Acer Aspire S7-391 Acer S7-391 Notebook Service Guide - Page 153

POST Codes 0 There are two types of POST codes: Progress Codes and Error Codes. Progress Codes are designed to show the execution point while booting or executing services. Error Codes are designed to halt on exceptional (fatal) error conditions. Component Codes 0 The Component Code is an unsigned integer value that is assigned by the build process. The following tables describe the various ranges of component codes: The Component Code is assigned to an individual component (or driver) using the POSTCODE= option in the DSC file. If the value that follows POSTCODE= is a hexadecimal or decimal number, in the range 0x00-0xdf, then that code will be used with all POST Codes associated with that driver. Table 4-4. Component Codes Range Description 0x00-0x1f OEM Components. These values are reserved for OEM components 0x20-0x9f These values are reserved for SecureCore Tiano™ core components. POSTCODE_CC_VARIABLE_SERVICES (0x20) POSTCODE_CC_KEYBOARD_CONTROLLER (0x21) POSTCODE_CC_BOOT_MODE (0x22) POSTCODE_CC_S3_SUPPORT (0x23) POSTCODE_CC_TCG (0x24) POSTCODE_CC_HDD_PASSWORD (0x25) POSTCODE_CC_CPU_IO (0x26) POSTCODE_CC_BOOT_SCRIPT (0x27) POSTCODE_CC_STATUS_CODE (0x28) POSTCODE_CC_DATA_HUB (0x29) POSTCODE_CC_HII_DATABASE (0x2a) POSTCODE_CC_RESET (0x2b) POSTCODE_CC_METRONOME (0x2c) POSTCODE_CC_INTERRUPT_CONTROLLER (0x2d) POSTCODE_CC_DIAGNOSTIC_SUMMARY (0x2e) POSTCODE_CC_SMBIOS (0x2f) POSTCODE_CC_SMM_COMMUNICATION (0x30) POSTCODE_CC_SMM_RUNTIME (0x31) POSTCODE_CC_SMM_SERVICES (0x32) POSTCODE_CC_FIRMWARE_DEVICE (0x33) POSTCODE_CC_CAPSULE_SERVICES (0x34) POSTCODE_CC_MONOTONIC_COUNTER (0x35) POSTCODE_CC_SMBIOS_EVENT_LOG (0x36) POSTCODE_CC_RTC (0x37) POSTCODE_CC_BOOT_MANAGER (0x38) POSTCODE_CC_VGA (0x39) Troubleshooting 4-25