Getting Started

Diagnostic Front Panel LEDs and Audible Codes

 

 

Possible

Recommended

Activity

Beeps

Cause

Action

Red Power LED

4

Power failure

1.

Open the hood and

flashes four

 

(power supply is

 

ensure the 4-wire

times, once every

 

overloaded).

 

power supply cable

second, followed

 

 

 

is seated into the

by a two second

 

 

 

connector on the

pause. The beeps

 

 

 

system board.

continue for five

 

 

2.

Check if a device is

iterations, then

 

 

 

 

 

causing the problem

stop. The LED

 

 

 

 

 

 

by removing ALL

flashes continue

 

 

 

 

 

 

attached devices

until the problem

 

 

 

 

 

 

(such as hard,

is resolved.

 

 

 

 

 

 

diskette, or optical

Beeps may

 

 

 

drives, and

not occur

 

 

 

expansion cards).

on all

 

 

 

Power on the system.

models for

 

 

 

If the system enters

this activity.

 

 

 

the POST, then

 

 

 

 

power off and

 

 

 

 

replace one device

 

 

 

 

at a time and repeat

 

 

 

 

this procedure until

 

 

 

 

failure occurs.

 

 

 

 

Replace the device

 

 

 

 

that is causing the

 

 

 

 

failure. Continue

 

 

 

 

adding devices one

 

 

 

 

at a time to ensure all

 

 

 

 

devices are

 

 

 

 

functioning properly.

 

 

 

3. Replace the power

 

 

 

 

supply.

 

 

 

4.

Replace the system

 

 

 

 

board.

26

www.hp.com

Getting Started

Page 30
Image 30
HP DC5100 manual System board

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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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.