Brother LS7178001 Ejection Tray is a document output part for the automatic document feeder (ADF). It provides a place for documents after they pass through the feeder, making it a practical replacement part for the listed Brother multifunction devices.
The parts manual identifies LS7178001 as the document eject tray, reference 1-23 in the ADF parts list, with a listed quantity of one. That parts list covers the DCP8070D, MFC8370DN and MFC8380DN. The tray is therefore suited to servicing the document-feeding assembly on those models.
This description concerns the tray component identified by the exact part number LS7178001; it does not imply that other ADF parts are included.