MSI 990FXA-GD80 - Manual (Page 39)

Hardware Setup MS-7640
Chapter 2
2-23
Hardware Setup MS-7640
Chapter 2
Debug LED Panel
Please refer to the table below to get more nformaton about the Debug LED mes-
sage.
Post Status
D1 Perform keyboard controller BAT test. Check f wakng up from power man-
agement suspend state. Save power-on CPUID value n scratch CMOS.
03 Dsable NMI, Party, vdeo for EGA, and DMA controllers. Intalze BIOS,
POST, Runtme data area. Also ntalze BIOS modules on POST entry and
GPNV area. Intalzed CMOS as mentoned n the Kernel Varable “wC-
MOSFlags”.
0C Detects the presence of Keyboard n KBC port.
13 Early POST ntalzaton of chpset regsters.
2A Intalzes dfferent devces through DIM.
2C Intalzes dfferent devces. Detects and ntalzes the vdeo adapter n-
stalled n the system that have optonal ROMs.
37 Dsplayng sgn-on message, CPU nformaton, setup key message and any
OEM specfic nformaton.
38 Intalzes dfferent devces through DIM.
3C Md POST ntalzaton of chpset regsters.
60 Intalzes NUM-LOCK status and programs the KBD typematc rate.
75 Intalzes INT-13 and prepare for IPL detecton.
78 Intalzes IPL devces controlled by BIOS and opton ROMs.
8C Late POST ntalzaton of chpset regsters.
00 Passes control to OS Loader (typcally INT 19h).