Sony AVD-S500ES Operating Instructions Manual page 10

• Do not use solvents such as benzine, thinner,
commercially available cleaners, or anti-static
spray intended for vinyl LPs.
This receiver can only play back a standard
circular disc. Using neither standard nor circular
discs (e.g., card, heart, or star shape) may cause
a malfunction.
Do not use a disc that has a commercially
available accessory attached, such as a label or
ring.
10 US