Switch both the Nursery Unit and the Parent Unit ON
Press the MENU button on the front of the Parent Unit once and release
You will see the “TIC” Function (Pendulum), Sound Function (Speaking face), Movement Function (3 wavy lines) Icons highlighted in the top right hand of the Parent Unit screen
Press either UP or DOWN button on the Parent Unit (underneath the screen) until you see just the Sound (Speaking face) and Movement Icons (3 wavy lines) highlighted
Press SELECT to confirm your choice
Press EXIT to SAVE your choice
PLEASE NOTE: if you do not carry out all the above steps the monitor will revert to the previous and you will need to start again.