Dell XPS 15Z (L511Z, Mid 2011) - Manual (Page 80)

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Finding More Information and Resources
If you need to: See:
reinstall your operating system “System Recovery Media” on page 67
run a diagnostic program for your computer “Dell Diagnostics” on page 61
reinstall system software “My Dell Downloads” on page 60
for more information about the Microsoft
Windows operating system and features support.dell.com
find your Service Tag/Express Service Code —
You must use the service tag to identify your
computer on support.dell.com or to contact
technical support the bottom of your computer
“Dell Support Center” on page 59
upgrade your computer with new or
additional components like a new hard drive
reinstall or replace a worn or defective part
access the battery the Service Manual at
support.dell.com/manuals
NOTE: In some countries, opening and
replacing parts of your computer may
void your warranty. Check your warranty
and return policies before working inside
your computer.