PCI-X Ultra4 RAID Disk Controller (FC 0627, 0641, 2780; CCIN 2780)

This adapter is a Ultra4 (Ultra320) SCSI controller with a maximum compressed write cache of 757 MB and a maximum compressed read cache size of 1 GB, that provides RAID-5 protection for internal disks and also supports internal tape units, CD-ROM and DVD units. The 2780 has four Ultra4 (Ultra320) SCSI buses. In addition to providing RAID-5 protection for disks, it is also designed to work as a high performance controller for disks protected by system mirroring or disks with no protection. This controller also uses a Cache Battery Pack, which can be replaced concurrently with system operation.

The 0627 is a direct attach 2780 for use with Linux® or AIX®.

The 0641 is a direct attach 2780 with a CCIN 574F auxiliary-write cache IOA.

Specifications

Item

Description

FRU number

042R7704 ^*

^*Designed to comply with RoHS requirement.

I/O bus architecture

PCI 2.2 compliant

Slot requirement

One available 3.3 volt PCI or PCI-X slot

Maximum number

For system-specific adapter placement information, see PCI placement in the system unit or expansion unit in the PCI adapter topic

Operating system or partition requirements

i5/OS® V5R3 or later

AIX 5L™ Version 5.2 with the 5200-10 Technology Level, or later

AIX 5L Version 5.3 with the 5300-06 Technology Level, or later

Red Hat Enterprise Linux version 4 U4 , or later

SUSE Linux Enterprise Server 10, or later

Tools

None

Cables

Attachment cables are included with the attaching subsystem or device.