Modem connection, signal, interference:
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Read the, Insert the disk into the drive
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Turn on, turn off the old monitor
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Opens, closes the CD / DVD tray
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Manual copy machine
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Matrix printer
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Shutting, Turning on the laptop, fan noise
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Typewriter, environmental sounds, Office work
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Pressing a keypad, input error sound
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Computer noise, Communication room
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CD / DVD drive, disc read
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Alarm, Computer interface
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Computer simulated laser
★★★★★