Patent ID: 8824135

Claim:
A function expanding apparatus, comprising: a mounting base section adapted to receive an information processing apparatus, wherein the information processing apparatus is placed on the mounting base section with or without a battery mounted on a bottom face of the information processing apparatus; a first connector, wherein the first connector moves to a first position in response to presence of the battery on the bottom face of the information processing apparatus until the first connector is connected to the information processing apparatus, wherein the first connector moves to a second position in response to absence of the battery on the bottom face of the information processing apparatus until the first connector is connected to the information processing apparatus; and a ground pin on the mounting base section, wherein the ground pin is in contact with a ground terminal of the information processing apparatus when the battery is not mounted on the information processing apparatus, and wherein the ground pin is in contact with a ground terminal of the battery when the battery is mounted on the information processing apparatus.