Index

A

access panel, locked 11 audible codes 55 audio problems 27

B

beep codes 55 boot problems 41 booting options

Full Boot 48

Quick Boot 48

C

CD-ROM or DVD problems 40

CMOS

backing up 58

clearing and resetting 60 Customer Support 7, 47

D

diagnostics utility 1 diskette problems 15 Drive Key problems 42 Drive Protection System

(DPS) 62

E error

codes 48, 55 messages 49

F

flashing LEDs 55

front panel problems 43

G

general problems 10

H

hard drive problems 18 hardware installation

problems 32 helpful hints 8

I

 

 

Insight Diagnostics

1

 

Internet access problems

44

K

 

 

keyboard problems

30

 

L

 

 

LEDs

 

 

blinking power

55

 

blinking PS/2 keyboard

55

M

Media Card Reader problems 21 memory problems 37

monitor problems 23 mouse problems 30

N

 

 

 

 

 

 

network problems

34

 

numeric error codes

49

O

 

 

 

 

 

 

optical drive problems

 

40

P

 

 

 

 

 

 

password

 

 

 

 

 

 

clearing

58

 

 

 

power-on

 

58

 

 

 

setup

58

 

 

 

 

POST error messages

48

power problems

14

 

 

power-on password

58

printer problems

29

 

 

problems

 

 

 

 

 

 

audio

27

 

 

 

 

CD-ROM or DVD

40

diskette

 

15

 

 

 

Drive Key

 

42

 

 

 

front panel

43

 

 

general

 

10

 

 

 

hard drive

18

 

 

 

hardware installation

32

Internet access 44

 

keyboard

30

 

Media Card Reader 21

memory

 

37

 

monitor

23

 

mouse

30

 

network

 

34

 

power

14

 

printer

29

 

processor

39

 

software

46

 

processor problems

39

R

 

 

 

resetting

 

 

 

CMOS

58

 

password jumper

58

S

safety and comfort 7 setup password 58 software

backing up 5 problems 46

W

Wake-on-LAN feature 34

64 Index

ENWW

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HP dc7800 tower manual Index

dc7800 tower specifications

The HP dc7800 Tower is a powerful desktop computer designed for professional and enterprise environments. Known for its stability, performance, and versatility, this model has secured its place in a variety of business settings. Launched in the mid-2000s, it embodies HP’s commitment to quality and innovation.

One of the main features of the HP dc7800 is its form factor. The tower configuration allows for easy upgrades and maintenance, providing ample space for additional hard drives, memory, and other components. This level of accessibility makes it ideal for businesses that need to adapt their systems to changing requirements.

The dc7800 is powered by Intel's Core 2 Duo processors, offering dual-core technology that enhances multitasking capabilities. With clock speeds ranging from 1.8 GHz to 3.0 GHz, this system can handle demanding applications with relative ease. It also supports Intel's vPro technology, which allows for remote management and security features, making it an excellent choice for organizations prioritizing IT control.

Another notable characteristic is the support for up to 8GB of DDR2 RAM. This allows for efficient data processing and improved performance when running multiple applications simultaneously. Additionally, the dc7800 features multiple storage options, accommodating both SATA hard drives and solid-state drives, which can significantly enhance boot times and overall system responsiveness.

Connectivity options on the HP dc7800 are robust. It includes a variety of USB ports, audio jacks, and optional legacy ports, ensuring compatibility with a wide range of peripherals and accessories. Networking capabilities are also prominent, with built-in Gigabit Ethernet providing high-speed internet access.

Furthermore, the desktop tower is designed with energy efficiency in mind. It meets ENERGY STAR certification standards, which not only helps reduce operational costs but also minimizes environmental impact.

Overall, the HP dc7800 Tower embodies a blend of performance, expandability, and energy efficiency, making it a reliable choice for businesses in need of a robust desktop solution. With its legacy of dependability and its suite of modern technologies, it continues to serve as a valuable asset in enterprise environments.