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338 Solving Problems
BACK UP YOUR FILES IMMEDIATELY
USE A VIRUS-SCANNING PROGRAM TO CHECK THE HARD DRIVE, FLOPPY DISKS, CDS, OR DVDS
SAVE AND CLOSE ANY OPEN FILES OR PROGRAMS AND SHUT DOWN YOUR COMPUTER THROUGH THE START MENU
Memory 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 314).
• Reseat the memory modules (see "Memory" on page 313) to ensure that your computer is successfully
communicating with the memory.
• Run the Dell Diagnostics (see "Dell Diagnostics" on page 353).
IF YOU EXPERIENCE OTHER MEMORY PROBLEMS —
• Reseat the memory modules (see "Memory" on page 313) 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 314).
• Ensure that the memory you are using is supported by your computer. For more information about the type of
memory supported by your computer, see the specifications for your computer.
• Run the Dell Diagnostics (see "Dell Diagnostics" on page 353).
Mouse Problems
CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product
Information Guide.
C
HECK THE MOUSE CABLE —
• Ensure that the cable is not damaged or frayed and check cable connectors for bent or broken pins. Straighten any
bent pins.
• Remove any mouse extension cables, and connect the mouse directly to the computer.
• Verify that the mouse cable is connected as shown on the setup diagram for your computer.
RESTART THE COMPUTER —
1
Simultaneously press <Ctrl><Esc> to display the
Start
menu.
2
Press <
u>
,
press the up- and down-arrow keys
to highlight
Shut down
or
Turn Off
, and then press <Enter>.
3
After the computer turns off, reconnect the mouse cable as shown on the setup diagram.
4
Turn on the computer.
TEST THE MOUSE — Connect a properly working mouse to the computer, then try using the mouse.
C
HECK THE MOUSE SETTINGS —