Cadillac 2011 STS Owner's Manual page 293

The air is very humid. If so, wait about an hour and
try again.
The format of the CD might not be compatible. See
Using an MP3 on page 4 108 later in this section.
A problem may have occurred while burning
the CD.
The label could be caught in the CD player.
If the CD is not playing correctly for any other reason,
try a known good CD.
If any error occurs repeatedly or if an error cannot be
corrected, contact your dealer. If the radio displays an
error message, write it down and provide it to your
dealer when reporting the problem.
The four keys located on each side of the radio display
can be configured to adjust the radio features and other
non-radio related features. The configurable keys can
be changed at any time. Once a feature is programmed
to a key, the feature does not display when
programming the remaining configurable keys.
To program the configurable radio display keys:
1. Press to enter the main menu.
2. Turn until SETUP displays.
3. Press to enter into SETUP.
4. Turn until CONFIGURE DISPLAY KEYS
displays.
5. Press to enter into CONFIGURE
DISPLAY KEYS.
6. Turn and then press
key to be changed. The currently assigned feature
displays.
7. Turn to find the feature that will be stored to
the key.
8. Press to select the desired feature. The
display updates by showing the symbol of the
feature selected next to the configurable key.
9. Repeat the previous steps for each
configurable key.
to select the configurable
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