2005 Mercedes C-Class Owner's Manual - Page 207

Controls in detail Audio system Playing tracks You have the following options: Audio system with CD changer*: selecting CDs Direct track entry Track skip forward/reverse Fast forward/reverse Scan Random tracks Repeat track You can select from among the inserted CDs with buttons R to 6. R = CD player in the audio unit 1 to 6 = CDs in the CD changer* The magazine slot number of the selected CD appears next to CD in the display, and the number of the currently played track appears next to TRACK. Direct track entry Selecting CDs in the audio unit with CD changer* i If there is no CD in the selected magazine slot, NO CD appears in the display with the corresponding slot number. You can make a direct selection from among the tracks on a CD. Press * button. Enter track number using buttons 1 to R. 205