4 Remove the two grounding plate screws shown in figure 7-48. Figure 7-48 Removing the Fusing Assembly’s Grounding Plate Screws 5 Place the printer top-down with the fusing assembly facing outward. 6 Remove the four screws shown in figure 7-49. Figure 7-49 Removing the Engine Controller Assembly’s Screws 7 Lift the left side of the engine controller assembly. All of the wire connectors are attached to the right side of the engine controller assembly. 8 Disconnect the formatter PCB’s cable, which is the ribbon cable closest to the fusing C4170-90959 Parts Removal Tree 187