Lenovo ThinkStation P520 Hardware Maintenance Manual page 193

a. Press the two clips toward each other as shown and push the dummy bezel out of the flex module.
Figure 150. Removing the dummy bezel
b. Insert the four-digit-diagnostics-display cable into the corresponding slot. Then, push the four-digit
diagnostics display as shown until it snaps into position.
Figure 151. Installing the four-digit diagnostics display
.
Chapter 9 Hardware removal and installation
185