System Service Guide

Appendix C: LED Decoder
60 Intel
®
Server System R1000JP Family Service Guide
Checkpoint
Diagnostic LED Decoder
Description
1 = On, 0=Off
Upper Nibble Lower Nibble
MSB LSB
8h 4h 2h 1h 8h 4h 2h 1h
LED
#7 #6 #5 #4 #3 #2 #1 #0
Removable Media
0xB8h 1 0 1 1 1 0 0 0 Resetting removable media device
0xB9h 1 0 1 1 1 0 0 1 Disabling removable media device
0xBAh 1 0 1 1 1 0 1 0
Detecting presence of a removable media device
(SATA CDROM detection, and so forth)
0xBCh 1 0 1 1 1 1 0 0 Enabling/configuring a removable media device
0xBDh 1 0 1 1 1 1 0 1 Reserved for removable media device
Boot Device Selection (BDS)
0xD0 1 1 0 1 0 0 0 0 Entered the Boot Device Selection phase (BDS)
0xD1 1 1 0 1 0 0 0 1 Return to last good boot device
0xD2 1 1 0 1 0 0 1 0 Setup boot device selection policy
0xD3 1 1 0 1 0 0 1 1 Connect boot device controller
0xD4 1 1 0 1 0 1 0 0 Attempt flash update boot mode
0xD5 1 1 0 1 0 1 0 1 Transfer control to EFI boot
0xD6 1 1 0 1 0 1 1 0 Trying to boot device selection
0xDF 1 1 0 1 1 1 1 1 Reserved for boot device selection
Pre-EFI Initialization (PEI) Core
0xE0h 1 1 1 0 0 0 0 0 Entered Pre-EFI Initialization phase (PEI)
0xE1h
1 1 1 0 0 0 0 1
Started dispatching early initialization modules
(PEIM)
0xE2h
1 1 1 0 0 0 1 0
Initial memory found, configured, and installed
correctly
0xE3h 1 1 1 0 0 0 1 1 Transfer control to the DXE Core
PEI Modules
0xF0h 1 1 1 1 0 0 0 0 Install PEIM for Platform Status Codes
0xF1h 1 1 1 1 0 0 0 1 Detecting Platform Type