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.
1 To program, the latch should be extended in the lock position, press the program button once, then enter your 4-8 digit code on the exterior keypad, then press the middle lock button on the exterior keypad. 2  You will hear a beep. 3  Re-enter the same 4-8 digit code to confirm, the latch should retract.his will also remove any previous codes stored in the Powerbolt's memory. 1  Manually put the bolt in the extended (lock) position. 2  Press the PROGRAM button twice, enter the same new code and then press the LOCK button once. 3  Press the PROGRAM button three times, enter the same new code and then press LOCK once.