-. In F0, press the Prog/Ent (z) key once.
-. Check the present code number.
-. Increase the value to 7 by pressing the Up (S) key.
-. When 7 is set, press the Left (W) key once.
-. 0 in 07 is active.
-. Increase the value to 2 by pressing the Up (S) key.
-. 27 is displayed
-. Press the Prog/Ent (z) key once.
-. The parameter number F27 is displayed.
-. Press the Prog/Ent (z) key once to check the set value.
-. The set value is 0.
-. Increase the value to 1 by pressing the Up (S) key.
-. Press the Prog/Ent (z) key once.
-. F27 is displayed after 5 stops blinking. Changing parameter value has been complete.
-. Press the either Left (W) or Right (X) key once to go to the first code.
-. Return to F0.