Chrysler 2007 Aspen Owner's Manual page 211

Press the rotary TUNE control a third time and TREBLE
will display. Turn the TUNE control to the right or left to
increase or decrease the Treble tones.
Press the rotary TUNE control a fourth time and BAL-
ANCE will display. Turn the TUNE control to the right or
left to adjust the sound level from the right or left side
speakers.
Press the rotary TUNE control a fifth time and FADE will
display. Turn the TUNE control to the left or right to
adjust the sound level between the front and rear speak-
ers.
Press the rotary TUNE control again to exit setting tone,
balance and fade.
RND/PTY Button (Radio Mode)
Pressing this button once will turn on the PTY mode for
5 seconds. If no action is taken during the 5 second time
out the PTY icon will turn off. Pressing the PTY button or
INSTRUMENT PANEL AND CONTROLS 211
turning the TUNE rotary knob within 5 seconds will
allow the program format type to be selected. Many radio
stations do not currently broadcast PTY information.
Toggle the PTY button to select the following format
types:
Program Type
No program type or un-
defined
Adult Hits
Alert Alert
Classical
Classic Rock
College
Country
Emergency Test
Foreign Language
Information
16 Digit-Character
Display
4
None
Adult_Hits
Alert Alert
Classical
Classic_Rock
College
Country
Emergency Test
Foreign_Language
Information