HP 6200 Pro H3D90USABA, 6200 PRO QN084AW#ABA manual Appendix D Troubleshooting Without Diagnostics

Table D-1Solving General Problems (continued)

Poor performance is experienced.

Cause	Solution
Hard drive fragmented.	Defragment hard drive.
Program previously accessed did not release reserved memory	Restart the computer.
back to the system.
Virus resident on the hard drive.	Run virus protection program.
Too many applications running.	1.	Close unnecessary applications to free up memory.
	2.	Add more memory. Some applications run in the
		background and can be closed by right-clicking on their
		corresponding icons in the task tray. To prevent these
		applications from launching at startup, go to Start >
		Run (Windows XP) or Start > All Programs >
		Accessories > Run (Windows Vista and Windows 7)
		and type msconfig. On the Startup tab of the System
		Configuration Utility, clear applications that you do not
		want to launch automatically.
Some software applications, especially games, are stressful on	1.	Lower the display resolution for the current application or
the graphics subsystem		consult the documentation that came with the application
		for suggestions on how to improve performance by
		adjusting parameters in the application.
	2.	Add more memory.
	3.	Upgrade the graphics solution.
Cause unknown.	Restart the computer.

Computer powered off automatically and the Power LED flashes Red two times, once every second, followed by a two second pause, and the computer beeps two times. (Beeps stop after fifth iteration but LEDs continue flashing).

Cause	Solution
Processor thermal protection activated:	1.	Ensure that the computer air vents are not blocked and
A fan may be blocked or not turning.		the processor cooling fan is running.
OR	2.	Open hood, press power button, and see if the processor
		fan spins. If the processor fan is not spinning, make sure
The heat sink is not properly attached to the processor.		the fan's cable is plugged onto the system board header.
	3.	If fan is plugged in, but is not spinning, then replace the
		heat sink/fan assembly.
	4.	Contact an authorized reseller or service provider.

268 Appendix D Troubleshooting Without Diagnostics