Turn the printer upside down on a soft surface. With a Phillips type screwdriver, completely loosen all 4 screws. (See Fig. 51)
Place tape over the 4 holes so the screws won’t fall off when you tip the printer right side up.
Fig. 51 Loosening All 4 ScrewsTip the printer right side up again. Gently loosen the upper case.
Lift up the cover from the left side. And then pull out the wires hooked to the control panel on the right. (See Fig. 52)
Upper caseLead wire
Fig. 52 Pulling Out Wires Hooked to Control Panel- 4 2 -