Manual copy machine:
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Shutting, fan noise, Turning on the laptop
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Sound signal of a bios computer, bios
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Computer mouse movement
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Computer interface, alarm
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Closes the CD / DVD tray, Opens
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Turning on the computer, shutting, fan noise
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Turn off the old computer, Turn on
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Photocopy (photocopy)
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Matrix printer
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Computer simulated laser
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Turn on, turn off the hard drive
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Computer noise, Communication room
★★★★★