Toyota Lexusc Owner's Handbook Manual page 388

(a) Inserting the disc
Insert the disc into the slot with the label side up.
If the label faces down, the disc cannot be played. In this case,
"DISC CHECK" appears on the screen.
If a disc which is not playable is inserted, "DISC CHECK" will
also appear on the screen. For appropriate discs for this
player, see "Car audio/video system operating hints" on page
418.
NOTICE
Never try to disassemble or oil any part of the DVD
player. Do not insert anything other than a disc into the
slot.
The "DISC" indicator light turns on while the disc is loaded.
The player will play the track or chapter, and it will play from the
beginning of the track or chapter again after it reaches the end.
AUDIO
369