Compaq dx2290 Service Reference Guide - HP Compaq dx2290 Business PC
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- Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 1
Service Reference Guide HP Compaq dx2290 Business PC - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 2
Microsoft and Windows are trademarks of Microsoft Corporation in the U.S. and other countries. The only warranties for HP products and services are set written consent of Hewlett-Packard Company. Service Reference Guide Business PCs Second Edition (September 2007) Document Part Number: 448513- - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 3
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 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 4
iv About This Book - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 5
Install the Operating System Downloading Microsoft Windows Updates 1 Installing or Upgrading Device Drivers 2 Customizing the Monitor Power 11 Computer Setup-Boot ...11 Computer Setup-Exit ...11 Recovering the Configuration Settings 12 3 HP Hardware Diagnostics HP Hardware Diagnostics ...13 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 6
23 Cleaning the Mouse ...23 Service Considerations ...23 Power Supply Fan ...23 Tools and Software Requirements 23 Screws ...24 Cables and Connectors ...24 Hard Drives ...24 Lithium Coin Cell Battery 25 6 Removal and Replacement Procedures Microtower (MT) Chassis Preparation for Disassembly ...26 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 7
Country-Specific Requirements ...68 Appendix C POST Error Messages Interpreting POST Audible Codes ...69 Appendix D Troubleshooting Without Diagnostics Safety and Comfort ...71 Before You Call for Technical Support 71 Helpful Hints ...72 Solving General Problems ...73 Solving Power Problems ...76 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 8
Solving CD-ROM and DVD Problems 94 Solving Drive Key Problems ...96 Solving Front Panel Component Problems 97 Solving Internet Access Problems ...98 Solving Software Problems ...99 Index ...101 viii - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 9
in online help. Microsoft security updates are available on the Microsoft Web site. Downloading Microsoft Windows Updates 1. To set up your Internet connection, click Start > Internet Explorer and follow the instructions on the screen. 2. Once an Internet connection has been established, click the - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 10
is complete, you must also install the drivers for each of the devices. Obtain the latest support software, including support software for the operating system from http://www.hp.com/support. Select your country and language, select Download drivers and software, enter the model number of - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 11
instructions. For more information about software restore points: 1. Click the Windows Start Button. 2. Click Help and Support. The Help and Support created. System Recovery reinstalls the operating system, programs, and drivers. However, you must reinstall any software that was not installed - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 12
Through the Windows Vista Start menu. ● By pressing the F11 key on the keyboard during startup. ● Through recovery discs that you create. ● Through recovery discs purchased from HP Support. To purchase recovery discs, go to http://www.hp.com/support and visit the Software & Driver downloads page for - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 13
peripheral devices from the computer except the monitor, the keyboard, and the mouse. 3. Turn on the computer. 4. Click the Windows Start Button. 5. Click All Programs. 6. Click PC Help & Tools. 7. Click Recovery Manager. You are asked if you want to perform a Microsoft System Restore: ● If you want - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 14
close the tray. 3. If the computer works: Click the Windows Start Button, click the Arrow button next to the Lock from the recovery disc. Follow the on-screen instructions when they are displayed. NOTE: System Recovery option , and wait until you see the desktop. Then, turn off the computer, reconnect - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 15
and time. ● Set, view, change, or verify the system configuration, including settings for graphics, audio, storage, communications, and input devices. ● View settings for processor and memory. ● Modify the boot order of bootable devices such as hard drives, diskette drives, optical drives, or USB - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 16
● Boot ● Exit Use arrow keys to select the appropriate heading then press Enter. to turn off the computer only after exiting the F10 Setup screen. Computer Setup-Main NOTE: Support for Computer Setup options may vary depending on hardware configuration. Table 2-1 Computer Setup-Main Option - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 17
