Samsung SGH-X670 User Manual

Also see for SGH-X670: Service manual

Call functions29Answering a second callYou can answer an incoming call while already on thephone, if your network supports this function and youhave activated the call waiting feature.p. 831. Press [ ] to answer the call. The first call isautomatically put on hold.2. Press <Swap> to switch between the calls.3. Press <Options> and select End held call to endthe call on hold.4. To end the current call, press [ ].Using In-call optionsPress <Options> to access the following optionsduring a call:• Voice clarity on/Voice clarity off: removeextraneous noise and increase call quality so thatthe person with whom you are speaking can hearyou clearly even if you are in a noise place.• Mute/Unmute: switch off the phone’s microphoneso that the other person on the phone cannot hearyou, or switch it back on.• Mute keys/Send keys: switch the key tones onor off.• Phonebook: access the contact list.• Send DTMF: send the DTMF (Dual tone multi-frequency) tones as a group. The DTMF tones arethe tones used in phones for tone dialling,sounding when you press the number keys. Thisoption is helpful for entering a password or anaccount number when you call an automatedsystem, like a banking service.• Message: create and send an SMS message oraccess received messages.p. 49• SIM service: access special services, such asnews, weather forecasts, entertainment, andlocation services, provided by your SIM card. Thisoption is available when you use a SIM cardsupporting SIM AT menus.If you are using the speakerphone feature, youmust first deactivate it in order to use the VoiceClarity feature.To communicate with answering machines orcomputerised telephone systems, Send keysmust be selected.