FAQs 　 Remote service setup TOPSPIN2.1 installation procedure Avance power up and shut down procedures Refilling liquid Nitrogen Change NMR probe Shim coil temperature measurement Measure liquid helium level How to apply demo licenses ? Use memory stick in Linux PC ? How to find and remove unused files in UNIX? XWINNMR or TOPSPIN is not started? Chemical shift calibration Avance console is not able to connect to PC Fail to open the lock window Fail to lock the field EMX power up and shut down procedures ELEXSYS power up and shut down procedures Manual adjustment of microwave bridge