Post Codes - Acer Aspire 4739Z Service Manual

Post Codes

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
SMM
S3
ASL
PostBDS
InsydeH2ODDT™ Reserve
OEM Reserve
Reserved
Table 4-3. SEC Phase POST Code Table
Functionality Name (Include\
SEC_SYSTEM_POWER_ON
SEC_BEFORE_MICROCODE_PATCH SEC
SEC_AFTER_MICROCODE_PATCH
SEC_ACCESS_CSR*
SEC_GENERIC_MSRINIT*
SEC_CPU_SPEEDCFG*
SEC_SETUP_CAR_OK
SEC_FORCE_MAX_RATIO*
Troubleshooting
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Phase
0x01 - 0x0F
0x70 - 0x9F
0x40 - 0x6F
0x10 - 0x3F
0xA0 - 0xBF
0xC0 - 0xCF
0x51 – 0x55
0xE1 – 0xE4
0xF9 – 0xFE
0xD0 – 0xD7
0xE8 – 0xEB
0xD8 – 0xE0
0xE5 – 0xE7
0xEC – 0xF8
PostCode.h)
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POST Code Range
PostCod
Phase
e
SEC 01 CPU power on and switch to
Protected mode
02 Patching CPU microcode
SEC 03 Setup Cache as RAM
SEC 04 PCIE MMIO Base Address initial
SEC 05 CPU Generic MSR initialization
SEC 06 Setup CPU speed
SEC 07 Cache as RAM test
SEC 08 Tune CPU frequency ratio to
maximum level
0
Description
4-17