
2 Troubleshooting Procedures | 2.4 System Board Troubleshooting |
Table
D port status | Inspection items | Details |
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(F103) |
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| Resume error F173H RSM_SMRAM_ERR | |
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| |
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| Check of memory configuration change |
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| Resume error F174H RSM_SYSMEM_ERR |
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| RAM area checksum check in system BIOS |
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| Resume error F179H SM_RAMBIOS_ERR |
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| Expansion memory checksum check |
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| Resume error F176H RSM_EXTMEM_ERR |
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| PnP RAM checksum check |
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| Resume error F177H RSM_PNPRAM_ERR |
| Transition to |
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| Resume error process | Reset of CPU clock to low |
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| Prohibition of all SMI |
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| Clearance of resume status |
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| Return to ROM |
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| Turning area of C0000h to EFFFFh to PCI |
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| (Prohibition of DRAM) |
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| Setting of resume error request |
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| Copying ROM/RAM of system BIOS | (HLT, when error occurs) |
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F104H | IRT_BIOS_SIGN_CHK |
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| Check of BIOS signature |
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| (At COLD Boot) |
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F105H | IRT_CHG_RAM_BIOS_END |
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| SMRAM initialization |
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| Check of CPU for HyperThreading |
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| Microcode update |
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| APIC initialization |
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| WakeUp factor check |
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| SMRAM base rewriting and CPU |
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| state map saving for BIOS |
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| Permission of SMI based on ASMI |
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[CONFIDENTIAL] | PORTÉGÉ M500 Maintenance Manual |