Appendices
-50-
BIOS Code
Description
0xA2 IDE Detect
0xAD
Ready To Boot event
0xAE Legacy Boot event
0xB2
Legacy Option ROM Initialization
0xB4
USB hot plug
Error code (When a BIOS error occurs, contact the manufacturer.)
0x0E
Microcode not found
0x0F
Microcode not loaded
0x50
Memory initialization error. Invalid memory type or incompatible memory speed
0x51
Memory initialization error. SPD reading has failed
0x52
Memory initialization error. Invalid memory size or memory modules do not match
0x2C
PEI_MEMORY_PRESENCE_DETECT
Note: If the buzzer beeps consistently during startup, the memory is not installed properly
or is not installed. Contact the manufacturer for a solution.
0x54
Unspecified memory initialization error
0x55
Memory not installed
0x56
Invalid CPU type or Speed
0x57
CPU mismatch
0x58
CPU self test failed or possible CPU cache error
0x59
CPU micro-code is not found or micro-code update is failed
0x5A
Internal CPU error
0x5B
reset PPI is not available
0x5C
PEI phase BMC self-test failure
0xAB
Setup Input Wait
0xD0
CPU initialization error
0xD1
North Bridge initialization error
0xD2
South Bridge initialization error
0xD3
Some of the Architectural Protocols are not available
0xD4
PCI resource allocation error. Out of Resources
0xD5
No Space for Legacy Option ROM
0xD6
No Console Output Devices are found
0xD7
No Console Input Devices are found
0xD8
Invalid password
0xD9
Error loading Boot Option (LoadImage returned error)
0xDA
Boot Option is failed (StartImage returned error)
0xDB
Flash update is failed
0xDC
Reset protocol is not available
0xDD
DXE phase BMC self-test failure
0xE8
S3 Resume Failed
0xE9
S3 Resume PPI not Found
0xEA
S3 Resume Boot Script Error
0xEB
S3 OS Wake Error
0xF8
Recovery PPI is not available
0xF9
Recovery capsule is not found
0xFA
Invalid recovery capsule
0xA1
Failed to switch BIOS to OS
0XA2
No BIOS data was received
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