Rama Tēpu Ko Siro he rama tēpu i hangaia mai i te haurua-pōro me te kōpae. Ka whakaahua atu te māramatanga ki roto, nō reira ka homai e te rama he māramatanga autaki, ā, ka waihanga i tētahi āhuatanga ngāwari. Ina titiro atu mai i mua, ka rite a Siro ki te rua o ngā āhua papatahi e taurite ana. Ka honoa tētahi rahi diamita ki tētahi hōhonu iti rawa, i ahei nā te hangarau LED. He mangu pōuriuri te tūāpapa, ā, ko te whakaata āhua ārai konumōhiko me te whakaotinga parāhi hina, koura hina rānei, kua peita mā ā-roto. Ka mahia ngā wāhanga mā te whakarewa mātotoru. Ka whakaratohia te rama i ngā rahi e rua, ā, ka taea te whakatika i te māramatanga mā te whakaiti.