2007 Nissan Quest Owner's Manual - Page 180

You can select the language and unit using the joystick or pressing the ENTER button. The settings are automatically saved when you exit the menu by pressing the BACK button or any other mode button. BUTTON To change the display brightness, press the button. Pressing the button again will change the display to "DAY" or "NIGHT" display. Then, adjust the brightness by moving the joystick right or left. If no operation is done within 10 seconds, or if the BACK button is pressed, the display will return to the previous display. LHA0600 Clock Adjusting the time: Select the "Hours" or "Minutes" key and move the joystick to the right or left to adjust the time. The time will change step by step. The new settings are automatically saved when you exit the setting screen by pressing the BACK or any other mode button. Beep setting With this option ON, a beep will sound if any audio button is pressed. 4-16 Display screen, heater, air conditioner, audio and phone systems