How to Adjust the Brightness on a JVC Radio
- 1). Press the "Menu" button on the receiver to enter the Menu Options screen.
- 2). Press the Up or Down button on the radio to scroll through the available menu options. Highlight the Display Options selection.
- 3). Press the Left or Right menu buttons to enter the Display Options section.
- 4). Press the Up or Down menu button to select the Brightness option.
- 5). Press the Left or Right menu buttons to adjust the brightness level. You can decrease the brightness of the display with the left menu button and increase it with the right menu button.
- 6). Press and hold the menu button for at least three seconds to exit the Menu Options screen and go back to the default screen.
Source...