Installing the CD/DVD media backplane
To install the CD/DVD media backplane 1, complete the following steps.
1. Align the CD/DVD media backplane at the rear of the CD/DVD bay.
2. Install the two screws that secure the media backplane to the chassis.
3. Reconnect the CD/DVD power and signal cables to the two connectors on the
media backplane.
4. Reconnect the operator-information-panel cable to the connector on the system
board (J50) (see “System-board internal cable connectors” on page 11 for the
location of the connector).
5. Slide the CD-RW/DVD drive into the bay until it clicks (see “Installing a
CD-RW/DVD drive” on page 76).
6. Replace the fan-bracket assembly (see “Installing the fan-bracket assembly” on
page 61).
7. Install the cover (see “Installing the cover” on page 57).
8. Slide the server into the rack.
9. 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.
Installing and removing the hard disk drive backplane
The procedure to use for installing or removing the Serial Attached SCSI (SAS)
backplane depends on the server model.
v For a 3.5-inch hard disk drive model, see “Removing the 3.5-inch-drive hard disk
drive backplane” on page 108 and “Installing the 3.5-inch-drive hard disk drive
backplane” on page 109.
Chapter 4. Removing and replacing server components 107
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