+ e − e (Volume): Press the plus or minusbutton to increase or to decrease the radio volume.¨(Seek): Press the seek arrow to go to thenext radio station while in AM, FM, or XM™(if equipped). Press this button to go to thenext track or chapter while sourced to the DVDslot. Press the button to go to the next disc whilesourced to a CD or DVD changer, if multiplediscs are loaded.Radio ReceptionYou may experience frequency interferenceand static during normal radio reception if itemssuch as cellphone chargers, vehicle convenienceaccessories, and external electronic devicesare plugged into the accessory power outlet.If there is interference or static, unplug the itemfrom the accessory power outlet.AMThe range for most AM stations is greater than forFM, especially at night. The longer range can causestation frequencies to interfere with each other.For better radio reception, most AM radio stationswill boost the power levels during the day, and thenreduce these levels during the night. Static canalso occur when things like storms and power linesinterfere with radio reception. When this happens,try reducing the treble on your radio.FM StereoFM stereo will give the best sound, but FM signalswill reach only about 10 to 40 miles (16 to 65 km).Tall buildings or hills can interfere with FM signals,causing the sound to fade in and out.XM™ Satellite Radio ServiceXM™ Satellite Radio Service gives digital radioreception from coast-to-coast in the 48 contiguousUnited States, and in Canada. Just as with FM, tallbuildings or hills can interfere with satellite radiosignals, causing the sound to fade in and out.In addition, traveling or standing under heavyfoliage, bridges, garages, or tunnels may causeloss of the XM™ signal for a period of time. Theradio may display No Signl to indicate interference.314