触摸屏正常但电脑不能操作
[故障现象]
一台触摸屏，经试验其本身一切正常，但接上主机后，电脑不能操作。
[故障分析处理]
这有可能是在主机启动装载触摸屏驱动程序之前，触摸屏控制卡接收到操作信号，只需重新断电后，再启动计算机即可。也有可能是触摸屏驱动程序版本过低，需要安装的驱动程序。
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