摘要 |
PURPOSE:To easily recognize a key position, and to attain a key input easy to operate by performing, when a requested process is indicated in a specified mode, the visual display of an operation key required for the execution of the process. CONSTITUTION:For the first, when a key is operated on a keyboard 227, a key code corresponding to the key is generated from a keyboard control part 230, and is stored at a RAM 219. When a key inputted command is a practice mode, a display control part 217 displays the picture of a practice function selection menu on a display 221. An operator sees the display and selects a requested practice content operating the keyboard 227. At such a time, a specified key display control part 231 at the control part 230 lightens the key depressed according to a selected practice content one by one on the keyboard 227 according to an operation sequence. Thereby, the operator depresses the key following a lightened key in order, and a requested practice can be performed effectively.
|