See also:

Clearing the programmed information
Individual buttons cannot be cleared. However, to clear all programming, press and hold the two outside buttons and release when the indicator light begins to flash (approximately 20 seconds). ...

AUX (Auxiliary) input
AUX IN jack: The AUX IN jack is located on the audio unit. The AUX IN audio input jack accepts any standard analog audio input such as from a portable cassette tape/CD player, MP3 player or la ...

Display settings
Select the “Display” key. On the screen above, select the “Display Adjustment” key. The Display Adjustment screen will appear. Brightness/contrast: Select the “Brightness” key or t ...