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PCI-X Double-Wide, Quad-Channel Ultra320 SCSI RAID Controller (FC
5782; CCIN 575B)
Learn about the features, specifications, and installation notes for the PCI-X Double-Wide, Quad-Channel
Ultra320 SCSI RAID Controller for IBM System i models.
The PCI-X Double-Wide, Quad-Channel Ultra320 SCSI RAID Controller is a high-performance SCSI
adapter combined with an auxiliary-write cache adapter to form a double-wide, adapter pair. The two
adapters are screwed together. This topic contains the following sections:
v "Features"
v "Specifications" on page 21
v "Placement information" on page 21
v "Logical partitioning" on page 21
v "Installing the adapter in a cassette" on page 21
v "Power LED" on page 22
v "Concurrent maintenance procedure" on page 22
Features
v 3 external U320 SCSI ports
v 1 internal U320 SCSI port dedicated to connecting the controller to the auxiliary-write cache adapter
v Up to 36 Direct Access Storage Devices (DASD) can be externally attached per adapter
v 320 MB/s data rate per SCSI bus
v Supports low voltage differential (LVD) disk devices only
v Supports RAID 5 and 6 (3–18 drive sets)
v 390 MB/1.5 GB compressed write cache
v 415 MB/1.6 GB compressed read cache
v PCI-X DDR support (storage adapter side)
v IOP or IOPless (5739 requires an IOP. 5778 does not.)
The following figure shows the adapter.
Figure 10. 5782 Adapter
A
Battery cover
B
SCSI port 2
C
SCSI port 0
D
SCSI port 1
20
Power Systems: Managing PCI adapters for the 8233-E8B or 8236-E8C
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