HP EliteDesk 800 G3 Maintenance and Service Guide - Page 101

Open Task Manager, All Programs

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Poor performance. Cause Low on memory. Hard drive fragmented. Program previously accessed did not release reserved memory back to the system. Virus resident on the hard drive. Too many applications running. Some software applications, especially games, are stressful on the graphics subsystem. Cause unknown. Solution Add more memory. Defragment hard drive. Restart the computer. Run virus protection program. 1. Close unnecessary applications to free up memory. 2. Add more memory. 3. 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: In Windows 7: a. Go to Start > All Programs > Accessories > Run b. Type msconfig, and then press Enter. c. On the Startup tab of the System Configuration Utility, clear applications that you do not want to launch automatically, and the click OK. In Windows 10: a. Type msconfig in the taskbar search box, and then select msconfig. b. On the Startup tab of the System Configuration Utility, click Open Task Manager. c. Select applications that you do not want to launch automatically, and the click Disable. 1. Lower the display resolution for the current application or 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. Restart the computer. Computer powered off automatically and the Power LED flashes red four times and then white two times. Cause Solution Processor thermal protection activated: A fan may be blocked or not turning. OR The heat sink is not properly attached to the processor. 1. Ensure that the computer air vents are not blocked and the processor cooling fan is running. 2. Open the access panel, press the power button, and see if the processor fan (or other system fan) spins. If the fan does not spin, make sure the fan cable is plugged onto the system board header. 3. If fan a plugged in and not spinning, replace it. Solving general problems 91

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Poor performance.
Cause
Solution
Low on memory.
Add more memory.
Hard drive fragmented.
Defragment hard drive.
Program previously accessed did not release reserved memory
back to the system.
Restart the computer.
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.
3.
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:
In Windows 7:
a.
Go to
Start
>
All Programs
>
Accessories
>
Run
b.
Type
msconfig
, and then press
Enter
.
c.
On the
Startup
tab of the System
Configuration
Utility,
clear applications that you do not want to launch
automatically, and the click
OK
.
In Windows 10:
a.
Type
msconfig
in the taskbar search box, and then
select
msconfig
.
b.
On the
Startup
tab of the System
Configuration
Utility,
click
Open Task Manager
.
c.
Select applications that you do not want to launch
automatically, and the click
Disable
.
Some software applications, especially games, are stressful on
the graphics subsystem.
1.
Lower the display resolution for the current application or
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 four times and then white two times.
Cause
Solution
Processor thermal protection activated:
A fan may be blocked or not turning.
OR
The heat sink is not properly attached to the processor.
1.
Ensure that the computer air vents are not blocked and the
processor cooling fan is running.
2.
Open the access panel, press the power button, and see if
the processor fan (or other system fan) spins. If the fan does
not spin, make sure the fan cable is plugged onto the system
board header.
3.
If fan a plugged in and not spinning, replace it.
Solving general problems
91