HP ProLiant DL580 G4 Server - Manual (Page 19)

Server component identification 19
LED Description
P85 Switch set to display port 85 codes.
see the HP ProLiant DL580 Generation 4 Maintenance and Service Guide on the Documentation CD for
more information about troubleshooting using port 85 codes.
DIMM slot locations
Item Description Bank
1 DIMM slot 1 A
2 DIMM slot 2 A
3 DIMM slot 3 B
4 DIMM slot 4 B