Troubleshooting Without Diagnostics

Solving Display Problems (Continued)

Problem

Cause

Solution

 

 

 

 

The picture is broken up,

The monitor

1.

Be sure the monitor cable is

rolls, jitters, or flashes.

connections may be

 

securely connected to the

 

incomplete or the

 

computer.

 

monitor may be

2.

In a two-monitor system or if

 

incorrectly adjusted.

 

 

another monitor is in close

 

 

 

 

 

 

proximity, be sure the monitors

 

 

 

are not interfering with each

 

 

 

other’s electromagnetic field by

 

 

 

moving them apart.

 

 

3. Fluorescent lights or fans may

 

 

 

be too close to the monitor.

 

 

 

 

Monitor needs to be

Degauss the monitor. Refer to the

 

degaussed.

documentation that came with the

 

 

monitor for instructions.

 

 

 

Vibrating or rattling noise

Monitor degaussing

None. It is normal for the

coming from inside a CRT

coil has been activated.

degaussing coil to be activated

monitor when powered on.

 

when the monitor is powered on.

 

 

 

Clicking noise coming from

Electronic relays have

None. It is normal for some

inside a CRT monitor.

been activated inside

monitors to make a clicking noise

 

the monitor.

when turned on and off, when

 

 

going in and out of standby mode,

 

 

and when changing resolutions.

 

 

 

High pitched noise coming

Brightness and/or

Lower brightness and/or contrast

from inside a flat panel

contrast settings are too

settings.

monitor.

high.

 

 

 

 

 

 

2–22

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Troubleshooting Guide

Page 38
Image 38
HP DC5100 manual Solving Display Problems

DC5100 specifications

The HP DC5100 is a desktop computer that was launched by Hewlett-Packard in the mid-2000s, primarily targeting the business sector and home office users. Its design emphasizes robustness, reliability, and ease of use, which has made it a popular choice among small to medium-sized businesses.

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Another noteworthy aspect of the DC5100 is its energy efficiency. Designed for business use, it incorporates power-saving features that help reduce overall energy consumption, contributing to lower operating costs over time. This is particularly important for companies looking to manage their budgets while being mindful of environmental impact.

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In conclusion, the HP DC5100 is a well-rounded desktop that boasts a balance of performance, efficiency, and reliability. Its compact design, versatile configurations, and strong connectivity options make it a solid choice for both business and home office environments. With features designed to enhance productivity while ensuring security and energy savings, the HP DC5100 remains a viable option for users seeking dependable computing power.