PPRuNe Forums - View Single Post - Flashing Blue Padlock on Dell Monitor
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Old 9th Nov 2011, 15:20
  #6 (permalink)  
Spurlash2
 
Join Date: Apr 2005
Location: Earth
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Try this

Press and hold menu button for about 30 seconds and see if the lock goes away,
or
Press the volume decrease and channel up buttons on the monitor simultaneously,
or
Press the volume increase and channel up buttons on the monitor simultaneously,
or
Open the OSD Menu and go to OSD settings. Make sure OSD Lock is set to No.
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