phone MERCEDES-BENZ A-CLASS SEDAN 2020 Service Manual
[x] Cancel search | Manufacturer: MERCEDES-BENZ, Model Year: 2020, Model line: A-CLASS SEDAN, Model: MERCEDES-BENZ A-CLASS SEDAN 2020Pages: 570, PDF Size: 43.59 MB
Page 349 of 570
Connect
ingMer cedes- BenzLinkwithth e
mu ltim edia system
Re quirement s:
R The vehicle iseq uipped withth eMer cedes-
Benz Linkcontrol bo x.
R The Mercedes- BenzLinkappisins talled on
th emobile phone.
R The mobile phoneisswitc hedon.
R Mer cedes- BenzLinkiscon nect edtothemul‐
timedia system viatheç USBportusing
a suit able cable (/page37 0).
% Thefirs tacti vatio nof Me rcedes-B enzLink
on themultimedia system mus tbe car ried
out when theve hicle isstatio naryfo rsaf ety
re ason s. Mult
imed iasystem:
4 © 5
Mercedes me&Apps
5 Smart phone 5
Mercedes- BenzLink
5 Start Mercedes- BenzLink
Ac cep ting/r eject ingtheda ta protection reg‐
ulat ions
Fo rth einitial star tof theapplication: amessag e
wit hth edat apr otect ion prov ision sappear s. #
Selec tAc cept &St art .
Quit ting Mercedes-B enzLink #
Press the00E2 button.
% Mer cedes- BenzLinkstar ts aut omat ically
when itis con nectedwit hth esy stem using a
cable. IfMer cedes- BenzLinkwasno tdis‐
pla yedin thefo re ground beforedisconn ect‐
ing, theapplication star ts inthebac kground
when reconnect ed.Youcan callup
Mer cedes-Ben zLin kusin gth emain menu.
Yo ucan find mor einf orma tionin theMer cedes-
Benz Linkcontrol bo xoper ating instruction s. Calling
upMer cedes-Benz Linksound set‐
tings
Multimedia system:
4 © 5
Mercedes me&Apps
5 Smart phone 5
Mercedes- BenzLink
5 Z #
Select soundsettings.
Ending Mercedes-Benz Link #
Disc onnect thecon nect ingcable between
Mer cedes- BenzLinkandthemultimedia sys‐
te m.
% Mer cedes-Benz recomme ndsdisconnecti ng
th econ nect ingcable onlywhen theve hicle
is statio nary. MBUX
multimedia system 34
7
Page 350 of 570
App
leCar Play® Ov
ervie wof App leCar Play® &
WARNIN GRisk ofdist ra ction from infor‐
mati onsystems andcomm unication s
eq uipment
If yo uoper ateinf ormat ionand comm unic a‐
tio neq uipme ntintegratedin theve hicle
when driving, youwill bedistract edfrom the
tr af fic situ ation. Thiscou ldalso cau seyouto
lose control of theve hicle. #
Onlyoper ateth is eq uipmen twhen the
tr af fic situ ation per mits. #
Ifyo ucan notbe sur eof this, stop the
ve hicle whilstpa ying attention toroad
and traffic condi tions andoperate the
eq uipment withth eve hicle statio nary. Yo
umus tobse rveth eleg alrequ iremen tsforth e
cou ntryin whi chyouar ecur rentl ydr ivi ng when
op erati ng themultimedia system.
iPhone ®
func tionscan beused viathemultime‐
dia system using Apple CarPla y®
.The yar eoper‐
at ed using theto uc hsc reen, touc hpad, Touc h Con
trol or theSir i®
vo ice- oper ated con trol sys‐
te m. Youcan activat eth evo ice- oper ated con trol
sy stem bypressing andholding the£ button
on themultifunc tionsteer ing wheel.
When usingApple CarPla y®
via thevo ice- oper‐
at ed con trol system, themultimedia system can
st ill be opera tedvia theVo ice Cont rolSy stem
(/ page229).
Onl yone iPhone ®
at atime canbecon nect edvia
Apple CarPla y®
wit hth emultimedia system.
Also foruse ofApple CarPla y®
wit htw ophone
mode, onlyone additional mobilephone canbe
connect edusing Blue tooth®
wit hth emultimedia
sy stem.
The availabilit yof App leCarPla y®
ma yva ry
acc ordin gto thecount ry.
