From HFML-FELIX Wiki
The intention of this page is to document issues that have occurred (ordered by subsystem) with possible solutions, so that when they happen again incidentally, other operators may find the resolution more quickly.
Optical Cavity
Cavity alignment
- If the picomotors won't initialize, please check if the serial port is being held by another - invisible and hung - instance of the Cavity Aligment program. Kill it!