CAUTION: Do not operate the server for long periods with the access panel open or removed.
Operating the server in this manner results in improper airflow and improper cooling that can lead
to thermal damage.
5. Remove the air baffle (Removing the air baffle on page 57).
6. Install the CPU Mezzanine UPI performance kit.
7. Install the access panel (Installing the access panel on page 56).
8. Install the server into the rack (Installing the server into the rack on page 48).
9. Connect each power cord to the server.
10. Connect each power cord to the power source.
11. Power up the server on page 53.
Memory options
IMPORTANT: This server does not support mixing LRDIMMs and RDIMMs. Attempting to mix any
combination of these DIMMs can cause the server to halt during BIOS initialization. All memory installed
in the server must be of the same type.
DIMM and NVDIMM population information
For specific DIMM and NVDIMM population information, see the DIMM population guidelines on the Hewlett
Packard Enterprise website (http://www.hpe.com/docs/memory-population-rules).
DIMM-processor compatibility
The installed processor determines the type of DIMM that is supported in the server:
• First-generation Intel Xeon Scalable processors support DDR4-2666 DIMMs.
• Second-generation Intel Xeon Scalable processors support DDR4-2933 DIMMs.
Installing hardware options 131