Gateway 7210 System Manual page 45

To replace a failed drive:
1
Before you remove the failed drive, use the appropriate software and
utilities installed on the system to stop all activity on the failed drive.
Instructions for using the software are provided by the software
manufacturer.
2
Use the utilities to determine which drive needs to be replaced.
3
If the drive carrier is locked, use the hex key to unlock the carrier. Locked
drive carriers show a red flag in the slot on the carrier handle.
4
Remove the drive from the drive bay by pressing down on the carrier
handle and rotating the handle out and down from the front of the server.
38
Replacing and Adding Internal Devices