紫外可见视野分光光度计故障维修一例广州市第一人民医院李江闽故障现象：氘灯不亮分析维修：１．灯丝发光，但不亮，怀疑氘灯坏，换一氘灯，故障依旧。２．测量电压，变压器的输入、输出电压都正常，氘灯的起辉电压为１０３ＶＤＶ，工作时的管压降为１５０ＶＤＶ，而氘灯... UV-visible field spectrophotometer troubleshooting a case in Guangzhou City, the First People’s Hospital Lijiang 闽 failure phenomenon: Xenon lamp is not bright Analysis and maintenance: 1. The filament was glowing, but it was not bright. It was suspected that the light was bad. For one light, the fault persisted. 2. Measure the voltage, the input and output voltage of the transformer are all normal, the starting voltage of the xenon lamp is 103VDV, the tube pressure drop during work is 150VDV, and the xenon lamp...