2010 Mercedes R-Class Owner's Manual - Page 210

251_AKB; 4; 52, en-US d2ureepe, 2009-03-23T09:22:52+01:00 - Seite 208 Version: 2.11.8.1 208 Useful features monitoring services, connection and cellular air time. Rvehicle Rthe To adjust the speaker volume during a Tele Aid call do the following: X battery power is available. relevant cellular phone network and GPS signals are available and pass the information on to the Response Center. Press button W or X on the multifunction steering wheel. Use the adjustment button on your COMAND system. or X Controls in detail i Location of the vehicle on a map is only possible if the vehicle is able to receive signals from the GPS satellite network and pass the information on to the Response Center. The Tele Aid system (Telematic Alarm Identification on Demand) The Tele Aid system consists of three types of response: RAutomatic RRoadside System self-test The system performs a self-test after you have switched on the ignition. and manual emergency G Warning! A malfunction in the system has been detected if any or all of the following conditions occur: RThe indicator lamp in the SOS button does not come on during the system self-test. RThe Assistance RInformation The Tele Aid system is operational providing that the vehicle's battery is charged, properly connected, not damaged, and cellular and GPS coverage is available. The Tele Aid system utilizes the cellular network for communication and the GPS (Global Positioning System) satellites for vehicle location. If either of these signals are unavailable, the Tele Aid system may not function and if this occurs, assistance must be summoned by other means. indicator lamp in Roadside Assistance button º does not come on during the system self-test. indicator lamp in Information button E does not come on during the system self-test. indicator lamp in the SOS button, Roadside Assistance button º, or Information button E remains illuminated constantly in red after the system self-test. message Tele Aid Inoperative or Tele Aid Not Activated appears in the multifunction display after the system selftest RThe RThe RThe i A Tele Aid call cannot be canceled. Even if the Tele Aid system is not activated or operational, the system will attempt to connect the respective call. This may take as long as five minutes or more. As long as the Tele Aid system attempts to connect a call, you cannot operate the COMAND system. Also, most functions in the control system, such as the telephone function, are suspended. Therefore, it is not advisable to initiate any Tele Aid call unless the Tele Aid system is activated and operational. If a malfunction is indicated as outlined above, the system may not operate as expected. In case of an emergency, help will have to be summoned by other means. Have the system checked at the nearest Mercedes-Benz Center or contact the Response Center at 1-800-756-9018 (in the USA) or 1-888-923-8367 (in Canada) as soon as possible.