ELECTRONIC APPARATUS AND EXTENSION UNIT FOR ELECTRONIC APPARATUS

摘要

PROBLEM TO BE SOLVED: To provide an electronic apparatus preventing useless enlargement of a whole apparatus and easily connecting a motherboard (a CPU) and arbitrary number of extension units (an IO units) for feature expansion via stacks and capable of easily removing them.SOLUTION: A pair of edge connectors 63 and 65 formed on both ends of a riser board 61 are inserted into an edge connector socket 33 provided on a first board 31 of a CPU 13, and an edge connector socket 57 provided on a second board 51 of an IO unit 15 respectively, so that the CPU 13 and the IO unit 15 are connected and the first board 31 and the second board 51 are electrically connected together via the riser board 61.SELECTED DRAWING: Figure 3