Pulled battery and no system is dead?

blueflinko

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Jun 22, 2023
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I have a TrueNAS system which I was struggling to get into BIOS. It booted too fast, and I could never get into it. So I pulled the battery out, waited 10 minutes, then rebooted. Now the system wont boot at all. I get a black screen, nothing happens. I reboot again and again, nothing. The hard drives flash like they are doing something but the monitor is black and even goes into hibernation because it's not getting a signal.

Any suggestions or help would be much appreciated.
 

jgreco

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Welcome to the forums.

Sorry to hear you're having trouble. Please take a few moments to review the Forum Rules, conveniently linked at the top of every page in red, and pay particular attention to the section on how to formulate a useful problem report, especially including a detailed description of your hardware.

You've basically given no one anything to work with, so the responses will tend to be random guesses rather than anything useful.
 
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I was struggling to get into BIOS
It booted too fast
So I pulled the battery out

That's definitely one way to slow down the boot process.


You couldn't hold down DEL, F10, F2, or something to bring up the menu? Normally, you need only to hold it down. You don't need to be "quick on the draw" like a gunslinger to "catch it" before it's too late.


Popping out the battery just reset your BIOS to factory defaults. That might explain why your system no longer boots. (Maybe it's using a different video interface, and it so it appears to be displaying nothing but a black screen?)
 

blueflinko

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Jun 22, 2023
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I have an A2SDi-H-TF Supermicro motherboard.
IX-TN-MINIXL+-V.04 TrueNAS Mini
IX-TN-MINIXL+-C-8C-32GB-V.02 Eight-Core 2.2GHz CPU, 32GB ECC DDR4 RAM,

No clue what version of BIOS it is running because I cannot access it but it has never been updated.
It is booting off an onboard SSD.

I tried the "Super.ROM" file that Supermicro suggests and nothing but the same black screen I get. No cursor. Nothing to even keep my monitor from powering down due to inactivity.

I did try changing the jumper that the Supermicro manual suggests for BIOS recovery. No change.
 

blueflinko

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That's definitely one way to slow down the boot process.


You couldn't hold down DEL, F10, F2, or something to bring up the menu? Normally, you need only to hold it down. You don't need to be "quick on the draw" like a gunslinger to "catch it" before it's too late.


Popping out the battery just reset your BIOS to factory defaults. That might explain why your system no longer boots. (Maybe it's using a different video interface, and it so it appears to be displaying nothing but a black screen?)
When I would hold DEL down the screen would go black and eventually my monitor would shut down due to no video signal.

I have a VGA monitor plugged into it. Don't know what other monitor it would have as a default that it would reset to. There is no HDMI or any other video input available.
 

HoneyBadger

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I tried the "Super.ROM" file that Supermicro suggests and nothing but the same black screen I get. No cursor. Nothing to even keep my monitor from powering down due to inactivity.
Hi @blueflinko - Please don't flash any generic SuperMicro ROM or BIOS files to your TrueNAS Mini device. You may lose functionality such as the Enclosure Management view.

Since you've pulled the battery and wiped CMOS settings, it's very likely that it needs to set up the IPMI interface again. Are you able to connect the out-of-band IPMI interface (the one grouped with the USB ports) and see if it shows activity and obtains an IP address?
 

blueflinko

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Are you able to connect the out-of-band IPMI interface (the one grouped with the USB ports) and see if it shows activity and obtains an IP address?
My understanding is that the IPMI interface is a part of the software to access. I cannot access ANY software on this box whatsoever including BIOS. It doesn't show anything on a video monitor. I cannot see it on a network. It powers on, the lights all go on on the outside of the case, the hard drives spin up, but other than that nothing.
 

jgreco

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My understanding is that the IPMI interface is a part of the software to access.

Your understanding is incorrect. The IPMI is an independent SoC on the mainboard that runs its own firmware to manage the hardware. You can even get into the IPMI even if there's no CPU or memory installed on the board. It just needs to be powered on.
 

jgreco

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ipmijack.png


If you have a DHCP-configured network, then you can just plug an ethernet into the IPMI LAN port. If you don't, you may have to reset the IPMI to factory defaults. Once this is configured, you can check your DHCP server to find out what IP it was assigned, or you can use Supermicro's IPMIView2.0 which has a "Discover IPMI Device" option under "File". The login/password are ADMIN/ADMIN unless this is a relatively recent system, in which case the l/p are on a sticker on the mainboard.
 
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