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TAS6424E-Q1: TAS6424 DC diagnosis question (OC(S2G/S2P) error can't recovery)

Part Number: TAS6424E-Q1

四路通道接好扬声器且正常工作,我按照上述流程做DC诊断,我测试到如果手动做一个S2G的瞬时故障,然后恢复,跑上面图的流程是可以恢复出声的,但是如果时间过长就故障通道就无法恢复,且一直都会检出S2G的故障,请问流程是否有问题?是否还需要做其他的处理?

The four channels are connected to the speakers and work normally. I did DC diagnosis according to the above process. I tested that if you manually do a transient fault of S2G and then recover, you can recover the sound by running the process in the above figure, but if the time is too long The faulty channel cannot be recovered, and S2G faults will always be detected. Is there any problem with the process? Do you need to do other processing?

  • 您好,过温报警是可以自动恢复的,当温度低于阈值的时候可以自动恢复。

    但是datasheet中S2G和S2P没有表明可以自动恢复,您需要配置寄存器0x21 bit7 clear fault。验证下是否能解决您的问题?

    另外,上述流程我在TAS6424E-Q1的数据手册中没有找到呢。