206 Solving Problems
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Mouse Problems
Fill out the Diagnostics Checklist as you complete these checks.
IF YOU RECEIVE AN ERROR MESSAGE FOR THE MICROPROCESSOR —
• If two microprocessors are installed, ensure that they are identical. If the
microprocessors aren’t identical, you may receive an error message for the
following:
–Different cache sizes
– Different speeds
–Different types
Enter system setup and ensure that values for Processor 0 and Processor 1 under
the CPU Information option are identical:
• If two microprocessors are installed, ensure that a VRM is installed for the
second microprocessor.
• Remove and reinstall the microprocessor.
• Run the System Board Devices and Processor Cache test groups in the Dell
Diagnostics.
Verify that the VRM is working:
• If two microprocessors are installed, ensure that a VRM is properly installed
for the second microprocessor.
• Reseat the second VRM (see VRM).
•Run the System Board Devices and Processor Cache test groups in the Dell
Diagnostics.
RESTART THE COMPUTER —
1 Simultaneously press <Ctrl><Esc> to display the Start menu.
2 Ty p e u, press the keyboard arrow keys to highlight Shut down or Tur n Of f, and
then press <Enter>.
3 After the computer turns off, press the power button to restart the computer.
CHECK THE MOUSE CABLE —
• Check the cable connector for bent or broken pins and for damaged or frayed
cables. Straighten bent pins.
• Ensure that the cable is firmly connected to the computer.