| 摘要 |
PURPOSE: A module structure of an LED electric bulletin board is provided to reduce an EMI defect and a noise by directly mounting a control board in a slot of a connector unit. CONSTITUTION: A module structure of an LED electric bulletin board includes a base substrate(100), a plurality of light emitting diodes(110), a connector unit(200), and a control board(300). The plurality of light emitting diodes are arranged on the front of the base substrate. The connector unit is formed on the rear of the base substrate and includes a slot. The control board is inserted into the slot of the connector unit.
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