Ford 2003 Mustang Owner's Manual page 43

The disc is dusty or defective.
The player's internal temperature is above 60°C
(140°F). Allow the player to cool down before
operating.
A disc with format and dimensions not within
industry standards is inserted.
Cleaning compact discs
Inspect all discs for contamination before playing. If
necessary, clean discs only with an approved CD
cleaner and wipe from the center out to the edge.
Do not use circular motion.
CD and CD changer care
Handle discs by their edges only. Never touch the
playing surface.
Do not expose discs to direct sunlight or heat
sources for extended periods of time.
Do not insert more than one disc into each slot of
the CD changer magazine.
Cleaning cassette player (if equipped)
Clean the tape player head with a cassette cleaning
cartridge after ten to twelve hours of play in order
to maintain the best sound and operation.
Cassette and cassette player care
Use only cassettes that are 90 minutes long or
less.
Do not expose tapes to direct sunlight, high
humidity, extreme heat or extreme cold. Allow
tapes that may have been exposed to extreme
temperatures to reach a moderate temperature
before playing.
Tighten very loose tapes by inserting a finger or
pencil into the hole and turning the hub.
Remove loose labels before inserting tapes.
Controls and features
43