HP dc7900 manual Table A-2

Models: dc7900

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Error Messages and Codes

 

Table A-2. (Continued)

Power-On Self Test (POST) Messages

 

 

Error Message

Probable Cause

 

 

514-CPU or Chassis Fan not

CPU fan is not connected or may have malfunctioned.

detected.

 

 

 

601-Diskette Controller Error

Diskette drive removed since previous boot.

 

 

605-Diskette Drive Type Error

Mismatch in drive type.

 

 

912-Computer Cover Removed

Cover (hood) removal has been detected by the Smart Cover Sensor.

Since Last System Start Up

 

 

 

914-Hood Lock Coil is not

Smart Cover Lock mechanism is missing or not connected.

Connected

 

 

 

916-Power Button Not Connected

Power button harness has been detached or unseated from the system

 

board.

 

 

917-Expansion Riser Not Detected

Expansion (backplane) board not seated properly.

 

 

919-Front Panel, MultiPort, and/or

Riser card has been removed or has not been reinstalled properly in

MultiBay Risers not Detected

the system.

 

 

1156-Serial Port A Cable Not

Cable from serial port header to I/O connector is missing or not

Detected

connected properly.

 

 

1157-Front Cables Not Detected

Cable from front panel USB and audio connectors is missing or not

 

connected properly.

 

 

1720-SMART Hard Drive Detects

SMART circuitry on an IDE drive has detected possible equipment

Imminent Failure

failure.

 

 

1721-SMART SCSI Hard Drive

SMART circuitry on a SCSI drive has detected possible equipment

Detects Imminent Failure

failure.

 

 

1785-MultiBay incorrectly installed

For integrated MultiBay/ USDT systems:

 

MultiBay device not properly seated.

or

MultiBay riser not properly seated.

1794--Inaccessible device attached to SATA 1

(for systems with 2 SATA ports)

A device is attached to SATA 1. Any device attached to this connector will be inaccessible while “SATA Emulation” is set to “Combined IDE Controller” in Computer Setup.

1794-Inaccessible devices attached to SATA 1 and/or SATA 5 (for systems with 4 SATA ports)

A device is attached to SATA 1 and/or SATA 5.

Devices attached to these connectors will be inaccessible while “SATA Emulation” is set to “Combined IDE Controller” in Computer Setup

1796-SATA Cabling Error

One or more SATA devices are improperly attached. For optimal

 

performance, the SATA 0 and SATA 1 connectors must be used before

 

SATA 2 and SATA 3.

 

 

 

Technical Reference Guide

www.hp.com

A-3

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HP dc7900 manual Table A-2

dc7900 specifications

The HP dc7900 is a well-regarded desktop solution that serves as a testament to HP's commitment to performance, reliability, and user accessibility. Introduced as part of HP’s Compaq line and designed primarily for business professionals, the dc7900 combines powerful processing capabilities with a compact form factor that suits various office environments.

One of the standout features of the HP dc7900 is its robust configuration options. It typically comes equipped with Intel's Core 2 Duo or Quad processors, giving users the ability to handle demanding applications seamlessly. The inclusion of Intel's technologies, such as Intel vPro, enhances remote management and IT control, making it an ideal choice for businesses looking to streamline their operations.

The dc7900 is designed with flexibility in mind. It offers multiple form factors, including mini-tower, small form factor, and ultra-slim desktop configurations. This variety enables organizations to choose a model that best fits their workspace requirements, maximizing both efficiency and aesthetics. The small footprint models are particularly beneficial in space-constrained environments, while the mini-tower version provides expandability for future upgrades.

In terms of graphics capabilities, the HP dc7900 typically features integrated Intel graphics, with options to install discrete graphics cards for users who require enhanced visual performance. This makes the dc7900 suitable for tasks ranging from standard office applications to more graphics-intensive responsibilities.

Connectivity is another key characteristic of the HP dc7900. It is equipped with a variety of ports, including USB 2.0 and audio jacks, allowing users to connect peripherals easily. Additionally, the dc7900 supports legacy connections, making it easier for businesses with older equipment to integrate new systems without hassle.

Durability and reliability are hallmarks of the HP dc7900. Built with high-quality materials and subjected to rigorous testing, this desktop is designed to withstand the demands of a bustling office environment. Furthermore, HP's comprehensive warranty and support options assure businesses of the reliability of their investment.

The HP dc7900 is not just a powerful desktop; it’s a versatile and dependable solution for modern businesses. With its combination of performance, expandability, and solid build quality, the dc7900 remains a relevant choice for those looking to enhance their productivity and efficiency in the workplace.