Your diary eroge english patch. MAN 650066:L 6 MESSAGE DISPLAYS On systems with two message displays, Switch 1(SW1) will toggle between the speed message displays and Switch. Produl Hazarika is the author of Textbook of Ear, Nose, Throat and Head and Neck Surgery (4.00 avg rating, 4 ratings. Produl Hazarika's books. Clinical and Operative Methods in ENT and Head and Neck Surgery: A Systematic Approach.