Hardware Maintenance Manual - Lenovo G50-30, G50-45, G50-70, Z50-70, Z50-75

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Related service information
Power management
Note:
PowermanagementmodesarenotsupportedforAPMoperatingsystem.
Toreducepowerconsumption,the computer hasthreepower management
modes:screenblank,sleep(standby),andhibernation.
Screen blank state
Ifthetimesetonthe“Turnoffmonitor”timerintheoperatingsystemexpires,
theLCDbacklightturnsoff.YoucanalsoturnofftheLCDbacklightby
pressing
.
Toendscreenblankstateandresumenormaloperation,press .
Putting the computer to sleep or shutting it down
Whenyouhavenishedworkingwithyourcomputer,youcanputittosleepor
shutitdown.
Putting your computer to sleep
Ifyouwillbeawayfromyourcomputerforonlyashorttime,putthecomputerto
sleep.Whenthecomputerisinsleepmode,youcanquicklywakeittoresume
use,bypassingthestartupprocess.Toputthecomputertosleep,dooneofthe
following:
• Closethedisplaypanel.
• Pressthepowerbutton.
• OpentheCharmsandthenselect
Settings

→
Power

→
Sleep
.
Attention:
Waituntilthepowerindicatorlightstartsblinking(indicatingthat
thecomputerisinsleepmode)beforeyoumoveyourcomputer.Movingyour
computerwhiletheharddiskisspinning candamagethe hard disk,causing
lossofdata.
Towakethecomputer,dooneofthefollowing:
• Pressanykeyonthekeyboard.
• Pressthepowerbutton.
Shutting down the computer
Ifyouarenotgoingtouseyourcomputerforalongtime,shutitdown.Toshut
downyourcomputer:
• Openthecharmsbar,thenselect
Settings

→
Power

→
Shut down.
• Right-clickthe
Start
buttoninthelower-leftcornerandselect
Shut down or
sign out

→

Shut down
.