Ram Trucks 2007 3500 (Diesel) - Manual (Page 220)

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 speakers.
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
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
16 Digit-Character
Display
No program type or
undefined
None
Adult Hits Adult_Hits
Alert Alert Alert Alert
Classical Classical
Classic Rock Classic_Rock
College College
Country Country
Emergency Test Emergency Test
Foreign Language Foreign_Language
Information Information
220 UNDERSTANDING YOUR INSTRUMENT PANEL