Lenovo ThinkSystem SR950 Setup Manual page 253

CAUTION:
Make sure that all server power cords are disconnected from their power sources before performing
this procedure.
Before you remove an upper storage interposer:
1. Remove the front cover. See "Remove the front cover" on page 205.
2. Remove the upper compute tray or storage tray. See "Remove a compute tray" on page 188 or
"Remove a storage tray" on page 254.
3. If you removed a compute tray and it has one or more compute system boards installed or a system
board filler, remove the system boards or system board filler. See "Remove a system board" on page
192.
4. Turn the tray upside down and remove the upper fan cage. See "Remove a fan cage (upper tray)" on
page 197.
Complete the following steps to remove an upper storage interposer.
Watch the procedure. A video of the installation process is available:
• YouTube
•
Youku
Figure 114. Upper storage interposer removal
Step 1. Disconnect all power and data cables from the storage interposer.
Step 2. Slide the RAID card forward to disconnect the RAID card from the storage interposer; then, rotate
the RAID card upward. (Leave the three cables connected to the RAID card.)
Step 3. Remove the screw securing the storage interposer in place.
Step 4. Slide the storage interposer to the left and remove it from the tray.
Appendix B. Component reference
249