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Tone signals
You can use telephone banking services or control an answering machine by sending
tone signals (also known as DTMF tones or touch tones) during a call.
• To send the tones, press the keys - , or .
• To clear the screen after the call is finished, press .
• To turn the tones on or off during a call, press in standby and select
Turn off tones or Turn on tones.