Lenovo ThinkSystem SR950 Setup Manual page 372

4. Install the I/O tray in the chassis and connect all cables. See "Install the I/O tray" on page 335.
Install the riser for slot 16 to 17 (riser 3)
The riser for adapter slot 16 to 17 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 the captive screw.
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.
"
Attention: Do not use the riser for slot 16 to 17 with four socket storage rich configurations.
Before you install the riser for slot 16 to 17:
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 adapter slot 16 to 17.
3. Install adapters in the riser. See "Install an I/O adapter in slot 16 to 17" on page 304.
4. 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 16 to 17.
Watch the procedure. A video of the installation process is available:
•
YouTube
•
Youku
ThinkSystem SR950 Setup Guide
368
" on page 56 " " on page 254