ADLINK cPCI-6870 - Manual (Page 65)

Getting Started 51
cPCI-6870
Removing the SATA Hard Drive - cPCI-6870
Reverse steps 5 through 1 above to remove the SATA hard drive.
CAUTION:
When removing the hard drive, be careful to hold the adapter
board and lift upwards in a vertical motion to disconnect it from
the board-to-board connector. This will avoid damaging the
adapter board and connectors.