Acer Aspire 4752G Aspire 4352, 4752, 4752G, 4752Z Service Guide - Page 184

Table 4-4. Component Codes Range 0xe0-0xff Description These are not components, but rather represent Architectural Progress Codes or Error Codes detailing milestones in the system boot progress. The corresponding Progress Code value is always set to zero. POSTCODE_PC_SEC_ENTRY (0xe0) - Reset vector. POSTCODE_PC_SEC_EXIT (0xe1) - Leaving SEC/Going to PEI. POSTCODE_PC_PEI_ENTRY (0xe2) - Entering PEI Dispatch. POSTCODE_PC_PEI_EXIT (0xe3) - Exiting PEI Dispatch. POSTCODE_PC_IPL_DXE (0xe4) - Entering DXE IPL's normal boot path. POSTCODE_PC_IPL_S3 (0xe5) - Entering DXE IPL's S3 boot path. POSTCODE_PC_S3_OS (0xe6) - Exiting S3 boot path back to the OS. POSTCODE_PC_IPL_RECOVERY (0xe7) - Entering DXE IPL's recovery boot path. POSTCODE_PC_IPL_EXIT (0xe8) POSTCODE_PC_DXE_ENTRY (0xe9) - Entering DXE Dispatch. POSTCODE_PC_DXE_EXIT (0xea) - Exiting DXE Dispatch. POSTCODE_EC_PEI_MEMORY (0xeb) - No permanent memory found at the end of PEI. POSTCODE_EC_PEI_IPL (0xec) - No DXE IPL found at the end of PEI. POSTCODE_EC_IPL_DXE (0xed) - No DXE found at end of DXE IPL. POSTCODE_EC_IPL_PPI (0xee) - Couldn't find PPIs needed by DXE. POSTCODE_EC_DXE_ARCH (0xef) - Missing one or more architectural protocols at the end of DXE. 4-30 Troubleshooting