Intel
®
Server Board S5500BC User’s Guide 57
0xE2h O O O X X X O X Initial memory found,
configured, and installed
correctly
0xE3h O O O X X X O O Reserved for initialization
module use (PEIM)
Driver Execution Environment (DXE) Core (not accompanied by a beep code)
0xE4h O O O X X O X X Entered EFI driver
execution phase (DXE)
0xE5h O O O X X O X O Started dispatching
drivers
0xE6h O O O X X O O X Started connecting drivers
DXE Drivers (not accompanied by a beep code)
0xE7h O O O X O O X O Waiting for user input
0xE8h O OOX OXXXChecking password
0xE9h O O O X O X X O Entering BIOS setup
0xEAh O OOX OOXX Flash Update
0xEEh O O O X O O X X Calling Int 19. One beep
unless silent boot is
enabled.
0xEFh O O O X O O X O Unrecoverable boot failure
Runtime Phase / EFI Operating System Boot
0xF4h O O O O X O X X Entering Sleep state
0xF5h O O O O X O X O Exiting Sleep state
0xF8h O O O O X O X X Operating system has
requested EFI to close
boot services
(ExitBootServices ( ) has
been called)
0xF9h O O O O X O X O Operating system has
switched to virtual
address mode
(SetVirtualAddressMap ( )
has been called)
0xFAh O O O O O X O X Operating system has
requested the system to
reset (ResetSystem () has
been called)
Pre-EFI Initialization Module (PEIM) / Recovery
0x30h X XOO XXXXCrisis recovery has been
initiated because of a user
request
Table 8. Diagnostic LED POST Code Decoder