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