Chapter 1 Tray Overviews 5
Rear-Access Components of the Trays
Components that are accessed from the rear of the Sun StorageTek2540 Array and
the Sun StorageTek2530 Array controller trays include:
Controller Modules – Tworemovable controller modules.
Power-fan assembly – Tworemovable power supply modules with cooling fans.
The power-fan assembly is identical and interchangeable to the power-fan
assemblies used for Sun StorageTek2501 Array drive expansion tray.
FIGURE1-4 Controller TrayRear-Access Components
Components that are accessed from the rearof the Sun StorageTek 2501 Array drive
expansion tray are:
I/O Modules (IOMs) – Tworemovable input/output modules
Power-fan assemblies – Tworemovable power supply modules with cooling
fans. The power-fan assembly is identical and interchangeable to the power-fan
assemblies used for Sun StorageTek2540 Array and the Sun StorageTek 2540
Array.
1. Controller Modules
2. Power-Fan Assembly
Modules
1
2