References, To clean the disc, I cleaning the system – JVC SP-PWC60 User Manual

SP-THC40S, SP-THC40C, XV-THC50, XV-THC60, SP-PWC50, SP-THC60C, SP-PWC40, SP-THC40F, SP-THC50S, SP-THC60S, XV-THC40, SP-THC60F