Avago Technologies MegaRAID SAS 9270-8i - Manual (Page 6)

LSI Corporation
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MegaRAID SAS 9270-8i RAID Controller Quick Installation Guide
June 2012 MegaRAID SAS 9270-8i RAID Controller Quick Installation Guide
J1A5 Individual PHY and Drive
Fault Indication header
Ports 3-0
Ports 7-4
2x8-pin header
Connects to an LED that indicates whether a drive is
in a fault condition. There is one LED per port. When
lit, each LED indicates the corresponding drive has
failed or is in the Unconfigured-Bad state.
The LEDs function in a direct-attach configuration
(there are no SAS expanders). Direct attach is
defined as a maximum of one drive connected
directly to each port.
J1A7
I
2
C Enclosure Management
connector
3-pin connector
Supports SES (SCSI enclosure services) over I
2
C
through an internal I 2 C backplane cable.
J1B1 Serial EEPROM (SBR) 2-pin connector
Provides controller information, such as the serial
number, revision, and manufacturing date. The
default is no shunt installed.
J2B1 x4 SAS Ports 0-3 internal
connector SFF-8087 mini SAS 4i internal connector
Connects the controller by cable to SAS drives or
SATA 2 drives.
J2B2 x4 SAS Ports 4-7 internal
connector SFF-8087 mini SAS 4i internal connector
Connects the controller by cable to SAS drives or
SATA 2 drives.
J2B3 Advanced Software
Options Hardware Key
header 3-pin header
Enables support for the Advanced Software Options
features, which include CacheCade™, FastPath,
Recovery, and SafeStore™ disk encryption.
Table 1 Jumpers and Connectors
Jumper/
Connector
Type Description
J1A5
+v e - v e
a k
J1A7
1
2
3