Avago Technologies MegaRAID SAS 9240-4i - Manual (Page 30)

LSI Corporation
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6Gb/s MegaRAID SAS RAID Controllers User Guide
August 2013
MegaRAID SAS RAID Controller Characteristics
6Gb/s MegaRAID SAS RAID Controller Family
3.1.2.1 MegaRAID SAS 9260-4i, SAS 9260-8i, and SAS 9260DE-8i RAID Controllers – Board Layout and
Jumper/Connector Information
This subsection provides the board layout, and the connector and jumper information for the MegaRAID SAS 9260-4i,
SAS 9260-8i, and SAS 9260DE-8i RAID controllers. The following figure shows the connectors on the MegaRAID SAS
9260-8i RAID controller.
NOTE The MegaRAID SAS 9260-4i RAID controller has the same connectors
as the MegaRAID SAS 9260-8i RAID controller except for the JT7
connector, which supports ports 4 to 7. The MegaRAID SAS 9260DE-8i
RAID controller has the same connectors as the MegaRAID SAS 9260-8i
RAID controller.
Figure 10 Card Layout for the MegaRAID SAS 9260-8i RAID Controller
NOTE JT1, JT2, and JT4 are behind the LSIiBBU07 unit when the iBBU unit is
installed, but they are still accessible.
NOTE Pin 1 on the headers and connectors is highlighted in red in this figure.
The following table describes the jumpers and connectors on the MegaRAID SAS 9260-4i, SAS 9260-8i, and
SAS 9260DE-8i RAID controllers.
Table 4 MegaRAID SAS 9260-4i, SAS 9260-8i, and SAS 9260DE-8i RAID Controllers – Jumpers and Connectors
Jumper Type Description
JT1 Write-Pending Indicator (dirty cache)
LED connector 2-pin connector
Connects to an LED that indicates when the data in the cache has yet to be
written to the storage devices. Used when the write-back feature is enabled.
JT2 SAS Activity LED header 2-pin connector
Connects to an LED that indicates drive activity.
JT3 Battery Backup Unit connector 20-pin connector
Connects the optional LSIiBBU07 intelligent Battery Backup Unit or the optional
LSIiBBU08 unit to the RAID controller remotely.
JT4 Global Drive Fault LED header 2-pin connector
Connects to a single LED to indicate whether any drive is in a fault condition.
JT6 x4 SAS Ports 3 to 0 SFF-8087 x4 internal mini SAS connector
Connects the cables from the RAID controller to SAS drives, SATA drives, or a
SAS expander.
3_01400-00
Por t
3-0
JT10
JT3
JT4
JT2
JT1
JT12
JT8
JT13 JT11
JT9
Port
7-4
JT7 JT6