1. Remove the left middle cover. (Left Middle Cover)

  2. Remove the toner supply unit. (Toner Supply Unit)

  3. Remove the laser unit. (Replacement)

  4. Remove the left slide stay [A].

  5. Remove the stay [A].

  6. Remove the hooks and remove the duct cover [A].

  7. Remove the heat pipe panel intake fan [A] along with the bracket.

  8. Remove the heat pipe panel intake fan [A] from the bracket.