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2-8 Sun StorEdge A3500 Hardware Configuration Guide • September 1998

2.1.3.2 Module ID Switch

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

TABLE 2-2.

Facing the front of the expansion cabinet:

■ controller module A controls the right side of disk arrays 1 through 3 and all of

disk arrays 4 and 5.

■ controller module B controls the left side of disk arrays 1 through 3 and all of disk

arrays 6 and 7.

This configuration is shown in

FIGURE 2-17.

2.1.3.3 SCSI Jumper Cables and Terminators

The top four disk arrays should have SCSI jumper cables between the middle SCSI

connectors (IN/OUT-1 and IN/OUT-2) and a differential SCSI terminator in the far

right SCSI connector (IN/OUT-2).

The bottom three disk arrays should have differential SCSI terminators on the inside

IN/OUT-1 and IN/OUT-2 SCSI connectors. This configuration is shown in

FIGURE 2-17.

TABLE 2-2 2x7 Module ID Switch Settings

Disk array number Module ID setting

7 (Top) 5

1 (Bottom) 1

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 43 44

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Sun-microsystems Sun StorEdge A3500 Bedienungsanleitung Seite 24