Computer interface, alarm:
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Insert the disk into the drive, read the
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Photocopy (photocopy)
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CD / DVD drive, disc read
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Jet printer
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Turning on the computer, shutting, fan noise
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Bios, Sound signal of a bios computer
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Signal read information, Computer interface
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Turn off the hard drive, Turn on
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Turn on, turn off the old computer
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General noise, Office work
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Old computer keyboard
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Alarm, Computer interface
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