Table 3.2

SATA 150-6 Connector and Jumper Description (Cont.)

 

 

 

Jumpers

 

 

and

 

 

Connectors

Description

Setting

 

 

 

J6

I2C connector, used as the interface for the

Open

 

controller to communicate with a storage

 

 

enclosure processor

 

 

 

 

J7-J12

Port connectors (see Figure 3.1 for details)

Optional

 

 

 

J13

Enables Mode 0 Select

Open

 

 

 

J14

Enables 3.3 V load sharing from motherboard

Optional

 

 

 

J15

Battery backup daughter card connector

Optional

 

 

 

J16, J17,

Reserved for internal use

–

JP1

 

 

 

 

 

3.1.2MegaRAID SATA 150-4

The MegaRAID SATA 150-4 is an intelligent RAID controller that provides four Serial ATA ports and supports RAID 0, RAID 1, RAID 5, and RAID 10 arrays. The SATA 150-4 does the following:

•Supports four Serial ATA channels:

–Uses differential signaling

–Transfers data in frames

–Supports Serial ATA power management

•Complies with the PCI 2.2 Specification

•Supports up to a 64-bit/66 MHz PCI interface:

–Functions in a 64-bit PCI slot

–Functions at 66 MHz or 33 MHz

–Supports 3.3 V and 5.0 V PCI signaling

–Is backward compatible with previous versions of the PCI specification

The MegaRAID configuration utility and the WebBIOS utility provide RAID management and configuration support before the operating system boots. The MegaRAID Manager tool and the Power Console Plus tool provide RAID management and configuration support after the

3-4

SATA 150 Storage Adapter Characteristics

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