A drain pan liner usable with a drain pan is provided. A deflection coil is mounted on the cathode ray tube and a horizontal deflection amplifier is coupled to the deflection coil and generates a deflection current therein. The system and method further conveys portal control request authorized user acceptances or portal control request unauthorized user rejections\u2014depending upon whether the requesting user’s ID and PW matches any of the list of authorized user IDs and PWs. A brake actuation shaft which engages the pawl is located in and supported, at least partially, by at least one housing member.