Table 2-1Solving General Problems (continued)

Cursor will not move using the arrow keys on the keypad.

Cause

Solution

 

 

The Num Lock key may be on.

Press the Num Lock key. The Num Lock light should not be on if you want to use the arrow keys. The Num Lock key can be disabled (or enabled) in Computer Setup.

There is no sound or sound volume is too low.

Cause

Solution

 

 

System volume may be set low or muted.

1. Check the F10 BIOS settings to make sure the internal

 

 

system speaker is not muted (this setting does not affect

 

 

the external speakers).

 

2.

Make sure the external speakers are properly connected

 

 

and powered on and that the speakers' volume control is

 

 

set correctly.

 

3.

Use the system volume control available in the operating

 

 

system to make sure the speakers are not muted or to

 

 

increase the volume.

 

 

The audio device may be connected to the wrong jack on the

Ensure that the device is connected to the correct jack on the

rear of the computer or the jack has been retasked to perform

rear of the computer. If the correct jack is being used and the

a different function.

problem persists, the jack may have been retasked to perform

 

a function that is different from the default function. Open the

 

Realtek control panel by clicking the Realtek HD Audio

 

Manager icon in the task tray or the Realtek entry in the

 

operating system's Control Panel and set the jack to the

 

desired function.

 

 

 

Poor performance is experienced.

 

 

 

 

Cause

Solution

 

 

Processor is hot.

1. Make sure airflow to the computer is not blocked. Leave

 

 

a 10.2-cm (4-inch) clearance on all vented sides of the

 

 

computer and above the monitor to permit the required

 

 

airflow.

 

2.

Make sure fans are connected and working properly

 

 

(some fans only operate when needed).

 

3.

Make sure the processor heatsink is installed properly.

 

 

Hard drive is full.

Transfer data from the hard drive to create more space on the

 

hard drive.

 

 

Low on memory.

Add more memory.

 

 

Hard drive fragmented.

Defragment hard drive.

 

 

Program previously accessed did not release reserved

Restart the computer.

memory back to the system.

 

 

 

 

Virus resident on the hard drive.

Run virus protection program.

 

 

 

ENWW

Solving General Problems 11