Compaq DWZZH User Manual

DWZZH 16-Bit UltraSCSI HubUser’s GuideEK–DWZZH–UG. D01Compaq Computer Corporation

DWZZH 16–Bit UltraSCSI Hubx EK–DWZZH–UG. D01Document StructureThis guide contains the following chapters:Chapter 1. Introducing the DWZZH UltraSCSI H

About This GuideEK–DWZZH–UG. D01 xiWho to contact in EuropeInformation and Product Questions, Contact the Compaq Distributor or resellerInstallation

EK–DWZZH–UG. D01 1–11Introducing the DWZZH UltraSCSI HubThis chapter describes the DWZZH Hub functions and available versions, and list theHub functio

DWZZH 16-Bit UltraSCSI Hub1–2 EK–DWZZH–UG. D01 1.2 Product Descriptions There are two classes of DWZZH Hubs: 3.5" SBB Hubs, and 5.25" SBB

Chapter 1. Introducing the DWZZH UltraSCSI HubEK–DWZZH–UG. D01 1–3 Figure 1–2 DWZZH–21 Front Panel NOTE The single–ended symbol with the downward–

DWZZH 16-Bit UltraSCSI Hub1–4 EK–DWZZH–UG. D01 1.2.2 DWZZH 5.25" SBB Hubs The DWZZH large UltraSCSI Hub (Figure 1-4) comes in a single version

Chapter 1. Introducing the DWZZH UltraSCSI HubEK–DWZZH–UG. D01 1–5 1.3 Product Specifications Table 1-1 lists the functional specifications for the

DWZZH 16-Bit UltraSCSI Hub1–6 EK–DWZZH–UG. D01Table 1–1 DWZZH Hub Functional Specifications (Cont’d)Feature SpecificationCable Fault DIFFSENSE suppor

EK–DWZZH–UG. D01 2–12Using the DWZZH UltraSCSI HubThis chapter discusses fair arbitration of the SCSI bus by the 5.25" SBB Hub, describesaddressi

Fourth Edition, November 1998While Compaq Computer Corporation believes the information included in this manual is correctas of the date of publicatio

DWZZH 16–Bit UltraSCSI Hub2–2 EK–DWZZH–UG. D01removed from the group and at the next arbitration phase, the remaining highestID will be serviced. This

Chapter 2. Using the DWZZH UltraSCSI HubEK–DWZZH–UG. D01 2–3Figure 2–1 DWZZH–05 SCSI ID AssignmentsController PortSCSI ID 6-0Host PortSCSI ID 15Host

DWZZH 16–Bit UltraSCSI Hub2–4 EK–DWZZH–UG. D01Figure 2–2 DWZZH–05 SCSI Narrow ID AssignmentsController PortSCSI ID 6-4Host PortSCSI ID 3Host PortSCSI

Chapter 2. Using the DWZZH UltraSCSI HubEK–DWZZH–UG. D01 2–5Figure 2–3 DWZZH–05 SCSI Narrow Addressing JumperW1 (To enable narrow addressing mode, i

DWZZH 16–Bit UltraSCSI Hub2–6 EK–DWZZH–UG. D012.4 Front PanelFigure 2-4 shows the location of the front panel controls and indicators.Figure 2–4 DWZZ

Chapter 2. Using the DWZZH UltraSCSI HubEK–DWZZH–UG. D01 2–72.4.2 IndicatorsThe large Hub has two indicators on the front panel. The green LED indi

DWZZH 16–Bit UltraSCSI Hub2–8 EK–DWZZH–UG. D01Table 2-1 Combinations of UltraSCSI Hubs and Devices in StorageWorks Shelves Number ofSmall Hubs(D

EK–DWZZH–UG. D01 3–13SWCC and UltraSCSI HubsThis chapter is intended to provide you with important information regarding the use ofStorageWorks Comman

DWZZH 16-Bit UltraSCSI HUB3–2 EK–DWZZH–UG. D01This type of configuration would prevent systems with different SCSI IDs fromaccessing disks ‘belonging

Chapter3. SWCC and UltraSCSI HubsEK–DWZZH–UG. D01 3-3Figure 3-1 Running One SWCC Agent for a Particular Storage SubsystemBA370 Cabinet with HSZ70 Con

Achtung!Dieses ist ein Gerät der Funkstörgrenzwertklasse A. In Wohnbereichen können bei Betrieb diesesGerätes Rundfunkstörungen auftreten, in welchen

EK–DWZZH–UG. D01 Glossary–1GlossaryThis Glossary includes an alphabetized listing and brief definition of the abbreviations,acronyms, Compaq-specific

DWZZH 16–UltraSCSI HubGlossary–2 EK–DWZZH–UG. D01host adapterA device that connects the host system I/O bus (for example, a PCI bus) to the storage SC

GlossayEK–DWZZH–UG. D01 Glossary–3SCSI end-bus positionThe physical location of a controller or a device that contains the SCSI bus termination.SCSI m

DWZZH 16–UltraSCSI HubGlossary–4 EK–DWZZH–UG. D01UltraSCSIAn improvement in SCSI technology invented in 1993 by the Compaq Computer CorporationStorage

EK–DWZZH–UG. D01 vContentsRevision Record………………………………………………………………..viiAbout This Guide………………………………………………………….…...ix1 Introducing the DWZZH UltraSCSI H

DWZZH 16-Bit UltraSCSI Hubvi EK–DWZZH–UG. D01Figures (Cont’d)3–1 Running One SWCC Agent for a Particular Storage Subsystem ...

EK–DWZZH–UG. D01 viiRevision RecordThe Revision Record provides a concise publication history of this guide. It lists the guiderevision levels and rel

DWZZH 16-Bit UltraSCSI Hubviii EK–DWZZH–UG. D01EK–DWZZH–UG. D01 October 1998 Change Section 2.1, add CAUTION after Section 2.1.Make minor changes

EK–DWZZH–UG. D01 ixAbout This GuideThis chapter tells you what this User’s Guide does, identifies the audience, describes thestructure and contents (c