Dell E521 Owner's Manual - Page 41

Memory Problems, Mouse Problems, CAUTION - 4 memory modules

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Memory Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. 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 "Installing Memory" on page 68). • Reseat the memory modules (see "Installing Memory" on page 68) to ensure that your computer is successfully communicating with the memory. • Run the Dell Diagnostics (see "Dell Diagnostics" on page 52). IF YOU EXPERIENCE OTHER MEMORY PROBLEMS - • Reseat the memory modules (see "Installing Memory" on page 68) to ensure that your computer is successfully communicating with the memory. • Ensure that you are following the memory installation guidelines (see "Installing Memory" on page 68). • Your computer supports DDR2 memory. For more information about the type of memory supported by your computer, see "Memory" on page 107. • Run the Dell Diagnostics (see "Dell Diagnostics" on page 52). Mouse Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. C L E A N T H E M O U S E - See "Mouse" on page 120 for instructions on cleaning the mouse. CHECK THE MOUSE CABLE - 1 Remove mouse extension cables, if used, and connect the mouse directly to the computer. 2 Reconnect the mouse cable as shown on the setup diagram for your computer. Solving Problems 41

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Solving Problems
41
Memory Problems
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in the
Product Information Guide
.
Mouse Problems
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in the
Product
Information Guide
.
I
F
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 "Installing Memory" on page 68).
•
Reseat the memory modules (see "Installing Memory" on page 68) to ensure that your computer is
successfully communicating with the memory.
•
Run the Dell Diagnostics (see "Dell Diagnostics" on page 52).
I
F
YOU
EXPERIENCE
OTHER
MEMORY
PROBLEMS
—
•
Reseat the memory modules (see "Installing Memory" on page 68) to ensure that your computer is
successfully communicating with the memory.
•
Ensure that you are following the memory installation guidelines (see "Installing Memory" on page 68).
•
Your computer supports DDR2 memory. For more information about the type of memory supported by
your computer, see "Memory" on page 107.
•
Run the Dell Diagnostics (see "Dell Diagnostics" on page 52).
C
LEAN
THE
MOUSE
—
See "Mouse" on page 120 for instructions on cleaning the mouse.
C
HECK
THE
MOUSE
CABLE
—
1
Remove mouse extension cables, if used, and connect the mouse directly to the computer.
2
Reconnect the mouse cable as shown on the setup diagram
for your computer.