1. Disconnect the finisher from the main frame.
  2. Remove the rear cover.
  3. Remove the shift tray.
  4. Push the paper guides to the center.
  5. Remove the rear paper guide cover.
  6. Remove the front paper guide cover.
  7. Disconnect the main paper guide cover.
  8. Carefully, separate the front tabs at [A], and then remove the main paper guide cover [B].