The fault diagnosis experiment with the actual data collected from the cab signal detector shows that the model is effective in cab signalfault diagnosis.
通过对实际的机车信号检测记录仪记录的数据进行故障诊断实验，表明该模型在机车信号故障诊断中的有效性。
2
Battery input is monitored and a faultsignal becomes active when VBAT is out of its operative range.
当 VBAT 超出其工作范围时，将监视电池输入并激活故障信号。
3
The system that had the fault was made by Casco Signal Ltd., Shanghai Shentong Metro Co. Chairman Yu Guangyao said at a press conference yesterday evening.