Lenovo L215 manual Understanding power management

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Understanding power management

Power management is invoked when the computer recognizes that you have not used your mouse or keyboard for a user-definable period. There are several states as described in the table below.

For optimal performance, switch off your monitor at the end of each working day, or whenever you expect to leave it unused for long periods during the day.

Table 2-4.Power indicator

 

 

 

Restoring

 

State

Power Indicator

Screen

Operation

Compliance

 

 

 

 

 

On

Steady blue

Normal

 

 

 

 

 

 

 

Standby/Suspend

Amber

Blank

Press a key or

ENERGY STAR

 

 

 

move the mouse

 

 

 

 

There may be a

 

 

 

 

slight delay

 

 

 

 

before the image

 

 

 

 

reappears.

 

 

 

 

Note: Standby

 

 

 

 

also occurs if

 

 

 

 

there is no image

 

 

 

 

output to the

 

 

 

 

monitor.

 

 

 

 

 

 

Off

Off

Blank

Press the power

ENERGY STAR

 

 

 

button

 

 

 

 

There may be a

 

 

 

 

slight delay

 

 

 

 

before the image

 

 

 

 

reappears.

 

 

 

 

 

 

2-8L215 Wide Flat Panel Monitor User’s Guide

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Contents L215 Wide Flat Panel Monitor User’s Guide Product numbers Contents Safety information Before installing this product, read the Safety InformationShipping contents Getting startedProduct overview Adjusting the tiltAttaching the base and handling your monitor SwivelMonitor controls Cable lock slotSetting up your monitor Connecting and turning on your monitorPage Registering your option Arranging your work area Adjusting and using your monitorComfort and accessibility Positioning your monitorQuick tips for healthy work habits Adjusting your monitor image Using the direct access controlsIcon Control Description Using the On-Screen Display OSD controls OSD functions 6L215 Wide Flat Panel Monitor User’s Guide Selecting a supported display mode Addressability Refresh rateUnderstanding power management Restoring State Power Indicator Screen Operation ComplianceCaring for your monitor Detaching the monitor standMonitor specifications Reference informationMonitor specifications for type-model 6521-HB1 Troubleshooting Problem Possible cause Suggested action ReferenceManual image setup Manually installing the monitor driver Installing the monitor driver in Windows VistaInstalling the monitor driver in Windows XP Service information Product numbersService parts Telephone technical support Appendix A. Service and SupportOnline technical support Worldwide telephone listCopyright Lenovo Appendix A. Service and Support A-33 Country or Region Telephone Number Appendix B. Notices Trademarks