[没头脑]

作者: wjzoufeng

Service Technician Countermeasure:
Check the reaction of PH53A and PH53B by the sensor test and the
operation of the motor M54 for transportation by the actuator test. Clean
the transportation path and check static.

服务技术人员对策：
通过传感器的测试和检查ph53a和ph53b反应,通过执行测试操作传输电机M54。清洁传送带和静态检查。

看不太懂啊
是操作面板抬起放下吗？