IBM THINKCENTER 8128 Hardware Maintenance Manual page 55

4. For all drives except the hard disk drive, push in on the metal tab that secures
the drive being removed. The hard disk drive tray pivots out toward the front
of the computer for removal of the hard disk drive. See the following
illustrations.
For the hard disk drive, see the illustration below.
5. Slide the drive out the front of the computer.
Installing a drive
1. If you are installing a parallel drive, make sure the drive is set correctly as
either a master or a slave device. Jumper the new drive the same as the drive
being replaced. Serial ATA hard disk drives do not require a master/slave
jumper.
Refer to the documentation that comes with your drive for master/slave
jumper information.
2. Slide the drive into the appropriate bay.
Chapter 6. Replacing FRUs
49