Do you have a question about the Compaq dx2390 - Microtower PC and is the answer not in the manual?
Details the automatic process for installing the operating system on the computer.
Explains how to install drivers for optional hardware devices after OS installation.
Describes the HP Backup and Recovery Manager application for backing up and recovering data.
Overview of the Computer Setup (F10) Utility functions and capabilities.
Step-by-step instructions for accessing and navigating the Computer Setup utility.
Details the settings available in the Main section of the Computer Setup utility.
Describes the configuration options within the Advanced section of the Computer Setup utility.
Configuration options related to power management within the Computer Setup utility.
Settings for boot device priority and boot-time diagnostics in Computer Setup.
Options for saving, discarding, or loading setup defaults in Computer Setup.
Procedure to reset BIOS Setup options to their default values.
Introduction to HP Insight Diagnostics for hardware configuration and testing.
Steps to access the HP Insight Diagnostics utility via a Recovery Disc Set.
Information on the Survey tab for viewing system configuration details.
Details on selecting test types, modes, and devices for diagnostics.
Explanation of the Test Log and Error Log tabs for diagnostic results.
Accessing help topics, error codes, and test component information.
Procedure for saving and printing diagnostic information to a diskette or USB key.
Steps to download the latest version of HP Insight Diagnostics from the HP website.
Characteristics and specifications of SATA hard drives.
Details on SATA data and power cable pin assignments and handling.
Information on drive and partition capacity limits based on file systems.
Identification of the computer chassis types, specifically the Microtower (MT).
Information on preventing damage from static electricity to electronic components.
Guidelines for operating the computer to prevent overheating and prolong its life.
Procedures for cleaning the computer's exterior components.
Steps for cleaning the computer case, including stain removal techniques.
Instructions for cleaning the keyboard, including under the keys.
Information about the 3-volt lithium coin cell battery and its handling.
Location of the computer's unique serial number and product ID number.
Essential steps and safety precautions before disassembling the computer.
Description of external security devices like cable locks and padlocks.
Procedure for removing and reinstalling the computer's access panel.
Instructions for removing and reinstalling the front bezel of the chassis.
Details on memory modules (DIMMs), compatibility, and installation.
Procedure for installing, replacing, or removing expansion cards.
Guidelines for installing and removing various types of drives.
Step-by-step instructions for removing an optical drive from the chassis.
Procedure for removing an internal 3.5-inch hard drive from its cage.
Instructions for removing and installing the computer's processor.
Procedure for removing and replacing the computer's power supply unit.
Steps for removing and reinstalling the system board.
Pin assignments for the keyboard connector.
Pin assignments for the mouse connector.
Pin assignments for the Ethernet RJ-45 connector.
Pin assignments for the parallel interface connector.
Pin assignments for serial interface connectors.
Pin assignments for USB connectors.
Pin assignments for SATA data and power connectors.
Pin assignments for PCI Express connectors.
General requirements for power cord sets applicable to all countries.
Additional requirements for power cords specific to different countries.
Safety and comfort guidelines for working with the computer.
Steps to take before contacting technical support for problem isolation.
General suggestions for resolving common computer, monitor, or software issues.
Troubleshooting common computer problems like no power or lock-ups.
Resolving issues when new hardware is not recognized by the system.
Guide to understanding POST audible codes for diagnosing errors.
Information on how to contact HP customer support for assistance.
List of reference designators used on HP system and riser boards.
Physical dimensions of the desktop computer.
Operating and non-operating temperature ranges for the computer.
Specifications for the computer's power supply unit.