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Server Board S5000PAL / S5000XAL TPS Appendix C: POST Code Diagnostic LEDs
Revision 1.4
Intel order number: D31979-007
103
Diagnostic LED Decoder
G=Green, R=Red, A=Amber
Checkpoint
MSB LSB
Description
0x92h R OFF G R Detecting the presence of the keyboard
0x93h R OFF G A Enabling the keyboard
0x94h R G OFF R Clearing keyboard input buffer
0x95h R G OFF A Instructing keyboard controller to run Self Test (PS2 only)
Mouse (PS2 or USB)
0x98h A OFF OFF R Resetting the mouse
0x99h A OFF OFF A Detecting the mouse
0x9Ah A OFF G R Detecting the presence of mouse
0x9Bh A OFF G A Enabling the mouse
Fixed Media
0xB0h R OFF R R Resetting fixed media device
0xB1h R OFF R A Disabling fixed media device
0xB2h
R OFF A R
Detecting presence of a fixed media device (IDE hard drive detection,
etc.)
0xB3h R OFF A A Enabling / configuring a fixed media device
Removable Media
0xB8h A OFF R R Resetting removable media device
0xB9h A OFF R A Disabling removable media device
0xBAh
A OFF A R
Detecting presence of a removable media device (IDE CDROM
detection, etc.)
0xBCh A G R R Enabling / configuring a removable media device
Boot Device Selection
0xD0 R R OFF R Trying boot device selection
0xD1 R R OFF A Trying boot device selection
0xD2 R R G R Trying boot device selection
0xD3 R R G A Trying boot device selection
0xD4 R A OFF R Trying boot device selection
0xD5 R A OFF A Trying boot device selection
0xD6 R A G R Trying boot device selection
0xD7 R A G A Trying boot device selection
0xD8 A R OFF R Trying boot device selection
0xD9 A R OFF A Trying boot device selection
0XDA A R G R Trying boot device selection
0xDB A R G A Trying boot device selection
0xDC A A OFF R Trying boot device selection
0xDE A A G R Trying boot device selection
0xDF A A G A Trying boot device selection
Pre-EFI Initialization (PEI) Core
0xE0h R R R OFF Started dispatching early initialization modules (PEIM)
0xE2h R R A OFF Initial memory found, configured, and installed correctly
0xE1h R R R G Reserved for initialization module use (PEIM)
0xE3h R R A G Reserved for initialization module use (PEIM)
Driver Execution Environment (DXE) Core
0xE4h R A R OFF Entered EFI driver execution phase (DXE)
0xE5h R A R G Started dispatching drivers
0xE6h R A A OFF Started connecting drivers
DXE Drivers