The service prov ider isresponsible forth is appli‐
cat ion and theser vices andcontent conne cted
to it.
Apple CarPla y®
is are gis tere dtra demar kof
Apple Inc. Inf
ormat iononApple CarPla y®
When Apple CarPla y®
is being used,theiPod ®
media sourceisno tav ailable forth ere spectiv e
iPhone ®
.
Onl yone routeguidan cecan beact ive at atim e.
If ro uteguidan ceisact ive on themultimedia sys‐
te m, itis closed whenrouteguidan ceisstar ted
on themobile phone.
Connecting aniPhone ®
via Apple CarPla y®
(cable)
Re quirement s:
R The current version ofyour devic e's operat‐
ing system isbeing used(seethemanuf ac‐
tur er's oper ating instruction s).
R Ther eis an Interne tcon nect ionforth efull
ra ng eof func tions forApple CarPla y®
.
R The iPho ne®
is connect edtothemultimedia
sy stem viatheUSB portç using asuit a‐
ble cable (/page37 0). 34
8
MBUX multimedia system
Page 351 of 570
Multimedia
system:
4 © 5
Mercedes me&Apps
5 Smart phone 5
Apple CarPlay
5 Start Apple CarPlay #
Alternativ e:Ifan Apple CarPla y®
application
is activ e(e.g. when music isbeing playedor
ro uteguidan ceisact ive), youcan callupthe
act ive applic ationusin gth e|, zor
002B application buttons (/page260).
% Contr olusing theapplication buttons canbe
switc hedonoroff(/ page349).
Ac cep ting/r eject ingtheda ta protection reg‐
ulat ions
Fo rth einitial star tof theapplication: amessag e
wit hth edat apr otect ion prov ision sappear s. #
Selec tAc cept &St art .
Exitin gApp leCar Play® #
Press the00E2 button.
% Apple CarPla y®
star ts aut omat icallywhen
th eiPhone ®
is con nect edwithth esy stem
using acable. IfApple CarPla y®
wa sno tdis‐
pla yedin thefo re grou nd before discon nect‐ ing,
theapplication star ts inthebac kground
when reconnect ed.Youcan callupApple
CarPla y®
in themain menu.
Calling upApple CarPla y®
sound settings
Multimedia system:
4 © 5
Mercedes me&Apps
5 Smart phone 5
Apple CarPlay 5
Z #
Select soundsettings.
Se tting contr olof theap plica tionbuttons
(Apple CarPlay®
)
Multimedia system:
4 © 5
Mercedes me&Apps
5 Smart phone 5
Apple CarPlay 5
Z
5 General #
Toswitc hon Control viaApplication Buttons:
activ ateth edispla ybutt on. #
Toswitc hof fControl viaApplication Buttons:
deactiv ateth edispla ybutt on.
Ending AppleCarPla y® #
Toend theconnecti onofApp leCar ‐
Pla y®
(wit hcable): disconnect thecon nec‐ tion
viathecon nect ingcable between the
mobil ephone andmultime diasystem.
% Mer cedes- Benzrecomme ndsdisconnecti ng
th econ nect ingcable onlywhen theve hicle
is statio nary. Andr
oidAuto Andr
oidAutoove rview &
WARNIN GRisk ofdist ra ction from infor‐
mati onsystems andcomm unication s
eq uipment
If yo uoper ateinf ormat ionand comm unic a‐
tio neq uipme ntintegratedin theve hicle
when driving, youwill bedistract ed from the
tr af fic situ ation. Thiscou ldalso cau seyouto
lose control of theve hicle. #
Onlyoper ateth is eq uipmen twhen the
tr af fic situ ation per mits. #
Ifyo ucan notbe sur eof this, stop the
ve hicle whilstpa ying attention toroad
and traffic condi tions andoperate the
eq uipment withth eve hicle statio nary. MBUX
multimedia system 34
9
Page 352 of 570
Yo
umus tobse rveth eleg alrequ iremen tsforth e
cou ntryin whi chyouar ecur rentl ydr ivi ng when
op erati ng themultimedia system.
Mobile phonefunctionscan beused with
An droid Autousin gth eAn droid oper ating sys‐
te m on themultimedia system. Itis oper ated
using theto uc hsc reen orthevo ice- opera ted
contr olsystem. Youcan activat eth evo ice- oper‐
at ed con trol system bypressing andholding the
£ buttononthemultifunc tionsteer ing wheel.
