Lenovo ThinkSystem SR950 Setup Manual page 367

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.
"
CAUTION:
Make sure that all server power cords are disconnected from their power sources before performing
this procedure.
Before you remove the riser for slot 16 to 17, disconnect and label all cables connected to adapters in the I/O
tray; then, remove the I/O tray. See "Remove the I/O tray" on page 334.
Complete the following steps to remove the riser for slot 16 to 17.
Watch the procedure. A video of the installation process is available:
• YouTube
•
Youku
Figure 113. Riser for slot 16 to 17 removal
Step 1. Loosen the captive screw (item 1 in preceding figure) that secures the riser to the I/O tray board.
" on page 56 " " on page 254
Appendix B. Component reference
363