EN Chapter 6 Removing and replacing parts 173
Engine controller board
Note After you replace the engine controller board, readjust the top margin as described on page 175.
1 Remove the fuser assembly (page 149).
2 Separate the engine from the paper-feed module (page 171). The engine controller board is on
the underside of the engine.
Figure 80. Removing the engine controller board
3 Remove the seven screws shown.
• Four self-tapping M4 screws (three in front and one in the right rear)
• From the left rear, three M3 screws (two recessed)
4 Disconnect the power switch rod.
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