Specifications

Appendix C: POST Code Diagnostic LED Decoder Intel® Server Board S3420GPRX TPS
Revision 1.1
Intel order number E92065-001
128
Diagnostic LED Decoder
O = On, X=Off
Upper Nibble Lower Nibble
MSB LSB
Checkpoint
8h 4h 2h 1h 8h 4h 2h 1h
LED #7 #6 #5 #4 #3 #2 #1 #0
Description
0XF5h O O O O X O X O Exiting the sleep state
0XF8h O O O O O X X X
Operating system has requested EFI to close boot
services has been cancelled.
Progress Code
0XF9h O X X O X X X X Resetting the keyboard
0xFAh O X X O X X X O Disabling the keyboard