BIOS POST Error Messages List
BIOS POST error message list
PEI Phase
Status Code | Description |
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Progress Code |
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0x10 | PEI Core is started |
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0x11 | ||||
0x12 | ||||
0x13 | ||||
0x14 | ||||
0x15 | ||||
0x16 | ||||
0x17 | ||||
0x18 | ||||
0x19 | ||||
0x1A | ||||
0x1B | ||||
0x1C | ||||
0x1D – 0x2A | OEM | |||
0x2B | Memory initialization. | Serial Presence Detect (SPD) data reading | ||
0x2C | Memory initialization. | Memory presence detection | ||
0x2D | Memory initialization. | Programming memory timing information | ||
0x2E | Memory initialization. | Configuring memory | ||
0x2F | Memory initialization (other). |
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0x30 | Reserved for ASL (see ASL Status Codes section below) | |||
0x31 | Memory Installed |
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0x32 | CPU | |||
0x33 | CPU | Cache initialization | ||
0x34 | CPU | Application Processor(s) (AP) initialization | ||
0x35 | CPU | Boot Strap Processor (BSP) selection | ||
0x36 | CPU | System Management Mode (SMM) initialization | ||
0x37 | ||||
0x38 | ||||
0x39 | ||||
0x3A | ||||
0x3B | ||||
0x3C | ||||
0x3D | ||||
0x3E | ||||
OEM post memory initialization codes | ||||
0x4F | DXE IPL is started |
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PEI Error Codes |
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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 | ||
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0x53 | Memory initialization error. | No usable memory detected | ||
0x54 | Unspecified memory initialization error. | |||
0x55 | Memory not installed |
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0x56 | Invalid CPU type or Speed |
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0x57 | CPU mismatch |
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0x58 | CPU self test failed or possible CPU cache error | |||
0x59 | CPU |
64