Dell OptiPlex 755 - Manual (Page 72)

72
Quick Reference Guide
Resolving Software and Hardware Incompatibilities
If a device is either not detected during the operating system setup or is
detected but incorrectly configured, you can use the Hardware
Troubleshooter to resolve the incompatibility.
To start the Hardware Troubleshooter:
Windows XP:
1 Click Start → Help and Support.
2 Type
hardware troubleshooter in the search field and press
to start the search.
3 In the Fix a Problem section, click Hardware Troubleshooter.
4 In the Hardware Troubleshooter list, select the option that best describes
the problem and click Next to follow the remaining troubleshooting steps.
Windows Vista:
1 Click the Windows Vista start button
, and click Help and Support.
2 Type
hardware troubleshooter in the search field and press
to start the search.
3 In the search results, select the option that best describes the problem and
follow the remaining troubleshooting steps.
4-2-1 No timer tick
4-2-2 Shutdown failure
4-2-3 Gate A20 failure
4-2-4 Unexpected interrupt in protected mode
4-3-1 Memory failure above address 0FFFFh
4-3-3 Timer-chip counter 2 failure
4-3-4 Time-of-day clock stopped
4-4-1 Serial or parallel port test failure
4-4-2 Failure to decompress code to shadowed memory
4-4-3 Math-coprocessor test failure
4-4-4 Cache test failure
Code Cause