| 摘要 |
An optical communication system for a printer includes an infrared light emitting diode for emitting a radiation for transmitting a printing data, an infrared receiver for receiving the printing data transmitted with the radiation, a printer body to which the printing data is supplied through the infrared receiver, a microcomputer for detecting a state of data transmission of the printing data, an indicator light emitting diode for indicating the state of transmission in accordance with the microcomputer so that the state of printing data transmission is visible to a user.
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