Troubleshooting 123
• Reseat the memory modules (see "Memory" on page 155) to ensure that your
computer is successfully communicating with the memory.
• Run the Dell Diagnostics (see "Dell Diagnostics" on page 111).
IF YOU EXPERIENCE OTHER MEMORY PROBLEMS —
• Reseat the memory modules (see "Memory" on page 155) 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 156).
• 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 "Memory" on
page 155.
• Run the Dell Diagnostics (see "Dell Diagnostics" on page 111).
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
Tur n
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 —
Windows XP
1
Click
Start
→
Control Panel
→
Mouse
.
2
Adjust the settings as needed.