Sunbeam 4237 / 4238 Iron with Auto Shut-off "heated mattress pads blinks" Questions

the controller on my heated mattress pad blinks why does my controller blink on my heated mattress pad? I had same problem. Make sure plug is all the way in and locked.

sunbeam 4267-000 not turning on just blinking red one morning was working ok next morning got up and did not want to heat up or anything anybody know how to reset or solution "FF" or a blinking light ...