Service Guide

Intel
®
Server System SR1625UR Service Guide 117
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 initialization 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 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 (DXE)
phase
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
Table 9. Diagnostic LED POST Code Decoder
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