1) Remove the top cover
2) Twist off the screws (number 2; 3; 4) of the user interface cover plate and the screw (1) from the side panel for separating
the side panel from the front panel (Detail A).
3) Sequentially, twist off the screws (number 5; 6; 7) in order to move shift slightly the front panel and gain access to the
screw (number 8) visible in detail B.
4) Twist off the screws (number 8; 9 visible in detail B) and those positioned on the battery side of the unit. To remove the
side panel, pull it up (in order to free the tab of the base coupling which is indicated as C in detail B) and remove it.