Ohmeda 公司生产的 CPU 1呼吸机,以 Z-80芯片为中心控制各种气阀完成多种呼吸模式。下面介绍我们在修理中遇到的故障及处理方法,供同行参考:故障1:整机突然停止工作,显示“Ventilatoroff”。这种故障一般都发生在使用期间。首先检查模式选择开关是否在“Ventilator off”位置,如果是在该位置上则显示是正常的;如在 IMV 模式上显示, Ohmeda company’s CPU 1 ventilator, Z-80 chip as the center to control a variety of valves to complete a variety of breathing modes. The following describes the problems we encountered in the repair and treatment methods for peer reference: Fault 1: The machine suddenly stopped working, showing “Ventilatoroff.” This failure usually occurs during use. First check the mode selector switch is “Ventilator off” position, if it is in this position then the display is normal; as shown in IMV mode,