1 The second rectangle has a length of 16 centimeter (6.3 in) and a width of 8 centimeter (3.1 in). 2  Find the linear scale factor between the two shapes. 3  The length of the smaller rectangle corresponds to the length of the larger rectangle. 4  The length of the smaller rectangle equals 4 centimeter (1.6 in).
Reset the Keypad. The Smart or Learn button on the motorized unit attached to the garage ceiling resets the keypad and the control unit that operate the garage door opener's motor. You'll need to enter a new code into the keypad to make it operational again and reprogram the control unit.o verify that the reset took, enter the old PIN code into the keypad to see if it opens the garage door. If it does, the reset didn't take. Repeat the step to reset the keypad and verify the old code doesn't work before proceeding.
Auto keypad lock means that the phone is set to automatically lock the keypad after a set amount of time. Like if you set it to 20 seconds the phone will lock the keypad automatically if you don't use it for 20 seconds. Keypad lock means that the keys are locked so the buttons won't accidentally be pressed. If the keypad is locked, usually a certain button order (like press unlock, then pound, then OK) will unlock it. If you disable the auto keypad lock, the phone will not automatically lock the phone anymore.