HP ProLiant DL580 G4 Server - Manual (Page 5)

Hardware features 5
Hardware features
In this section
Board components ................................................................................................................................... 5
Controller specifications ............................................................................................................................ 6
Board components
Two models of the HP Smart Array P400 Controller are available. One model (" SAS/SATA connectors on
the front of the board " on page 5 ) has the internal SAS/SATA connectors on the front of the board, while
the other model (" SAS/SATA connectors on the back of the board " on page 6 ) has the connectors on the
back of the board.
SAS/SATA connectors on the front of the board
Item ID Description
1 SAS or SATA port 2I (internal), 4x wide SFF8484 connector.
2 SAS or SATA port 1I (internal), 4x wide SFF8484 connector.
3 Connectors for the cache module (also known as BBWC or
array accelerator).
4 Runtime LEDs. To interpret the illumination pattern of these
LEDs, see "Controller board runtime LEDs (on page
32 )".
5 Cache module, showing the connector for the cable to the
optional battery pack.
The cache module must be installed on the controller before
the controller is installed in a server, or the controller will not
boot.