Floppy disk reading:
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Signal, interference, Modem connection
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Computer keyboard
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Computer mouse click
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Computer interface, alarm
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Disc read, CD / DVD drive
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Repeatedly pressing a computer mouse
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Laser printer
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Closes the CD / DVD tray, disc read, Opens
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General noise, Office work
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Double click computer mouse
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Turn off the old computer, Turn on
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Bios, Sound signal of a bios computer
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