See also:

Maximum allowable speeds
The following tables show the maximum speeds that are possible with each different gear. Never exceed the speed limit listed in the following table for each gear position except for brief acc ...

Center ventilators
Center ventilators Move the tab to adjust the flow direction. ...

When “CHECK DISC” is displayed
Press the eject button to unload the discs. Check that the disc is not damaged or scratched, and also check that the disc is inserted correctly. This message may appear when using some CD-RW discs ...