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- HP Community
- Notebooks
- Notebook Boot and Lockup
- Update bios to F.52 Rev.A

Create an account on the HP Community to personalize your profile and ask a question
05-31-2019 11:44 AM
I wanted to upgrade my RAM and install an ssd. The bios needs to be updated so i went ahead and installed
F.52 rev.a version. But as soon as it rebooted the screen went black and the caps lock was blinking 3 lights with a 2 short flash of white led.
What could be causing this one? I never touched anything inside yet. So frustrating just to install a ram.
Thanks for your help!
Solved! Go to Solution.
06-01-2019 05:24 PM
@Lesterleecat
Thank you for posting on the HP Support Community.
- Have you tried without Ram and SSD?
- Are you getting any error message or code?
While you respond to that, let's try these steps:
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Turn off the computer, and then connect the power cord.
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Press and hold the Windows key
and the B key at the same time, and then press and hold the power button for 2 to 3 seconds.
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Release the Power button but continue pressing the Windows and B keys. You might hear a series of beeps.
The HP BIOS Update screen displays and the recovery begins automatically. Follow any on-screen prompts to continue the startup to complete the recovery.
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If the HP BIOS Update screen does not display, repeat the previous steps but press the Windows key and the V key. If the screen still does not display, your computer might not support the feature or there is a hard drive issue. Continue to the next step to install a BIOS recovery file from the HP website.
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If the Power light turns off, the Power button was held too long. Repeat the previous steps, making sure to hold the button for only 2 to 3 seconds.
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If a BIOS recovery message repeatedly displays, continue to the next step to install an updated BIOS version.
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If a message that the computer improperly shut down or a boot problem is detected displays, follow the on-screen instructions to resolve the error.
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If Windows starts, update to the latest BIOS version. Go to HP Notebook PCs - Updating the BIOS.
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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.
ECHO_LAKE
I am an HP Employee
06-03-2019 12:42 PM - edited 06-03-2019 12:42 PM
@Lesterleecat
Version F.52 Rev.A is a revision of Version: F.42 Rev.A BIOS and Version F.52 are compatible with your computer.
- Are you able to boot into windows desktop? What is the computer status?
Keep me posted for further assistance.
ECHO_LAKE
I am an HP Employee
06-04-2019 10:50 AM - edited 06-04-2019 11:14 AM
I am glad to know that you managed to resolve the issue. Please reach out again for any further assistance.
Have a nice day ahead.
ECHO_LAKE
I am an HP Employee