Troubleshooting Without Diagnostics

 

 

 

 

 

 

Solving Display Problems (Continued)

 

 

 

 

 

Problem

Cause

Solution

 

 

 

Blank screen and the

Pre-video graphics

For systems with a graphics card:

power LED flashes Red six

error.

1.

Reseat the graphics card.

times, once every second,

 

 

 

Power on the system.

followed by a two second

 

 

 

2.

Replace the graphics card.

pause, and the computer

 

 

3.

Replace the system board.

beeps six times.

 

For systems with integrated graphics, replace the system board.

Blank screen and the power LED flashes Red seven times, once every second, followed by a two second pause, and the computer beeps seven times.

System board failure

Replace the system board.

(ROM detected failure

 

prior to video).

 

Monitor does not function properly when used with energy saver features.

Monitor without energy

Disable monitor energy saver

saver capabilities is

feature.

being used with energy

 

saver features enabled.

 

Dim characters.

The brightness and

 

contrast controls are not

 

set properly.

Adjust the monitor brightness and contrast controls.

Cables are not properly

Check that the graphics cable is

connected.

securely connected to the graphics

 

card and the monitor.

Blurry video or requested

If the graphics controller

resolution cannot be set.

was upgraded, the

 

correct graphics drivers

 

may not be loaded.

Install the video drivers included in the upgrade kit.

 

Monitor is not capable

Change requested resolution.

 

of displaying requested

 

 

resolution.

 

 

 

 

 

Graphics card is bad.

Replace the graphics card.

 

 

 

Troubleshooting Guide

www.hp.com

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Image 37
HP DC5100 manual Set properly

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.

One of the main features of the HP DC5100 is its compact form factor, designed for efficient use of space in an office environment. The small desktop chassis allows users to maximize their workspace while still providing ample power for essential applications. The machine is equipped with various Intel processor options, including the Pentium 4 and the Celeron, which cater to different performance needs. This flexibility in processor choice allows businesses to select a configuration that best fits their specific workload requirements.

In terms of memory, the DC5100 supports a maximum of 4 GB of DDR2 RAM, ensuring that it can handle multitasking efficiently. This is particularly beneficial for tasks such as running multiple applications simultaneously, which is a common requirement in business settings. The storage options are diverse, with SATA hard drives available in various capacities, providing users with the ability to choose the right amount of space for their data and applications.

Connectivity options are also a highlight of the HP DC5100. It comes equipped with multiple USB ports, facilitating easy connection of peripherals such as printers, external storage devices, and other accessories. The integrated Ethernet port enables quick and reliable network connectivity, making it simple to connect to local networks and access the internet.

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.

The HP DC5100 also features various security technologies, including password protection and BIOS security options, which help protect sensitive data. This is critical for businesses that prioritize data integrity and confidentiality.

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.