Abstract: A multi-bay apparatus can include a connector located in a multi-bay of a printed circuit assembly (PCA) of the apparatus, the connector is shaped to support a plurality of electronic input components at separate periods of time. The connector can connect an electronic input component among the plurality of electronic input components supported by the connector.

Abstract: Example implementations relate to a retention assembly. One example retention assembly includes a support member extending from a printed circuit board. The support member includes a body region having a slot and a first flange extending from the body region. The retention assembly also includes a locking member slidably coupled to the support member via the slot. The locking member includes a second flange. The second flange includes a protruded region, and wherein the protruded region and the first flange are to secure a proximal end of expansion module.

Abstract: A top loading cartridge is provided herein. The top loading cartridge includes a support member and a lock mechanism. The support member to receive an electronic component. The lock mechanism includes a handle and an engagement member. The handle to connect to the support member and move between a first position and a second position. The engagement member to extend from the support member to engage with a chassis.