SATA Speed ◦ NCQ ◦ SMART Support System Information (view only) ● Installed Memory ● Memory Bank 1 ● Memory Bank 2 ● BIOS Revision ● Core Version ● Model Video Adapter Allows you to select the boot display device when the system offers more than 2 video options: Computer Setup (F10 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 18
● Enable/Disable SATA1 Controller USB Legacy Mode Support Allows you to set: ● Disabled ● Enabled Onboard LAN Allows you to disable/enable onboard LAN controller. Onboard LAN Boot ROM Allows you to disable/enable the boot ROM of the onboard LAN chip. Supervisor Password Allows you to change - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 19
● Power On ● Auto XD Disables/enables XD. Computer Setup-Boot NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 2-4 Computer Setup-Boot Option Description Boot-time Diagnostic Disables/enables POST diagnostic messages display. Screen - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 20
setup defaults. Discard Changes Press Enter to discard changes. Save Changes Press Enter to save changes. Recovering the Configuration Settings To reset all BIOS Setup options to their default values (including options for ctrl+F10 only, or F11 for some models), you must enter F10 Setup mode - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 21
as they are displayed. The instructions may be displayed before, during, and after the tests are run. Step 2: Start Hardware Diagnostic Tools Click Start > All Programs > PC Help & Tools > Hardware Diagnostic Tools. A window opens and displays a message to close all applications. Close all - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 22
program and not the hardware. ● Fail or Specific problem description: A problem was detected with the hardware device. Follow the detailed instructions to help fix the problem, or click one of the links to view related help topics in the Help and Support Center and in the Hardware Diagnostic Tools - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 23
ATA = PATA HP only supports the use of SATA hard drives on these models of computer. No PATA drives are supported. SATA Hard Data Cable Always use an HP approved SATA 3.0 Gb/s cable as it is fully backwards compatible with the SATA 1.5 Gb/s drives. Current HP desktop products ship with SATA 3.0 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 24
power P14 V12 12 V power P15 V12 12 V power ATA SMART Drives The Self Monitoring Analysis and Recording Technology (SMART) ATA drives for the HP Personal Computers have built-in drive failure prediction that warns the user or network administrator of an impending failure or crash of the hard - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 25
from that marked on the hard drive or listed in the computer specification. Drive size calculations by drive manufacturers are bytes to the base 10 Limits Controller Type ATA ATA Operating System Windows 2000/XP/Vista Windows 2000/XP/Vista Maximum Size Partition 32 GB 2 TB Drive 2 TB - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 26
the procedures and precautions described in this chapter is essential for proper service. CAUTION: When the computer is plugged into an AC power source . Chassis Designations The following subsection illustrates the dx2290 chassis design. Microtower (MT) 18 Chapter 5 Identifying the Chassis, Routine - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 27
Electrostatic Discharge Information A sudden discharge of static electricity from your finger or other conductor can destroy static-sensitive devices or microcircuitry. Often the spark is neither felt nor heard, but damage occurs. An electronic device exposed to electrostatic discharge (ESD) may not - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 28
. ● Heel straps/Toe straps/Boot straps can be used at standing workstations and are compatible with most types of shoes or boots. On conductive floors or dissipative floor as ordinary plastic assembly aids and Styrofoam. ● Use field service tools, such as cutters, screwdrivers, and vacuums, that - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 29
table or floor mats with hard tie to ground ● Field service kits ● Static awareness labels ● Wrist straps and footwear straps the keyboard, with the keyboard feet down, directly against the front of the desktop unit as this also restricts airflow. ● Occasionally clean the air vents on all - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 30
Routine Care General Cleaning Safety Precautions 1. Never use solvents or flammable solutions to clean the computer. 2. Never immerse any parts in water or cleaning solutions; apply any liquids to a clean cloth and then use the cloth on the component. 3. Always unplug the computer when cleaning with - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 31
source before opening the computer to prevent system board or component damage. Tools and Software Requirements To service the computer, you need the following: ● Torx T-15 screwdriver (HP screwdriver with bits, PN 161946-001) ● Torx T-15 screwdriver with small diameter shank (for certain front - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 32
