See also:

Photosensors
The mirror has a photosensor attached on both the front and back sides. During nighttime driving, these sensors detect distracting glare from vehicle headlights behind you and automatically dim ...

When CD is in the player (type A)/ When playing back all CDs in the player (type B)
When the “CD/AUX” button is pressed, the player will start playback. ...

CD player operation
NOTE ● Make sure to always insert a disc with the label side up. If a disc is inserted with the label side down, the player displays “CHECK DISC”. Refer to “When the following messages are ...