Lenovo System x3550 M5 Installation And Service Manual page 52

– Devices and I/O Ports
Select this choice to view or change assignments for devices and input/output (I/O) ports. You can
configure the serial ports, configure remote console redirection, enable or disable PCI slots and video
controller. If you disable a device, it cannot be configured, and the operating system will not be able to
detect it (this is equivalent to disconnecting the device).
– Power
Select this choice to view or change power capping to control consumption, processors, and
performance states.
– Operating Modes
Select this choice to view or change the operating profile (performance and power utilization).
– Legacy Support
Select this choice to view or set legacy support.
Note: In the legacy mode, your server spares limited ROM space for installed options. During legacy
PXE boot, only four network interface cards (NICs) are supported and the extra NICs are disabled
automatically. To enable the desired NIC connectors during legacy PXE boot, prioritize the desired NIC
connectors by changing the Rom Execution Order or disable the undesired NIC connectors from the
Enable/Disable Adapter Option ROM Support menu.
– Force Legacy Video on Boot
Select this choice to force INT video support, if the operating system does not support UEFI video
output standards.
– Rehook INT 19h
Select this choice to enable or disable devices from taking control of the boot process. The default
is Disable.
– Legacy Thunk Support
Select this choice to enable or disable UEFI to interact with PCI mass storage devices that are
non-UEFI compliant. The default is Enable.
– Infinite Boot Retry
Select this choice to enable or disable UEFI to infinitely retry the legacy boot order. The default
is Disable.
– BBS Boot
Select this choice to enable or disable legacy boot in BBS manner. The default is Enable.
– System Security
Select this choice to view or configure Trusted Platform Module (TPM) support.
– Integrated Management Module
Select this choice to view or change the settings for the integrated management module.
– Power Restore Policy
Select this choice to set the mode of operation after the power lost.
– Commands on USB Interface
Select this choice to enable or disable the Ethernet over USB interface on IMM. The default is
Enable.
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Lenovo System x3550 M5 Installation and Service Guide