HP dc7800 tower manual Printer Error Messages, Video Graphics Error Messages

Models: dc7800 tower

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Error Messages and Codes

A.7 Printer Error Messages (4xx-xx)

Table A-6

Printer Error Messages

Message

Probable Cause

Message

Probable Cause

 

 

 

 

401-01

Printer failed or not connected

402-11

Interrupt test, data/cntrl. reg. failed

 

 

 

 

402-01

Printer data register failed

402-12

Interrupt test and loopback test failed

 

 

 

 

402-02

Printer control register failed

402-13

Int. test, LpBk. test., and data register failed

 

 

 

 

402-03

Data and control registers failed

402-14

Int. test, LpBk. test., and cntrl. register failed

 

 

 

 

402-04

Loopback test failed

402-15

Int. test, LpBk. test., and data/cntrl. reg.

 

 

 

failed

 

 

 

 

402-05

Loopback test and data reg.

402-16

Unexpected interrupt received

 

failed

 

 

 

 

 

 

402-06

Loopback test and cntrl. reg.

402-01

Printer pattern test failed

 

failed

 

 

 

 

 

 

402-07

Loopback tst, data/cntrl. reg.

403-xx

Printer pattern test failed

 

failed

 

 

 

 

 

 

402-08

Interrupt test failed

404-xx

Parallel port address conflict

 

 

 

 

402-09

Interrupt test and data reg. failed

498-00

Printer failed or not connected

 

 

 

 

402-10

Interrupt test and control reg.

--

--

 

failed

 

 

 

 

 

 

A.8 Video (Graphics) Error Messages (5xx-xx)

Table A-7.

Video (Graphics) Error Messages

Message

Probable Cause

Message

Probable Cause

 

 

 

 

501-01

Video controller test failed

508-01

320x200 mode, color set 0 test failed

 

 

 

 

502-01

Video memory test failed

509-01

320x200 mode, color set 1 test failed

 

 

 

 

503-01

Video attribute test failed

510-01

640x200 mode test failed

 

 

 

 

504-01

Video character set test failed

511-01

Screen memory page test failed

 

 

 

 

505-01

80x25 mode, 9x14 cell test

512-01

Gray scale test failed

 

failed

 

 

 

 

 

 

506-01

80x25 mode, 8x8 cell test failed

514-01

White screen test failed

 

 

 

 

507-01

40x25 mode test failed

516-01

Noise pattern test failed

 

 

 

 

See Table A-14 for additional video (graphics) messages.

 

A-8

www.hp.com

Technical Reference Guide

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HP dc7800 tower manual Video Graphics Error Messages, Table A-6 Printer Error Messages Probable Cause

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.