manual para novatos

Hola tengo en tomtom xl el cual quiero actualizar los mapas. He estado mirando por el foro pero no me entero. Existe algún manual que vaya paso a paso para principiantes?
que archivos tengo que instalar y de donde y como los bajo? Tengo demasiadas preguntas.
estos son los datos de mi gps.
DeviceName=TomTom XL
DeviceVersionHW=ONE XL (v9)
DeviceSerialNumber=RB4398B06988
DeviceUniqueID=AKUHY DAM9E
RamDiskVersion=20080613
BootLoaderVersion=55019
LinuxVersion=198799
ApplicationVersionVersionNumber=8014
ApplicationVersion=9372
UserLanguage=Español
UserName=RB4398B06988
LastConnectionTime=Never
GPSFirmwareVersion=
BuiltInColorScheme0=Belgica
BuiltInColorScheme1=Brittanica
BuiltInColorScheme2=America
BuiltInColorScheme3=Germanica
BuiltInColorScheme4=Australia
BuiltInColorScheme5=Deuteranopia
BuiltInColorScheme6=Greys
BuiltInColorScheme7=Antarctica
BuiltInColorScheme8=Africa
BuiltInColorScheme9=Astra
CurrentColorSchemeBuiltIn=0
CurrentVoiceInfo=Marta
CurrentMap=Western_Europe_1GB
CurrentMapVersion=825.2159
Traffic=N
CurrentFuelpricesType=
CurrentFuelpricesTypeString=
CurrentFuelpricesLastFullUpdate=
ValueRatio=CPSLf3Ycr8o3OfXEvw==
Features=PlusDownloadDynamic,PlusDownloadGeneral,PlusDownloadMap,PlusDownloadPOI,PlusDownloadScheme,PlusDownloadUpgrade,PlusDownloadVoice,PlusDownloadRingTone,PlusMessageNotification,PlusPushChannel,PlusTraffic,PlusWeather,PlusEphemeris,PlusBuddies,PlusMobileSafetyCameras,PlusRoadConditions,PlusFixedSafetyCameras,PlusFuelPrices,HDTraffic,PlusOnlineCamera,PlusTripReporting,HomeBackup,Newyork,Newyork1Dot6,Itinerary,Caymann,Durham,CarSymbol,RDSTMC,Prague,SDSlot,InternalFlash
SupportedPatchTypes=1F
NrSupportedErrorTypes=132
UserPatchDatVersion=102
CompressedPatchVersion=150
MapServerPatchDatVersion=104
DeletedPoiDatVersion=200
ServerLineIndexDatVersion=102
ServerNameIndexDatVersion=102
MapShareSupportedProviders=203
CharacterSet=Latin-1