Lenovo 7Z58CTO1WW, Hardware Replacement Manual, Page: 23 / 34

Operating mode must be configured to ensure correct operation. To configure:
1. Turn on the server.
Note: If necessary, connect a keyboard, monitor, and mouse to the console breakout cable and
connect the console breakout cable to the compute node.
2. When the prompt “Press <F1> Setup” is displayed, press F1 and enter UEFI setup. Follow the
instructions on the screen.
3. Select System Settings –> Operating Modes and set the mode as Maximum Performance . Click
Save .
4. Select System Settings –> Operating Modes and set the mode as Custom Mode as shown in
“Custom Mode” figure, then set UEFI settings as follows:
Choose Operating Mode <Custom>
Memory Speed <Max Performance>
CPU P-state Control <Autonomous>
C1 Enhance Mode <Disable>
UPI Link Frequency <Max Performance>
UPI Link Disable <Enable All Links>
Turbo Mode <Enable>
Energy Efficient Turbo <Enable>
C-States <Disable>
Power/Performance Bias <Platform Controlled>
Platform Controlled Type <Maximum Performance>
Page policy <Closed>
Figure 14 illustrates where to change the setting using UEFI setup
Figure 16. Operating Mode
5. Press Escape key 3 times, and Save Settings.
Exit Setup and restart the server so that UEFI changes take effect.
Chapter 5
.
Configuration procedures
19