HP HPE Alletra 2140 Hardware Manual page 118

1 Right PCIe cage
2 Fastener
6. Move the right PCIe cage if present, from the existing controller to the upgrade controller.
a) Lift the tab of the fastener and turn the fastener one half turn (180°) counter clockwise to release the PCIe cage.
b) Grasp both sides of the PCIe cage and lift the cage out of the controller to unseat the underlying riser cards from their
connectors.
c) Align the PCIe cage and guide post with the grooves of the controller, and lower the cage into the controller.
3 Riser card
4 Connector
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Upgrade Procedures 118