Turning on the laptop, fan noise, shutting down:
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Floppy disk reading
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Computer interface, alarm
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Sound signal of a bios computer, bios
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Room noise, read, write, Hard disk
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Read the, Insert the disk into the drive
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Opens, closes the CD / DVD tray
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Turn off the old computer, Turn on
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Laser printer
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Manual copy machine
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Turning on the computer, fan noise, shutting
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Office work, general noise
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Input error sound, Pressing a keypad
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