Intel SC5650BCDP Technical Product Specification - Page 156

Appendix D: POST Code Diagnostic LED Decoder, Intel®, Server Board S5500BC TPS, Intel order number:

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Appendix D: POST Code Diagnostic LED Decoder Intel®Server Board S5500BC TPS Diagnostic LED Decoder O = On, X=Off Checkpoint Upper Nibble MSB Lower Nibble LSB Description LED 8h 4h 2h 1h 8h 4h 2h 1h #7 #6 #5 #4 #3 #2 #1 #0 0xD3 O O X O X X O O Trying to boot device selection 3 0xD4 O O X O X O X X Trying to boot device selection 4 0xD5 O O X O X O X O Trying to boot device selection 5 0xD6 O O X O X O O X Trying to boot device selection 6 0Xd7 O O X O X O O O Trying to boot device selection 7 0xD8 O O X O O X X X Trying to boot device selection 8 0xD9 O O X O O X X O Trying to boot device selection 9 0xDA O O X O O X O X Trying to boot device selection A 0xDB O O X O O X O O Trying to boot device selection B 0xDC O O X O O O X X Trying to boot device selection C 0xDD O O X O O O X O Trying to boot device selection D 0xDE O O X O O O O X Trying to boot device selection E 0xDF O O X O O O O O Trying to boot device selection F Pre-EFI Initialization (PEI) Core 0xE0h 0xE1h O O O X X X X X Started dispatching early initialization modules (PEIM) O O O X X X X O Reserved for Initializaiton module use (PEIM) 0xE2h 0xE3h O O O X X X O X Initial memory found, configured, and installed correctly O O O X X X O O Reserved for Initializaiton 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 0xE7h O O O X O O X O Waiting for user input 0xE8h O O O X O X X X Checking password 0xE9h O O O X O X X O Entering BIOS setup 0xEAh O O O X O X O X Flash Update 0xEEh O O O X O O O X Calling Int 19. One beep unless silent boot is enabled. 0xEFh O O O X O O O O Unrecoverable boot failure Runtime Phase / EFI Operating System Boot 0xF4h O O O O X O X 0xF5h O O O O X O X 0xF8h O O O O O X X X Entering Sleep state O Exiting Sleep state X Operating system has requested EFI to close boot services (ExitBootServices ( ) Has been called) 0xF9h O O O O O X X 0xFAh O O O O O X O Pre-EFI Initialization Module (PEIM) / Recovery 0x30h X XOOX X X 0x31h X XOOX X X 0x34h X XOOXOX 0x35h X XOOXOX 0x3Fh X XOOOOO O Operating system has switched to virtual address mode (SetVirtualAddressMap ( ) Has been called) X Operating system has requested the system to reset (ResetSystem ( ) has been called) X Crisis recovery has been initiated because of a user request O Crisis recovery has been initiated by software (corrupt flash) X Loading crisis recovery capsule O Handing off control to the crisis recovery capsule O Unable to complete crisis recovery capsule 142 Intel order number: E42249-009 Revision 1.8

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Appendix D: POST Code Diagnostic LED Decoder
Intel®
Server Board S5500BC TPS
Intel order number: E42249-009
Revision 1.8
142
Checkpoint
Diagnostic LED Decoder
Description
O = On, X=Off
Upper Nibble
Lower Nibble
MSB
LSB
8h
4h
2h
1h
8h
4h
2h
1h
LED
#7
#6
#5
#4
#3
#2
#1
#0
0xD3
O
O
X
O
X
X
O
O
Trying to boot device selection 3
0xD4
O
O
X
O
X
O
X
X
Trying to boot device selection 4
0xD5
O
O
X
O
X
O
X
O
Trying to boot device selection 5
0xD6
O
O
X
O
X
O
O
X
Trying to boot device selection 6
0Xd7
O
O
X
O
X
O
O
O
Trying to boot device selection 7
0xD8
O
O
X
O
O
X
X
X
Trying to boot device selection 8
0xD9
O
O
X
O
O
X
X
O
Trying to boot device selection 9
0xDA
O
O
X
O
O
X
O
X
Trying to boot device selection A
0xDB
O
O
X
O
O
X
O
O
Trying to boot device selection B
0xDC
O
O
X
O
O
O
X
X
Trying to boot device selection C
0xDD
O
O
X
O
O
O
X
O
Trying to boot device selection D
0xDE
O
O
X
O
O
O
O
X
Trying to boot device selection E
0xDF
O
O
X
O
O
O
O
O
Trying to boot device selection F
Pre-EFI Initialization (PEI) Core
0xE0h
O
O
O
X
X
X
X
X
Started dispatching early initialization modules (PEIM)
0xE1h
O
O
O
X
X
X
X
O
Reserved for Initializaiton module use (PEIM)
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 Initializaiton 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
0xE7h
O
O
O
X
O
O
X
O
Waiting for user input
0xE8h
O
O
O
X
O
X
X
X
Checking password
0xE9h
O
O
O
X
O
X
X
O
Entering BIOS setup
0xEAh
O
O
O
X
O
X
O
X
Flash Update
0xEEh
O
O
O
X
O
O
O
X
Calling Int 19. One beep unless silent boot is enabled.
0xEFh
O
O
O
X
O
O
O
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
O
X
X
X
Operating system has requested EFI to close boot services
(ExitBootServices ( ) Has been called)
0xF9h
O
O
O
O
O
X
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
X
O
O
X
X
X
X
Crisis recovery has been initiated because of a user request
0x31h
X
X
O
O
X
X
X
O
Crisis recovery has been initiated by software (corrupt flash)
0x34h
X
X
O
O
X
O
X
X
Loading crisis recovery capsule
0x35h
X
X
O
O
X
O
X
O
Handing off control to the crisis recovery capsule
0x3Fh
X
X
O
O
O
O
O
O
Unable to complete crisis recovery capsule