Dell OptiPlex GX200 - Manual (Page 66)

Preliminary Steps
You must remove the drive shelf before removing the 3.5-inch diskette drive, the CD-ROM drive, the hard-disk drive, the control panel, the chassis
intrusion switch, or the power supply.
Figure 9. Drive Shelf Removal
To remove the drive shelf from the chassis, perform the following steps:
1. Disconnect the power and interface cables from the diskette drive and CD-ROM drive.
2. Press inward on the two drive shelf release tabs, and pull the shelf forward and out of the chassis (see Figure 9).
Hard-Disk Drive
Figure 10. Hard-Disk Drive/Bracket Removal
To remove the hard-disk drive and its bracket from the chassis, perform the following steps:
1 Chassis intrusion switch
2 CD-ROM drive
3 3.5-inch diskette drive
4 Hard-disk drive
1 Drive shelf
2 Release tabs (2)
1 Drive bracket
2 Release tabs (2)
CAUTION: To avoid the possibility of electric shock, turn off the computer and any peripherals, disconnect them from
electrical outlets, and then wait at least 5 seconds before you remove the computer cover. Also, before you remove a drive,
see the other precautions in "
Precautionary Measures ."
NOTE: This procedure assumes that you have removed the drive shelf from the chassis.