故障现象 :开机后 ,机器进入自检。自检正常 ,读暗电流时出现“ＢａｄＴｅｍｐｅｒａｔｕｒｅ”提示 ,操作程序无法进行。　　故障分析检修 :仔细观察仪器的工作状态 ,发现左侧边的两盏灯 ,上面一盏灯不停闪烁 ,下面灯不亮。正常情况两灯应交替闪烁 ,用手摸试剂采样头外壳 ,无 Symptoms: After booting, the machine enters a self test. When the self-test is normal, the “BadTemperature” message appears when the dark current is read, and the operating program cannot be performed. Fault Analysis and Overhaul: Observe the working status of the instrument carefully, and find the two lights on the left side. The above lights are blinking continuously, and the following lights are off. Under normal conditions, the two lights should flash alternately, touch the reagent sampling head shell, no