ASRock Rack E3C252D4U-2T (OEM/new?) stuck at POST code 00, shuts off after ~10-20 seconds - Xeon E-2324G (used) - exhausted all ideas send help

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Mar 14, 2026
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Edit: Update on things upcomers might want without having to search through every page of this thread

ThingDescription
IPMI credentials for OVH OEM BIOSadmin:admin123
ASRock Rack provided BIOS ROMDownload on Archive.org
BMC Firmware provided by support?No, but maybe this will work

Hi everyone, I don't really know where to go with this problem anymore and I'm pretty frustrated and sad that I've decided to wait for the worst moment in time to start building my NAS when I thought about it so often in the past.

Jump to @The problem if you want to skip me yapping an intro

I've been searching for server boards on ebay/willhaben/kleinanzeigen (AT/DE/EU) and have quickly come to the realization that the situation is way more dire than I could've ever anticipated. Not sure if this is part of all the RAM, NVME and HDD storage prices going up due to AI, or if the availability of used server hardware - especially in Austria and Germany - has always been this bad.

I've learned a bunch of things about the different types of RAM, UDIMM, RDIMM, LRDIMM, Optane and cool features such as BMC/IPMI for management over the network. 10, 25, 40, ... GbE ports. ZFS file system. PLP and insane amounts of TBW on enterprise SSDs, etc.

Given all of this newly gathered knowledge, I've decided to browse for some hardware. My requirements were a somewhat modern platform that's not DDR5 - because of affordability obviously - BMC/IPMI, 2x 10GbE onboard, so there's less power draw because I wouldn't need a pcie nic. I'm wanting to use the NAS to host some services like Immich and maybe Jellyfin. But mainly I would like to back up from my main external drive to this raidz2 system nightly so it won't run 24/7.

I quickly realized that there is basically nothing available. If there is, it's super expensive. Only older platforms and DDR3 and below were somewhat reasonably prices. Everything DDR4 and up, is extremely expensive. That's why I ended up buying an AsRock E3C256D4U-2T together with a Xeon E-2324G. More below:

Because everything was so scarce, I kind of panic bought a X11SSF-W, E3-1270v6, 2x16GB ECC UDIMM RAM in one combo for 130€. Turns out one of those ram sticks included alone goes for 130€, so that was fine. I learned about proprietary mainboard formfactors this way, since I couldn't fit it into my ATX case :D Please don't ask how I didn't notice in the first place. I was and still am super stressed about everything.

I found a Xeon E-2324G for the unbelievable price of 20€. So I went ahead and bought it. One thing that helped strenghten this decision was me finding a E3C256D4U-2T for only 150€ from the Netherlands. So 170€ for Mobo+CPU+(reuse RAM from X11SSW-F) was a pretty good deal for me.

@The problem
Fast forward to today: the board and CPU arrived, but the board is not POSTing. The debug digits stay at 00.

Motherboard: ASRock Rack E3C252D4U-2T (OEM, "new")
CPU: Intel Xeon E-2324G (used, seller confirmed working until removal)
RAM: 2× Micron MTA18ADF2G72AZ-2G3B1ZG 16GB DDR4-2400 ECC UDIMM
PSU: Seasonic TX-650 (confirmed working in previous system)

Things I've already tried:
Disconnected everything except CPU, RAM, PSU (no HBA, no drives, no M.2)
Tested each ECC DIMM individually in DDR4_A2 (recommended single-DIMM slot per manual) *Both ECC DIMMs confirmed working on another platform (Supermicro X11SSW-F)
Tested with non-ECC RAM (Crucial Ballistix) *doesn't boot either, but works on another platform
24-pin and 8-pin CPU power confirmed locked in
CPU socket pins visually inspected — no bent pins
Cooler re-mounted, sits firmly, all fans spinning
Standoffs placed per Define 7 manual (7 screws for mATX, one unused standoff under board with no corresponding hole — confirmed not causing a short)
CLRMOS pad shorted
ME/SPS Recovery jumper removed
VGA monitor + cable both confirmed working on another platform but no signal at all from E3C252D4U-2T
IPMI is reachable over the network but won't accept admin/admin or any other combination, unfortunately seller doesn't know the password either

Findings:
CPU Slot pins look okay
No beeping from board


The POST code stays at 00 and never advances. The BMC Heartbeat LED is blinking and STB PWR LED is glowing, so the BMC is at least partially alive (IPMI login page is reachable). But there's zero video output over VGA, which should be driven by the onboard ASPEED AST2500 independent of the CPU.

Also worth noting: this is an OEM board, and it's missing the HDMI port that's listed in the official specs. Apparently some OEM customers order batches without it? So VGA is the only video option.

What I still can't rule out:
CPU defect: I have no other compatible LGA1200 platform to test it on
Board defect: How do I rule this out and what if the board has damaged the CPU if it's broken I couldn't tell which one was broken first D:
Does this board initialize VGA output only after a certain POST stage? That would explain why IPMI works but VGA is dead.

I could buy a Supermicro X12SCZ-F for 150€ but I would also have to but a 10GbE nic which would use more power over time.

