Change menu functions by pressing the screwdriver symbol. Enter password 30 by using the arrow keys. Confirm password by pressing thescrewdriver symbol again. The Moducontrol display will indicate # 0. Using the arrow up key scroll to position # 0. Using the screwdriver symbol enter the parameter. Existing parameter should read # 0. If not; change parameter by using the up arrow and toggle to # 0. Confirm the new setting by pressing the screwdriver symbol. Exit from program menu by pressing the textbook key.