RIEVTECH STUDIO SOFTWARE MANUAL In the figure above, when there is any wrong status, LB0 will be set to ON. When LW1=5, index 0 and index 2 will be hidden. Item 0 and item 2 are hidden. Bit0 = 1, bit 2 = 1 4.6.4.4The Drop-down List The attributes of “ The Drop-down list ” are almost same to the attributes of “ Check list and selection box ” . The main difference is that “ The Drop-down list ” is withdrawn when it is not operated or after it is operated. The “ Drop-down list ” will be unfolded when it is clicked, and then it can be viewed and operated by the scrollbar or by screen method. 194