939011661 - E3080 HEADLIGHT ALIGNMENT ADJUSTMENT - DESCRIPTION (Xenon Gas headlamps)
DESCRIPTION
The vehicle is fitted with two GAS DISCHARGE headlamps.The electronics in each of the two headlamps switches the gas discharge bulbs on and off at the times defined by the software and in accordance with international legislation.The system for each lamp comprises an igniter located at the base of the bulb and a ballast located in the lower part of the lamp.The left lamp is the master control unit whilst the right one carries out a slave role. The master acquires the command for the dipped headlamps, the vehicle speed and from the potentiometers located on the wheel axles.Depending on the inputs, the control unit controls the relevant adjustment motor, located in the headlamps, directly and tilts it as appropriate.For more details See descriptions 5540 EXTERIOR LIGHTINGOn versions with gas discharge headlamps, the light beam is adjusted automatically and there is no activation of the selector in the panel on the left side. |