Turn on, turn off the old computer:
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Signals, Computer interface
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Laser printer
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Computer mouse movement
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Sound signal of a bios computer, bios
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Environmental sounds, Office work, typewriter
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Computer simulated laser
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Fan noise, Turning on the laptop, shutting
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Insert the disk into the drive, read the
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Closes the CD / DVD tray, Opens
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Write, room noise, Hard disk, read
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Franking machine
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Closing the laptop cover, Opening
★★★★★