How to determine the operation status of EPIROM during TV processing

摘要

The present invention relates to a method for determining the operation status of the Y-pyrom during the TV process to automatically determine the operating state of the Y-pyrom during the TV process and to display the result of the determination on the on-screen display to increase the mass production efficiency. This invention comprises a first step of recording specific data of Y. pyrom; A second step of reading data written at a specific address; A third step of comparing the recorded data with the read data; When the recorded data and the read data coincide with each other as a result of the comparison, it is displayed on the on-screen display that the ypirom is in a normal state, and on the on-screen display that the ypirom is abnormal when the recorded data and the read data are different. 4 steps will be executed in sequence.