Turn on, turn off the old computer:
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Computer keyboard
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Opens, closes the CD / DVD tray
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Double click computer mouse
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Turn on, turn off the hard drive
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Input error sound, Pressing a keypad
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Computer simulated laser
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Computer noise, Communication room
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Opening, closing the laptop cover
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Disc read, closes the CD / DVD tray, Opens
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Floppy disk reading
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Signal read information, Computer interface
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Computer interface, alarm
★★★★★