HP Compaq d260 MT Reference Manual
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HP Compaq d260 MT Reference Manual

HP Compaq d260 MT Reference Manual

Business desktop service reference guide
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service reference guide
Business Desktop d260 Series
1st Edition
This document provides information on the removal and replacement of all
parts as well as information on troubleshooting, Desktop Management, setup
utilities, Parallel ATA drives, safety, routine care, connector pin assignments,
POST error messages, and diagnostic indicator lights.
Document Part Number 377977-AA1

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  • Page 1 service reference guide Business Desktop d260 Series 1st Edition This document provides information on the removal and replacement of all parts as well as information on troubleshooting, Desktop Management, setup utilities, Parallel ATA drives, safety, routine care, connector pin assignments, POST error messages, and diagnostic indicator lights.
  • Page 3 Service Reference Guide Business Desktop d260 Series 1st Edition Document Part Number: 377977-AA1 November 2004...
  • Page 4 © 2004 Hewlett-Packard Development Company, L.P. HP, Hewlett Packard, and the Hewlett-Packard logo are trademarks of Hewlett-Packard Company in the U.S. and other countries. Microsoft, MS-DOS, Windows, and Windows NT are trademarks of Microsoft Corporation in the U.S. and other countries.

  • Page 5: Table Of Contents

    3.1.3 HP Support Web Site ........
  • Page 6 Contents 5 Identifying the Chassis, Routine Care, and Disassembly Preparation 5.1 Chassis Designations ............5–1 5.1.1 Microtower Type .
  • Page 7 Contents A Connector Pin Assignments B Power Cord Set Requirements C POST Error Messages D Troubleshooting Without Diagnostics E Memory F System Specifications Index Service Reference Guide, d260 377977-AA1...
  • Page 8 Contents 377977-AA1 Service Reference Guide, d260...

  • Page 10: Installing The Operating System

    Certain drivers and utilities are available only in selected languages. You can obtain the latest version of these files, in English and selected other languages, in one of these ways: ■ www.hp.com HP Web site at ✎ Additional HP software may be required in certain situations. 1–2 377977-AA1 Service Reference Guide, d260...

  • Page 11: Setup Utilities And Diagnostics Features

    Establish and manage energy-saving timeouts. ✎ All features identified in this chapter may not be available on all HP products. Power-On Self-Test (POST) POST is a series of diagnostic tests that runs automatically when the system is turned on. POST checks the following items to ensure that the computer system is functioning properly: ■...

  • Page 12: Computer Setup Utilities

    Setup Utilities and Diagnostics Features 2.2 Computer Setup Utilities Use Computer Setup Utilities (F10) to: ■ Modify or restore factory default settings. ■ Set the system date and time. ■ Set, view, change, or verify the system configuration including settings for processor, graphics, memory, audio, storage, communications, and input devices.
  • Page 13 Setup Utilities and Diagnostics Features 5. To apply and save changes, select Save Settings and Exit. ❏ If you have made changes that you do not want applied, select Exit without Saving. ❏ To reset to factory settings, select Load Default Settings. This option will restore the original factory system defaults.

  • Page 14: Computer Setup (F10) Utility

    Setup Utilities and Diagnostics Features 2.2.2 Computer Setup (F10) Utility Computer Setup Heading Option Description System None List: Information • Serial Number • Product Name • Chipset • Bios Version • Bios Release Date • Processor Type • Processor Speed •...
  • Page 15 Setup Utilities and Diagnostics Features Computer Setup Heading Option Description Post Delay Time Sets the amount of time before the setup Utility prompt (in seconds) (F10=setup) appears when the computer boots. • None: POST Delay Time disable (Default) • 5: POST Delay 5 seconds •...

  • Page 17: Protecting The Software

    Setup Utilities and Diagnostics Features Computer Setup Heading Option Description System Shutdown System will shutdown when system temperature is greater than Temperature 95°C/203°F. CPU Temperature Detects current CPU temperature. System Detects current system temperature. Temperature CPU FAN Speed Detects CPU fan speed. CPU VID Detects current CPU voltage.
  • Page 18 Setup Utilities and Diagnostics Features 2–8 377977-AA1 Service Reference Guide, d260...