screw is used during the reassembly process, it can damage the unit. HP strongly recommends that all screws removed during disassembly be kept with the caught or snagged by parts being removed or replaced. CAUTION: When servicing this computer, ensure that cables are placed in their proper location - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 33
appropriate removal and replacement chapter for the chassis you are working on in this guide for instructions on the replacement procedures. WARNING! This computer contains a lithium battery. There is system or return them to HP, their authorized partners, or their agents. Service Considerations 25 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 34
6 Removal and Replacement Procedures Microtower (MT) Chassis Adherence to the procedures and precautions described in this chapter is essential for proper service. After completing all necessary removal and replacement procedures, run the Diagnostics utility to verify that all components operate - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 35
Computer Components NOTE: The illustration shown below may look different than your computer model. 1 Dual-State Power Button 7 Hard Drive Activity Light 2 Optical Drive 8 Optical Drive Eject Button 3 5.25" Expansion Bay 9 Optical Drive Activity Light 4 3.5" Expansion Bay (optional media card - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 36
captive screw (A) that secures the access panel to the PC chassis. 3. Use the handle to slide the access panel back about 2.5 cm (1 inch), and then lift it off the unit. To replace the access panel, reverse the removal steps. 28 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 37
Front Bezel 1. Prepare the computer for disassembly (Preparation for Disassembly on page 26). 2. Remove the access panel (Access Panel on page 28). 3. Pull the three tabs (B) away from the outside edge of the chassis. 4. Swing the front panel away from the chassis toward the left to remove it. To - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 38
These memory sockets are populated with at least one preinstalled DIMM. To achieve the maximum memory support, you can populate the system board with up to 2 GB of memory configured in a highperforming to cool before touching. 30 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 39
3. Open both latches of the memory module socket (1), and insert the memory module into the socket (2). Begin by installing a module into the socket nearest the pre-installed module, and install the modules following the numerical order of the sockets. NOTE: A memory module can be installed in only - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 40
from the slots to remove it from the computer (2). To reinstall the slot cover lock, reverse the removal procedure. 32 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 41
PCI/PCIe Expansion Card To remove an expansion card continue with step 1. To install an expansion card in an existing empty slot go to step 9. 1. Prepare the computer for disassembly (Preparation for Disassembly on page 26). 2. Remove the access panel (Access Panel on page 28). 3. Lay the computer - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 42
the access panel. 13. If necessary, connect external cables to the installed card. 14. If necessary, reconfigure the computer. 34 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 43
Cable Management Always follow good cable management practices when working inside the computer. ● Keep cables away from major heat sources like the heatsink. ● Do not jam cables on top of expansion cards or memory modules. Printed circuit cards like these are not designed to take excessive pressure - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 44
Cable Designator P9 P1 P7 P10 P2, P3, P4, P5, P6 P8 Removing and replacing drives Your PC has several drives that you can replace or upgrade. See Computer Components on page 27 for drive type bezel (Front Bezel on page 29). 36 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 45
4. On some models, the optical drives are secured by latches. On other models, the optical drives are secured by screws. Follow the instructions below for your model. ● Release the drive by pulling the latch out away from the chassis and then pulling the drive part way out of - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 46
plug, and pull the plug from the drive connector. 6. Pull the drive out through the front of the chassis. 38 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 47
the knockout plate. A 4. On some models, the optical drives are secured by latches. On other models, the optical drives are secured by screws. Follow the instructions below for your model. ● Release the drive by pulling the latch out away from the chassis and then pulling the drive part way out of - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 48
