Lenovo ThinkServer TS430 Hardware Maintenance Manual page 190

4. Position the server cover on the chassis so that the rail on the bottom of the server cover engages the
bottom rail on the chassis. Then, align the four tabs
in the top edge of the chassis. Pivot the server cover to close it.
Figure 113. Closing the server cover
5. Slide the server cover to the front of the chassis until it snaps into position.
Figure 114. Installing the server cover
6. Tighten the thumbscrew on the server cover to secure the server cover in place.
178
ThinkServer TS430 Hardware Maintenance Manual
1 on the server cover with the corresponding holes