Lenovo ThinkServer RD440 User Manual And Hardware Maintenance Manual page 169

This topic provides instructions on how to install or replace the optical drive.
This topic applies only to the following server models:
• Server models with eight 3.5-inch hard-disk-drive bays
• Server models with 2.5-inch hard-disk-drive bays
For server models with twelve 3.5-inch hard-disk-drive bays, there is no internal optical drive and you can
use an external optical drive if needed.
CAUTION:
When laser products (such as CD-ROMs, DVD drives, fiber optic devices, or transmitters) are
installed, note the following:
• Do not remove the covers. Removing the covers of the laser product could result in exposure to
hazardous laser radiation. There are no serviceable parts inside the device.
• Use of controls or adjustments or performance of procedures other than those specified herein
might result in hazardous radiation exposure.
DANGER
Some laser products contain an embedded Class 3A or Class 3B laser diode. Note the following:
Laser radiation when open. Do not stare into the beam, do not view directly with optical
instruments, and avoid direct exposure to the beam.
Before you begin, print all the related instructions or ensure that you can view the PDF version on another
computer for reference.
Notes:
• Depending on the model, your server might look slightly different from the illustrations in this topic.
• Use any documentation that comes with the new optical drive and follow those instructions in addition to
the instructions in this topic.
To install or replace the optical drive, 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. If the server is installed in a rack cabinet, remove the server from the rack cabinet and place it on a flat,
clean, and static-protective surface. See the Rack Installation Instructions that comes with the server.
3. Remove the server cover. See "Removing the server cover" on page 89.
4. Locate the optical drive bay. See "Server components" on page 34.
5. Do one of the following:
.
Chapter 6 Installing, removing, or replacing hardware
157