It's possible they could have spare panels but I'd say it's also just as likely that they said "repair" as a catch-all for whatever service they may perform. They may very well swap it out with another one.
As for Advanced, that is product and situation specific. You would have to ask if it is available when setting up your RMA.
A bus station is where a bus stops. A train station is where a train stops. On my desk, I have a work station…