Tyan Computer GX21 - Manual (Page 52)

3.8 Replacing the S-ATA Backplane
44 Chapter 3: Replacing Pre-Installed Components
6. Remove the 2 screws securing the LED control board to
the chassis.
7. Lift the LED control board free from the chassis.
3.8 Replacing the S-ATA Backplane
Note:
This section appllies to
B5102G21S2H model only.
1. Remove the 2 screws securing the metal retaining plate
to the chassis and lift the retaining plate free.
2. Remove the cables from the rear of the S-ATA back
plane.