Lenovo System x3300 M4 Installation And Service Manual page 219

10. Take the drive rail away from the DVD drive and place it to the right place for the future use.
If you have other devices to install or remove, do so now. Otherwise, go to "Completing the installation"
on page 83.
Replacing an optical CD/DVD drive
Use this information to replace an optical CD/DVD drive.
To replace an optional CD/DVD drive, complete the following steps:
1. If you are installing a drive, make sure that:
• You have all the cables and other equipment that are specified in the documentation that comes
with the new drive.
• You have checked the instructions that come with the new drive to determine whether you must set
any switches or jumpers in the drive.
• You have removed the blue optical drive rails from the side of the old drive and have them available
for installation on the new drive.
Note: If you are installing a drive that contains a laser, observe the following safety precautions.
Statement 3
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.
.
Chapter 6 Removing and replacing components
205