When usingAndroid Autovia thevo ice- opera ted
contr olsystem, themultimedia system can still
be opera tedvia theVo ice Cont rolSy stem
(/ page229).
Onl yone mobile phoneatatime canbecon nec‐
te dvia Android Autowit hth emultimedia sys‐
te m.
Also foruse ofAndr oidAutowit htw ophon e
mode ,onl yone addit ional mobile phonecan be
con nectedusing Bluetooth®
wit hth emultimedia
sy stem.
The availabilit yof An droid Autoand Android Auto
apps mayva ry acc ordin gto thecount ry. The
service prov ider isresponsible forth is appli‐
cat ion and theser vices andcontent conne cted
to it.
Inf orma tion onAndr oidAuto
If amobil ephone isused withAndr oidAuto,
USB access usingthemedia menuisno tpossi‐
ble forth is mobile phone.
Onl yone routeguidan cecan beact ive at atim e.
If ro uteguidan ceisact ive on themultimedia sys‐
te m, itis closed whenrouteguidan ceisstar ted
on themobile phone.
Connecting amobile phoneviaAndr oidAuto
(wir ed)
Re quirement s:
R The mobile phonesuppor tsAn droid Auto
fr om Andr oid5.0.
R The Andr oidAutoapp isins talled onthe
mobil ephone.
R Inorder touse thete lephon efunc tions,the
mobil ephone mustbe connect edtothemul‐
timedia system viaBlue tooth®
( / pag e334 ). If
th er ewa sno prior Interne tconn ection, this
is es tab lished withth euse ofthemobile
phone withAn droid Auto.
R The mobile phoneisconn ectedtothemulti‐
media system viatheUSB portç using a
suit able cable (/page37 0).
R Thereis an Inte rn et connecti onforth efull
ra ng eof func tions forAndr oidAuto.
Multimedia system:
4 © 5
Mercedes me&Apps
5 Smart phone 5
Android Auto
5 Start Android Auto #
Alternativ e:Ifan Android Autoapplic ationis
act ive (e. g.when music isbein gpla yedor
ro uteguidan ceisact ive), youcan callupthe
act ive applic ationusin gth e|, zor
002B application buttons (/page260).
% Contr olusing theapplication buttons canbe
switc hedonoroff(/ page35 1).
% The firs tacti vatio nof Andr oid Au toon the
multime diasystem mus tbe car ried out
when theve hicle isstatio naryfo rsaf etyre a‐
son s. 350
MBUXmult imed iasystem
Page 353 of 570
Ac
cep ting/r eject ingtheda ta protection reg‐
ulat ions
Fo rth einitial star tof theapplication: amessag e
wit hth edat apr otect ion prov ision sappear s. #
Selec tAc cept &St art .
Exitin gAndr oidAuto #
Press the00E2 button.
% Android Autostar ts aut omat icallywhen the
mobil ephone isconnect edwithth esy stem
using acable. IfAn droid Autowa sno tdis‐
pla yedin thefo re ground beforedisconn ect‐
ing, theapplication star ts inthebac kground
when reconnect ed.Youcan callupAndroid
Au tointhemain menu.
Calling uptheAndr oidAutosound settings
Multimedia system:
4 © 5
Mercedes me&Apps
5 Smart phone 5
Android Auto 5
Z #
Select soundsettings. Se
tting contr olof theap plica tionbuttons
(Andr oidAuto)
Multimedia system:
4 © 5
Mercedes me&Apps
5 Smart phone 5
Android Auto 5
Z
5 General #
Toswitc hon Control viaApplication Buttons:
activ ateth edispla ybutt on. #
Toswitc hof fControl viaApplication Buttons:
deactiv ateth edispla ybutt on.
Ending AndroidAuto #
Toend theconnecti onofAndr oidAuto
(wit hcable): disconnect thecon nect ionvia
th econ nect ingcable between themobile
phone andmultimedia system.
% Mer cedes- Benzrecomme ndsdisconnecti ng
th econ nect ingcable onlywhen theve hicle
is statio nary. Tr
ansf erre dve hicl edata withAndroidAuto
and Apple CarPla y® Ov
ervie wof transf erre dve hicl edata
When using Andr oidAutoor Apple CarPla y®
,cer‐
ta in vehicle datais transf erredto themobile
phone. Thisenables youto getth ebes tout of
select edmobile phoneservices. Vehicle datais
no tdir ectl yaccessible.
