Keyboard Problems; Memory Problems - Dell OptiPlex GX260 Series User Manual

Solving Problems: Dell OptiPlex GX260 Systems User's Guide
See your operating system documentation for additional troubleshooting
information
Check for interrupt request conflicts—
Incompatibilities."

Keyboard Problems

Fill out the Diagnostics Checklist
Check the keyboard cable
Ensure that the keyboard cable is firmly connected to the computer.
●
Check the cable connector for bent or broken pins and for damaged or frayed
●
cables. Straighten bent pins.
Remove keyboard extension cables and connect the keyboard directly to the
●
computer.
Test the keyboard—
using the keyboard. If the new keyboard works, the original keyboard is faulty.
Check the keyboard switch setting—
keyboard, sometimes behind a panel. Ensure that the switch is set to PS/2, Enhanced
XT/AT, or PC/AT. See the documentation supplied with the keyboard for recommended
settings.
Run the Dell Diagnostics—
the tests fail, contact
Check for interrupt request conflicts—
Incompatibilities."

Memory Problems

CAUTION: Before you perform this procedure, see
http://support.dell.com/support/edocs/systems/opgx260/en/ug/solvprob.htm (19 of 30) [10/25/2007 1:44:24 PM]
as you complete these checks.
Connect a keyboard that works properly to the computer, and try
Switch settings are on the bottom of the
Reboot the computer and run the
Dell.
See "Resolving Software and Hardware
See "Resolving Software and Hardware
"CAUTION: Safety
Dell Diagnostics. If any of
Instructions."