Insert the disk into the drive, read the disk, take it out:
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Input error sound, Pressing a keypad
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Laser printer
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General noise, Office work
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Manual copy machine
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Turning on the computer, fan noise, shutting
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Floppy disk reading
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CD / DVD drive, disc read
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Computer interface, signal read information
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Old computer keyboard
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Computer noise, Communication room
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Computer mouse movement
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Bios, Sound signal of a bios computer
★★★★★