LSI MegaRAID SAS 9286-8e User's Guide download pdf (Page 52)

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6Gb/s MegaRAID SAS RAID Controllers User Guide

August 2012

Chapter 3: MegaRAID SAS RAID Controller Characteristics

6Gb/s MegaRAID SAS RAID Controller Family

Figure 19 Card Layout for the MegaRAID SAS 9280-8e RAID Controller

The following table describes the jumpers and connectors on the MegaRAID SAS 9280-8e RAID controller and the

MegaRAID SAS 9280DE-8e RAID controller.

NOTE Connectors J6A1, J6A2, and J6A3 are behind the LSIiBBU07 unit when the iBBU is installed, but they are

still accessible.

Table 13 MegaRAID SAS 9280-8e and MegaRAID SAS 9280DE-8e RAID Controllers – Connectors

Connector Description Comments

J1A1 Universal Asynchronous Receiver/

Transmitter (UART) debugging

4-pin connector

Reserved for LSI use.

J1A2 Test header 2-pin connector

Reserved for LSI use.

J1A3 Set Factory Defaults connector 2-pin connector

Reserved for LSI use.

J1A4 x4 SAS Ports 4 to 7 SFF-8088 x4 external mini SAS connector

Connects the cables from the controller to SAS drives or SATA drives or a

SAS expander.

J1B1 x4 SAS Ports 0 to 3 SFF-8088 x4 external mini SAS connector

Connects the cables from the controller to SAS drives or SATA drives or a

SAS expander.

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.

J6A3 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.

J6B1 Remote Battery Backup Unit connector 20-pin connector

Connects an optional remote LSIiBBU07 intelligent Battery Backup Unit or

an LSIiBBU08 unit to the RAID controller.

J6B2 Battery Backup Unit connector 20-pin connector

Connects an LSIiBBU07 intelligent Battery Backup Unit or an LSIiBBU08 unit

directly to the RAID controller.

85040-00

J6B2

J6A1

J1A2

J1A1

J1A4

J1B1

J6B1

J1A3

Port

0-3

Port

4-7

J6A2

J6A3

1 2 ... 47 48 49 50 51 52 53 54 55 56 57 ... 91 92

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