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MBP Goes to standby instead of clamshell mode

HI everyone


im having a problem using my computer in clamshell mode. When i close the screen, it switches my tv to my primary monitor (as it should). The problem is that after 30 seconds or so, the screen turns black and goes to standby mode.


Any advice?

MacBook Pro, OS X Mavericks (10.9.5), 2010 MBP 13'

Posted on Sep 19, 2014 7:25 AM

Reply
1 reply

Sep 22, 2014 7:37 AM in response to Harimuu

Hi there Harimuu,


You may want to verify that your device is connected to power and meets the other requirements for using clamshell mode.


Mac notebooks: How to use your computer in closed clamshell (display closed) mode with an external display


Requirements for closed display mode:

  • Power adapter
  • External keyboard, mouse, or trackpad
  • External display


If you continue to experience issues, take a look at the troubleshooting steps in the article below.


Apple computers: Troubleshooting issues with video on internal or external displays


-Griff W.

MBP Goes to standby instead of clamshell mode

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