Lexus GS430 User Manual page 366

AUDIO
20L481
"Low quality discs
342
20L482
"Labeled discs
NOTICE
D Do not use special shaped, transparent/translucent,
low quality or labeled discs such as those shown in
the illustrations. The use of such discs may damage
the player or changer, or it may be impossible to eject
the disc.
D This system is not designed for use of dual discs. Do
not use dual discs because it may cause damage to
the player or changer.