2-8
2. Press the dismantling tool until the snap connectors on the side of the back housing release from
the control head.
3. Disconnect the speaker socket.
4. Remove the board from the control head housing by stretching the control head housing and pull-
ing up on the board as shown in Figure 2-7 and Figure 2-8.
5. Remove the keypad from the control head housing by lifting up the rubber keypad.
Note: DO NOT touch or contaminate the conductive pads on the under side of the keypad
or the conductive contacts on the printed circuit board.
Figure 2-6: Control Head Back Housing Removal
Figure 2-7: Control Head Board Knob Removal
Maintenance