| 摘要 |
<p>PURPOSE:To wipe the surface of a transparent touch panel with cloth, etc., and to remove dirt on the surface of the transparent touch panel by setting a state wherein the input of all keys arranged on the panel is inhibited. CONSTITUTION:The clean mode wherein the operation of all the keys on the transparent touch panel 2 is made ineffective is provided. Namely, when a power key 47 and an OK key 88 are pressed at the same time, the clean mode is entered. In the clean mode, the operation of all the keys on the touch panel 2 is made ineffective and the clean mode state is displayed. Consequently, the surface of the transparent touch panel 2 can be wiped with cloth, etc., to remove the dirt on the transparent touch panel 2.</p> |
