... permitted to carry out next operation until the indication on screen disappears.3) In parameter programming, Key “#" indicates confirmation, ... 3~6 digits self-set by guest, before pressing “#", screen displaying “CLOSE”, buzzer sounding simultaneously and motor revolving to ... in “XX” minutes. (Ex store set is 15 minutes). Screen displays “HOLD15” →“HOLD14” ···“HOLD1”, before the lock will be released ...