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© 2001 Compaq Computer Corporation. COMPAQ, the Compaq logo and StorageWorks Registered with the U.S. Patent and Trademark Office. Microsoft, MS-DOS, Windows, and Windows NT are trademarks of Microsoft Corporation. All other product names mentioned herein may be trademarks of their respective companies. Confidential computer software. Valid license from Compaq required for possession, use or copying. Consistent with FAR 12.211 and 12.212, Commercial Computer Software, Computer Software Documenta
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Purpose and Scope.......................................................................................................ix Intended Audience .......................................................................................................ix Document Structure .....................................................................................................ix Related Documents.......................................................................................
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0 !"# $671 Controller Overview ..................................................................................................2-1 Controller Features ....................................................................................................2-3 Controller Reset and LED Indicators ........................................................................2-8 Flexible RAID Set Configuration.........
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" Product Description .................................................................................................. 4-1 Expansion Pedestal Cabinet...................................................................................... 4-2 Expansion Pedestal Components.............................................................................. 4-4 Reconfiguring Base Pedestal UltraSCSI Bus .........................................................
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0 !"# Figure 2-4. RAID 0 write .......................................................................................2-15 Figure 2-5. Diagram of a RAID 1 write .................................................................2-16 Figure 2-6. Diagram of RAID 0+1 write................................................................2-17 Figure 2-7. Diagram of a RAID 4 write .........................................................
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0 / .9 Table 1 Related Documents.........................................................................................xi Table 1-1 RAID Array 3000 Pedestal Part Numbers and Model Descriptions .............................................................................................. 1-3 Table 1-2 Single Host, Single Adapter Cabling ..................................................... 1-15 Table 1-3 Single Host, Dual Adapter/Dual Controller Cabling ..................
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! This guide is designed to for installers and operators of Compaq TM StorageWorks RAID Array 3000 Pedestal Storage Subsystem Hardware User’s Guide.
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!"# # Product Description Pedestal Features Pedestal Cabinet Pedestal Components Connecting the Pedestal to a Host System Specifications
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: !"# )( Controller Overview Controller Features Controller Reset and LED Indicators Flexible RAID Set Configuration Performance Enhancements RAID Levels Supported Redundant Operation Environmental ($ ! Pedestal Status and Power LEDs SBB Status LEDs Controller LEDs EMU Error Reporting Replacing Components (FRUs) Differential/Wide UltraSCSI Bus Replacing t
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! In addition to this guide, the following documentation is useful to the reader: '
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: !"# & # This document uses the following conventions to distinguish elements of text: Keys Keys appear in boldface. A plus sign (+) between two keys indicates that they should be pressed simultaneously.
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:0 !"# Be sure to have the following information available before you call Compaq: Technical support registration number (if applicable) Product serial number Product model name and number Applicable error messages Add-on boards or hardware Third-party hardware or software Operating system type and revision level - The Compaq website has information on this product. Access the Compaq website: /?@@,,,#.
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Chapter 1 Product Overview This chapter provides an overall description of the RAID Array 3000 Storage System and its components. Examples of Host/Storage System connections and a list of technical and environmental specifications are included at the end of the chapter. NOTE: This guide is the Hardware User’s Guide. For configuration information, refer to the Getting Started RAID Array 3000 Installation Guide for your Host system and the Command Console V2.2 for the RAID Array 3000 (Pedestal an
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1-2 RAID Array 3000 Pedestal Storage Subsystem Hardware User’s Guide The RAID Array 3000 offering also includes option kits designed to increase the storage capacity and enhance the performance of the subsystem. The first is an expansion pedestal (second enclosure) designed to increase the storage capacity of the subsystem to a maximum of 14 drives. The pedestal expansion kit option is described in detailed in Chapter 4 “Expansion Pedestal Option” of this guide. The second option kit allows the
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Product Overview 1-3 The RAID Array 3000 pedestal is equipped with a dual-channel RAID controller that supports all of the UltraSCSI bus features. It also contains an Environmental Monitor Unit (EMU) board for environmental monitoring and error detection. Table 1-1 RAID Array 3000 Pedestal Part Numbers and Model Descriptions Compaq Part No. Item Description DS-SWXRA-GA RA3000 pedestal subsystem with one controller, 120 V. Includes: Seven-slot pedestal for wide UltraSCSI SBBs, one HSZ22 two-chan
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1-4 RAID Array 3000 Pedestal Storage Subsystem Hardware User’s Guide Pedestal Features The major features of the pedestal are: Two differential 16-bit UltraSCSI host buses Seven 3½-in disk drive SBB slots One dual-channel RAID array controller Second controller option for redundancy Expansion pedestal option allowing up to fourteen SBB slots in a dual- pedestal subsystem configuration Memory cache expansion option for the controller Redundant power provided by two fan-cooled unive
