CHAPTER 1. Overview of MMC Programming1-2 © SAMSUNG Electronics Co., Ltd.1.2 Digital PhonesYou need a digital display (LCD) phone in order to carry out programming. These includeDCS Euro keysets and DS/ITP-5000 Series keysets, and some examples are described inthe following sections. All use special programming buttons to select options on the displayscreen.1.2.1 DCS Euro PhonesFigure 1.1 24B LCD DCS Euro Phone24B LCD phone has 24 programmable buttons: left column is numbered 1-12 from the top;right column is numbered 13-24 from the top. Buttons 19 to 24 are special buttons ‘A–F’used for programming.12B LCD phone has 12 programmable buttons numbered 1-12 from top to bottom.Buttons 7 to 12 are special buttons ‘A–F’ used for programming.6B LCD phone has 6 programmable buttons: left column is numbered 1-3 from the top;right column is numbered 4-6 from the top. Buttons 1 to 3 are special buttons ‘A–C’ andbuttons 4 to 6 are special buttons ‘D–F’ used for programming.Volume Control ButtonsVolume control for handset,ring, speaker, etcScroll ButtonUsed to select start menu andscroll through display optionsSoft Buttons (3)Used to activatefeatures via the displayLCDMicrophoneSpeaker ButtonDND ButtonMemory ButtonRedial ButtonProgrammable ButtonsWith tri-coloured LEDs:24B = 16, 12B = 8Programmable ButtonsWith red LEDs:24B = 8, 12B = 4, 6B = 6SpeakerFor hands-free operation.Used in place of handsetTRSF ButtonHold ButtonANS/RLS ButtonRecall ButtonDial ButtonPullout DirectoryTray