Its security design ensures that only a registered Keypad Key can set the system. Using Your Home/Away Module Position the Keypad module at an entrance to the house, near the garage door, laundry room door, or front door. 1 Touch your Keypad Key to the Keypad port momentarily to make digital identification. 2 The Keypad emits one short beep to let you know the key was read. 3 The status LED turns red if the key was not accepted. 4 The status LED turns green to let you know the key was accepted.