Acer Aspire 5742 - Black screen on boot











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Having trouble with an Acer Aspire 5742. After pressing the power button the screen backlight comes on but it stays black. The Windows(7) chime sounds and when plugged into an external VGA display everything shows fine. I've checked all the ribbon connections and also just replaced the screen. Have run Malware Bytes too. Display is still not working.



Any ideas?



Thanks.










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    up vote
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    down vote

    favorite












    Having trouble with an Acer Aspire 5742. After pressing the power button the screen backlight comes on but it stays black. The Windows(7) chime sounds and when plugged into an external VGA display everything shows fine. I've checked all the ribbon connections and also just replaced the screen. Have run Malware Bytes too. Display is still not working.



    Any ideas?



    Thanks.










    share|improve this question


























      up vote
      0
      down vote

      favorite









      up vote
      0
      down vote

      favorite











      Having trouble with an Acer Aspire 5742. After pressing the power button the screen backlight comes on but it stays black. The Windows(7) chime sounds and when plugged into an external VGA display everything shows fine. I've checked all the ribbon connections and also just replaced the screen. Have run Malware Bytes too. Display is still not working.



      Any ideas?



      Thanks.










      share|improve this question















      Having trouble with an Acer Aspire 5742. After pressing the power button the screen backlight comes on but it stays black. The Windows(7) chime sounds and when plugged into an external VGA display everything shows fine. I've checked all the ribbon connections and also just replaced the screen. Have run Malware Bytes too. Display is still not working.



      Any ideas?



      Thanks.







      display acer-aspire laptop-display






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      edited Mar 30 '14 at 18:01









      Der Hochstapler

      67.1k48230283




      67.1k48230283










      asked Oct 23 '13 at 14:31









      Ho Li Cow

      601615




      601615






















          1 Answer
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          up vote
          0
          down vote













          Check if the laptop has a button usually on the F1 to F12 buttons. It will say LCD or show a picture of external display. Press the blue function or FN key with that button until the display show again.






          share|improve this answer





















          • Tried that with an external display plugged in - the key definitely works as the backlight on the laptop comes on and goes off as i press the key. No windows though :(
            – Ho Li Cow
            Oct 23 '13 at 14:55










          • @HoLiCow. Go to Control Panel->Apperance and Personalization->Display->Screen Resolution. On the Display dropdown check which display is selected as default.
            – StBlade
            Oct 23 '13 at 15:00










          • If i set the laptop display to be default, the backlight comes on but the screen stays black
            – Ho Li Cow
            Oct 23 '13 at 15:24










          • @HoLiCow If the laptop is still under warranty I would then suggest taking it in to a service provider that can check to see what the issue may be.
            – StBlade
            Oct 24 '13 at 7:33











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          active

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          up vote
          0
          down vote













          Check if the laptop has a button usually on the F1 to F12 buttons. It will say LCD or show a picture of external display. Press the blue function or FN key with that button until the display show again.






          share|improve this answer





















          • Tried that with an external display plugged in - the key definitely works as the backlight on the laptop comes on and goes off as i press the key. No windows though :(
            – Ho Li Cow
            Oct 23 '13 at 14:55










          • @HoLiCow. Go to Control Panel->Apperance and Personalization->Display->Screen Resolution. On the Display dropdown check which display is selected as default.
            – StBlade
            Oct 23 '13 at 15:00










          • If i set the laptop display to be default, the backlight comes on but the screen stays black
            – Ho Li Cow
            Oct 23 '13 at 15:24










          • @HoLiCow If the laptop is still under warranty I would then suggest taking it in to a service provider that can check to see what the issue may be.
            – StBlade
            Oct 24 '13 at 7:33















          up vote
          0
          down vote













          Check if the laptop has a button usually on the F1 to F12 buttons. It will say LCD or show a picture of external display. Press the blue function or FN key with that button until the display show again.






          share|improve this answer





















          • Tried that with an external display plugged in - the key definitely works as the backlight on the laptop comes on and goes off as i press the key. No windows though :(
            – Ho Li Cow
            Oct 23 '13 at 14:55