The follo wing system information istransmit ted:
R Softwarere lease ofthemultimedia system
R System ID(anon ymized)
The transf erofthis dat ais used tooptimize com‐
munication between theve hicle andthemobile
phone.
To do this, and toassig nse veralve hicles tothe
mobil ephone, ave hicle identif ierisrando mly
ge ner ated .
Thi sha sno conne ctionto theve hicle identif ica‐
tion number (VIN)andisdele tedwhen themulti‐
media system isrese t(/ page290).
The follo wing drivin gst atus datais trans mitted:
R Trans miss ionposit ionengaged MBU
Xmult imed iasystem 35
1
Page 355 of 570
Yo
ucan find informa tionon thefo llo wing topics:
R Activati on ofMe rcedes meconnect
R Oper ating theve hicle
R Near estaut hor ized Mercedes-Ben zCent er
R Other products andservices from Mer cedes-
Benz
Dat ais transf erreddur ing thecon nect iontothe
Mer cedes-Ben zCus tomer Cent er(/ page353).
Call ingtheMer cedes- BenzCustomer Center
usi ng the multi mediasy stem
Re quirement s:
R Access toaGSM networkis available.
R The contract partner' sGSM networkco ver‐
ag eis available inthere spectiv ere gion.
R The ignition mustbe switc hedonsothat
ve hicle datacan betransf erredaut omati‐
cally . Multimedia
system:
4 © 5
Phone 5
g #
Call Mercedes meconnect.
Af terconf irmation, themultimedia system
sends there qu ired vehicle data.The data
tr ansf erissho wninthemedia display.
Then, youcan selectaser viceand beconn ect ed
to aspec ialistat theMer cedes- BenzCustomer
Cent er.
Fu rther information onMer cedes meconn ect,
th epr ov ided service scopeand opera tionare
av ailable at:ht tp :/ /m anuals .daimler .com/ baix/
car s/con nectme/e n_GB/ index.html
Ar ranging aser vice appointment viaa
Mer cedes mecall
If yo uha ve act ivat ed themaint enanc emanag e‐
ment service, releva nt vehicle datais transf erred
aut omat icallyto theMer cedes- BenzCustomer
Cent er.Yo uwill then recei veindiv idual recom‐
mend ations rega rding themaint enanc eof your
ve hicle.
Re gardless ofwhe ther youha ve conse nted to
th emaint enanc emanag ement service, themulti‐ media
system reminds youaf te ra cer tain
amount oftim eth at aser viceis due. Apr om pt
appear sask ing ifyo uwo uld liketo mak ean
app ointment. #
Toarra ng easer vice appointment :select
Call .
Af teryo ur agr eem entth eve hicle datais sent
and aMer cedes-Ben zCus tomer Cent er
em ployeedeals withyo ur appoin tment.The
inf ormat ionisthen sent toyour desir ed
ser viceout let.
This willcontact youto conf irm theappoint‐
ment andifneces sarycon sult about the
de tails.
% Ifyo usele ctLat erafte rth eser vice messag e
appear s,themessag eis hidden andreap‐
pear saf te ra cer tain per iod oftim e.
Tr ansf erre ddata during aMer cedes mecall
The data trans ferred dur ing aMer cedes mecall
depends onwhic hser vice isselect edinthe
vo ice con trol system and whether Mer cedes me
con nect services areactiv ated. MBUX
multimedia system 353
Page 357 of 570
cal
lth enation alemer gency service sfirs tus ing
th est andar dnat ionalemer gency service phone
num bers.In eme rgenci es,youcan also usethe
Mer cedes-Ben zemer gency callsy stem
(/ page35 7).
