Intel SR1625UR Service Guide - Page 134

Fixed Media, Removable Media, Boot Device Selection BDS, Checkpoint, Diagnostic LED Decoder,

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Table 9. Diagnostic LED POST Code Decoder Diagnostic LED Decoder O=On; X=Off Checkpoint Upper Nibble MSB Lower Nibble LSB Description 8h 4h 2h 1h 8h 4h 2h 1h LED #7 #6 #5 #4 #3 #2 #1 #0 0x98h 0x99h 0x9Ah 0x9Bh O X X O O XXX Resetting the mouse O X X O O XXO Detecting the mouse O X X O O X OX Detecting the presence of mouse O X X O O X OO Enabling the mouse Fixed Media 0xB0h 0xB1h 0xB2h 0xB3h O X O O X XXX Resetting fixed media device O X O OX XXO Disabling fixed media device O X O O X X OX Detecting presence of a fixed media device (hard drive detection, etc.) O X O OX X OO Enabling/configuring a fixed media device Removable Media 0xB8h 0xB9h 0xBAh 0xBCh O X O O O XXX Resetting removable media device O X O O O XXO Disabling removable media device O X O O O X OX Detecting presence of a removable media device (CDROM detection, etc.) O X O O O OX X Enabling/configuring a removable media device Boot Device Selection (BDS) 0xD0 0xD1 0xD2 0xD3 0xD4 0xD5 O O X O X XXX Trying to boot device selection 0 O OX OX XXO Trying to boot device selection 1 O O X O X X OX Trying to boot device selection 2 O OX OX X OO Trying to boot device selection 3 O O X O X OX X Trying to boot device selection 4 O OX OX OX O Trying to boot device selection 5 116 Intel® Server System SR1625UR Service Guide

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116
Intel
®
Server System SR1625UR Service Guide
0x98h
O
X
X
O
O
X
X
X
Resetting the mouse
0x99h
O
X
X
O
O
X
X
O
Detecting the mouse
0x9Ah
O
X
X
O
O
X
O
X
Detecting the presence of mouse
0x9Bh
O
X
X
O
O
X
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 (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
O
X
O
O
O
X
X
O
Disabling removable media device
0xBAh
O
X
O
O
O
X
O
X
Detecting presence of a removable
media device (CDROM detection, etc.)
0xBCh
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
Trying to boot device selection 0
0xD1
O
O
X
O
X
X
X
O
Trying to boot device selection 1
0xD2
O
O
X
O
X
X
O
X
Trying to boot device selection 2
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
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