          • @HoLiCow. Go to Control Panel->Apperance and Personalization->Display->Screen Resolution. On the Display dropdown check which display is selected as default.
            – StBlade
            Oct 23 '13 at 15:00










          • If i set the laptop display to be default, the backlight comes on but the screen stays black
            – Ho Li Cow
            Oct 23 '13 at 15:24










          • @HoLiCow If the laptop is still under warranty I would then suggest taking it in to a service provider that can check to see what the issue may be.
            – StBlade
            Oct 24 '13 at 7:33













          up vote
          0
          down vote










          up vote
          0
          down vote









          Check if the laptop has a button usually on the F1 to F12 buttons. It will say LCD or show a picture of external display. Press the blue function or FN key with that button until the display show again.






          share|improve this answer












          Check if the laptop has a button usually on the F1 to F12 buttons. It will say LCD or show a picture of external display. Press the blue function or FN key with that button until the display show again.







          share|improve this answer












          share|improve this answer



          share|improve this answer










          answered Oct 23 '13 at 14:36









          StBlade

          377114




          377114












          • Tried that with an external display plugged in - the key definitely works as the backlight on the laptop comes on and goes off as i press the key. No windows though :(
            – Ho Li Cow
            Oct 23 '13 at 14:55










          • @HoLiCow. Go to Control Panel->Apperance and Personalization->Display->Screen Resolution. On the Display dropdown check which display is selected as default.
            – StBlade
            Oct 23 '13 at 15:00










          • If i set the laptop display to be default, the backlight comes on but the screen stays black
            – Ho Li Cow
            Oct 23 '13 at 15:24










          • @HoLiCow If the laptop is still under warranty I would then suggest taking it in to a service provider that can check to see what the issue may be.
            – StBlade
            Oct 24 '13 at 7:33


















          • Tried that with an external display plugged in - the key definitely works as the backlight on the laptop comes on and goes off as i press the key. No windows though :(
            – Ho Li Cow
            Oct 23 '13 at 14:55










          • @HoLiCow. Go to Control Panel->Apperance and Personalization->Display->Screen Resolution. On the Display dropdown check which display is selected as default.
            – StBlade
            Oct 23 '13 at 15:00










          • If i set the laptop display to be default, the backlight comes on but the screen stays black
            – Ho Li Cow
            Oct 23 '13 at 15:24










          • @HoLiCow If the laptop is still under warranty I would then suggest taking it in to a service provider that can check to see what the issue may be.
            – StBlade
            Oct 24 '13 at 7:33
















          Tried that with an external display plugged in - the key definitely works as the backlight on the laptop comes on and goes off as i press the key. No windows though :(
          – Ho Li Cow
          Oct 23 '13 at 14:55




          Tried that with an external display plugged in - the key definitely works as the backlight on the laptop comes on and goes off as i press the key. No windows though :(
          – Ho Li Cow
          Oct 23 '13 at 14:55












          @HoLiCow. Go to Control Panel->Apperance and Personalization->Display->Screen Resolution. On the Display dropdown check which display is selected as default.
          – StBlade
          Oct 23 '13 at 15:00




          @HoLiCow. Go to Control Panel->Apperance and Personalization->Display->Screen Resolution. On the Display dropdown check which display is selected as default.
          – StBlade
          Oct 23 '13 at 15:00












          If i set the laptop display to be default, the backlight comes on but the screen stays black
          – Ho Li Cow
          Oct 23 '13 at 15:24




          If i set the laptop display to be default, the backlight comes on but the screen stays black
          – Ho Li Cow
          Oct 23 '13 at 15:24












          @HoLiCow If the laptop is still under warranty I would then suggest taking it in to a service provider that can check to see what the issue may be.
          – StBlade
          Oct 24 '13 at 7:33




          @HoLiCow If the laptop is still under warranty I would then suggest taking it in to a service provider that can check to see what the issue may be.
          – StBlade
          Oct 24 '13 at 7:33


















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