Fixing device for system printed circuit board has lower stop wall on floor of housing, upper stop wall above it, and fixing plate with holes

摘要

The fixing device includes a lower stop wall (31) on the floor of the housing (201), on which there are several spring holding devices (311). There is also an upper stop wall (32) mounted on the lower one from above, and also with several spring holding devices (321); also a fixing plate (33) with holes (331) for the fitting of the printed circuit board.