Acer TravelMate 8481T Acer TravelMate 8481, 8481T, 8481TG Notebook Service Gui - Page 142

Post Codes 0 The following are the InsydeH2O™ Functionality POST code tables. The components of the POST code table includes: SEC phase, PEI phase, DXE phase, BDS phase, CSM functions, S3 functions and ACPI functions. Table 4-2. POST Code Range SEC PEI DXE BDS Phase POST Code Range 0x01 - 0x0F 0x70 - 0x9F 0x40 - 0x6F 0x10 - 0x3F SMM S3 ASL 0xA0 - 0xBF 0xC0 - 0xCF 0x51 - 0x55 0xE1 - 0xE4 PostBDS InsydeH2ODDT™ Reserve OEM Reserve Reserved 0xF9 - 0xFE 0xD0 - 0xD7 0xE8 - 0xEB 0xD8 - 0xE0 0xE5 - 0xE7 0xEC - 0xF8 Table 4-3. SEC Phase POST Code Table Functionality Name (Include\PostCode.h) SEC_SYSTEM_POWER_ON SEC_BEFORE_MICROCODE_PATCH SEC_AFTER_MICROCODE_PATCH SEC_ACCESS_CSR* SEC_GENERIC_MSRINIT* SEC_CPU_SPEEDCFG* SEC_SETUP_CAR_OK Phase SEC SEC SEC SEC SEC SEC SEC Post Code 01 02 03 04 05 06 07 Description CPU power on and switch to Protected mode Patching CPU microcode Setup Cache as RAM PCIE MMIO Base Address initial CPU Generic MSR initialization Setup CPU speed Cache as RAM test 4-22 Troubleshooting