| 摘要 |
PROBLEM TO BE SOLVED: To achieve identification and display of a plurality of states of electronic devices with a small footprint. SOLUTION: A plurality of light sources 13 having mutually different wavelengths are arranged close to each other. One window 15 facing irradiation light from a plurality of light sources 13 is provided. The respective light sources 13 are turned on/off in association with each state of electronic devices. The irradiation light from one or a plurality of light sources 13 turned on/off is visually and collectively recognized through the window 15. Consequently, the states are identified and displayed. COPYRIGHT: (C)2008,JPO&INPIT
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