Intel SR1640TH Technical Product Specification - Page 113
Appendix C: POST Code LED Decoder, Intel® Server System SR1640TH TPS
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Appendix C: POST Code LED Decoder Intel® Server System SR1640TH TPS Checkpoint LED 0x99h 0x9Ah 0x9Bh Diagnostic LED Decoder O = On, X=Off Upper Nibble MSB Lower Nibble LSB Description 8h 4h 2h 1h 8h 4h 2h 1h #7 #6 #5 #4 #3 #2 #1 #0 O X X O X X O O Detecting the mouse O X X O X O O X Detecting the presence of mouse O X X O X O O O Enabling the mouse Fixed Media 0xB0h O X O O X X X X Resetting fixed media device 0xB1h O X O O X X X O Disabling fixed media device 0xB2h O X O O X X O X Detecting presence of a fixed media device (SATA hard drive detection, etc.) 0xB3h O X O O X X O O Enabling / configuring a fixed media device Removable Media 0xB8h O X O O O X X X Resetting removable media device 0xB9h 0xBAh 0xBCh O X O O O X X O Disabling removable media device O X O O O X O X Detecting presence of a removable media device (SATA CDROM detection, etc.) O X O O O O X X Enabling / configuring a removable media device Boot Device Selection (BDS) 0xD0 O O X O X X X X Entered the Boot Device Selection phase (BDS) 0xD1 O O X O X X X O Return to last good boot device 0xD2 O O X O X X O X Setup boot device selection policy 0xD3 O O X O X X O O Connect boot device controller 0xD4 O O X O X O X X Attempt flash update boot mode 0xD5 O O X O X O X O Transfer control to EFI boot 0xD6 O O X O X O O X Trying to boot device selection 0xDF O O X O O O O O Reserved for boot device selection Pre-EFI Initialization (PEI) Core 0xE0h O O O X X X X X Entered Pre-EFI Initialization phase (PEI) 0xE1h O O O X X X X O Started dispatching early initialization modules (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 Transfer control to the DXE Core Driver eXecution Environment (DXE) Core 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 O X X 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 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 Crisis recovery capsule failed integrity check of capsule descriptors Runtime Phase / EFI Operating System Boot 0XF2h O O O O X X O X Signal that the OS has switched to virtual memory mode 0XF4h O O O O X O X X Entering the sleep state 0XF5h O O O O X O X O Exiting the sleep state 0XF8h O O O O O X X X Operating system has requested EFI to close boot services has been cancelled. Progress Code 0XF9h O X X O X X X X Resetting the keyboard 0xFAh O X X O X X X O Disabling the keyboard Revision 1.0 101 Intel order number: E94847-001