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Chapter 1 Tray Overviews 5
Rear-Access Components of the Trays
Components that are accessed from the rear of the Sun StorageTek 2540 Array and
the Sun StorageTek 2530 Array controller trays include:
■ Controller Modules – Two removable controller modules.
■ Power-fan assembly – Two removable power supply modules with cooling fans.
The power-fan assembly is identical and interchangeable to the power-fan
assemblies used for Sun StorageTek 2501 Array drive expansion tray.
FIGURE 1-4 Controller Tray Rear-Access Components
Components that are accessed from the rear of the Sun StorageTek 2501 Array drive
expansion tray are:
■ I/O Modules (IOMs) – Two removable input/output modules
■ Power-fan assemblies – Two removable power supply modules with cooling
fans. The power-fan assembly is identical and interchangeable to the power-fan
assemblies used for Sun StorageTek 2540 Array and the Sun StorageTek 2540
Array.
1. Controller Modules
2. Power-Fan Assembly
Modules
1
2