Mercedes-Benz Audio 20 Operator's Manual

Introduction8The Audio 20 internal Bluetooth® transmitter must not be co-located or operated in con-junction with any other antenna or transmit-ter.Th

9At a glanceVehicle equipmentAudio 20 operating systemOperating Audio 20Basic functions of Audio 20Steering wheel with buttonsConnecting an external a

Audio 20 operating system10At a glance+ This Operator’s Manual describes all features, standard or optional, potentially available for your vehicle at

Operating Audio 2011At a glanceWith the Audio 20 system you can operate the following main functions:O audio function with the radio, disc (CD audio

Operating Audio 2012At a glanceThe following table shows the structure of the modes and their menus. Each mode has a basic menu. Each menu item in tur

Operating Audio 2013At a glanceClear button Use the j button for deleting digit or en-tire entries (e page 42).E Deleting a single digit: Press the j

Basic functions of Audio 2014At a glanceE Switching on: Press the q button.orE If the Audio 20 system was on as you switched off the ignition, turn th

Steering wheel with buttons15At a glanceAdjusting bass or treble E u Q Treble or Bass.orE Select Sound Q Treble or Bass.The Sound menu appears. A long

Connecting an external audio source16At a glanceTo operate Audio 20 functions with the steer-ing wheel, the display of the instrument clus-ter must be

17AudioVehicle equipmentRadio modeAudio CD and MP3 modeAudio AUX modeSteering wheel with buttons

Radio mode18Audio+ This Operator’s Manual describes all fea-tures, standard or optional, potentially available for your vehicle at the time of pur-cha

Radio mode19AudioYou can switch the radio between the FM, AM and WB (Weather Band) wavebands.E Press the $ button repeatedly until the desired waveban

Radio mode20AudioorE Press the l button on the keypad of the control panel briefly.The Enter Frequency submenu ap-pears.E To enter a frequency: press

Audio CD and MP3 mode21Audioautostore. Any stations stored manually in the station memory are overwritten in this process. If less than 10 stations ar

Audio CD and MP3 mode22AudioIf MP3 files are stored in the root directory it-self, the root directory will also be treated as a folder. Audio 20 will

Audio CD and MP3 mode23AudioIf you insert thicker discs, e.g. those that contain data on both sides (DVD on one side and audio data on the other), the

Audio CD and MP3 mode24AudioE Press a number key (1-6).The CD changer switches to the selected magazine tray. You see the Please Wait... message.When

Audio CD and MP3 mode25Audio+ If you eject one disc while playing anoth-er disc, the CD changer interrupts play-back. Playback continues once the disc

Audio CD and MP3 mode26AudioE Insert a CD (e page 23).Audio 20 loads the inserted medium and playback starts.orE Press the h function button.+ The fun

Audio CD and MP3 mode27AudioIn audio CD/MP3 modeE To pause playback: briefly press the 8 button.The x icon appears at the top left in the status bar.E

Welcome to Audio 20.Please familiarize yourself with your Audio 20 radio and read this Operator’s Manual before using it. This will help you to obtain

Audio CD and MP3 mode28AudioE To select a track: press the 9 or : button.E Press the 9 button.+ In MP3 mode, the list shows all the tracks in alphabet

Audio AUX mode29AudioThe following options are available to you:ONormal track sequenceO You hear tracks played back in the nor-mal order (e.g. track 1

Steering wheel with buttons30Audio+ Please see the respective operating in-structions for how to operate the external audio source.You can set the fol

31TelephoneVehicle equipmentSafety notesGeneral informationTelephony via the Bluetooth® interfaceMenu overviewEmergency calls "911"Reception

Safety notes32Telephone+ This Operator’s Manual describes all fea-tures, standard or optional, potentially available for your vehicle at the time of p

Telephony via the Bluetooth® interface33TelephoneUsing the Bluetooth® interface and a suitable cell phone, you can use the hands-free oper-ation funct

Telephony via the Bluetooth® interface34TelephoneIn preparation for making calls via the Blue-tooth® interface, you should check the fol-lowing items

Telephony via the Bluetooth® interface35Telephone+ The passcode is any one to sixteen-digit number combination which you can deter-mine yourself. You

Menu overview36Telephone+ On some cell phones, you have to set up the connection to Audio 20 again after en-tering the passcode (see the cell phone op

Emergency calls "911"37Telephone+ If you press the 6 button when the Telephone basic menu has already been called up, the calls dialed (redi

Phone book38Telephone+ Emergency calls may not be possible with all telephone networks or if certain net-work services and/or telephone functions are

Phone book39TelephoneE %QName.Entries in the phone book are displayed in alphabetical order. The search speller is active when more than 8 entries are

Phone book40TelephoneE To delete an entire entry: select 2 and press and hold the 9 button until the entire entry has been deleted.orE Press and hold

Call lists41TelephoneDeleting an entryE Select an entry.E Select OptionsQDelete.A prompt appears, asking whether the entry should be deleted.E Select

Using the telephone42TelephoneIf the caller’s name and number are among the entries in the audio system’s phone book and the caller has not withheld t

Using the telephone43TelephoneE To enter digits: Press the = or ; button to select the required digit.E Press the 9 button to confirm.E Repeat the pro

Using the telephone44TelephoneSwitching hands-free microphone on/off + This function is not supported by all cell phones.The menu bar changes when you

Steering wheel with buttons45TelephoneBasic information about operation using the steering wheel buttons can be found in the "At a glance" s

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47System settingsMenu overviewSetting the system languageDisplay settingsBluetooth® settingsResetting

3ContentsIndex . . . . . . . . . . . . . . . . . . . . . . . . . . . 4Introduction . . . . . . . . . . . . . . . . . . . . . 7At a glance. . . . . .

Menu overview48System settingsE Press the i function button.The System menu appears.E To switch off the display: select Display Off.E To switch on the

Display settings49System settingsYou can adapt the brightness of the audio display to the prevailing light conditions.+ The brightness detected by the

Resetting50System settingsYou can reset Audio 20 back to its factory settings. In this case, all data is lost, includ-ing personal settings (i.e. stat

4IndexAAudio AUX mode . . . . . . . . . . . . . . . . 29AuthorizingCell phone . . . . . . . . . . . . . . . . . . . . . 34Autostore . . . . . . .

Index5OOperating safety . . . . . . . . . . . . . . . . . 7Operating system . . . . . . . . . . . . . . . 10Operation . . . . . . . . . . . . . .

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7IntroductionYour vehicle may have some or all of the equipment described in this manual. There-fore, you may find explanations for optional equipment