Lexus GS300 1998 Owner's Manual page 260

20L038
"Correct "Wrong
D Handle compact discs carefully, especially when you set
them into the magazine. Hold them on the edge and do not
bend them. Avoid getting fingerprints on them,
particularly on the shiny side.
D Dirt, scrapes, warping, pin holes, or other disc damage
could cause the player to skip or to repeat a section of a
track. (To see a pin hole, hold the disc up to the light.)
AIR CONDITIONING AND AUDIO
247