Memory Options; Dimm-Processor Compatibility; Installing A Dimm Blank - Hitachi HA820 G2 User Manual

Do one of the following:
3.
a. Extending the server from the rack.
b. Removing the server from the rack.
Remove the access panel.
4.
Install the energy pack and connect the energy pack cable.
5.
Install the access panel.
6.
Install the server in the rack.
7.
Connect each power cord to the server.
8.
Connect each power cord to the power source.
9.
10. Power up the server.
The installation is complete.

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-processor compatibility

The installed processor determines the type of DIMM that is supported in the server: Third-generation Intel Xeon
Scalable processors support DDR4-3200 DIMMs.
Mixing DIMM types is not supported. Install only the supported DDR4-3200 DIMMs in the server.

Installing a DIMM blank

Use the following table to decide if the thermal restrictions of the server require DIMM blanks in all open slots of
your configuration.
Hitachi Advanced Server HA820 G2 User Guide 73