Avago Technologies MegaRAID SAS 9280-24i4e - Manual (Page 7)

LSI Corporation Confidential | May 2010 Page 7
MegaRAID SAS 9280-24i4e RAID Controller Quick Installation Guide Controller Installation
J4A1 Module CPLD 1x8-pin connector
Reserved for LSI use.
J4A2 Activity LED header 2-pin connector
Connects to an LED that indicates activity on the drives connected to the controller.
J4A3 Global drive fault LED header 2-pin connector
Connects to an LED that indicates whether a drive is in a fault condition.
J4A4 LED Locate and Fault Indication
header
Ports 8-11
Ports 12-15
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.
NOTE: This header is used for RAID controllers with internal SAS ports only.
Table 1: Jumpers and Connectors (Continued)
Jumper/
Connector
Type Description
J4A2
+ve
a k
-ve
J4A3
a k
+ve -ve
J4A4
PORT 8
PORT 15
+ve -ve
k a