Entering the Access Code does not Activate the Device the Keypad is connected to ( Green & red LED's flash in sequeuence)

Entering the Access Code does not Activate the Device the Keypad is connected to ( Green & red LED's flash in sequeuence)

LED output: Green and red LEDs flash in sequence

Possible causes: 

Code has been incorrectly entered three times

Inadvertently changed access code when editing settings

 

Possible solutions: 

 Make sure that the code entered is correct

 Learn the code again