1故障现象我院采用HQ—435XM型冲洗机已正常使用4年余,近期突然发现其操作台右侧的软片检测指示灯(3个LED)均不能按时点亮,始终处于熄灭状态。但仍能自动冲洗出合格胶片。2分析排除正常情况下,冲洗机处于待机状态时,胶片检测指示灯是熄灭的,当操作人员放入胶片后,指示灯自动点 1 fault phenomenon HQ-435XM washing machine in our hospital has been used normally for more than 4 years, recently suddenly found its right side of the console test film detection light (3 LED) are not on time, and always off. But still can automatically flush out the qualified film. 2 Analysis and Removal Under normal circumstances, the washing machine is in standby mode, the film detection light is off, when the operator into the film, the light automatically point