Turn on, turn off the old monitor:
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Closes the CD / DVD tray, Opens
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CD / DVD drive, disc read
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Franking machine
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Turn on, turn off the old monitor
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Jet printer
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Matrix printer
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Computer keyboard
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Closes the CD / DVD tray, Opens, disc read
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Signal read information, Computer interface
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Input error sound, Pressing a keypad
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Turn on, turn off the old computer
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Signals, Computer interface
★★★★★