DWZZH 16-Bit UltraSCSI Hub

1.2Product Descriptions

There are two classes of DWZZH Hubs: 3.5" SBB Hubs, and 5.25" SBB Hubs.

1.2.1 DWZZH 3.5" SBB Hubs

The DWZZH small UltraSCSI Hub (Figure 1-1) comes in two versions.

DWZZH-21 contains two single–ended UltraSCSI connectors and one differential UltraSCSI connector; Figure 1-2 illustrates the front panel.

DWZZH-03 contains three differential UltraSCSI connectors; Figure 1-3 illustrates the front panel.

CAUTION

Connecting a differential bus cable to the single- ended connector, or a single-ended bus cable to the differential connector causes the SCSI bus to fail.

Figure 1–1 DWZZH–21 or DWZZH–03 3.5" SBB Hub

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EK–DWZZH–UG. D01

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Compaq DWZZH manual Product Descriptions, Dwzzh 3.5 SBB Hubs