The invention discloses a method and equipment for displaying faults of an indicator lamp of an automobile instrument, and relates to the technical field of automobile instruments, one end of the indicator lamp is connected with a forward power supply, the other end of the indicator lamp is connected with the output end of a driving chip, and the method comprises the following steps: when the indicator lamp is lightened, detecting an electric characteristic signal of the output end of the driving chip; according to the electric characteristic signals of the output end of the driving chip, fault information of the indicator lamp is determined, screen display is conducted on the fault information through codes or descriptions, and the fault signals comprise the number of the indicator lamp, the fault state and the fault mode. The fault information corresponding to the indicator lamp is automatically determined by detecting the electric characteristic signal of the output end of each driving chip, the fault information supports determination of the fault mode besides the indicator lamp number and the fault state, the fault information can be automatically collected, the result can be visually displayed in a code or description mode, and the fault detection efficiency is improved. A user can conveniently and timely find the fault of the LED lamp and specific fault information, and a large amount of manpower and material resources are not needed to be consumed.
本申请公开了一种显示汽车仪表指示灯故障的方法和设备,涉及车辆仪表的技术领域,所述指示灯的一端接正向电源,另一端接驱动芯片输出端,所述方法包括以下步骤:在所述指示灯点亮时,检测所述驱动芯片输出端的电特征信号;根据所述驱动芯片输出端的电特征信号,确定该指示灯的故障信息并通过代码或描述对该故障信息进行屏显,其中,所述故障信号包括指示灯编号、故障状态和故障模式。本申请通过检测各个驱动芯片输出端的电特征信号来自动确定该指示灯对应的故障信息,故障信息除指示灯编号、故障状态之外,还支持故障模式的确定,能够自动采集故障信息并通过代码或描述的形式直观地显示结果,便于用户及时发现LED灯出现故障及具体的故障信息,无需耗费大量的人力物力。
Method and equipment for displaying fault of automobile instrument indicator lamp
一种显示汽车仪表指示灯故障的方法和设备
2022-12-02
Patent
Electronic Resource
Chinese
IPC: | B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H05B ELECTRIC HEATING , Elektrische Heizung |
Indicator lamp assembly for automobile instrument desk and automobile instrument desk
European Patent Office | 2023
|Intelligent automotive lamp control device capable of displaying lamp indicator signs
European Patent Office | 2015
|