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Table of Contents
Troubleshooting
Related Manuals for Compaq dx2355 - Microtower PC
Summary of Contents for Compaq dx2355 - Microtower PC
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Page 1: Troubleshooting Guide
Troubleshooting Guide HP Compaq Business Desktops dx2355/dx2358 Microtowers Models Document Part Number: 481134-001 February 2008 This guide provides helpful hints and solutions for troubleshooting the above products as well as scenarios for possible hardware and software problems. - Page 2 CAUTION: Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of information. Troubleshooting Guide HP Compaq Business Desktops dx2355/dx2358 Microtowers Models First Edition (February 2008) Document Part Number: 481134-001...
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Page 3: Table Of Contents
Contents 1 Computer Diagnostic Features HP Insight Diagnostics ..........1–1 Accessing HP Insight Diagnostics . -
Page 4: Computer Diagnostic Features
Computer Diagnostic Features HP Insight Diagnostics ✎ 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. -
Page 5: Accessing Hp Insight Diagnostics
Computer Diagnostic Features Accessing HP Insight Diagnostics You must boot to the Documentation and Diagnostics CD, as described in the steps below, to access HP Insight Diagnostics. 1. While the computer is on, insert the Documentation and Diagnostics CD into an optical drive on the computer. 2. -
Page 6: Survey Tab
Computer Diagnostic Features Survey Tab The Survey tab displays important system configuration information. In the View section on the left side of the screen, you can select the Summary view to see limited configuration data or select the Advanced view to see all the data in the selected category. Regardless of whether you choose Advanced or Summary, the following categories of information are available on the Survey tab: All—Gives a listing of all categories of information about the... -
Page 7: Test Tab
Computer Diagnostic Features Test Tab The Test tab allows you to choose various parts of the system to test. You can also choose the type of test and testing mode. There are two test modes to choose from: ■ Interactive Mode—Provides maximum control over the testing process. -
Page 8: Status Tab
Computer Diagnostic Features 5. Choose how you want the test to be executed, either Number of Loops or Total Test Time. When choosing to run the test over a specified number of loops, enter the number of loops to perform. If you desire to have the diagnostic test for a specified time period, enter the amount of time in minutes. -
Page 9: Log Tab
Computer Diagnostic Features Log Tab The Log tab contains two logs, a Test Log and an Error Log, each of which can be selected from the left side of the tab. The Test Log displays all tests that have been executed, the number of times of execution, the number of times the test failed, and the time it took to complete the test. -
Page 10: Downloading The Latest Version Of Hp Insight Diagnostics
Computer Diagnostic Features 5. Print the information from the storage device used to save it. ✎ To exit HP Insight Diagnostics, click Exit in the upper right corner of the screen then remove the Documentation and Diagnostics CD from the optical drive. Downloading the Latest Version of HP Insight Diagnostics www.hp.com 1. -
Page 11: Troubleshooting
Troubleshooting Safety and Comfort Å 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 on the Documentation and Diagnostics CD and available at www.hp.com/ergo for more information on choosing a workspace and creating a safe and comfortable work... - Page 12 Troubleshooting ■ If you are working on a network, plug another computer with a different cable into the network connection. There may be a problem with the network plug or cable. ■ If you recently added new hardware, remove the hardware and see if the computer functions properly.
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Page 13: Helpful Hints
Troubleshooting ■ Remove any hardware that was recently added to your system. ■ Remove any software that was recently installed. ■ Run the Restore Plus! CD. Ä CAUTION: Running the Restore Plus! CD will erase all data on the hard drive. - Page 14 Troubleshooting computer will restart if automatic start on power loss is set in Computer Setup. If it does not restart, press the power button to start the computer. ■ Reconfigure the computer after installing a non–plug and play expansion board or other option. See “Solving Hardware Installation Problems”...
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Page 15: Solving General Problems
Troubleshooting 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. Problem Cause Solution... - Page 16 Troubleshooting Problem Cause Solution Computer will not Computer is in Press the power button to resume from respond to USB standby mode. standby mode. keyboard or mouse. Keyboard or mouse is not Connect keyboard and mouse cables connected to computer. to computer.
- Page 17 Troubleshooting Problem Cause Solution Poor performance is Hard drive is full. Transfer data from the hard drive to experienced (continued). create more space on the hard drive. Low on memory. Add more memory. Hard drive is fragmented. Defragment hard drive. Program previously Restart the computer.
- Page 18 Troubleshooting Problem Cause Solution Poor performance is Some software 1. Lower the display resolution for the experienced (continued). applications, especially current application or consult the games, are stressful on the documentation that came with the graphics subsystem. application for suggestions on how to improve performance by adjusting parameters in the application.
- Page 19 Troubleshooting Problem Cause Solution Blank screen (no video). You are using a fixed-sync Be sure that the monitor can accept (continued). monitor and it will not sync the same horizontal scan rate as the at the resolution chosen. resolution chosen. The VGA/BNC selector Set the selector switch to agree with switch on the monitor...
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Page 20: Solving Hardware Installation Problems
Troubleshooting 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, Windows operation system will automatically recognize the device and configure the computer. If you install a non–plug and play device, you must reconfigure the computer after completing installation of the new hardware. -
Page 21: Interpreting Diagnostic Lights And Audible Codes
Troubleshooting Problem Cause Solution Computer will not start. Wrong memory modules 1. Review the documentation that were used in the came with the system to upgrade or memory determine if you are using the modules were installed correct memory modules and to in the wrong location. -
Page 22: Diagnostic Front Panel Leds And Audible Codes
Troubleshooting Diagnostic Front Panel LEDs and Audible Codes Activity Beeps Recommended Action Green Power LED On. None None Green Power LED flashes None Not support wake up by mouse/keyboard. every two seconds. Should be Press Power button. CPU Fan weak 1. - Page 23 Troubleshooting Diagnostic Front Panel LEDs and Audible Codes (Continued) Activity Beeps Recommended Action 3 short beeps and 1 CPU configuration error or invalid CPU detected before long beep followed by a graphics card initialized. three second pause. 1. Upgrade the BIOS to proper version. 2.
- Page 24 Troubleshooting Diagnostic Front Panel LEDs and Audible Codes (Continued) Activity Beeps Recommended Action System does not power None Press and hold the power button for less than 4 on and LEDs are not seconds. If the hard drive LED turns green, then: flashing and also no 1.
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Page 25: Restoring The Software
Troubleshooting Diagnostic Front Panel LEDs and Audible Codes (Continued) Activity Beeps Recommended Action 4 short beeps followed 4 short Flashing operation has failed (checksum error, by a three second beeps corrupted image, etc.) pause. 1. Verify the correct ROM. 2. Flash the ROM if needed. 3. -
Page 26: Contacting Customer Support
Troubleshooting Contacting Customer Support For help and service, contact an authorized reseller or dealer. To www.hp.com locate a reseller or dealer near you, visit ✎ 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.