Sun Microsystems A3500 manual Module ID Switch, Scsi Jumper Cables and Terminators

Page 20

FIGURE 2-11

2.1.1.2Module ID Switch

Ensure that the module IDs for the StorEdge D1000 disk arrays are set according to .

1x2 Module ID Switch Settings

Disk array number		Module ID setting

2	(Top)	2
1	(Bottom)	1

Note –Since the top and bottom disk arrays are split between one controller module, the Module IDs will overlap. This may result in error messages while the host system is booting. The ASC/ASCQ codes for this error is 98/01 and the Sense Key is 6. These error messages are information only and will not impact system performance.

2.1.1.3SCSI Jumper Cables and Terminators

The disk arrays should have differential SCSI terminators on the inside IN/OUT-1 and IN/OUT-2 SCSI connectors. This configuration is shown in

2-4Sun StorEdge A3500 Hardware Configuration Guide • September 1998

Image 20

Contents Sun StorEdge A3500 Hardware Configuration Guide Page Contents Iv Sun StorEdge A3500 Hardware Configuration Guide September Using Unix Commands PrefaceTypographic Conventions Shell PromptsTable P-1Typographic Conventions Table P-2Shell PromptsRelated Documentation Sun Documentation on the WebSun Welcomes Your Comments Table P-3Related DocumentationPage Host Connections Configuration Guidelines Supported Host Configurations Single HostDaisy Chain Independent Controller 4Two-Node Multi-Initiator Configuration Multi-InitiatorUltra 2 Host System-Power Connection Requirement 5AC Power Sequencers-Ultra 2 Power ConnectorGain access to the AC power sequencers StorEdge A3500 Configurations StorEdge D1000 Disk Array Settings Rear1 1x2 Configuration Option SwitchScsi Jumper Cables and Terminators Module ID Switch1x2 Module ID Switch Settings 2 1x5 Configuration 51x5 Option Switch Settings for StorEdge D1000 Disk Array11x5 Module ID Switch Settings 3 2x7 Configuration 82x7 Option Switch Settings for StorEdge D1000 Disk Array22x7 Module ID Switch Settings 43x15 Module ID Switch Settings 4 3x15 Configuration33x15 Module ID Switch Settings 10Sun StorEdge A3500 Hardware Configuration Guide September 1x2 Cabling Scsi CablingCable Lengths 5Controller Module aScsi Connections 11One A3000 Controller Module and Two D1000 Disk Arrays ScsiPower Connections 1x5 Cabling 6Controller Module aDifferential Scsi terminator Scsi jumper cable Rear view R6R4 Front sequencer R1&R2 Rear sequencer L1&L2 8Controller Module B 2x7 Cabling7Controller Module a Controller Module a Controller Module B Front Sequencer Rear 3x15 Cabling 11Controller Module C Controller Module a10Controller Module B Scsi Connections for Controller Module a 3x15 Controller Module aScsi Connections for Controller Module B 203x15 Controller Module BScsi Connections for Controller Module C 213x15 Controller Module CConnecting to AC Power Source Power Sequencer Interconnections2x71x8 Phase a Power connections for the 1x8 cabinet are shown in Figure 28Sun StorEdge A3500 Hardware Configuration Guide September