Expansion module for a computing unit for a high-performance computer cabinet and a method for the tool-less replacement of an expansion card of an expansion module

An expansion module for a computing unit for a high-performance computer cabinet, the expansion module comprising:

• a casing configured to be removably guided horizontally in a main housing of a computing unit of a high-performance computer cabinet;
• a support card, mounted within the casing, comprising:
• at least one module connector, said at least one module connector being configured to be removably connected to the computing unit;
• and
• a plurality of card slot connectors, each card slot connector being configured to be removably connected to an expansion card;
• at least a lever for locking and unlocking the casing to the main housing of the computing unit, said lever being operable manually without using any tools;
• and,
• a handle, pivotable according to a vertical axis, for simultaneously locking and simultaneously unlocking expansion cards when the expansion cards are mounted in the plurality of card slot connectors.