Procedure; Postrequisites - Dell Inspiron M421R Owner's Manual

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WARNING: Before working inside your computer, read the safety information
that shipped with your computer and follow the steps in "Before You Begin" on
page 8. For additional safety best practices information, see the Regulatory
Compliance Homepage at dell.com/regulatory_compliance.
CAUTION: Hard drives are extremely fragile. Exercise care when handling the
hard drive.

Procedure

1
Remove the new hard drive from its packaging.
Save the original packaging for storing or shipping the hard drive.
2 Align the screw holes on the hard-drive bracket with the screw holes on
the hard drive.
3 Replace the screws that secure the hard-drive bracket to the hard drive.
4 Connect the hard-drive cable interposer to the hard drive.
5
Place the hard-drive assembly in the hard-drive bay on the computer base.
6 Replace the screws that secure the hard-drive assembly to the computer base.
7 Route the hard-drive cable through the routing guides on the computer base.
8 Connect the hard-drive cable to the system-board connector.

Postrequisites

1 Replace the base cover. See "Replacing the Base Cover" on page 28.
2 Replace the battery. See "Replacing the Battery" on page 18.
3 Follow the instructions in "After Working Inside Your Computer" on page 10.
Replacing the Hard Drive
Replacing the Hard Drive
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