System Description

DESCRIPTION
- Lexus Enform is a service*1 that allows the vehicle to receive information from the XM radio satellite and the call center and links the information to the navigation system. Lexus Enform permits the driver to use the received information, such as destination information, weather information, sports news and stock information on the navigation system multi display. The equipment for receiving this service is installed as standard.*2
- Lexus Enform provides the following services: Destination Assist, eDestination, Lexus Insider, XM NavTraffic, XM NavWeather, XM Stocks, XM Sports, Maintenance Reminder and Safety Connect system. For details about the Safety Connect system. Refer to SYSTEM DESCRIPTION .
- Lexus Enform consists mainly of a Lexus Enform applicable navigation system (Navigation Computer Sub-assembly), Telematics Data Communication Module (DCM (telematics transceiver)), satellite radio antenna, telephone antenna, navigation antenna (for safety connect) and telephone microphone assembly.
  HINT:
  - *1: Lexus Enform is a service available in the continental U.S., excluding Alaska and Hawaii. In addition, Canada, Mexico and unincorporated territories of the U.S. such as Puerto Rico are not included in the service area.
  - *2: The Lexus Enform service requires a Safety Connect subscription. XM NavTraffic and XM NavWeather both require separate subscriptions to receive their services. XM Sports and XM Stocks are included with the XM Radio subscription.

SYSTEM FUNCTION

FUNCTION OF MAIN COMPONENTS

Component		Outline
Telephone Microphone Assembly		The user's voice is received by the microphone module.
DCM (Telematics Transceiver)		Receives content information. Connects to the call center when the destination assist service or eDestination service is active. Sends the call center advisor's voice to the front speakers. Sends the vehicle mileage information signal to the call center.
Navigation Computer Sub-assembly		Receives the XM satellite radio information signals from the XM tuner built into the radio receiver (distributed from the broadcast such as content information, stock price information, sports related news and weather information). Receives the microphone voice signal.
Navigation Antenna Assembly		Receives the signals from the GPS satellites and transmits these signals to the navigation computer sub-assembly.
Telephone and GPS Antenna Assembly	SDARS (Satellite Radio Antenna)	Receives XM satellite radio signal.
	Telephone Antenna	This antenna is for a mobile phone. It is compatible with the transmission and reception of frequency bands of mobile phones. Transmits signals from the DCM (telematics transceiver) and receives signals from the call center.
	GPS Antenna	Receives the signals from the GPS satellites and transmits these signals to the DCM (Telematics Transceiver).
Stereo Component Amplifier Assembly		Sends the call center advisor's voice to the front speaker.
Remote Touch		Transmits the signals from its switch knob, seesaw switch, and various switches to the navigation computer sub-assembly.
Center Instrument Cluster Finish Panel Assembly - Multi-display		Receives the signals from the navigation computer sub-assembly and displays these signals.
Front Speaker		Outputs the call center advisor's voice.
Combination Meter Assembly		Sends the vehicle speed signal to the DCM (Telematics Transceiver) and to the navigation computer sub-assembly.

SERVICE FUNCTION

Service	Function
Destination Assist	Downloads the user's desired destination information after the call center is told the destination. Stores the information downloaded in the navigation system so that the information can be reused as required. Destination Assist is an in-vehicle service that allows subscribers to request directions to any location. Subscribers are connected to an agent through the Destination Assist soft key and may ask the agent to download the location of any destination to the navigation system in the vehicle. Agents are able to locate specific points of interest (POI's) by search terms, locate specific addresses, or provide Zagat-rated restaurants as Premium POI's. Agents are able to search for POI's using the distance from the vehicle, from a city, or from another POI. The vehicle device can store up to 5 POI's at a time, which can be added to the device queue as the first or last entry, or as a replacement for all entries.
eDestination	Allows the user to edit the destination information stored in the call center database through the Lexus.com owners web site using a personal computer. The edited information can be wirelessly downloaded from the call center database. The destination information can be separated into a maximum of 20 folders. Each folder can save up to 10 items.
Lexus Insider	Receives audio data content such as audio messages and articles, and allows the user to display, play and delete them via the vehicle audio system. Receives non user-specific content distributed via XM satellite radio and receives any user-specific content via the DCM (telematics transceiver).
XM NavTraffic	Displays traffic congestion information using icons, arrows and indicators on the navigation map according to the traffic information received via XM satellite radio.
XM NavWeather	Displays weather information received via XM satellite radio. Gives weather warnings issued within approx. a 25 km (15.5 mile) radius of the vehicle location through voice and graphics. Displays weather forecasts for 3 days when a city icon on the map is pressed or when the city name is selected from the list on the screen.
XM Stocks	Displays stock price information received via XM satellite radio. Displays up to 10 user registered stock symbols and their price information.
XM Sports	Displays sports related news received via XM satellite radio. Allows the user to register up to 5 teams.
Maintenance Reminder	Determines the maintenance timing recommended by dealers according to the vehicle mileage information signal that is sent from the DCM (telematics transceiver).