Controller board removal
Warning—Potential Damage: Do not remove the toner cartridge when replacing or removing the controller
board.
1 Remove the tray insert.
2 Remove the duplex unit.
3 Remove the rear door. See “Rear door removal” on page 243.
4 Remove the bottom rear door. See “Bottom rear door removal” on page 244.
5 Remove the left cover. See “Left cover removal” on page 227.
3400-48x
Parts removal
228