Sun Microsystems SUN STOREDGETM 5310 NAS - Manual (Page 207)

Chapter 3 Storage Arrays 3-7
FIGURE 3-8 SFP Transceiver and fibre Optic Cable
3.1.1.9 Tray ID Switch
Note – IMPORTANT Each module in the storage array must have a unique tray ID.
The Tray ID switch is located between the power supplies. The Tray ID switch lets
you assign each module a unique tray ID, which is required for proper operation of
the storage array. The settings for each digit (X10 and X1) in the Tray ID range from
0 through 7.Recommended unique ID numbers range from 01 through 77.
Figure 3-9 shows the tray ID switch. The switch is covered with a metal cover plate
secured with a screw. The screw and metal plate must be removed to view or change
the Tray ID switch setting.