Single-channel mode – Acer Altos R920 Series User Manual
Page 190
Appendix B: Memory configuration
172
7
Press Y to confirm. The server reboots to activate the changes.
Single-channel mode
Single-channel mode is a failsafe mode when the installed memory
configuration is incompatible with dual-channel operation. In this
mode, only Branch 0, Channel 0 is operational with all other FBDIMMs
disabled automatically.
To configure memory to single-channel mode:
1
Run BIOS setup. See “Entering BIOS setup” on page 100.
2
Use the up and down arrow keys to select the Advanced menu.
3
Use the up and down arrow keys to select Memory
Configuration, then press Enter. The Memory Configuration
menu appears.
4
Use the up and down arrow keys to select Memory RAS and
Performance Configuration, then press Enter. The Memory RAS
and Performance Configuration menu appears.
5
Set the Select Memory RAS Configuration to RAS Disabled.
6
Press F10 to save changes and exit.
7
Press Y to confirm. The server reboots to activate the changes.