Acer Altos R910 Series User Manual page 195

2 Use the up and down arrow keys to select the Memory menu,
then press Enter. The Memory menu appears.
3 Use the up and down arrow keys to select Configure Memory
RAS and Performance, then press Enter. The Configure Memory
RAS and Performance menu appears.
4 Set the Desired Memory Configuration to RAID.
5 Select View Configuration Details.
Make sure Configuration Possible indicates Yes. If the option
indicates No, you may need to install more memory to meet the
requirements of the selected configuration.
6 Press F10 to save changes and exit.
7 Press Y to confirm. The server reboots to activate the changes.
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