Removing the Subassembly
You can remove the subassembly by yourself, but it is easier if you have someone help you. Follow these steps:
1.Turn the computer so that the front panel is facing you.
2.To remove the front panel, lift up slightly on the three clips at the top of the panel and tilt it toward you, as shown below.
clips
front panel
Pull the panel away from the front of the computer.
If you are going to install a hard disk drive in the lower horizontal position, set the front panel aside and go to step 4.
If you are installing a diskette drive, remove the slot cover from the front panel, as described in step 3.