See also:

Temperature A, B, C
The temperature grades are A (the highest), B, and C, representing the tire’s resistance to the generation of heat and its ability to dissipate heat when tested under controlled conditions on a specif ...

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 ...

When “CHECK DEVICE” is displayed
This message is displayed under the following conditions. - When there is a short in the USB bus - When a non-corresponding device (for example a USB mouse) is connected - When a non-correspo ...