Dell XPS 15Z (L511Z, Mid 2011) - Manual (Page 58)

56
Solving Problems
If you encounter interference that hinders
reception on your computer — An unwanted
signal is creating interference by interrupting
or blocking other signals. Some possible
causes of interference are:
Power, keyboard, and mouse extension •
cables.
Too many devices connected to a
•
power strip.
Multiple power strips connected to the
•
same electrical outlet.
Memory Problems
If you receive an insufficient memory
message —
Save and close any open files and exit any •
open programs you are not using to see if
that resolves the problem.
See the software documentation for
•
minimum memory requirements. If
necessary, install additional memory
(see the Service Manual at
support.dell.com/manuals).
Reseat the memory module(s) into the
•
connector(s) (see the Service Manual at
support.dell.com/manuals).
If the problem persists, contact Dell
•
(see “Contacting Dell” on page 77).
If you experience other memory problems —
Run Dell Diagnostics (see “Dell •
Diagnostics” on page 61).
If the problem persists, contact Dell (see
•
“Contacting Dell” on page 77).