Intel H2000JF System Service Guide - Page 79

Appendix C: LED Decoder Diagnostic LED Decoder 1 = On, 0=Off Checkpoint Upper Nibble Lower Nibble MSB LSB 8h 4h 2h 1h 8h 4h 2h 1h LED #7 #6 #5 #4 #3 #2 #1 #0 Description 0xEBh 1 1 1 0 1 0 1 1 Memory test failed (system halted) 0xECh 1 1 1 0 1 1 0 0 Unsupported or invalid DIMM configuration (system halted) 0xEDh 1 1 1 0 1 1 0 1 Unsupported or invalid DIMM configuration (system halted) 0xEBh 0xA0h 1 1 1 0 1 0 1 1 DIMM with corrupted SPD data detected (system halted) QuickPath Interconnect (QPI) 1 0 1 0 0 0 0 0 QPI Initialization 0xA1h 1 0 1 0 0 0 0 1 QPI Initialization 0xA2h 1 0 1 0 0 0 1 0 QPI Initialization 0xA3h 1 0 1 0 0 0 1 1 QPI Initialization 0xA4h 1 0 1 0 0 1 0 0 QPI Initialization 0xA5h 1 0 1 0 0 1 0 1 QPI Initialization 0xA6h 1 0 1 0 0 1 1 0 QPI Initialization 0xA7h 1 0 1 0 0 1 1 1 QPI Initialization 0xA8h 1 0 1 0 1 0 0 0 QPI Initialization 0xA9h 1 0 1 0 1 0 0 1 QPI Initialization 0xAAh 1 0 1 0 1 0 1 0 QPI Initialization 0xABh 1 0 1 0 1 0 1 1 QPI Initialization 0xACh 1 0 1 0 1 1 0 0 QPI Initialization 0xADh 1 0 1 0 1 1 0 1 QPI Initialization 0xAEh 1 0 1 0 1 1 1 0 QPI Initialization 0xAFh 0xB0h 1 0 1 0 1 1 1 1 QPI Initialization Integrated Memory Controller (IMC) 1 0 1 1 0 0 0 0 Memory Initialization of Integrated Memory Controller 0xB1h 1 0 1 1 0 0 0 1 Memory Initialization of Integrated Memory Controller 0xB2h 1 0 1 1 0 0 1 0 Memory Initialization of Integrated Memory Controller 0xB3h 1 0 1 1 0 0 1 1 Memory Initialization of Integrated Memory Controller 0xB4h 1 0 1 1 0 1 0 0 Memory Initialization of Integrated Memory Controller 0xB5h 1 0 1 1 0 1 0 1 Memory Initialization of Integrated Memory Controller 0xB6h 1 0 1 1 0 1 1 0 Memory Initialization of Integrated Memory Controller 0xB7h 1 0 1 1 0 1 1 1 Memory Initialization of Integrated Memory Controller 0xB8h 1 0 1 1 1 0 0 0 Memory Initialization of Integrated Memory Controller 0xB9h 1 0 1 1 1 0 0 1 Memory Initialization of Integrated Memory Controller 0xBAh 1 0 1 1 1 0 1 0 Memory Initialization of Integrated Memory Controller 0xBBh 1 0 1 1 1 0 1 1 Memory Initialization of Integrated Memory Controller 0xBCh 1 0 1 1 1 1 0 0 Memory Initialization of Integrated Memory Controller 0xBDh 1 0 1 1 1 1 0 1 Memory Initialization of Integrated Memory Controller 0xBEh 1 0 1 1 1 1 1 0 Memory Initialization of Integrated Memory Controller 0xBFh 0x50h 1 0 1 1 1 1 1 1 Memory Initialization of Integrated Memory Controller PCI Bus 0 1 0 1 0 0 0 0 Enumerating PCI buses 66 Intel® Server System H2000JF Family Service Guide