Obser vethecon ditions ofuse forMer cedes me
connect andother services. These canbe
obt ained intheMer cedes meportal:htt ps:/ /
me. secur e.mercedes -benz.com
Fu rther information aboutMercedes meconn ect
ser vices canbeobt ained intheMer cedes me
por tal:htt ps:/ /me .secure.m ercedes -benz.com
Inf orma tion onMer cedes meconnect acci‐
dent andbreakd ownmana gemen t
The accident and brea kdo wnmanag eme ntcan
incl udeth efo llo wing functions:
R Supplem enttotheMer cedes- Benzemer‐
ge ncy callsy stem (/ page35 7)
If neces sary,thecon tact per son atthe
Mer cedes-Ben zemer gency callcent erfor‐
wa rdsth ecall toMer cedes meconn ect
br eakdo wnand accident management. For‐
wa rding thecall isho we verno tpossi bleinall
countr ies. R
Breakdo wnassi stanc eby amec hanicon
loc atio nand/ ortheto wing away oftheve hi‐
cle tothenear estaut hor ized Mercedes- Benz
Cent er
Yo uma ybe charge dfo rth ese services.
Mor einf ormation aboutMercedes meconnect
ser vices canbeobt ained intheMer cedes me
por tal:htt ps:/ /me .secure.m ercedes -benz.com
Data transf erre ddur ing Mer cedes mecon‐
ne ct cal lse rvices
The datatransf erreddur ing aMer cedes mecon‐
nec tcall depends onthere ason thecall wasini‐
tiat ed, whic hser vice isselect edinthevo ice
con trol system and whic hMer cedes meconnect
ser vices areactiv ated.
Whic hdat ais transf erredfo rth eser vices canbe
ta ke nfrom thecur rentl yva lid term sof use.
These canbeobt ained intheMer cedes mepor‐
ta l:htt ps:/ /me .secure.m ercedes -benz.com Mer
cedes meand apps Inf
orma tion about Mercedes me
When youlog inwit hauser accoun tto the
Mer cedes meportal,th en ser vices andoffers
fr om Mer cedes-Benz willbe available toyou.
Av ailabilit yis coun try- dependen t.
Fo rmor einf ormation consult anauthor ized
Mer cedes-B enzCent eror visit theMer cedes me
por tal:htt p:/ /me .secure.m ercedes -benz.com
% Mak esur eyo ualw ayske ep theMer cedes
me apps updat ed.
Calling uptheMer cedes meuser accoun t
Multi media system:
4 © 5
Mercedes me&Apps
Yo ur vehicl eis co nne cted with auser
acc ount #
Select Merced esme.
Inf ormation aboutthecon nect eduser
account appears. MBUX
multimedia system 355
Page 358 of 570
Yo
ur vehicl eis no tye tco nn ectedwi th ause r
acc oun t #
Sele ctMerce desme. #
The instructi ons forcr eating auser account
and connecting theve hicle withth is follo w
on themedia display.
% Ifth eMer cedes meapp isavailable ona
mobi lephon e,theve hicle connection canbe
accom plished usingtheQR code shown.
Calling uptheMer cedes meservices
Re quirement s:
R The vehicle isconn ectedwithth euser
account .
Multimedia system:
4 © 5
Mercedes me&Apps #
Select Services.
Wi thin theva rious categor iesyoucan seethe
Mer cedes meservices youha ve already pur‐
ch ased andalso those still available topur‐
ch ase. To
act ivat eor deac tivateth eser vices, login
to your user accoun tin theMer cedes me
por tal.
Dele ting aconnection betw een auser
account andtheve hicl e
Re quirement s:
R The (vehicle) profile oftheuser account that
wa sfirs tconne cted with theve hicle isselec‐
te d.
R The profile issync hroniz ed(/ page263 ).
R APIN has been set.
Multimedia system:
4 © 5
Mercedes me&Apps
5 Mercedes me #
Select DeleteVehicle Assignment. #
Enterth ePIN ofthecon nect eduser account .
% Onlyth euser ,whose useraccount wasfirs t
connect edwith theve hicle candeletethe
connecti onbetween allus er acco unts and
th eve hicle. Mer
cedes-Benz emergency callsystem Inf
orma tion ontheMer cedes- Benzemer‐
ge ncy callsystem
Yo ur vehicle iseq uipped withth eMer cedes- Benz
emer gency callsy stem ("eCall ").This featur ecan
help save lives intheev ent ofan acciden t.eCall
in no wayre places assistance prov ided from
dialing 911.
Mer cedes-Ben zeCall onlyfunct ionsinareas
wher emobile phonecoverage isavailable from
th ewir eless service prov ider s.Insuf ficie ntnet‐
wo rkcoverage from thewir eless service prov id‐
er sma yre sult inan emerg encycallnotbeing
tr ansmitt ed.
eCal lis ast andar dfeatur ein your Mer cedes-
Ben zve hicle. Inorder tofunction asintended ,
th esy stem relies onthetransmission ofdat a
de tailed inthe"Mer cedes- Benzemergency call
sy stem datatra nsmiss ion"sectionthat follo ws
( / pag e358).
