| 摘要 |
PURPOSE:To attain the calculation, one-touch dialing and abbreviated dial storage setting at talking without giving trouble to the talking by constituting an operation panel equipped with a display set, a function button section and a power supply section attachably and detachably to a telephone main body and removing the panel. CONSTITUTION:The operation panel 2 is fitted to the telephone set main body 1 attachably detachably and connected to the main body 1 by a connector 4. Even in removing the console panel 2, since a power supply section 12 is provided, the four-rule operation is executed while a four-rule operation section 10 by the operation of an electronic calculator start key and the ten-key of a function button section 5 and the result of operation is displayed on a display section 3. Further, the storage of one-touch dial is set by using the ten-key, one-touch key and storage key of the function button section 5. Since a talking circuit section 13, a ringer 14 and a transmitter-receiver 7 required for the incoming/talking are provided to the telephone set main body 1, the incoming/ talking is attained even when the console panel 2 is removed.
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