DATA TRANSMISSION DEVICE

PROBLEM TO BE SOLVED: To provide a data transmission device wherein the assembling and test time of an apparatus panel for electronic apparatus system configuration is shortened, and electromagnetic interference is prevented. SOLUTION: The data transmission device includes an apparatus panel 1 on which electronic apparatus 3 are to be placed, and optical interfaces 4 to be optically connected to the apparatus 3 are provided in an electronic apparatus attachment face of the apparatus panel 1, and light guiding paths 11 which are connected to the optical interfaces 4 to transmit data between the electronic apparatus 3 and have inside wall surfaces having light reflecting properties or light scattering properties, are formed in an inner layer part of the apparatus panel 1. COPYRIGHT: (C)2009,JPO&INPIT