Lenovo ThinkSystem SR950 Setup Manual page 348

1. Install the riser that you removed to access the M.2 backplane. See "Install the riser for slot 10 to 15
(riser 2)" on page 365 or "Install the riser for slot 16 to 17 (riser 3)" on page 368.
2. Install the I/O tray and connect all cables. See "Install the I/O tray" on page 335.
If you are instructed to return the M.2 backplane, follow all packaging instructions, and use any packaging
materials for shipping that are supplied to you.
Install the M.2 backplane
The M.2 backplane is in the I/O tray that is accessed from the rear of the server. After removing the I/O tray
and one of the risers to gain access to the M.2 backplane, install the M.2 drives in the backplane; then, insert
the backplane in the I/O tray and press it in place.
S002
CAUTION:
The power-control button on the device and the power switch on the power supply do not turn off the
electrical current supplied to the device. The device also might have more than one power cord. To
remove all electrical current from the device, ensure that all power cords are disconnected from the
power source.
"
Before you install the M.2 backplane, install the M.2 drives. See "Install an M.2 drive" on page 347.
Complete the following steps to install the M.2 backplane.
Watch the procedure. A video of the installation process is available:
• YouTube
•
Youku
ThinkSystem SR950 Setup Guide
344
" on page 56 " " on page 254