Troubleshooting Without Diagnostics

 

 

 

 

 

 

 

 

 

 

 

Problem

Cause

Solution

 

 

 

 

 

 

Computer date and time

RTC (real-time clock)

First, reset the Date and Time

 

display is incorrect.

battery may need to be

Properties in the Control Panel

 

 

replaced.

(Computer Setup can also be used to

 

 

MConnecting the

update the RTC date and time). If the

 

 

problem persists, replace the RTC

 

 

computer to a live

 

 

AC outlet prolongs

battery. See the Hardware Reference

 

 

the life of the

Guide on the Library CD for

 

 

RTC battery.

instructions on installing a new

 

 

 

battery.

 

 

 

 

 

 

Cursor will not move

The Num Lock key

Press the Num Lock key. The

 

using the arrow keys on

may be on.

Num Lock light should not be on if you

 

the keypad.

 

want to use the arrow keys. The Num

 

 

 

Lock key can be disabled (or

 

 

 

enabled) in Computer Setup.

 

 

 

 

 

 

Poor performance is

Processor is hot.

1. Ensure airflow to the computer is

 

experienced.

 

not blocked. Leave a 4-inch

 

 

 

(10.2-cm) clearance on all vented

 

 

 

sides of the computer and monitor

 

 

 

to permit required airflow.

 

 

 

2. Ensure fans are connected and

 

 

 

working properly (some fans only

 

 

 

operate when needed).

 

 

 

3. Ensure the processor heatsink is

 

 

 

installed properly.

 

 

 

 

 

 

Poor performance is

Hard drive is full.

Transfer data from the hard drive to

 

experienced (continued).

 

create more space on the hard drive.

 

 

 

 

 

 

 

Low on memory.

Add more memory.

 

 

 

 

 

 

 

Hard drive is fragmented.

Defragment hard drive.

 

 

 

 

 

 

 

Program previously

Restart the computer.

 

 

accessed did not release

 

 

 

 

reserved memory back to

 

 

 

 

the system.

 

 

 

 

 

 

 

 

 

Virus resident on the hard

Run the virus protection program.

 

 

drive.

 

 

 

 

 

 

 

 

 

Too many applications

1. Close unnecessary applications to

 

 

running.

free up memory.

 

 

 

2. Add more memory.

 

 

 

 

 

 

Service Reference Guide

431672-001

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