Lenovo ThinkPad Edge E220s - Page 130

Table3.Congmenuitems(continued)
Menuitem
SubmenuitemSelectionComments
PCIExpressPower
Management
•Disabled
•Enabled
Enableordisableafeature
thatautomaticallyadjusts
powermanagementwhen
thereisnoPCIExpress
activity.Normally,itisnot
necessarytochangethe
setting.
DisableBuilt-inBattery•Yes
•No
Temporarilydisablebattery
forservicingthesystem.
Afterselectingthisitem,the
systemwillbeautomatically
poweredoff.Thesystemis
thenreadytobeserviced.
Note:Theacpower
adaptermustbe
disconnectedfromthe
systemtoperformthis
operation.
Thebatterywillbe
automaticallyre-enabled
whentheacpoweradapter
isreconnectedtothe
system.
PowerControlBeep
•Disabled
•Enabled
Ifthisfunctionisenabled,
abeepsoundswhenthe
computerentersapower
managementmode,whenit
resumesoperationalmode,
andwhentheacpower
adapterisconnectedor
disconnected.
LowBatteryAlarm•Disabled
•Enabled
Enableordisablethelow
batteryalarm.
BeepandAlarm
KeyboardBeep•Enabled
•Disabled
Enableordisablekeyboard
beepwhenunmanageable
keycombinationsare
pressed.
SerialATA(SATA)SATAControllerMode
Option
•Compatibility
•AHCI
SelectSATAcontroller
operationmode.Ifyou
select“Compatibility
mode”,serialSATA
controlleroperatesin
compatibilitymode.
112UserGuide