Tyan Computer GX21 - Manual (Page 50)

3.6 Replacing the FDD with a HDD
42 Chapter 3: Replacing Pre-Installed Components
3. Slide the drive bay housing backwards and lift it clear of
the chassis.
4. Remove the 4 screws that secure the FDD in the drive
bay and lift it free of the drive bay housing.
5. Place a HDD in the drive bay housing and secure with 4
screws. Refer to section 2.4.2 Installing an Internal IDE
or S-ATA Hard Disk Drive for details on installing a hard
disk.
6. Replace the drive bay housing in the chassis and secure
with 4 screws.
7. Replace the power and data cables for the CD-ROM
drive and the new HDD unit.