We may have found other answers which could help you.
Success
Message
Alarm goes off when electricity gives off?
which is the enter key?
How to silent set my alarm at night?
Key pad 9827 with control panel 9800 suddenly went off showing bF?
"aux dc fail " ?
how to get my security system back up ?
Keeps going off,,,when NOT set?
Replacement parts?
Missing battery/system reset?
replacing new batttery in 9450 alarm system ?
Reset alarm without knowing code?