To disable eCall,acus tomer mustvisit an
au thor ized Mercedes-B enzService depar tment
to deactiv ateth eve hicle's communication mod‐
ule. 356
MBUX multimedia system
Page 359 of 570
Deact
ivat ion ofthis mod ulepreve nts the
act ivat ion ofanyand allMer cedes mecon‐
nect services. Afterthe deactivatio nof
eC all,aut omati ceme rgency calland manua l
emer gency callwill notbe availab le.
The igniti onmus tbe swi tched onbef orean auto‐
matic emerg encycallcan bemade .
% eCallis activ ated atthefa ct or y.
% eCall canbedeactiv ated byan aut hor ized
Mer cedes-Ben zdealer .Please note that in
th eeve ntow ner shipof theve hicle istrans‐
fe rred toano ther ow ner inits deacti vated
st at e, eCall willremain deactivated unles s
th ene wow ner visits an author ized
Mer cedes-B enzdealer shiptoreact ivat eth e
sy stem.
Ov ervie wof theMer cedes- Benzemergency
call system
eCall canhelp toreduce thetime between an
acciden tand thear riva lof emer gency service s
at thesit eof theacciden t.Ithelps locatean
acciden tsit ein places that aredif ficul tto
acc ess. However,eve nif ave hicle iseq uipped
wit heCal l,th is does notmean thesy stem isON. As
suc h,eCall doesnotre place dialing 911in the
eve ntofan acci dent.
An eme rgency callcan bemade automatical ly
( / pag e35 7) or manuall y(/ page358 ).Onl y
mak eemer gency callsifyo uor other sar ein
need ofrescue.
Onl ymak eemerg encycallsifyo uor other sar e
in need ofrescue. Donotmak ean emer gency
cal lin theeve ntofabr ea kdo wnorasimil arsit‐
ua tio n.
No tificatio nin the multi mediasy stem dis‐
pla y:
SOS NOT READY :th eignition isno ton oreCall
no tav ailable.
Dur ing anact ive emer gency call,0053 appe ars
in thedispla y.
Yo ucan find mor einf orma tionon there gional
av ailabilit yof eCall at:ht tp s:// www .merced es-
ben z-mobi le.com /extra /eca ll/
% Ifth er eis amalfunct ionintheMer cedes-
Benz emergency callsy stem (e.g. amalfunc‐
tion withth espeak er,micr ophone, airbag,
SOS button), acor responding message appea
rsinthemultifunc tiondispla yof the
ins trumen tclus ter.
Tr igg ering anaut omat icMer cedes‑B enz
emer gency call
Re quirement s
R The ignit ionisswitc hedon.
R The star terbatt eryis suf ficie ntlych arge d.
The Mercedes‑ Benzemer gency callsy stem trig‐
ge rs an emer gency callau tomatical lyin thefo l‐
lo wing cases :
R Afteractiv ation ofthere stra int systems such
as airbags orEmer gency Tensi oni ng Device s
af te ran accide nt.
R Afteran automatical lyinitia tedemer gency
st op byActiveEmerg encyStop Assis t.
The emer gency callha sbe en ma de:
R Avo ice con nection ismade tothe
Mer cedes‑Ben zemer gency callcent er.
R Ames sage withacc iden tdat ais transm itted
to theMer cedes‑ Benzemergency callcent er. MBUX
multimed iasystem 35
7
Page 366 of 570
Dep
endingonthecount ry,dat avo lume may
need tobe pur chased.
R Afast Int erne tconnection fordat atransmis‐
sion free ofinterfere nce.
% Newda ta volumes canbepur chased inthe
Mer cedes meportal
% The funct ionsandservices arecount ry-
dependen t.Fo rmor einf ormation, consultan
au thor ized Mercedes-B enzCent er.
Multimedia system:
4 © 5
Radio #
Select TuneIn Radio.
The TuneIn menu appe ars. The last statio n
se tst ar ts pla ying .
% The connectionqu alit ydepen dson thelocal
mobile phonerecep tion. 36
4
MBUX multime diasy stem