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Intel
®
Server System R1000WT Product Family System Integration and Service Guide
Diagnostic LED Decoder
1 = LED On, 0 = LED Off
Checkpoint
Upper Nibble
MSB
8h
4h
2h
LED #
#7
#6
#5
E1h
1
1
E2h
1
1
E3h
1
1
F0h
1
1
F1h
1
1
F2h
1
1
F3h
1
1
F4h
1
1
90
Lower Nibble
LSB
1h
8h
4h
2h
1h
#4
#3
#2
#1
#0
1
0
0
0
0
1
0
0
0
1
1
0
0
0
1
1
1
0
0
0
1
1
0
0
0
1
1
0
0
1
1
1
0
0
1
1
1
0
1
0
Description
1
S3 Resume PEIM (S3 boot script)
0
S3 Resume PEIM (S3 Video Repost)
1
S3 Resume PEIM (S3 OS wake)
BIOS Recovery
0
PEIM which detected forced Recovery condition
1
PEIM which detected User Recovery condition
0
Recovery PEIM (Recovery started)
1
Recovery PEIM (Capsule found)
0
Recovery PEIM (Capsule loaded)
Rev 2.2
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