Intel P4304XXMFEN2 Service Manual page 100

Intel ® Server Chassis P4304XXMFEN2/P4304XXMUXX 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
S3 Resume
E0h 1 1 1
E1h 1 1 1
E2h 1 1 1
E3h 1 1 1
BIOS Recovery
F0h 1 1 1
F1h 1 1 1
F2h 1 1 1
F3h 1 1 1
F4h 1 1 1
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Lower Nibble
LSB
1h 8h 4h 2h 1h
#4 #3 #2 #1 #0
0 0 0 0 0 S3 Resume PEIM (S3 started)
0 0 0 0 1 S3 Resume PEIM (S3 boot script)
0 0 0 1 0 S3 Resume PEIM (S3 Video Repost)
0 0 0 1 1 S3 Resume PEIM (S3 OS wake)
1 0 0 0 0 PEIM which detected forced Recovery condition
1 0 0 0 1 PEIM which detected User Recovery condition
1 0 0 1 0 Recovery PEIM (Recovery started)
1 0 0 1 1 Recovery PEIM (Capsule found)
1 0 1 0 0 Recovery PEIM (Capsule loaded)
Description