chassis until the bezel on the drive is evenly aligned with the computer front bezel and install the screw. 40 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 49
Removing the diskette or hard disk drive NOTE: On some models, the primary hard disk drive is located in the internal 3.5-inch drive cage. On other models, the primary hard disk drive is located in the external 3.5-inch drive bay as shown here. 1. Prepare the computer for disassembly (Preparation - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 50
the hard drive cage, be sure to reroute the cable through this clip when installing the memory card reader. 42 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 51
Removing the hard disk drive NOTE: On some models, the primary hard disk drive is located in the internal 3.5-inch drive cage as shown in this section. On other models, the primary hard disk drive is located in the external 3.5-inch drive bay. For those models, refer to Removing the diskette or hard - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 52
the hard disk drive cage, and then slide the hard disk drive out of the hard disk drive cage. 44 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 53
disk drive cables are facing the top of the drive cage. NOTE: If you are replacing an old drive with a new drive, remove the four guide screws from the old drive, and use the screws to install the new drive. 3. Place the hard disk drive cage into the chassis. The two - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 54
the four guides on the bottom of the hard disk drive cage with the holes on the back of the chassis, and then slide it down toward the bottom of the chassis until it locks into place. 5. Attach the hard disk drive cables. 1 46 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 55
6. Attach the two screws that secure the hard disk drive cage to the chassis. Removing and replacing drives 47 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 56
(2) toward the screw hole to release it from the chassis. To install the housing assembly, reverse the removal procedures. 48 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 57
Power Switch Assembly 1. Prepare the computer for disassembly (Preparation for Disassembly on page 26). 2. Remove the access panel (Access Panel on page 28). 3. Lay the computer down on its side for greater stability. 4. Disconnect the braided cable from the system board. 5. If necessary, remove the - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 58
that secure the fan to the chassis and remove the fan. To install the fan, reverse the removal procedures. 50 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 59
Heatsink 1. Prepare the computer for disassembly (Preparation for Disassembly on page 26). 2. Remove the access panel (Access Panel on page 28). 3. Lay the computer down on its side for greater stability. 4. Disconnect the heatsink control cable from the system board. 5. Loosen the four captive - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 60
grease provided in the spares kit to the top of the processor and install the heatsink atop the processor. 52 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 61
the system board. NOTE: After installing a new processor onto the system board, always update the system ROM to ensure that the latest version of the BIOS is being used on the computer. The latest system ROM BIOS can be found on the Web at: http:///\h18000.www1.hp.com/support/files. Processor 53 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 62
a new system board, always update the system ROM to ensure that the latest version of the BIOS is being used on the computer. The latest system ROM BIOS can be found on the Web at: http:///\h18000.www1.hp.com/support/ files. 54 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 63
battery only with the HP/Compaq spare designated for this product. CAUTION: Before replacing the battery, it is important to back up the computer CMOS settings. When the battery is removed or replaced, the CMOS settings will be cleared. Refer to the Troubleshooting Guide for information on backing - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 64
to the computer. 6. Reset the date and time, your passwords, and any special system setups, using Computer Setup. Refer to the Computer Setup (F10) Utility Guide. 56 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 65
to the computer. 5. Reset the date and time, your passwords, and any special system setups, using Computer Setup. Refer to the Computer Setup (F10) Utility Guide. Battery 57 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 66
to the computer. 5. Reset the date and time, your passwords, and any special system setups, using Computer Setup. Refer to the Computer Setup (F10) Utility Guide. 58 Chapter 6 Removal and Replacement Procedures Microtower (MT) Chassis - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 67
