ThinkPad S540 - Page 103

Table4.Configmenuitems
Menuitem
SubmenuitemSelectionComments
WakeOnLAN
•Disabled
•ACOnly
•ACandBattery
EnablethesystemtoPoweron
whentheEthernetcontroller
receivesamagicpacket(a
specialnetworkmessage).
IfyouselectACOnly,theWake
onLANfunctionwillbeenabled
onlywhentheacpoweradapter
isattached.
IfyouselectACandBattery,
theWakeonLANfunctionwillbe
enabledwithanypowersources.
Notes:
•ThemagicpackettypeWake
onLANrequiresacpower.
•TheWakeonLANfunction
doesnotworkwhenahard
diskpasswordisset.
EthernetLANOptionROM
(forLegacyOnlyboot
modeorBothwithLegacy
first)
•Disabled
•Enabled
LoadtheEthernetLANOption
ROMtoenablestartupfroman
integratednetworkdevice.
UEFIIPv4NetworkStack
(forUEFIOnlybootmode
orBothwithUEFIfirst)
•Disabled
•Enabled
EnableorDisableUEFIIPv4
NetworkStackforUEFI
environment
UEFIIPv6NetworkStack
(forUEFIOnlybootmode
orBothwithUEFIfirst)
•Disabled
•Enabled
EnableorDisableUEFIIPv6
NetworkStackforUEFI
environment
Network
UEFIPXEBootPriority
(forUEFIOnlybootmode
andBothwithUEFIfirst
andIPv6andIPv4stacks
arebothenabled.)
•IPv6First
•IPv4First
SelectNetworkStackPriorityfor
UEFIPXEBoot.
USBUEFIBIOSSupport
•Disabled
•Enabled
Enableordisablebootsupport
fromUSBstoragedevices.
AlwaysOnUSB
•Disabled
•Enabled
TheUSBconnectorscancharge
externaldeviceduringlowpower
states(standby,hibernateor
power-off).Ifthesystemrunson
batterymode,thiswillworkonly
instandbystate.
•Enabled:USBconnectors
arepoweredduringlow
powerstates.
USB
Chapter8.Advancedconfiguration87