Franking machine:
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Removed, The USB flash drive is inserted
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Turn off the old computer, Turn on
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Computer simulated laser
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Computer mouse movement
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Laser printer
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Closes the CD / DVD tray, Opens
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Photocopy (photocopy)
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Shutting, Turning on the laptop, fan noise
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Double click computer mouse
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Signal read information, Computer interface
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Fan noise, Turning on the computer, shutting
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Input error sound, Pressing a keypad
★★★★★