Support in other languages: 
Showing results for 
Search instead for 
Do you mean 
Welcome to the Lenovo Community

Welcome to the Forums!

Welcome to Lenovo's Peer-to-Peer Discussion Community!
Please note our guidelines. How to register and login and Community FAQs.
Shape the Future of PCs

Help Lenovo Shape the Future of PCs

Take the ownership survey. Share your ideas with our product team

T410 / T420 - Screen flickering randomly / screen contrast changed while on battery (Intel GPU)

Click ►
Started ‎11-18-2010 by
Modified ‎08-23-2011 by


Why does my laptop screen flicker / change in screen contrast when I am using battery mode as though the refresh rate lowered automatically?


  1. Ensure that your BIOS, Power Manager, GPU driver have been updated to the latest version available. Check Link
  2. Right click on Desktop and select "Graphic Properties"
  3. Select Power
  4. Select Power Feature
  5. In Graphics Power Plan Settings, change drop down menu to "On Battery"
  6. Uncheck "Display Power Saving Technology"
  7. Press "OK"

Screenshot below.