Alpine TMI-M990 Owners Manual - Page 43

Adjusting the Illumination Level The switch and Input indicator brightness of the TMI-M990 can be adjusted on the TMI-M990. For example, used when slighly adjusting the brightness while driving at night etc.. Setting item: DIMMER Lvl. Setting content: -2 ~ +2 Illumination Control The back light (fluorescent light) built in the liquid crystal panel is switched to the brightness of the car inside to be easy to be seen. Setting item: BACKLIGHT DIMMER Setting content: AUTO/OFF AUTO: Adjust the brightness of the background illumination of the monitor automatically to the brightness of the car inside. OFF: Deactivate Auto Dimmer mode to keep the background illumination of the monitor bright. Setting Automatic Opening/Closing of the Monitor Setting item: AUTO OPEN Setting content: OFF/AUTO/CLOSE OFF: The monitor is manually opened or closed by pressing OPEN/CLOSE / SETUP. AUTO: The display automatically opens/closes depending on the status of the ignition key (engine key). CLOSE: The monitor automatically closes when the ignition key is turned OFF. (The monitor can be opened manually by pressing OPEN/CLOSE / SETUP.) ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ 1 The illumination dimmer level can be adjusted by pressing / TILT or / TILT. -2 ~ +2: When adjusting in a minus direction, the illumination becomes darker. When adjusting in a plus direction, the illumination becomes brighter. ○ ○ 39-EN