Samsung SGH-E420 User Manual page 31

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• New call: make a new call.
• Phonebook: access the contact list.
• Short message: access SMS messages in
the Inbox or Outbox. You can also create and
send a new SMS message.
• Mute keys/Send keys: switch the key
tones off or on.
To communicate with answering machines or
computerised telephone systems, Send
keys must be selected.
• Send DTMF: send the DTMF (Dual tone
multi-frequency) tones as a group. The
DTMF tones are the tones used in phones for
tone dialling, sounding when you press the
number keys. This option is helpful for
entering a password or an account number
when you call an automated system, like a
banking service.
• Remove: remove the selected participant.
• End held multiparty: disconnect the call
currently on hold.
• SIM AT: access additional services provided
by your SIM card, such as news, weather
forecast, sports, entertainment, and location
services. This option is available if you use a
SIM card supporting SIM Application Toolkit
menus.
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