RETURN TO DEFAULT SETTING FROM UNIT
STEP 1: Click "MENU"
STEP 2: When in MENU screen, hit arrow Key to scroll through MENU options
STEP 3: Scroll over to the OTHER tab
STEP 4: Use the down arrow to scroll down to Return to default settings
STEP 5: Click the ENTER button to choose yes
STEP 6: After you have selected return to default settings, hit the QUIT button to return to main screen.