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Lenovo Y400 Series Laptop User Manual

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Lenovo Notebook Computer User Guide

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3.2.3.1QuietBoot

Thisoptionallowsyoutodisplayascreenlogoimmediatelyupon

bootingupwhilethesystemchecksitself. Thisappearsbeforethe

actualoperating system isloaded. Ifthe settingis[Enabled],then

thesystemwillshowascreenlogowhenbootsup;Ifthesettingis

[Disabled],thenwon’tshowascreenlogowhenbootsup.

Thedefaultsettingis[Enabled].

3.2.3.2PoweronDisplay

ThisoptionallowsyoutosetthePoweronDisplaymode:

Ifsetto [Auto‐Selected],thenifanyexternaldisplayisconnected,

thepowerondisplaywillbeinCRTmodeonly.Otherwiseitwillbe

inLCDmodeonly.

If set to [Simultaneous], then will display both of the  integrated

LCDscreenandCRTscreenmode.

Thedefaultsettingis[Auto‐Selected]mode.

3.2.3.3LegacyUSBSupport

EnablesordisableslegacyUSBdevicesupport.

Thedefaultsettingis[Enabled]

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