HP Desktop Pro A 300 G3 Maintenance and Service Guide - Page 80

Computer will not continue and the HP logo does not display., Cause, Solution

Page 80 highlights

Computer will not continue and the HP logo does not display. Cause ROM issue - POST error has occurred. Solution Observe the beeps and LED lights on the front of the computer. See POST error messages and diagnostic front panel LEDs and audible codes on page 82 to determine possible causes. See the Worldwide Limited Warranty for terms and conditions. "Illegal Operation has Occurred" error message is displayed. Cause Solution Software being used is not Microsoft-certified for your version of Verify that the software is certified by Microsoft for your version Windows. of Windows (see program packaging for this information). Configuration files are corrupt. If possible, save all data, close all programs, and restart the computer. 72 Chapter 5 Troubleshooting without diagnostics

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Computer will not continue and the HP logo does not display.
Cause
Solution
ROM issue - POST error has occurred.
Observe the beeps and LED lights on the front of the computer.
See
POST error messages and diagnostic front panel LEDs and
audible codes
on page
82
to determine possible causes.
See the Worldwide Limited Warranty for terms and conditions.
“Illegal Operation has Occurred” error message is displayed.
Cause
Solution
Software being used is not
Microsoft-certified
for your version of
Windows.
Verify that the software is
certified
by Microsoft for your version
of Windows (see program packaging for this information).
Configuration
files
are corrupt.
If possible, save all data, close all programs, and restart the
computer.
72
Chapter 5
Troubleshooting without diagnostics