  • Page 19: Desktop Management

    Desktop Management Software Updating and Management 3.1.1 Dual-State Power Button With Advanced Configuration and Power Interface (ACPI) enabled for Windows XP, the power button can function either as an on/off switch or as a suspend button. The suspend feature does not completely turn off power, but instead causes the computer to enter a low-power standby.
  • Page 20 (China) or http://www.hp.com\in.

  • Page 21: Security

    Desktop Management 3.2 Security 3.2.1 Password Security The power-on password prevents unauthorized use of the computer by requiring entry of a password to access applications or data each time the computer is turned on or restarted. The setup password specifically prevents unauthorized access to Computer Setup, and can also be used as an override to the power-on password.

  • Page 22: Entering A Setup Password

    Desktop Management Entering a Power-On Password To enter a power-on password, complete the following steps: 1. Turn on or restart the computer. If you are in Windows, click Start > Shut Down > Restart the Computer. Enter. 2. When the key icon appears on the monitor, type your current password, then press ✎...

  • Page 23: Clearing Passwords

    Desktop Management Deleting a Power-On or Setup Password 1. Turn on or restart the computer. If you are in Windows, click Start > Shut Down > Restart the Computer. To delete the setup password, run Computer Setup. 2. When the key icon appears, type your current password followed by a slash (/) or alternate delimiter character as shown: current password/ Enter...
  • Page 24 Desktop Management 3–6 377977-AA1 Service Reference Guide, d260...

  • Page 25: Ultra Ata Drive Guidelines And Features

    Ultra ATA Drive Guidelines and Features Ultra ATA Jumpers Ultra ATA drives are configured by means of jumper settings. Factory-installed drives ship with the jumpers preset to the cable-select mode; therefore, no jumper setting changes are required on factory pre installed, replacement, or option drives. With cable-select, the drive is configured as either Master (Drive/Device 0) or Slave (Drive/Device 1) by its physical attachment to the cable.

  • Page 26: Drive Installation Guidelines

    Ultra ATA Drive Guidelines and Features Single-Drive Cable System Device 0 Board (master) Blue Black Face Face Two-Drive Cable System Device 1 Device 0 Board (slave) (master) Blue Gray Black Face Face Face On a two-drive cable, the Drive/Device 0 connector is always the farthest one from the system board connector and the Drive/Device 1 connector is always the closest to the system board connector.

  • Page 27: Device Classes

    Ultra ATA Drive Guidelines and Features 4.3.1 Device Classes In order to determine the best drive attach sequence, ATA/ATAPI drives are segregated into four different classes based upon the bandwidth demands they place on an ATA controller. The most demanding devices are in Class 1 and the least demanding are in Class 4. Class 1 Class 2 Class 3...

  • Page 28: Attach Sequence Worksheet

    Ultra ATA Drive Guidelines and Features The attach sequence rule may also be stated in table format: General Attach Sequence Rule* Sequence Description The lowest class drive - bootable hard drive recommended. If only two drives, the last drive goes here; otherwise the lowest class of the remaining drives.
  • Page 29 Ultra ATA Drive Guidelines and Features Example 1: Three Device Installation Sample A system has three devices: Ultra ATA-100 hard drive, CD-ROM drive, and a DVD drive. Using the Device Class Table in Section 4.3.1, the devices may be identified as: ■...

  • Page 30: Additional Drive Application Notes

    Computer Setup (F10 Setup). 4.4 SMART 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 drive.

  • Page 31: Drive Capacities

    Ultra ATA Drive Guidelines and Features 4.5 Drive Capacities The combination of the file system and the operating system used in the computer determines the maximum usable size of a drive partition. A drive partition is the largest segment of a drive that may be properly accessed by the operating system.
  • Page 32 Ultra ATA Drive Guidelines and Features 4–8 377977-AA1 Service Reference Guide, d260...

