In 2364, Data, Yar, Counselor Troi, and Captain Picard used the the emergency turbolift to travel to the battle bridge shortly before separating the saucer at warp while the USS Enterprise-D was being chased by Q. (TNG: "Encounter at Farpoint" ) In 2365, while aboard a facsimile of the USS Yamato, Worf attempted to access the emergency turbolift on the main bridge, but opening the door only led back to the same bridge. (TNG: "Where Silence Has Lease" )