Engine Controller Board Note After you replace the Engine Controller Board, do not forget to readjust the top margin as described on page 6-46. 1 Separate the Engine from the Paper Feed Module (page 6-42). The Engine Controller Board is on the underside of the Engine and contains the following: • DC controller • High-voltage power supply • AC power supply • DC power supply • Timing controls (In the back, not on the board) Power switch rod Spring Figure 6-41 Removing the Engine Controller Board 2 Remove the Fuser Assembly (page 6-18). 6-44 Removing and Replacing Parts