IBM DU3 Portable Media Storage User Manual


 
Two Adapters in One Using System Connected to Two 2104s
(Model DU3)
1 SCSI interface card
Note: The second SCSI interface card that is in the 2104 is optional.
2 SCSI adapter of one of these types:
v PCI SCSI-2 Single-Ended Fast/Wide Adapter (type 4-A, feature 6208)
v PCI Single-Ended Ultra SCSI Adapter (type 4-K, feature 6206)
v PCI Dual-Channel Ultra2 SCSI Adapter (type 4-R, feature 6205)
v PCI Dual-Channel Ultra3 SCSI Adapter (type 4-Y, feature 6203)
v PCI 3-Channel Ultra2 SCSI RAID Adapter (type 4-T feature 2494)
v PCI 4-Channel Ultra3 SCSI RAID Adapter (type 4-X, feature 2498)
Note: The 2104 can be connected to an integrated SCSI port instead of to one of
these adapters.
Attention: This 2104 configuration is supported on the Linux for pSeries operating
system when attached to the host with the PCI Dual-Channel Ultra3 SCSI Adapter
(type 4–Y, feature 6203).
Attention: The SCSI address of the adapter that is connected to the 2104 must be
different from the addresses of the installed disk drive modules.
Using System
2104 Subsystem
11
11
2104 Subsystem
2
2
Figure 28. Two Adapters in One Using System Connected to Two 2104s (Single-Bus Mode)
42 2104 Model DU3 Installation Guide
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