Options during a call & Using your headset 
Using DTMF tones
You can turn the DTMF key tones off or on during a call.
When the [DTMF Off] option is selected, your phone does not transmit the key tones. It allows you to press keys without hearing any key tones during calls.
To communicate with answering machines or computerized telephone systems, you must select the [DTMF On] option.
Reading or writing a message during a call
You can read or write a message during a phone call.
❶Press the [Options] Soft key.
❷Press the [u/d] key to highlight the [Messaging] option then press the [o] key.
•To read a received message, select the Inbox subcommand then scroll to the message that you want to read.
•To write a new message, select the Write New subcommand then press the [o] key. (For further details, see Write New on page 53.)
NOTE During a call, you can only send text messages. Multimedia messages cannot be sent, but can be saved.
Using your headset
You can send or receive a call using your headset.
When you connect your headset to the jack located at the top of your phone, the button on the headset works as follows:
•While in Standby mode, press the button once to list recent calls.
•While in Standby mode, press the button twice to redial the last call.
•Press the button once to receive a call.
•Press the button once to end the call.
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