3534CCaallll FFuunnccttiioonnssMuting/Sending Key TonesThese options allow you to turn the key tones off oron. If the Mute keys option is selected, your phonedoes not transmit the key tones.Note: To communicate with answering machines orcomputerized telephony systems, the Sendkeys option must be selected.Using the SMS ServiceIf you receive an SMS (Short Message Service)message during a call, the message icon ( )appears in the display.After you have finished your call, you can read themessage; refer to page 59 for further details.You can also read or write SMS messages during a callusing the option soft key and selecting ‘5 SMS Service’and then ‘1 Read Messages’ or ‘2 Write Messages’.Entering TextWhether storing a name in the phonebook, creatingyour personal greeting or scheduling events in yourcalendar, you will need to enter text.You are provided with the following text inputmodes.T9 modeThis mode allows you to enter words with only onekeystroke per letter. Each key on the keypad hasmore than one letter – when you press the keyonce, J, K or L may be displayed. The T9 modeautomatically compares your keystrokes with aninternal linguistic dictionary to determine the correctword, thus requiring far fewer keystrokes than thetraditional ABC mode.ABC modeThis mode allows you to enter letters by pressing thekey labelled with the required letter once, twicethree or four times until the letter is displayed.Number modeThis mode allows you to enter numbers.Symbolic modeThis mode allows you to enter special characters.is a registered trademark of Tegic Communications, Inc.