HP Integrated Lights-Out 4 - Manual (Page 211)

Figure 112 Configuring the BIOS Serial Console Port (UEFI System Utilities)
11. Press ESC to return to the main menu.
12. Select BIOS Serial Console Baud Rate, and then press Enter.
13. Select 115200, and then press Enter, as shown in
Figure 113 (page 211)
Figure 113 Configuring the BIOS Serial Console Baud Rate (UEFI System Utilities)
Using the text-based Remote Console 211