Power-On Self Test Post Messages | HP dc7800 tower manual

Error Messages and Codes

A.3 Power-On Self Test (POST) Messages

Table A-2.

Power-On Self Test (POST) Messages

Error Message	Probable Cause

Invalid Electronic Serial Number	Chassis serial number is corrupt. Use Setup to enter a valid number.

Network Server Mode Active (w/o	System is in network mode.
kybd)

101-Option ROM Checksum Error	A device’s option ROM has failed/is bad.

110-Out of Memory Space for	Recently added PCI card contains and option ROM too large to
Option ROMs	download during POST.

102-system Board Failure	Failed ESCD write, A20, timer, or DMA controller.

150-Safe POST Active	An option ROM failed to execute on a previous boot.

162-System Options Not Set	Invalid checksum, RTC lost power, or invalid configuration.

163-Time & Date Not Set	Date and time information in CMOS is not valid.

164-Memory Size Error	Memory has been added or removed.

201-Memory Error	Memory test failed.

213-Incompatible Memory Module	BIOS detected installed DIMM(s) as being not compatible.

214-DIMM Configuration Warning	A specific error has occurred in a memory device installed in the
	identified socket.

216-Memory Size Exceeds Max	Installed memory exceeds the maximum supported by the system.

217-DIMM Configuration Warning	Unbalanced memory configuration.

219-ECC Memory Module	Recently added memory module(s) support ECC memory error
Detected ECC Modules not	correction.
supported on this platform

301-Keyboard Error	Keyboard interface test failed (improper connection or stuck key).

303-Keyboard Controller Error	Keyboard buffer failed empty (8042 failure or stuck key).

304-Keyboard/System Unit Error	Keyboard controller failed self-test.

404-Parallel Port Address Conflict	Current parallel port address is conflicting with another device.

417-Network Interface Card Failure	NIC BIOS could not read Device ID of embedded NIC.

501-Display Adapter Failure	Graphics display controller.

510-Splash Image Corrupt	Corrupted splash screen image. Restore default image w/flash utility.

511-CPU Fan Not Detected	Processor heat sink fan is not connected.

512-Chassis Fan Not Detected	Chassis fan is not connected.

A-2

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Technical Reference Guide

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.