Replacing a Disk Shelf SIM Board
Caution:
Do not remove a component if you do not have an immediate replacement. The disk shelf must not be operated without all components in place, including filler panels. Refer to Disk Shelf Hardware Overview for component locations.The following disk shelves have SAS Interface Module (SIM) boards: Sun Disk Shelf.
The SIM boards, which are similar to I/O Modules, are hot-swappable so you can replace them without removing power to the system. The SIM boards are multi-pathed, so you can remove one of the SIM boards at any time, regardless of the state of the blue SIM OK indicator.