Debug Code Led; Boot Phases; Debug Code Led Table - MSI WS WRX80 User Manual

Debug Code LED

The Debug Code LED displays progress and error codes during and after POST. Refer
to the Debug Code LED table for details.

Boot Phases

Security (SEC) – initial low-level initialization
Pre-EFI Initialization (PEI) – memory initialization
Driver Execution Environment (DXE) – main hardware initialization
Boot Device Selection (BDS) – system setup, pre-OS user interface & selecting a
bootable device (CD/DVD, HDD, USB, Network, Shell, ...)

Debug Code LED Table

SEC Progress Codes
01 Power on. Reset type detection (soft/hard)
02 AP initialization before microcode loading
03 System Agent initialization before microcode loading
04 PCH initialization before microcode loading
06 Microcode loading
07 AP initialization after microcode loading
08 System Agent initialization after microcode loading
PCH initialization after microcode loading
09
0B Cache initialization
SEC Error Codes
0C - 0D Reserved for future AMI SEC error codes
0E Microcode not found
0F Microcode not loaded
Hexadecimal Character Table
Hexadecimal
LED display
Hexadecimal
LED display
52
0 1 2 3 4
8 9 A B C
5 6 7
D E F