After Working Inside Your Computer
CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer.
1Replace all screws and make sure that no stray screws remain inside your computer.
2Connect any external devices, peripherals, and cables you removed before working on your computer.
3Replace any media cards, discs, and any other part(s) that you removed before working on your computer.
4Connect your computer and all attached devices to their electrical outlets.
5Turn on your computer.
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