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ASRock B650M HDV M2 boot to bios

Printed From: ASRock.com
Category: Technical Support
Forum Name: AMD Motherboards
Forum Description: Question about ASRock AMD motherboards
URL: https://forum.asrock.com/forum_posts.asp?TID=109467
Printed Date: 31 Jul 2025 at 4:43am
Software Version: Web Wiz Forums 12.04 - http://www.webwizforums.com


Topic: ASRock B650M HDV M2 boot to bios
Posted By: Bistro_Boy
Subject: ASRock B650M HDV M2 boot to bios
Date Posted: 19 May 2025 at 5:47am
Hi there

I'm really struggling to get into the bios.
The pc runs fine day to day and I've just updated the bios and all the drivers.

Coming from start up I press F2 repeatedly and then the pc never gets out of a black screen. The same thing happens appens when I use the ASRock uefi tool and also the windows force restart tool.
The only way out of this is to force shutdown via the power button and reboot into operating system which it does perfectly well with no issues.

I've literally tried everything so far including clear cmos.

The pc works perfectly well with a 7500f cpu and good spec ram. It is not overclocked.

Any help would be appreciated ??



Replies:
Posted By: M440
Date Posted: 19 May 2025 at 7:09pm
reseting the bios is your best bet,

i would try the usb bios flashback

-------------
asrock b650m-hdv/m.2, ryzen 7700x@85watt, arch/kde


Posted By: eccential
Date Posted: 19 May 2025 at 8:27pm
Some things to try, if you haven't already.

Unplug all USB devices except one keyboard.
Remove all PCIe devices, except the GPU, since you have an F-CPU with iGPU disabled.


Posted By: Bistro_Boy
Date Posted: 27 May 2025 at 2:47am
I've already done the bios if you read the first line of my post. Going to try the other post suggestions next thank you


Posted By: Bistro_Boy
Date Posted: 29 Jul 2025 at 11:53pm
FIXED!
I tried everything and in the end the only thing that allowed me into the bios was to swap to an HDMI cable instead of a DP cable.
Who knew but maybe this might help someone else.
Thanks for all the suggestions.


Posted By: brigitta
Date Posted: 30 Jul 2025 at 10:29pm
Hi I am new in this forum and I came here, because I have a similar problem with my brand new ASrock B850M Plus-A WiFi and I also could solve the problem, by not using display port and using hdmi instead.

The hint to switch form DP to HDMI did the trick also in my case. May be, that this is a more common bug in these mainboards, so that ASrock should have a look at this???

I have bought this board brand new and I am running this board without any overclocking and with a Ryzen 5 7600X. The internal GPU of the Ryzen is used, no additional PCI card, only a NVME 8TB Samsung EVO 990 is in use. My OS is a Manjaro-Linux.

Yesterday evening, the computer did work very good and stable on Display Port. This morning, it seems it would not boot any more. But after intense search I observed, that the PC will boot correct but will not show anything on the display.
While booting, the signalling on the mainboard showed, that all is OK, resulting in the white LED active. Then the white LED changed to inactive and a beep showed, that the PC would now start the OS.

Occasionally, some signal triggered the display to return from standby but nothings showed up there and then it signals, that there would not be any signal at DP.
This is the point, where I found this thread here and luckily could switch to HDMI.

But I don't think that this is a "solution"! The DP should work also and the mainboard is brandnew. I am in doubt, whether to return ist to the shop or whether to wait, til I get a helpful answer, how to get the DP back to stable operation.

What do you think about? Return the board or digging deeper? My time is precious and I need a trustful solution.


Posted By: Xaltar
Date Posted: 30 Jul 2025 at 10:57pm
Thanks guys, I will pass the info along to my contacts at ASRock and ask them to
look into the DP issue. If possible, could you please try the DP output again and
see if it is still not working or did switching to HDMI fix the issue. It is possible
switching to HDMI then back could correct the problem too.

Thanks for your feedback guys.

-------------


Posted By: brigitta
Date Posted: 31 Jul 2025 at 4:10am
Hi Xaltar!
Thank you for your engagement, to clear this directly with ASrock.

I just have tried DP again and ??surprise ??it did work. Then I rebooted and bang! DP did not work again, but HDMI did.

Then I booted with HDMI and while it was running, I plugged off HDMI and inserted DP. DP did work!
Then I booted with DP in order to try the reverse proceeding. But now DP is not failing again.

But as a summary: It seems, that the implementation of DP on this board is not stable and should be analyzed and corrected as soon as possible.

BTW: I like this board and would be happy if a BIOS update could cure the DP port.



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