Ukondla ngamandla, umqondiso, kunye nedatha yimfuneko yeklasiki yobunjineli bombane kunye nesakhiwo seepaneli. Izinto ezikhuselayo, inkqubo yokudibanisa kunye noyilo lweebhloko ze-terminal zizinto ezihlukanisayo. Ibhloko ye-terminal ye-feed-through ilungele ukudibanisa kunye/okanye ukuqhagamshela enye okanye ngaphezulu komqhubi. Banokuba nenqanaba elinye okanye angaphezulu onxibelelwano akwisakhono esifanayo okanye akhuselwe ngokuchaseneyo.