How to Put Your Computer Monitor to Sleep

Adjust your computer’s settings so the monitor goes to sleep when you’re not using it. It will save energy and prevent pollution.

PC
Mac OS X
Mac OS 9


PC
  1. Right-click on the desktop and select “Properties.”


  2. Click on the Screen Saver tab and then click on the Power button.


  3. A new window called “Power Options Properties” will appear. In the drop-down box next to “Turn off monitor,” select “After 10 mins.” (Select a shorter time period if you prefer.)



Mac OS X

  1. Click on the Apple symbol (Apple Menu) in the upper left corner of the screen.

  2. Go to “System Preferences,” click on “Show All,” and select “Energy Saver” from the Hardware row.

  3. Click on the Show Details button. Under “Settings For,” select “Power Adapter.” (If you are not able to complete this step, an administrator has prevented you from changing these settings. Please stop here.)

  4. Set “Put the computer to sleep when it is inactive for” to 15 minutes using the slider. (Select a shorter time period if you prefer.)

  5. Check the box for “Use separate time to put the display to sleep” and set the time to 15 minutes using the slider. (Select a shorter time period if you prefer.)

  6. Check the box for “Put the hard disk to sleep when possible.”



Mac OS 9

  1. Click on the Apple symbol (Apple Menu) in the upper left corner of the screen.

  2. Go to “Control Panels” and select “Energy Saver.”

  3. Click on the Sleep Setup tab.

  4. Set “Put the system to sleep whenever it’s inactive for” to 15 minutes using the slider. (Select a shorter time period if you prefer.)

  5. Check the box for “Separate timing for display sleep” and set the time to 15 minutes using the slider. (Select a shorter time period if you prefer.)

  6. Check the box for “Separate timing for hard disk sleep” and set the time to 15 minutes using the slider. (Select a shorter time period if you prefer.)

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Tip of the Month

Unplug iPod, Digital Camera, and Cell Phone Chargers When Not in Use.

Why: Chargers consume a small amount of energy anytime they’re plugged in—even if they’re not charging. It might not seem like a lot, but at a school as big as Penn State, it really adds up.

Get more tips. >>

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