ELECTRONIC APPARATUS

PROBLEM TO BE SOLVED: To provide an electronic apparatus which is composed of a rack and a plurality of unit components housed in the rack and whose rack is low in height, small in size and is applicable to the various entrance directions of cables such as power supply cables and various installation positions. SOLUTION: A plurality of unit components are mounted on the attachment pillars 510 in the rack of an electronic apparatus. Screw holes 511 are arranged in the attachment pillars 510 with equal intervals. On the other hand, screw holes are provided in the attachment metal fittings of the respective unit components with intervals which are equal to the interval of the attachment pillar or the integer times of the interval of the attachment pillar. Some of the unit components are inserted into the rack from a front side and screwed to fix to the front side of the attachment pillars 510 and the other unit components are inserted into the rack from a rear side and screwed to fix to the rear side of the attachment pillars 510.