| 摘要 |
displaying a first message to an LCD of a keyphone (2) after checking the absence mode; registering the information message into a storing table, and generating a confirming sound; displaying the message to the LCD upon finding the message to be the last one; and returning the operation to the second step upon finding the message to be not the last one. According to the present invention, an information message is displayed to an LCD when some one makes a phone call during the absence of the receiver of the switching system.
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