Power Supply WARNING! Voltage is always present on the system board when the computer is plugged into an active AC outlet. To avoid possible personal injury and damage to the equipment the power cord should be disconnected from the computer and/or the AC outlet before opening the computer. 1. - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 68
pin assignments for many computer and workstation connectors. Some of these connectors may not be used on the product being serviced. Keyboard Connector and Icon Pin Signal 1 Data 2 Unused 3 Ground 4 +5 VDC 5 Clock 6 Unused Mouse Connector and Icon Pin Signal 1 Data 2 Unused - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 69
Ethernet RJ-45 Connector and Icon USB Connector and Icon Microphone Connector and Icon (1/8" miniphone) 1 23 Line-in Audio Connector and Icon (1/8" miniphone) 1 23 Pin Signal 1 (+) Transmit Data 2 (-) Transmit Data 3 (+) Receive Data 4 Unused 5 Unused 6 (-) Receive Data 7 Unused 8 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 70
Line-out Audio Connector and Icon (1/8" miniphone) 1 23 Monitor Connector and Icon Pin Signal 1 Red Analog 2 Green Analog 3 Blue Analog 4 Not used 5 Ground 6 Ground 7 Ground 8 Ground Pin 1 (Tip) 2 ( - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 71
ATA/ATAPI (IDE) Standard Drive Cable Connector Pin Signal 1 Reset 2 Ground 3 DD7 4 DD8 5 DD6 6 DD9 7 DD5 8 DD10 9 DD4 10 DD11 11 DD3 12 DD12 13 DD2 14 DD13 24-Pin Power Connector 13 1 Pin Signal 1 +3.3V 2 +3.3V 3 GND 4 +5V 5 GND 6 +5V Pin Signal 15 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 72
4-Pin Power (for CPU) Connector and Icon SATA Data and Power Drive Connector Pin Signal 1 GND 2 GND 3 +12V CPU 4 +12V CPU Pin Signal S1 Ground S5 BP1 Ground P5 BP9 V 5 P13 V 12 *S = Data, P = Power Pin Signal S2 A+ S6 B+ P2 V 3.3 P6 Ground P10 Ground P14 V12 Pin Signal S3 AS7 Ground P3 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 73
PCI Express-Pin A x1, x4, x8, and x16 PCI Express Connector Pin A Pin Signal Pin Signal 1 PRSNT1 6 JTAG3 2 +12V 7 JTAG4 3 +12V 8 JTAG5 4 GND 9 +3.3V 5 JTAG2 10 +3.3V 26 PERn(2) 31 GND 27 GND 32 RSVD 28 GND 33 RSVD 29 PERp3 34 GND 30 PERn3 35 PERp4 51 GND 56 PERp9 52 PERp8 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 74
PCI Express-Pin B x1, x4, x8, and x16 PCI Express Connector Pin B Pin Signal Pin Signal 1 +12V 6 SMDAT 2 +12V 7 GND 3 RSVD 8 +3.3 V 4 GND 9 JTAG1 5 SMCLK 10 3.3vAux 26 GND 31 PRSNT2# 27 PETp3 32 GND 28 PETn3 33 PETp4 29 GND 34 PETn4 30 RSVD 35 GND 51 PETn8 56 GND 52 GND 57 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 75
B Power Cord Set Requirements The power supplies on some computers have external power switches. The voltage select switch feature on the computer permits it to operate from any line voltage between 100-120 or 220-240 volts AC. Power supplies on those computers that do not have external power - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 76
Requirements Additional requirements specific to a country are shown in parentheses and explained below. Country Accrediting Agency Country Accrediting Agency Australia (1) EANSW Italy (1) IMQ Austria (1) OVE Japan (3) METI Belgium (1) CEBC - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 77
Self-Test (POST) or computer restart, the probable source of the problem, and steps you can take to resolve the error condition. Interpreting error or invalid CPU 1. detected before graphics card initialized. 2. Upgrade the BIOS to proper version. Change the processor. 1 short beep followed by a - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 78
. 3. If an expansion board was recently added, remove it to see if the problem remains. 4. Clear CMOS. 5. If the message disappears, there may be a problem with the expansion card. 6. Replace the system board. BIOS recovery was successful No action required. 70 Appendix C POST Error Messages - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 79
the computer to the Safe Mode to see if it will boot without all of the drivers loaded. When booting the operating system, use "Last Known Configuration." ● Refer to the comprehensive online technical support at http://www.hp.com/support. ● Refer to the following Helpful Hints on page 72 section in - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 80
Manager, refer to the HP Backup and Recovery Manager User Guide by selecting Start > HP Backup and Recovery > HP Backup and Recovery Manager Manual. CAUTION: Running the Restore Plus! CD will erase all data on the hard drive. Helpful Hints If you encounter problems with the computer, monitor - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 81
driver for that model printer. ● Remove all bootable media (diskette, CD, or USB device) from the system before turning it on. ● If you have installed an operating system other than the factory-installed operating system, check to be sure that it is supported Solving General Problems Computer appears - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 82
