Dell Inspiron One 2330 Owner's Manual page 68

Procedure
1 Press the release lever down on the processor cover and then pull it
outwards to release it from the tab that secures it.
2 Extend the release lever completely to open the processor cover.
Leave the release lever extended in the release position so that the socket is
ready for the new processor.
3 Gently lift the processor to remove it from the socket.
1 release lever
3 processor cover
68
Processor
1
3
2
2 tab
4 processor
4