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Ashik
Ashik, Mac Technician
Category: Mac
Satisfied Customers: 9914
Experience:  Bachelor of Computer Application (BCA), 9+ Years of Experience in troubleshooting Macs, iPhone, iPad, iPod etc
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My Macbook Pro screen begins to dissolve after being on for

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My Macbook Pro screen begins to dissolve after being on for about 15 minutes, fractures into several partial pages then the computer freezes and I have to use the power button to turn it off. When I restart it the same thing happens.
Hi and Welcome. My Name is XXXXX XXXXX I look forward to assisting you today with your question.

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When did this problem started ?
Customer: replied 3 years ago.

2 days ago

What version of Mac OS X are you using ? Does it happens when you leave it idle ?
Customer: replied 3 years ago.

10.7.5


 


yes

We can try some basic troubleshooting steps and see how it goes.

First reset the PRAM and NVRAM of your Mac. Follow the steps below to reset the PRAM and NVRAM

    1. Turn off your Mac.
    2. Turn it back on and immediately hold down the Command(Apple)-Option-P-R keys. You must press this key combination before the gray screen appears and before the chime sound.
    3. Hold the keys down until the computer restarts and you hear the startup sound for three times.
    4. Release the keys and let the Mac boot up.

     

    Then reset the System Management Controller of your Mac. Follow the steps below;
    1. Turn your Mac off
    2. Plug in the MagSafe power adapter to a power source, connecting it to the Mac if its not already connected.
    3. On the built-in keyboard, press the (left side) Shift-Control-Option keys and the power button at the same time.
    4. Release all the keys and the power button at the same time.
    5. Press the power button to turn on the computer

     

    Please let me know if that didn't work, so we can coninue troubleshooting

    Ashik and 3 other Mac Specialists are ready to help you