| 摘要 |
PURPOSE:To facilitate variation on a screen by pluralizing film storage parts and film selection control parts and then by constituting the device so as to superpose slidefilms at need. CONSTITUTION:In the 1st film storage part 3a, film 6 of a description documents containing a list for confirmings items, etc., of respective operations is stored. In the 2nd film storage part 3b, films 71, 72-7n colored corresponding to every line of the description document are stored. In this state, at normal operation, film 6 in film storage part 3a is displayed as it is, but if some fault occurs, electronic computer 10 selects one of films 71-7n colored in the corresponding line of the description documents agreeing with the kind of the fault, from film storage part 3b according to status signal 11 and superposes and displays the selected film and film 6 in storage part 3a together. By this constitution, variation on the screen can be facilitated. |
