Install the riser for slot 10 to 15 (riser 2)
The riser for adapter slot 10 to 15 (riser 2) is in the I/O tray that is accessed from the rear of the server. After installing adapters in the riser, insert the riser in the I/O tray and secure it with two captive screws.
![disconnect all power](disconnect_all_power_sources-111.png)
Install the optional M.2 backplane and optional riser bracket for slot 14 to 15 before installing the riser for adapter slot 10 through 15 (riser 2).
![](read_install_ref-150.png)
![](disconnect_power_cords_ref-150.png)
If you are installing an optional LOM adapter in slot 9, install it before installing the riser for slot 10 to 15 (riser 2). See Install a LOM adapter in slot 9.
Before you install the riser for slot 10 through 15 option:
If the I/O tray is installed in the server, remove it. See Remove the I/O tray.
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.
Make sure that there are no I/O tray fillers installed in riser slot 10 to 15.
If you are Installing the optional slot 14 to 15 bracket, make sure that it is in place. See Install a riser bracket for slot 14 to 15.
Install adapters in the riser. See Install a PCIe adapter in slot 10 to 15.
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.
![Slot 10 to 15 riser installation](sr950_riser_10to15_install-430.png)
- 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.
- Tighten the two captive screws (items 4 in preceding figure) that secure the riser to the I/O tray board.
If you have no other options to install in the I/O tray after installing the riser for slot 10 to 15, install the I/O tray in the chassis. See Install the I/O tray.
Demo video