Instruction manual

Appendix A. Operating with RISC Systems

This appendix contains information that is specific to Expandable Storage Plus disk

enclosures that are attached to RISC systems.

SCSI Adapters and Cables

An RS/6000 or IBM

server

pSeries computer uses one of the following SCSI adapters to connect to the 2104

Model DU3 or 2104 Model TU3:

v PCI 3-Channel Ultra2 SCSI RAID Adapter (Feature Code 2494 Type Number 4-T)

v PCI Dual Channel Ultra2 SCSI Adapter (Feature Code 6205 Type Number 4-R)

v PCI Single-Ended Ultra SCSI Adapter (Feature Code 6206 Type Number 4-K)

v PCI Single-Ended Plus SCSI RAID Adapter (Feature Code 6208 Type Number 4_A)

SCSI cables supported by these adapters are:

Adapter (Feature

Code)

Cable Length Feature Code Part Number

6205 or 2494 20 meters 9320 09L3307

10 meters 9310 09L3305

5 meters 9305 09L3303

3 meters 9303 09L3301

1 meter 9301 09L3299

6206 3 meters 9313 09L3309

2415 3 meters 9323 09L3311

SCSI Service Aids

Service aids are available on the using system to help you service the 2104. Service

aids described in the Expandable Storage Plus: 2104 Models DU3 and TU3 Service

Guide are:

v Format Media

v Certify Media

v SCSI Device Identification and Removal

v Download Microcode

Identifying a 2104 and its Disk Drive Modules

You can identify a 2104 and the disk drive modules installed in it either by the location

code contained in system messages that refer to that unit, or by using the SCSI Device

Identification and Removal service aid.