Invention Grant
US07685477B2 System and method for auxiliary channel error messaging 有权
辅助通道错误信息的系统和方法

System and method for auxiliary channel error messaging
Abstract:
Information handling system errors are presented at a display with the information handling system graphics subsystem inoperative by communicating an identified error to the display through an auxiliary channel and generating a presentation of the error information with a microcontroller of the display. For example, errors determined by BIOS firmware running on a chipset are communicated through a DDC or I2C channel from the chipset to the display so that textual error messages are generated at the display without the use of the information handling system's graphic processor to generate an error message image.
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