I MIGHT HAVE UNDERESTIMATED....

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TrevorH

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Oct 25, 2024
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It actually updates the BIOS from UEFI on the next reboot after you run the update.
 

oddssodds

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It actually updates the BIOS from UEFI on the next reboot after you run the update.
I guess the question is if the BIOS update will proceed, if the current bios is first generation and you don’t have first generation components.

Can you update the bios during the start-up process, like you said, and get past the memory issue?
 
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nexox

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Can you update the bios during the start-up process, like you said, and get past the memory issue?
I suspect not - good news is that first gen scalable CPUs are super cheap. If you happen to be in the SF Bay area I'll give you one, but it would cost me more to ship it than ebay sellers are charging.
 
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TrevorH

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It's been a year or so since I last booted a Dell server but from memory they go POST->check for updates, apply if any then reboot or if no updates->boot operating system.
 

oddssodds

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So
It's been a year or so since I last booted a Dell server but from memory they go POST->check for updates, apply if any then reboot or if no updates->boot operating system.
so that would imply that the memory needs to be verified before updates can be installed.

tried to find a processor on marketplace, but overpriced and far.

eBay not working out either.
 

TrevorH

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I searched ebay.co.uk for "xeon 4110" and restricted my search to UK only (since you linked to ebay UK I'm presuming you are UK based) and got 60something results starting from £6.48.
 

oddssodds

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oddssodds

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So hopefully the gen one processor will show up tomorrow. If lucky, I will be able to update this motherboard into working.

I didn’t mention this before, but my first start of the machine resulted in a visible spark from the front edge of the motherboard. I managed to unplug the machine within a second.
The only suspect connection was my homemade SATA cable and without it, there were no further sparks.

While waiting for the cpu, I pulled the cable assembly and tested it.

Nothing is shorted. All connections going to the correct leads.

The only explanation is that the three yellow leads are not 12v each.

So the plan now is to fix the bio and firmware version on the machine and get it starting, then plug in a back plane cable and do some real world measurements

But.... if anyone has some real experience with the power coming off that header, I would love to hear it.
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oddssodds

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So I got the server running on one silver processor. Updated bios to latest and iDrac to 3.30.30.30

Fan spoofers are working flawlessly

Figured out the problem with the SATA on Backplane Header. Will post wiring once it's working

One issue is the NVME caddy. I put a Samsung 980 pro in slot 1 and it is only recognized as Pcie SSD device and no attempts to install an operating system recognize the drive as a valid destination. Any Ideas?

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RolloZ170

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germany
the BIOS is UEFI (Intel EDK2 based) but only the UEFITool NE version can open but not modify.
R740 BIOS.jpg
R640/R740 generaly support NVMe storage but not boot from PCIe M.2
you can boot from PCIe SSD Card or U.2 connected to dedicated ports.
newer Dell server gens have BOSS N1 with M.2 NVMe suport.
 
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