We were given no instructions with our new keypad when it was installed and it talks to us throughout the day AND NIGHT.The camera goes on and off randomly,again no instructions. The equipment seems... We were given no instructions with our new keypad when it was installed and it talks to us throughout the day AND NIGHT.The camera goes on and off randomly,again no instructions. The equipment seems fine,but we were given no instructions by the installer but how to arm and disarm