How do I fix my house alarm paragon e?

Hi hope you can help me please,my home has a fitted paragon e company fitted alarm and it is linked with a panic attack button which was put in before I moved in by accident a member of the family pressed the panic button but I don't have the key where will I be able to get a key from an also a manual about the alarm I quess the way to switch of the alarm sound is by putting the key in the panic button am I right?who can help me out? please