problem persists, replace the RTC battery. See the Hardware Reference Guide on the Documentation and Diagnostics CD for instructions on function. Open the Realtek control panel by clicking the Realtek HD Audio Manager icon in the task tray or the Realtek entry in Troubleshooting Without Diagnostics - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 83
Table D-1 Solving General Problems (continued) Poor performance is experienced. Cause Solution Low on memory. Add more memory. Hard drive fragmented. Defragment hard . 2. Open hood and check that the power button harness is properly connected to the system board. Solving General Problems 75 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 84
for diskette problems are listed in the following table. NOTE: You may need to reconfigure the computer when you add or remove hardware, such as an additional diskette drive. See Solving Hardware Installation Problems on page 90 for instructions. 76 Appendix D Troubleshooting Without Diagnostics - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 85
Table D-3 Solving Diskette Problems Diskette drive light stays on. Cause Diskette is damaged. Diskette is incorrectly inserted. Drive cable is not properly connected. Solution In Microsoft Windows XP, right-click Start, click Explore, and select a drive. Select File > Properties > Tools. Under - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 86
or there is a problem with a file. In Windows XP, right-click Start, Boot to Diskette. Cause Diskette is not bootable. Diskette boot has been disabled in Computer Setup. Solution Replace with a bootable diskette. Run Computer Setup and enable diskette boot in Main. 78 Appendix D Troubleshooting - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 87
hard disk. Disk transaction problem. Cause Solution Either the directory structure is bad or there is a problem with In Windows XP, right-click Start, is listed, the probable cause is a driver problem. If it is not listed, the probable cause is a hardware problem. The device is attached to a - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 88
recovery point in HP Backup and Recovery Manager. Refer to the HP Backup and Recovery Manager User Guide in the Windows Start menu for more information. Hard drive boot has been disabled to format the media card in a computer with Windows XP. 80 Appendix D Troubleshooting Without Diagnostics - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 89
properly with the gold contact slot, or is not supported. on the correct side. The green LED will light . After installing the media card reader and booting to Windows, the reader and the inserted cards are the available ports, and then recognize the PC on for the first time. whatever media is - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 90
Card Reader Problems (continued) Computer will not boot from a USB removable drive or media that is inserted in the USB port on the media card reader. Cause Solution The media card reader is connected to the computer via the PCI card, which is not supported on the HP Desktop BIOS. The bootable - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 91
Solving Display Problems (continued) keys, select Enable VGA monitor. Mode and press Enter. 2. In Windows Control Panel, double-click the Display icon and select the Settings tab. the correct graphics Install the video drivers included in the upgrade kit. drivers may not be loaded. Monitor is - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 92
Display Problems ( to the documentation that came with the monitor for instructions. Image is not centered. Cause Position may need adjustment enter Safe Mode. Change the monitor supports. settings to a supported setting then restart the computer so that Troubleshooting Without Diagnostics - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 93
display menu. Manually synchronize the Clock and Clock Phase onscreen display functions. To download a SoftPaq that will assist you with the synchronization, go to the following Web site, select the appropriate monitor, and download either SP32347 or SP32202: http://www.hp.com/support Graphics card - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 94
Audio Problems Sound cuts in and out. Cause Processor resources are being used by other open applications. Direct sound latency, common in many media player applications. Solution Shut down all open processor-intensive applications. In Windows XP: 1. From the Control Panel, select Sounds and Audio - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 95
Solution Jacks have been reconfigured in the audio driver or application In the audio driver or application software, reconfigure the software. jacks or set the jacks to their default values. Solving Printer Problems If you encounter printer problems, see the documentation that came with the - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 96
. Solution Install the correct printer driver for the application. Reconnect all Problems Keyboard commands and typing are not recognized by the computer. Cause Solution Keyboard connector is not properly connected. Program in use has stopped responding to commands. 1. On the Windows Desktop - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 97
