1. Turn the unit upside down and remove the back frame
2. Remove the storage compartment
3. Remove all 4 screws
4. Remove the bracket
5. Turn the unit sidewise and remove the screw that holds the handle
6. Remove the screw from the opposite side
7. Remove handle
8. Remove all 4 screws that hold the panel
9. Remove panel
10. Remove nuts that hold all DWF connectors
11. Finish removing all nuts
12. Lift back panel and circuit board on an upright position
13. Finish removing the back panel and circuit board
14. Lift the panel up that houses all the DWF connectors
15. Select the channels where the DFW connectors need to be replaced
and put the unit back together again