| 摘要 |
<p>PURPOSE:To arrange a transmission/reception means on an effective place if necessary and to arrange the transmission/reception means on a place without hindrance to carry a unit at unnecessary time. CONSTITUTION:An extension card 7 having an antenna 8 is guided by a guide member 5 and is mounted on an extension slot 3 fitted to the information unit. The mounted extension card 7 is electrically connected to the information unit through a connector 4. When the extension card 7 is used, the lever member of a moving mechanism 6 is operated, the card is moved to the place where the antenna 8 effectively functions and it is fixed. When the card is not necessary, the lever member of the moving mechanism 6 is operated, and the extension card 7 is moved to the inner part of a unit cover 2 where the antenna 8 does not become the hindrance.</p> |