Table D-9 Solving Keyboard Problems (continued) Keyboard commands and typing are not recognized by . The Num Lock key can be disabled (or enabled) in Computer Setup. Table D-10 Solving Mouse Problems Mouse does not respond to movement or is too slow. Cause Program in use has stopped responding to - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 98
installation of the new hardware. In Windows XP, use the Add Hardware Wizard and follow the instructions that appear on the screen. power cord before proceeding. Table D-11 Solving Hardware Installation Problems A new device is not recognized as part of the Troubleshooting Without Diagnostics - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 99
specific problems. 3. If you still cannot resolve the issue, contact Customer Support. Solving Network Problems Some common causes and solutions for network problems . Network driver does not detect network controller. Cause Network controller is disabled. Incorrect network driver. Solution - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 100
Windows, such as Device Manager for driver load and the Network Connections applet within Windows connector. There is a problem with the cable or a drivers. Verify that the drivers were not accidentally deleted when the drivers for a new expansion board were installed. 92 Appendix D Troubleshooting - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 101
, or remove a DIMM module. For those systems that support ECC memory, HP does not support mixing ECC and non-ECC memory. Otherwise, the computer will not boot the operating system. Table D-13 Solving Memory Problems System will not boot or does not function properly after installing additional - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 102
Problems the computer. Solving Processor Problems If you encounter processor problems, common causes and solutions table. Table D-14 Solving Processor Problems Poor performance is experienced. Cause Solving CD-ROM and DVD Problems If you encounter CD-ROM or DVD problems, see the common causes and - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 103
Try a bootable CD in the drive. Boot order not correct. Run the Computer Setup utility and change boot sequence in Main . Drive not found it is listed, the probable cause is a driver problem. If it is not listed, the probable cause is a hardware problem. The device is attached to a SATA port - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 104
audio Windows detect the CD or DVD driver boots too Problems USB Drive Key is not seen as a drive letter in Windows XP. Cause Solution The drive letter after the last physical drive is not available. Change the default drive letter for the Drive Key in Windows XP. 96 Appendix D Troubleshooting - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 105
Device: Supported USB Flash Media Device" section of the Service Reference Guide. The computer boots to DOS Problems A USB device, headphone, or microphone is not recognized by the computer. Cause Solution Device is not properly connected. The device does not have power. The correct device driver - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 106
Access Problems If you encounter Internet access problems, consult your Internet Service connector. (If the connection is good, the "PC" LED light on the front of the cable/ remember some specific information that the Web server can later retrieve.) Windows XP 1. Troubleshooting Without Diagnostics - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 107
Table D-18 Solving Internet Access Problems (continued) Internet takes too long to download Web sites. Cause Solution Modem is not set up properly. Verify that the correct modem speed and COM port are selected. Windows XP 1. Select Start > Control Panel. 2. Double-click System. 3. Click the - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 108
Problems (continued) Computer will not continue and no HP logo screen has appeared. Cause Solution See the Restore Kit or the Worldwide Limited Warranty for terms and conditions. Computer will not continue after HP you created in HP Backup and Recovery version of Windows. of Windows (see program - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 109
51 helpful hints 72 I Internet access problems 98 K keyboard cleaning 22 pin assignments 60 problems 88 L line-in audio pin assignments 61 line-out audio pin assignments 62 M Media Card Reader problems 80 memory problems 93 removal and replacement 30 specifications 30 microphone pin assignments 61 - Compaq dx2290 | Service Reference Guide - HP Compaq dx2290 Business PC - Page 110
screws, correct size 24 SDRAM (synchronous dynamic random access memory 30 service considerations 23 software problems 99 servicing computer 23 spare part number tamper-resistent wrench 24 Torx T-15 screwdriver 23 specifications memory 30 static electricity 19 system board removal and replacement 54
Service Reference Guide
HP Compaq dx2290 Business PC