While you wait for answers, we may have found some information which could help you.
Success
Message
Melcom ST4500 Jaytech?
Scantronics 9450 box stuck shut?
Missing key Logic 4?
Disable Alarm Scantronic 9800?
Factory reset?
Cooper Scantronic 9448 alarm?
Tamper won't go off?
How long does house alarm go for?
Thorn tc3800 house alarm?
Yale alarm app requires password/login?
Scantronic 9651 alarm?
How to turn of tamper alarm on Logic Six house alarm?