Intel SR2600UR Service Guide - Page 183
Pre-EFI Initialization PEI Core, Diagnostic LED Decoder
![]() |
UPC - 735858206778
View all Intel SR2600UR manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 183 highlights
Table 8. 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 0xD6 0xD7 0xD8 0xD9 0xDA 0xDB 0xDC 0xDD 0xDE 0xDF #7 #6 #5 #4 #3 #2 #1 #0 O O X O X OOX Trying to boot device selection 6 O OX OX OOO Trying to boot device selection 7 O O X O O XXX Trying to boot device selection 8 O OX O O XXO Trying to boot device selection 9 O O X O O X OX Trying to boot device selection A O OX O O X OO Trying to boot device selection B O O X O O OX X Trying to boot device selection C O OX O O OX O Trying to boot device selection D O O X O O OOX Trying to boot device selection E O OX O O OOO Trying to boot device selection F Pre-EFI Initialization (PEI) Core 0xE0h O O O X X XXX Started dispatching early initialization modules (PEIM) 0xE1h O OOX X XXO Reserved for initialization module use (PEIM) 0xE2h O O O X X X OX Initial memory found, configured, and installed correctly 0xE3h O OOX X X OO Reserved for initialization module use (PEIM) Driver Execution Environment (DXE) Core (not accompanied by a beep code) 0xE4h O O O X X OX X Entered EFI driver execution (DXE) phase 0xE5h O OOX X OX O Started dispatching drivers 0xE6h O O O X X OOX Started connecting drivers DXE Drivers 0xE7h O OOX O OX O Waiting for user input Intel® Server System SR2600UR/SR2625UR Service Guide 163
![](/manual_guide/products/intel-sr2600ur-service-guide-1ac9b07/183.png)