| 摘要 |
PURPOSE: A display device is provided to easily perform installation, maintenance, and repair by attaching and detaching a display unit to/from a connecting socket and fixing the display unit using an adhesive tape. CONSTITUTION: A display unit(100) comprises a strip substrate, an LED(111), and a frame member. The strip substrate is attached to the inner side of a building wall which is made of a transparent or translucent glass material. A plurality of LEDs is mounted on the substrate while being arranged in a row. The frame member arranges a driving chip. The driving chip generates an LED driving signal. The frame member is physically separated from the substrate. The frame member is composed of a first connection member and a second connection member. The first connection member is connected to the frame member. The second connection member is connected to the substrate.
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