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Motherboard not booting

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=18536
Printed Date: 08 Aug 2025 at 8:46pm
Software Version: Web Wiz Forums 12.04 - http://www.webwizforums.com


Topic: Motherboard not booting
Posted By: Keichi
Subject: Motherboard not booting
Date Posted: 01 Apr 2021 at 11:46pm
Hello,

Here is my config :
- MB : ASRock B450 Steel Legend
- CPU : AMD Ryzen 5 1600 AM4 (i guess this is the AF version, but can't find a specific model on the box, Amazon tells me YD1600BBAFBOX
- RAM : Corsair Vengeance LPX 16Go (2x8Go) DDR4 3200MHz - only one in slot A2
- GC : PNY GeForce GTX 1650 Super 4 Go (first slot)
- Mouse and Keyboard (USB)

Il only plug the power on button from my case and the 24-pin on the motherboard for power.
Then HDMI from the GC to a screen.

When i put the power on :
- LEDs are working
- CPU fan is spining

But i have no display. I can't reach the bios.

Do you have any ideas £

Thanks !




Replies:
Posted By: user81
Date Posted: 02 Apr 2021 at 12:18am
Test both sticks of RAM one by one in each and every slot. Re-seat RAM again and again and test again.
Does board have any sticker saying what is the BIOS version. AF is supported since P3.20 I guess.


Posted By: Keichi
Date Posted: 02 Apr 2021 at 1:37am
Hello,

Thanks for the reply.

I tested all the combinaison for RAM (both stick) with no luck.

I did not find anything about the bios version. On "Rev 1.02" on the motherboard.

Yeah, i see that for P3.20, which is not recommanded for my CPU according to the download page...

I guess i will return the motherboard and buy another one :/


Posted By: jdillipl
Date Posted: 02 Apr 2021 at 1:49am
Along with the 24-pin power connector, you also need the 8-pin connector marked ATX12V1. Look at the motherboard layout in the user manual or qhick installation guide.

Jake

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Asrock X370 Killer SLI/ac, Amd Ryzen 7 5700X, GSkill Flare X F4-2400C16D-32GFX, RaidMax Thunder V2 735W PS


Posted By: Keichi
Date Posted: 02 Apr 2021 at 1:52am
I think i missed that one....

Oh god, i'll try after diner and come back to you, hope it is that !

Thanks


Posted By: Keichi
Date Posted: 02 Apr 2021 at 2:54am
Ok, i feel so dumb.
With the 8-pin connected, the motherboard boot and i have a Bios vP3.4.

Everything seems to work fine !
I will mount everything in the case again.

Maybe one last question : can i disable alle the fancy LEDs £

Thanks


Posted By: user81
Date Posted: 02 Apr 2021 at 6:28am
@jdillipl   Good catch! I have faced similar issues a number of times but most of the times it has always been either CPU not supported due to previous BIOS or not properly seated RAM.


Posted By: Ragnorrak
Date Posted: 26 May 2021 at 3:13pm
Originally posted by user81 user81 wrote:

Test both sticks of RAM one by one in each and every slot. Re-seat RAM again and again and test again.
Does board have any sticker saying what is the BIOS version. AF is supported since P3.20 I guess.

Manufacturers occasionally affix stickers to the boxes of later manufacturing runs that include the newer Zen 3 BIOS updates to indicate out-of-the-box compatibility (e.g., "Ryzen 5000 compatible"), but if there's no such indication on the box, there's no easy way to determine.

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I love to search and read reviews about https://topvinylcutters.com/best-sticker-printer/" rel="nofollow - sticker printer at topvinylcutters .


Posted By: ThreeDee
Date Posted: 26 May 2021 at 3:25pm
Your CPU
https://www.cpu-world.com/CPUs/Zen/AMD-Ryzen%205%201600%20" rel="nofollow - https://www.cpu-world.com/CPUs/Zen/AMD-Ryzen%205%201600%20 (AF).html

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|Ryzen 5 5900|ASRock X570 Taichi-BIOS 4.60|2x16GB HyperX Predator RGB 3200@3600 1:1 IF|ASRock RX 6700XT|2 x PCIe 4.0 M.2 Drives for OS & Games|850 WTT Seasonic 80+ Titanium PSU|Noctua NH-D15|



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