There are many different classroom setups at Luther. The document in the link shows you troubleshooting steps and how to use each room. Refer to this document when troubleshooting.

https://drive.google.com/file/d/1g0tm2l1DqABP3XYndNwkhMUyJEWmAAa6/view?usp=sharing

Check with people who call in to see what steps they have tried specifically, especially if you are troubleshooting from off campus.

If you cannot solve the issue in person or over the phone, make a ticket!