Opens, closes the CD / DVD tray:
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Communication room, computer noise
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Franking machine
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Read the, Insert the disk into the drive
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Turn off the old monitor, Turn on
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Double click computer mouse
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Repeatedly pressing a computer mouse
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Laser printer
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Disc read, CD / DVD drive
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Old computer keyboard
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Jet printer
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Turn on, turn off the old computer
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Computer simulated laser
★★★★★