Riser Boards).
Computer Cover
Figure 1. Computer Cover Removal
1Securing buttons (2)
To remove the computer cover, perform the following steps:
1.Turn off your computer and peripherals, and observe the caution for your personal safety and protection of the equipment described in "Precautionary Measures."
2.If you have installed a padlock through the padlock ring on the back panel, remove the padlock.
3.Press in on the two securing buttons until the cover is free to swing up (see Figure 1).
4.Raise the back of the cover, and pivot it toward the front of the computer.
5.Lift the cover off the hooks at the front of the chassis.
Figure 2. Computer Cover Replacement
1Release buttons (2)
2Hooks in slots (4)
To replace the computer cover, perform the following steps:
1.Check all cable connections, especially those that might have come loose during your work. Fold cables out of the way so that they do not catch on the computer cover. Make sure cables are not routed over the drive
2.Facing the left side of the computer, hold the cover at a slight angle as shown in Figure 2.
3.Fit the three cover hooks into the rectangular slots on the chassis. (It might be helpful to look down into the chassis to verify that the hooks are in place.)
4.Pivot the cover down toward the back and into position. Make sure that the two securing buttons click into place.
To reset the chassis intrusion detector, perform the following steps:
1. Reconnect all cables to their connectors at the back of the computer.