2010 Chevrolet Cobalt Owner's Manual - Page 211

Notice: If a label is added to a CD, or more than one CD is inserted into the slot at a time, or an attempt is made to play scratched or damaged CDs, the CD player could be damaged. While using the CD player, use only CDs in good condition without any label, load one CD at a time, and keep the CD player and the loading slot free of foreign materials, liquids, and debris. If an error displays, see "CD Messages" earlier in this section. To use a portable audio player, connect a 3.5 mm (1/8 in) cable to the radio's front auxiliary input jack. When a device is connected, press the radio CD/AUX button to begin playing audio from the device over the vehicle speakers. O (Power/Volume) : Turn to adjust the volume. Additional volume adjustments may have to be made from the portable device if the volume is too quiet or not loud. BAND : Press to listen to the radio while a portable audio device is connected to the auxiliary input. The portable audio device continues playing until it is stopped or turned off. CD/AUX (CD/Auxiliary) : Press to play a CD while a portable audio device is connected to the auxiliary input. Press again and the system begins playing audio from the connected portable audio player. If a portable audio player is not connected, No Aux Input Device may display. Using the Auxiliary Input Jack The radio system may have an auxiliary input jack located on the lower right side of the faceplate. This is not an audio output; do not plug the headphone set into the front auxiliary input jack. An external audio device such as an iPod®, laptop computer, MP3 player, CD changer, etc. can be connected to the auxiliary input jack for use as another audio source. Drivers are encouraged to set up any auxiliary device while the vehicle is in P (Park). See Defensive Driving on page 5‑2 for more information on driver distraction. 4-65