Troubleshooting Guide - dx2390, dx2400, and dx2450 Microtower Models HP Compaq Business PCs
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About This Book WARNING! Text set off in this manner indicates that failure to follow directions could result in bodily harm or loss of life. CAUTION: Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of information. NOTE: Text set off in this manner provides important supplemental information.
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Table of contents 1 Computer Diagnostic Features HP Insight Diagnostics ......................................................................................................................... 1 Accessing HP Insight Diagnostics ....................................................................................... 1 Survey Tab .......................................................................................................................... 2 Test Tab ...............................................
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1 Computer Diagnostic Features HP Insight Diagnostics NOTE: HP Insight Diagnostics is included on CD with some computer models only. The HP Insight Diagnostics utility allows you to view information about the hardware configuration of the computer and perform hardware diagnostic tests on the subsystems of the computer. The utility simplifies the process of effectively identifying, diagnosing, and isolating hardware issues. The Survey tab is displayed when you invoke HP Insight Diagnostics.
6. Shut down the operating system and turn off the computer. 7. Turn on the computer. The system will boot to the CD. NOTE: If the system does not boot to the CD in the optical drive, you may need to change the boot order in the Computer Setup (F10) utility so that the system attempts to boot to the optical drive before booting to the hard drive. Refer to the Computer Setup (F10) Utility Guide for more information. 8. Select the appropriate language and click Continue.
There are three types of tests to choose from: ● Quick Test—Provides a predetermined script where a sample of each hardware component is exercised and requires no user intervention in either Unattended or Interactive mode. ● Complete Test—Provides a predetermined script where each hardware component is fully tested. There are more tests available in the Interactive mode, but these require user intervention. ● Custom Test—Provides the most flexibility in controlling the testing of a system.
The Status tab also shows: ● The devices being tested ● The test status (running, passed, or failed) of each device being tested ● The overall test progress of all devices being tested ● The test progress for each device being tested ● The elapsed test times for each device being tested Log Tab The Log tab contains a Test Log tab and an Error Log tab.
automatically create an html file that has the same appearance as the information displayed on the screen. 1. Insert a diskette or USB 2.0 HP Drive Key (capacity must be 64MB or higher). USB 1.0 Drive Keys are not supported. 2. Click Save in the bottom right corner of the screen. 3. Select Save to the floppy or Save to USB key. 4. Enter a file name in the File Name box and click the Save button. An html file will be saved to the inserted diskette or USB HP Drive Key.
HP Backup and Recovery Manager The HP Backup and Recovery Manager is an easy-to-use, versatile application that allows you to back up and recover the primary hard drive on the PC. The application works within Windows to create backups of Windows, all applications, and all data files. Backups can be scheduled to occur automatically at designated intervals, or they can be initiated manually. Important files can be archived separately from regular backups.
2 Troubleshooting Safety and Comfort WARNING! Misuse of the computer or failure to establish a safe and comfortable work environment may result in discomfort or serious injury. Refer to the Safety & Comfort Guide available on the Web site at http://www.hp.com/ergo for more information on choosing a workspace and creating a safe and comfortable work environment. WARNING! Energized and moving parts inside. Disconnect power to the equipment before removing the enclosure.
To assist you in resolving problems online, HP Instant Support Professional Edition provides you with self-solve diagnostics. If you need to contact HP support, use HP Instant Support Professional Edition's online chat feature. Access HP Instant Support Professional Edition at: http://www.hp.com/go/ispe. Access the Business Support Center (BSC) at http://www.hp.
● If you have installed an operating system other than the factory-installed operating system, check to be sure that it is supported on the system. ● If the system has multiple video sources (embedded, PCI, or PCI-Express adapters) installed and a single monitor, the monitor must be plugged into the monitor connector on the source selected as the primary VGA adapter. During boot, the other monitor connectors are disabled and if the monitor is connected into these ports, the monitor will not function.
Solving General Problems You may be able to easily resolve the minor problems described in this section. If a problem persists and you are unable to resolve it yourself or if you feel uncomfortable about performing the operation, contact your HP authorized reseller or service provider. Computer will not turn on. Cause Solution Cables to the external power source are unplugged. Ensure that cables connecting the computer to the external power source are plugged in properly and the wall outlet is active.
Computer date and time display is incorrect. Cause Solution RTC (real-time clock) battery may need to be replaced. First, reset the date and time under Control Panel (Computer Setup can also be used to update the RTC date and time). If the problem persists, replace the RTC battery. See the Hardware Reference Guide for instructions on installing a new battery, or contact an authorized dealer or reseller for RTC battery replacement.
Poor performance is experienced. Cause Solution Some software applications, especially games, are stressful on the graphics subsystem 1. Lower the display resolution for the current application or consult the documentation that came with the application for suggestions on how to improve performance by adjusting parameters in the application. 2. Add more memory. 3. Upgrade the graphics solution. Cause unknown. Restart the computer. Blank screen (no video).
Solving Hardware Installation Problems You may need to reconfigure the computer when you add or remove hardware, such as an additional drive or expansion card. If you install a plug and play device, the Windows operating system automatically recognizes the device and configures the computer. If you install a non–plug and play device, you must reconfigure the computer after completing installation of the new hardware.
Interpreting POST Audible Codes This section covers the audible codes that may occur before or during POST that do not necessarily have an error code or text message associated with them. WARNING! When the computer is plugged into an AC power source, voltage is always applied to the system board. To reduce the risk of personal injury from electrical shock and/or hot surfaces, be sure to disconnect the power cord from the wall outlet and allow the internal system components to cool before touching.
Contacting Customer Support For help and service, contact an authorized reseller or dealer. To locate a reseller or dealer near you, visit http://www.hp.com. NOTE: If you take the computer to an authorized reseller, dealer, or service provider for service, remember to provide the setup and power-on passwords if they are set. Refer to the number listed in the warranty or in the Support Telephone Numbers guide for technical assistance.
