MSI MEG Z690 UNIFY Manuel D'utilisation page 58

B1 Runtime Set Virtual Address MAP End
B2 Legacy Option ROM Initialization
B3 System Reset
B4 USB hot plug
B5 PCI bus hot plug
B6 Clean-up of NVRAM
Configuration Reset (reset of NVRAM settings)
B7
B8 - BF Reserved for future AMI codes
DXE Error Codes
D0 CPU initialization error
D1 System Agent initialization error
D2 PCH initialization error
D3 Some of the Architectural Protocols are not available
D4 PCI resource allocation error. Out of Resources
D5 No Space for Legacy Option ROM
D6 No Console Output Devices are found
D7 No Console Input Devices are found
D8 Invalid password
D9 Error loading Boot Option (LoadImage returned error)
DA Boot Option is failed (StartImage returned error)
DB Flash update is failed
DC Reset protocol is not available
S3 Resume Progress Codes
E0 S3 Resume is stared (S3 Resume PPI is called by the DXE IPL)
E1 S3 Boot Script execution
E2 Video repost
OS S3 wake vector call
E3
E4 - E7 Reserved for future AMI progress codes
S3 Resume Error Codes
E8 S3 Resume Failed
E9 S3 Resume PPI not Found
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Onboard LEDs