Automatic cleaning of read write heads in optical disc drive - has cleaning cassette with brushes automatically loaded into position against head

摘要

An optical disc system can be in the form of a disc drive unit that is supplied with disc cassettes automatically selected and loaded from a built in magazine. One of the specific location carries a cleaning disc cassette (12) that has cleaning brushes (13) on the underside. The cassette handling system (1) inserts the cassette through a front aperture. The cassette is lowered into position such that the brushes engage with the surface of the optical head (6), which is moved radially across the surface of the brush. After use the cassette is automatically removed and returned to the storage location. ADVANTAGE - Provides automatic head cleaning without need for service personnel.