1 Press the down arrow 5 times and you will see "System Programming"

2 Press OK followed by your master disarm code.

3 Press OK

4 Press the down arrow 4 times and you will see " Siren Options"

5 Press OK

6 You will see " Piezo Beeps" Press OK

7 Press the down arrow and "Off" should be flashing.

8 Press OK 

9 Press the Status button 4 times.

You Should be at your main screen and the beeping will not sound.