Lenovo 3057 Maintenance Manual page 128

6. There are two PCI Express card slots on the riser card assembly 1 and the shorter one is for installing
the expander card. Remove the slot bracket for the shorter slot and store it in the event that you later
remove the expander card and need the bracket to cover the place.
Note: Ensure that you install the RAID card and connect two mini-SAS to mini-SAS signal cables to the
RAID card before installing the expander card.
Figure 71. Removing a PCI Express card slot bracket
7. Touch the static-protective package that contains the expander card to any unpainted surface on the
outside of the server. Then, take the expander card out of the package.
Note: Carefully handle the expander card by its edges.
8. Note the dotted lines in the following illustration to properly position the expander card near the shorter
PCI Express card slot on the riser card assembly 1. Then, carefully press the expander card straight into
the slot until it is securely seated and its bracket also is secured by the riser card assembly 1.
Figure 72. Installing the expander card
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ThinkServer RD430 Hardware Maintenance Manual