Sun Microsystems A3500 manual Host Connections

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C H A P T E R 1

Host Connections

This chapter contains configurations for one or two Sun StorEdge A3000 controller modules connected to one or more hosts. It also contains information about connecting power to an Ultra™ host system.

■Configuration Guidelines—page1-2

■Supported Host Configurations—page 1-3

■Single Host—page 1-3

■Daisy Chain—page 1-4

■Independent Controller—page 1-5

■Multi-Initiator—page 1-6

■Ultra 2 Host System—Power Connection Requirement—page 1-7

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Contents Sun StorEdge A3500 Hardware Configuration Guide Page Contents Iv Sun StorEdge A3500 Hardware Configuration Guide September Preface Using Unix CommandsShell Prompts Typographic ConventionsTable P-1Typographic Conventions Table P-2Shell PromptsSun Documentation on the Web Related DocumentationSun Welcomes Your Comments Table P-3Related DocumentationPage Host Connections Configuration Guidelines Single Host Supported Host ConfigurationsDaisy Chain Independent Controller Multi-Initiator 4Two-Node Multi-Initiator Configuration5AC Power Sequencers-Ultra 2 Power Connector Ultra 2 Host System-Power Connection RequirementGain access to the AC power sequencers StorEdge A3500 Configurations Rear StorEdge D1000 Disk Array SettingsOption Switch 1 1x2 ConfigurationModule ID Switch 1x2 Module ID Switch SettingsScsi Jumper Cables and Terminators 51x5 Option Switch Settings for StorEdge D1000 Disk Array 2 1x5 Configuration11x5 Module ID Switch Settings 82x7 Option Switch Settings for StorEdge D1000 Disk Array 3 2x7 Configuration22x7 Module ID Switch Settings 4 3x15 Configuration 33x15 Module ID Switch Settings43x15 Module ID Switch Settings 10Sun StorEdge A3500 Hardware Configuration Guide September Scsi Cabling 1x2 CablingCable Lengths 5Controller Module a11One A3000 Controller Module and Two D1000 Disk Arrays Scsi Scsi ConnectionsPower Connections 6Controller Module a 1x5 CablingDifferential Scsi terminator Scsi jumper cable Rear view R6R4 Front sequencer R1&R2 Rear sequencer L1&L2 2x7 Cabling 7Controller Module a8Controller Module B Controller Module a Controller Module B Front Sequencer Rear 3x15 Cabling Controller Module a 10Controller Module B11Controller Module C 3x15 Controller Module a Scsi Connections for Controller Module a203x15 Controller Module B Scsi Connections for Controller Module B213x15 Controller Module C Scsi Connections for Controller Module CPower Sequencer Interconnections Connecting to AC Power Source2x71x8 Phase a Power connections for the 1x8 cabinet are shown in Figure 28Sun StorEdge A3500 Hardware Configuration Guide September