LSI 25083 Computer Hardware User Manual


 
3-12 MegaRAID SAS RAID Controller Characteristics
Copyright © 2009 by LSI Corporation. All rights reserved.
J1B1 x4 SAS Ports 7–4 SFF-8088 x4 external mini SAS
connector
Connects the controller by cable to SAS
drives or SATA II drives, or a SAS
expander.
J2B1 Standard edge card
connector
The RAID controller interfaces with the
host system though a standard edge
card x8 PCI-Express 2.0 bus connection
as defined in the PCI-Express
specification. This interface provides
power to the board and to an I
2
C
interface connected to I
2
C bus one for
IPMI.
J2B2 x4 SAS Ports 3-0 SFF-8087 x4 internal mini SAS
connector
Connects to an LED that indicates
whether a drive is in a fault condition.
J6A1 Global Drive Fault
LED header
2-pin connector
Connects to an LED that indicates
whether a drive is in a fault condition.
J6A2 SAS Activity LED
header
2-pin connector
Connects to an LED that indicates
drive activity.
Table 3.5 SAS 9280-4i/4e RAID Controller – Connectors (Cont.)
Connector Description Comments