Question Strange behaviour of M.2 SSDs on ROG STRIX Z490-F GAMING motherboard ?

rhys117

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Apr 16, 2014
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Hi

I have observed strange behaviour and want to understand the logic to why this is occuring.

I have 2 samsung ssd 970 evo plus.

Disk 1 is 2 tb and contains my current windows.
Disk 2 contained an old version windows and is 500gb.

On my motherboard I'm calling m slot 1 the one closest to the cpu and m slot 2 the lowest one. slot 1 is called M_1 in bios, slot 2 is M_2

Disk 1 was in slot 2
Disk 2 was in slot 1

Disk 1 appeared to be working fine.

I formatted disk 2 to clean the windows version in preparation for a new windows install. This caused Disk 1 to stop working with errors 0xc0000225 and 0xc00000e.
Windows repair did not work, I have a feeling Disk 1 must have been referencing Disk 2 and troubleshooted down that root. I don't think this worked. I think the issue is partially related to boot order.

I took out all other disks apart from Disk 1 which I moved to slot 1 and still received error.
I've re-inserted Disk 2 now in Slot 2 and installed fresh windows on it, this windows works fine but I was still receiving error 0xc0000225 on DISK 1, when trying to boot that directly.

In bios, if Disk 1 is set in boot position 1, I get the error, however if I set DISK 2 in boot position 1, windows gives me the option to choose which operating system to use. At this point both DISK 1 and DISK 2 boot correctly if selected

If i boot directly with disk 1 it fails.

with disk 2 booting first it always gives me the option to choose which windows i want to use, even if I set default.
Changing boot order in bios, when you go to save also does not feedback the changes on exit which I find odd.


If I switch DISK 1 so it is in slot 2 and DISK 2 in Slot 1 again, the bios fails to pick up any boot drives?

The motherboard is lists M_1 and M_2 as follows,

1 x M.2_1 socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode)
Total supports 2 x M.2 slots and 6 x SATA 6Gb/s ports
Intel® Z490 Chipset :

1 x M.2_2 socket 3, with M key, type 2242/2260/2280/22110 storage devices support (PCIE 3.0 x 4 mode)
6 x SATA 6Gb/s port(s)
Support Raid 0, 1, 5, 10
Intel® Optane™ Memory Ready
 
Last edited:
Disk 2 contained an old version windows and is 500gb.
Are you trying to attempt a dual boot? If not, then wipe both drives off of the OSes on it, then power down and disconnect from the wall+have only the drive you wish to install the OS onto. Once your OS+drivers are all installed, power down again, then drop in the other SSD.

If you intend to dual boot, you will need to start fresh, and the latter OS needs to be installed on the other drive while the former SSD is yet hooked to the system.

BIOS version for your motherboard at this moment of time?
 
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Ok I was trying to dual boot,

I noticed when I fresh installed windows on DISK2 it dumped some of the install onto another drive DISK 3 SSD. I cleared DISK 2 and installed windows when no other disk was connected. I think this is why DISK 2 works correctly.

should i be able to boot with both drive slots? Bios version is 0707x64

1 x M.2_1 socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode)
Total supports 2 x M.2 slots and 6 x SATA 6Gb/s ports
Intel® Z490 Chipset :

1 x M.2_2 socket 3, with M key, type 2242/2260/2280/22110 storage devices support (PCIE 3.0 x 4 mode)
6 x SATA 6Gb/s port(s)
Support Raid 0, 1, 5, 10
Intel® Optane™ Memory Ready


I think I will just remove essential files from DISK 1 and format this to be storage for my new DISK 2 windows.

I just wanted to try and understand the problem so I don't run into it again