ELECTRONIC EQUIPMENT UNIT

PROBLEM TO BE SOLVED: To provide an electronic equipment unit on which many wiring boards are mounted and which can improve working efficiency when function adding work, maintenance work, and exchanging work are performed on a device incorporated in the unit, by making a worker easily accessible to the device even when the worker performs access to the device only from the front side and can reduce the installed area and cost of the device by making the other cooling system than one cooling system unnecessary even when the device requires forced cooling. SOLUTION: On one surface of a back panel wiring board 4, a plurality of printed boards 2 housed in parallel with each other and one or several printed wiring board 3 are orthogonally arranged. The printed boards 3 are housed with an inclination θ against the back panel wiring board 4. The wiring boards 3 are packaged each having one function of mounting electronic parts 6 and, at the same time, are made to work as lands when the device is forcibly cooled.