Usually we are really good at getting back. Maybe the sticky note got stuck to something it shouldn't have...
Well, it's not a fuse so that's why you can't find one like it. It's a lamp that has a specific IR curve that works with our tweeeters to protect them from overload. They type of bulb is matched to the specific tweeter.
Call the factory in the morning and ask for either Scott or Chris, they will get you taken care of.