请教各位GC高手, 今天早上检查GC-MS(Agilent 6890-5975B)的状态时发现spectrum一栏MS Source52度,而MS Quad一栏在27度,因为从来没有遇过这种情况,在查看了帮助文件后,将MS关机并重新开机,但是问题依然存在,于是就打开调谐界面,界面显示“Difficulty with the fan. The high vacuum pump is not ready. The system is in VENT state (high vacuum pump off).”