Troubleshooting

 

 

Solving Minor Problems (Continued)

 

 

 

 

Problem

Cause

Solution

 

 

 

 

The unit temperature was

1. Unit is in an exceedingly hot

 

exceeded. The fan may

environment. Let it cool down.

 

be blocked.

2. Ensure that computer air vents

 

 

 

 

are not blocked and internal fan

 

 

is running.

 

 

Contact Compaq authorized reseller

 

 

or service provider.

 

 

 

Power-On Self Test

 

For more detailed help refer to the

(POST) displays an

 

troubleshooting information which is

error.

 

available on the Compaq Web site

 

 

www.compaq.com/support (search

 

 

for Evo D510 e-pc).

You hear a buzzing

This is the pre-boot

noise.

diagnostics capability

 

feature. It detects

 

problems with your PC.

1.Count the number of beeps after the buzzer.

2.Contact Customer Support.

Computer appears locked up and will not turn off when the power button is pressed.

Software control of the power switch is not functional.

Press and hold the power button for at least 5 seconds until the computer turns off.

Computer date and

RTC (real-time clock)

time display is

battery may need to be

incorrect.

replaced. Battery life is

 

approximately 3–5 years.

First, reset the date and time under Control Panel. If the problem persists, replace the RTC battery. Refer to Appendix A, “Replacing the Battery” for instructions on installing a new battery, or contact your Compaq authorized dealer or reseller for RTC battery replacement.

Computer powered off

The unit temperature may

automatically.

have been exceeded. The

 

fan may be blocked.

1.Unit is in an exceedingly hot environment. Let it cool down.

2.Ensure that computer air vents are not blocked and internal fan is running.

Contact Compaq authorized reseller or service provider.

Quick User’s Guide

2–3