Dell Inspiron 1720 (Mid 2007) - Manual (Page 121)

Troubleshooting
121
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 "Memory" on page 147).
• Reseat the memory modules to ensure that your computer is successfully
communicating with the memory (see "Memory" on page 147).
• Run the Dell Diagnostics (see "Dell Diagnostics" on page 99).
I F YOU EXPERIENCE OTHER MEMORY PROBLEMS —
• Reseat the memory modules to ensure that your computer is successfully
communicating with the memory (see "Memory" on page 147).
• Ensure that you are following the memory installation guidelines (see
"Memory" on page 147).
• Run the Dell Diagnostics (see "Dell Diagnostics" on page 99).
Network Problems
Fill out the "Diagnostics Checklist" on page 176 as you complete these
checks.
CAUTION:
Before you begin any of the procedures in this section, follow the
safety instructions in the Product Information Guide.
C HECK THE NETWORK CABLE CONNECTOR — Ensure that the network cable is
firmly inserted into both the network connector on the back of the computer
and the network jack.
C HECK THE NETWORK LIGHTS ON THE NETWORK CONNECTOR — No light
indicates that no network communication exists. Replace the network cable.
R ESTART THE COMPUTER AND LOG ON TO THE NETWORK AGAIN
C HECK YOUR NETWORK SETTINGS — Contact your network administrator or
the person who set up your network to verify that your network settings are
correct and that the network is functioning.