how do i get into a speak and write

[mr ibrahiem]

hello i have a speakand write and i cannot get into it, iahave undone the two screws next to the speaker and have just notaced four clip like things holding it togeter at thetop corners  and two big ones at the bottom at each side
Do i use a flat head scrwedriver to pry them apart liek in the speak and spell or do i do something else instead?