Ngo-3 / I-4 buffer yokukhipha kanye nomklamo wesitimela wama-slide ofihliwe, idrowa lingakhishwa kuze kufike ku-3/4, futhi ubude bokuphuma bude kuno-1/2 ovamile, ukuze kubonakale ukusetshenziswa kwesikhala ngokuphumelelayo. Ngaphezu kwalokho, isakhiwo sebhawodi sokumisa singakwazi ukubona ukufakwa okusheshayo nokuhlakazwa kwekhabethe ngaphandle kokucindezela ngobumnene nokudonsa ngethuluzi.