gardtec 500 alarm?

Agreed, or at least have the manual at hand :P

e manno
July 2012

Next time don't press buttons when your not sure what your doing!

Alarm
July 2012

many thanks it worked.

richard
July 2012

If you don't know how:

Enter your code

Press no

Screen should flash Ch

Press no followed by zero twice to return to Un (Unset),

Note: this procedure will turn off all programmed zones eg entry exit chime as well.

Your manual including the above info can be found with a google search: guardtec user or engineering (PDF).

e manno
July 2012

Turn off the CHIME facility that has been turned on.

acorn
July 2012