Communication apparatus
AssigneeFujitsu Limited
InventorsShozo Shimada, Noboru Nakama, Tsutomu Takahashi, Hiroshi Kadoya, Junichi Hayama
Life of this patent
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Abstract
A communication apparatus is provided which permits system configuration to be freely changed even after electronic circuit boards are mounted to a shelf. The apparatus is a combination of an open rack and a shelf mounted on the rack, office cables for interconnecting external electronic devices are guided toward the rear of the apparatus and connected directly to external connectors of the electronic circuit boards, and a back wiring board is arranged on the rear surface of the shelf and has sheet connectors to which power supply connectors of the electronic circuit boards are connected.
Claims4
A communication apparatus arranged between an exchange and a transmitter or between transmitters, comprising:
- a shelf mounted on an open rack;
- an electronic circuit board mounted to said shelf and having a rear end portion provided with an external line connector, to which an external line is directly connected, and a power supply connector, said electronic circuit board being inserted from front side of said shelf;
- and
- a back wiring board arranged on a rear surface of said shelf and having a sheet connector connected to the power supply connector of said electronic circuit board to establish electrical connection,
- wherein said back wiring board includes a power receiving terminal for receiving electric power from outside, and an on-board connector located on a rear side of said shelf;
- and said communication apparatus further comprises a replaceable plug-in type bypass capacitor module, said bypass capacitor module including a module connector connected to the on-board connector of said back wiring board and a bypass capacitor electrically connected to a power line on said back wiring board via the on-board connector and the module connector.
Dependencies are inferred from the claim text.