Floppy disk reading:
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Turning on the laptop, fan noise, shutting
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Computer interface, signal read information
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Repeatedly pressing a computer mouse
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Computer mouse movement
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Computer simulated laser
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Signals, Computer interface
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Computer noise, Communication room
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Modem connection, signal, interference
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Opens, closes the CD / DVD tray
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Laser printer
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Alarm, Computer interface
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CD / DVD drive, disc read
★★★★★