Lenovo ThinkServer RD120 Hardware Maintenance Manual page 129

Installing the 2.5-inch-drive backplane
To install the replacement 2.5-inch-drive hard disk drive backplane, complete the
following steps.
1. Align the replacement backplane cage assembly 1 with the opening in the
front of the server.
2. Slide the drive-cage assembly into the front of the server until it clicks into
place. Make sure that the release latches hold the backplane securely in place.
3. Connect the power and signal cables to the backplane.
4. Replace the fan bracket assembly (see "Installing the fan-bracket assembly" on
page 61).
5. Install the cover (see "Installing the cover" on page 57).
6. Slide the server into the rack.
7. Insert the hard disk drives into the bays.
8. Reconnect the external cables; then, reconnect the power cords and turn on the
peripheral devices and the server.
Attention: In a dc power environment, only trained service personnel other
than Lenovo service technicians are authorized to connect or disconnect power
to the dc power supply. See the documentation that comes with each dc power
supply.
Chapter 4. Removing and replacing server components
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