Lenovo ThinkServer RD550 - Manual (Page 110)

8. Slide the rear backplane/cage kit to the rear of the server so that the kit is engaged to the rear of the
chassis. Align the two screws of the kit with the corresponding holes in the system board. Then, tighten
the screws to secure the kit to the system board.
Figure 64. Installing the rear backplane/cage kit
9. Install 2.5-inch hot-swap hard disk drives or dummy trays (if any) to the rear backplane/cage kit. See
“Installing or replacing a hot-swap hard disk drive” on page 119.
10. Connect cables to the rear backplane. See “Rear backplane for up to two 2.5-inch drives” on page 37.
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation, go to “Completing the parts replacement” on page 144.
Removing the rear backplane/cage kit
Attention: Do not open your server or attempt any repair before reading and understanding “Safety information”
on page iii and “Guidelines” on page 61.
Before you begin, print all the related instructions or ensure that you can view the PDF version on another
computer for reference.
Note: Use any documentation that comes with the rear backplane/cage kit and follow those instructions in
addition to the instructions in this topic.
To remove the rear backplane/cage kit, do the following:
1. Remove all media from the drives and turn off all attached devices and the server. Then, disconnect all
power cords from electrical outlets and disconnect all cables that are connected to the server.
2. Prepare your server. See “Removing or extending the server from the rack cabinet” on page 63.
3. Remove the server cover. See “Removing the server cover” on page 63.
96 ThinkServer RD550 User Guide and Hardware Maintenance Manual