3
3-22
EMC Fibre Channel Disk-Array Processor Enclosure (DPE) Hardware Reference
Servicing and Upgrading a DPE
board. Before you install a new or replacement SP, you must install a
memory module (a new one or one you removed from a returned SP
and saved). When returning a faulty SP, you must remove the
memory modules and optical GBICs before you return the faulty SP.
If you want to install an add-on SP, be sure to install the SP memory
first as shown starting on page 3-25. To add memory to an installed
SP, you must first remove the SP as follows.
Before removing an SP from a storage system that has caching enabled, you
should disable the storage-system cache using a utility described in the
server setup manual.
1. Perform the appropriate substep.
a. If you are removing a filler module, continue to the next step.
b. If you are replacing the SP, remove the cables and GBIC
connectors from the SP (see page 3-17 or page 3-21).
c. If you are removing the SP to replace the memory module,
remove the cables (see page 3-18 or page 3-21).
2. Remove the SP or filler module from its slot as shown next: