Dell WHL, U7021 Adding a Second Hard Drive

94 Removing and Installing Parts
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19 If the drive you just installed is the primary drive, install your operating system on the hard
drive.
Adding a Second Hard Drive
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions
located in the Product Information Guide.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet
before opening the cover.
NOTICE: To avoid damage to the drive, do not set it on a hard surface. Instead, set the drive on a
surface, such as a foam pad, that will sufficiently cushion it.
1 Check the documentation for the drive to verify that it is configured for your computer.
2 Follow the procedures in "Before You Begin" on page 67.
3 Remove the two plastic rails from the inside of the hard-drive bay by gently pulling the rails
up and out of the bay.
4 Attach the rails to the hard drive using the two screws attached to the rails.
Ensure that the rail tabs are positioned at the back of the hard drive.
NOTICE: Do not install any drive into the lower hard-drive bay until you have removed the green drive
rails from the inside of the hard-drive bay.
5 Remove the first hard drive from the upper bay and install it in the lower bay:
a Disconnect the power and the hard-drive cables from the back of the first hard drive.
b Press in the two rail tabs and pull the first hard drive out of the upper bay.
c Gently slide the first hard drive into the lower bay until you hear a click.
d Reconnect the power and hard-drive cables to the back of the first hard drive.
6 Gently slide the new hard drive into the upper bay until you hear a click.