Avago Technologies MegaRAID SAS 9270-8i User Manual
Page 5

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
The following table describes the jumpers and the connectors on the SAS 9270-8i RAID controller.
Table 1 Jumpers and Connectors
Jumper/
Connector
Type
Description
J1A1
Global drive fault LED
header
2-pin connector
Connects to an LED that indicates whether a drive is
in a fault condition.
J1A2
Write pending LED header
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.
J1A3
LSI Test header
2-pin connector
Reserved for internal use.
J1A4
Activity LED header
2-pin connector
Connects to an LED that indicates activity on the
drives connected to the controller.
J1A1
ak
+ve
-ve
J1A2
ak
+ve
-ve
J1A4
+ve
a
k
-ve