A power supply route for a light source (3) includes a first route (R1) that closes when a microcomputer (2) is operated and a second route (R2) that opens when the microcomputer (2) is operated. When the microcomputer (2) stops operating, the power supply...

The device (10) has a data bus that is connected to the communication units (12,14), for receiving the control signals of data bus. The communication unit is connected with a control device (16). A thermal temperature sensor is coupled with the LED's. The ...

In order to provide easy operation quickly and reliably while driving in the dark and in a dark passenger area, the driver relies on a signal from a proximity switch (3) that switches on lighting devices (2) fitted near to an instrument panel, so that the ...