.

3.    Remove any discs from the disc drive.

4.    Remove memory cards from the card reader slot.

5.    Disconnect all nonessential peripheral devices, such as printers, scanners, external hard drives, and USB flash drives.

6.    Disconnect the AC adapter press and hold the power button for approximately 15 seconds.

7.    Reconnect the AC adapter, and then turn on the computer.

Step 2

Turn off the unit and please press and hold the Windows key + letter B key and the power button together for 30 seconds after 30 seconds, 1st release the power button but keep holding the Windows key and B key for ten more seconds and then release these two keys If done correctly, you will see the display flashing once. Please attempt it thrice as this step and Restart the unit

Step3

The unit has to be turned off, Press Win+ V while holding these two keys then Press the Power button, continue to hold all three keys for 30 seconds and then release the Power button first and then release these two keys Please attempt it thrice  and then you may get a Pop-Up CMOS Check and it will restart the unit 

Even if you don't get a Pop-up restart the unit manually after 3 attempts.

Please  update Windows and HP support assistances updates 

And update Bios and other drivers please click on the link. to update the drivers. 

follow this link to run the test hardware test 

Opening the BIOS Setup Utility

Access the BIOS Setup Utility using a series of key presses during the boot process.

Turn off the computer and wait five seconds.

Turn on the computer, and then immediately press the ESC key repeatedly until the Startup Menu opens.

Press f10 to open the BIOS Setup Utility and check if the screen is flickering in the bios

Please check your Private message icon on the upper right corner of your HP Community profile Next, to your profile Name, you should see a little blue envelope, please click on it or simply click on this link.

I hope this helps! Keep me posted. 

Please click “Accepted Solution” if you feel my post solved your issue, it will help others find the solution. Click the “Kudos/Thumbs Up" on the bottom right to say “Thanks” for helping!

[Ss196]

Now,  my laptop screen is not turning on, power led is on but SD light is not blinking 

[A_Gayathri · Accepted solution]

@Ss196,

Thank you for your response, I really appreciate your efforts. As the issue still persists, I'm sending out a private message to assist you with the next course of action. 

Please check your Private message icon on the upper right corner of your HP Community profile Next, to your profile Name, you should see a little blue envelope, please click on it or simply click on this link.

Hope this helps! Keep me posted for further assistance.

Please click “Accept as Solution” if you feel my post solved your issue, it will help others find the solution. Click the “Kudos, Thumbs Up" on the bottom right to say “Thanks” for helping!