Lenovo ThinkSystem SR950 Setup Manual page 249

Before you install the riser for slot 10 to 15:
1. Make sure that there is no screw (item 2 in following figure) securing the I/O tray board to the I/O tray in a
location where a captive riser screw will be installed.
2. Make sure that there are no I/O tray fillers installed in riser slot 10 to 15.
3. Install the slot 14 and 15 bracket, if one was removed from the old riser. See "Install a riser bracket for
slots 14 and 15" on page 246.
4. Install adapters in the riser. See "Install a PCIe adapter in slot 10 to 15" on page 185.
5. If any of the adapters in the riser have internal cables, make sure that they are connected before
installing the riser in the I/O tray.
Complete the following steps to install the riser for slot 10 to 15.
Watch the procedure. A video of the installation process is available:
•
YouTube
•
Youku
Figure 111. Riser for slot 10 to 15 (riser 2) installation
Step 1. Align the riser with the I/O tray and insert it; then, press the riser into the I/O tray until the connector
is fully seated.
Step 2. Tighten the two captive screws (items 4 in preceding figure) that secure the riser to the I/O tray
board.
Appendix B. Component reference
245