Tyan Computer Transport GT20 B3970-U - Manual (Page 57)

Chapter 3: Replacing Pre-Installed Components 49
3.8 Replacing the SATA Backplane
1. After removing the M1012 adapter board, disconnect
those cables connected to the SATA backplane, including
SATA and power cables.
2. Grab the two tabs to lift the SATA backplane off.
3. Remove ten screws that secure the bracket to the
adapter board.