I dont mean to sound rude here but...
everything you need to identify components and troubleshoot that panel are in the manual you got from fsip. As you can see from this information there are 3 types of panels EV1 used,
there are diagrams identifying the components and troubleshooting instructions by symptom.
If you cannot achieve a successful diagnosis from this information then you should hire a professional to do it for you before you waste more money and time.
This is ONLY to be used to report flooding, spam, advertising and problematic (harassing, abusive or crude) posts.