At this point I've exhausted everything I can think of and feel like giving up without a second compatible platform to test the CPU on. Is there anything else I can try? Any way to hard-reset the BMC password without BIOS access?

Some images:

DescriptionImage
CPU socket
1773522866774.png
CPU backside1773522887442.png
001773522910909.png
Mainboard1773522994260.png
 
Last edited:

RolloZ170

Well-Known Member
Apr 24, 2016
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Last edited:
Mar 14, 2026
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no X86 execution, no VGA output.
Not sure if I understand this enough. Are you
hinting towards a CPU issue?

W480E
E-2324G not supported. only Xeon W-1200
i have old rev. one of X12SCZ-F, no 11th gen Rocket Lake support, check first you get new rev. befor buy.
So the board has Bios Version 3.4 (07.11.2025) and serial number UM21
Would this not work with the E-2324G?
I do have a W-1250 which I've panic ordered because it was the only one in the entire EU for a "decent" enough price because I first wanted to go for the X12SCZ-F before realising I'd like 10GbE onboard
 
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you can try flashin gthe BIOS chip, it is in a socket.
maybe just a bad contact, reseat to text. write down the placement, wrong inserted and powered, the chip will blow.
I have removed and reseated the chip into its slot but nothing changed. Not sure how I would reset it though. IPMI password stayed unknown after reseat.
 
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if HDMI is missing this OEM amy have problems with iGPU procesor,
you may try a cheap Pentium Gold G6400(T) to sort that out ?
I've sent an offer to sb in Germany for that CPU since they seem to have offers. There's literally 0 offers in Austria. And if there are, they're minimum 10x more expensive. So I wonder if this holds truth
if HDMI is missing this OEM amy have problems with iGPU procesor,
How would it work for the G6400, which also had iGPU?
 
Mar 14, 2026
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sure but 10th gen. have other VRM voltage profile.
I would've never thought of that, so thank you for the heads up - even though there seems to be no datasheet where I could compare the VRM profiles

serial number UM21 does not support 11th gen.
according to SM Xeon E-2300 is not supported.
X12SCZ-F
If I would go for the X12SCZ-F, I would use the W-1250 anyways - which I really want to avoid

11th gen on my X12SCZ-F UM21CS00xxxxxx turns on and turns of after some seconds....
maybe this OEM E3C252 has also old VRM configuration without 11th gen support,
so no E-2300 support.
Maybe I could test the OEM E3C252 with a Xeon Gold 6400 and if it works update it to a newer BIOS version that will be able to support E-2300?
Do you think that would make sense?
I can't think of why this OEM board wouldn't support E-2300, if the specifications say it does out of the box and the CPU Support List shows E-2324G support on ALL `Since BIOS` versions. Therefore I'm not even sure if it'd be worth it to order a G6400 to test.
 

RolloZ170

Well-Known Member
Apr 24, 2016
10,062
3,227
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germany
Maybe I could test the OEM E3C252 with a Xeon Gold 6400 and if it works update it to a newer BIOS version that will be able to support E-2300?
Do you think that would make sense?
if the Issue the VRM profile is, BIOS doesn't matter.
you can now remove the BIOS chip and flash the latest BIOS on it (if any available :rolleyes: ) with SPI programmer like ch341a
or buy a preprogrammed BIOS chip.
 
Mar 14, 2026
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if the Issue the VRM profile is, BIOS doesn't matter.
you can now remove the BIOS chip and flash the latest BIOS on it (if any available :rolleyes: ) with SPI programmer like ch341a
or buy a preprogrammed BIOS chip.
I've found a CH341B (not a ref url) that comes with a SOP8 to SOP16 universal adapter, so I will use this I suppose. (first time I'm going to be doing this, hope I won't have to solder anything)
I've ordered both the CH341B and a really cheap Xeon Gold 6400 I've luckily found (will probably take a week to arrive) to test if the board will POST with that CPU
But I'm still thinking, why would the OEM version have a different VRM profile?

1773576620169.png1773576630912.png
 
Mar 14, 2026
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if one part is defective all this becomes obsolete.
I know, I just don't know how else I would rule out anything, other than having to buy a new mainboard that supports E-2300 guaranteed from the get go which would cost me 500+€?

So I've paid 15 for the SPI programmer, which I could maybe also use in the future and 22€ for the Gold 6400G, which I'm happy to pay for testing if the board will boot with that VRM profile.

If nothing works, I will have to send back the E3C256D4U-2T, buy the X12SCZ-F for 150€ and use the W-1250 with it.
I just thought I could get 10GbE onboard and have a more "server CPU" with the E-2324G, instead of a "workstation CPU"

The E3C256D4U-2T was 150€ + E-2324G for 20€ = 170€ for 2x 10GbE onboard
X12SCZ-F for 150€ + W-1250 for 110€ = 260€ for 2x 1GbE onboard

So less power consumption and 1 additional free PCIe slot made me go for the first option..

I never would've thought to run into an issue like this just because it's an OEM board.