  • Page 33: Identifying The Chassis, Routine Care, And Disassembly Preparation

    Identifying the Chassis, Routine Care, and Disassembly Preparation This chapter provides general service information for the computer. Adherence to the procedures and precautions described in this chapter is essential for proper service. Ä CAUTION: When the computer is plugged into an AC power source voltage is always applied to the system board.

  • Page 34: Electrostatic Discharge Information

    Identifying the Chassis, Routine Care, and Disassembly Preparation 5.2 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.

  • Page 35: Grounding The Work Area

    Identifying the Chassis, Routine Care, and Disassembly Preparation ■ Wrist straps are flexible straps with a maximum of one-megohm ± 10% resistance in the ground cords. To provide proper ground, a strap must be worn snug against bare skin. The ground cord must be connected and fit snugly into the banana plug connector on the grounding mat or workstation.

  • Page 36: Routine Care

    Identifying the Chassis, Routine Care, and Disassembly Preparation ■ Material handling packages ■ Conductive plastic bags ■ Conductive plastic tubes ■ Conductive tote boxes ■ Opaque shielding bags ■ Transparent metallized shielding bags ■ Transparent shielding tubes 5.3 Routine Care 5.3.1 General Cleaning Safety Precautions 1.

  • Page 37: Cleaning The Computer Case

    Identifying the Chassis, Routine Care, and Disassembly Preparation 5.3.2 Cleaning the Computer Case Follow all safety precautions in Section 5.3.1 before cleaning the computer. To clean the computer case, follow the procedures described below: ■ To remove light stains or dirt, use plain water with a clean, lint-free cloth or swab. ■...

  • Page 38: Cleaning The Mouse

    If an incorrect 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 part that was removed, then returned to their proper locations.

  • Page 39: Cables And Connectors

    Identifying the Chassis, Routine Care, and Disassembly Preparation 5.4.4 Cables and Connectors Most cables used throughout the unit are flat, flexible cables. These cables must be handled with care to avoid damage. Apply only the tension required to seat or unseat the cables during insertion or removal from the connector.
  • Page 40 Identifying the Chassis, Routine Care, and Disassembly Preparation 5–8 377977-AA1 Service Reference Guide, d260...

  • Page 41: Removal And Replacement Procedures - Microtower Type Chassis

    Removal and Replacement Procedures - Microtower Type 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 properly. ✎...

  • Page 42: Access Panel

    Removal and Replacement Procedures - Microtower Type Chassis 6.2 Access Panel 1. Prepare the computer for disassembly (Section 6.1). Ä CAUTION: Before removing the computer access panel, ensure that the computer is turned off and that the power cord is disconnected from the electrical outlet. 2.

  • Page 43: Front Bezel

    Removal and Replacement Procedures - Microtower Type Chassis 6.3 Front Bezel 1. Prepare the computer for disassembly (Section 6.1). 2. Remove the access panels (Section 6.2). 3. Disconnect the power button control cable from the system board. 4. Press fastener as circles shown and pull out to remove the front bezel. To install the front bezel, insert the top two latches into their respective holes in the chassis and push the bezel in until it is fully seated.

  • Page 44: Front Drive Bezels

    Removal and Replacement Procedures - Microtower Type Chassis 6.4 Front Drive Bezels 1. Prepare the computer for disassembly (Section 6.1). 2. Remove the access panel (Section 6.2). 3. Remove the front bezel (Section 6.3). 6.4.1 5.25” Drive Bezel Blank Press one of the retaining tabs on the inside of the large bezel towards the outer edge of the bezel to release the bezel blank.

  • Page 45: Diskette Drive Bezel

    Removal and Replacement Procedures - Microtower Type Chassis 6.4.2 Diskette Drive Bezel Pull the right retaining tab upwards. At the same time, pull the bezel outwards to remove it from the main bezel. To install a diskette drive bezel, reverse the removal procedure. Service Reference Guide, d260 377977-AA1 6–5...

  • Page 46: Memory Modules

    Removal and Replacement Procedures - Microtower Type Chassis 6.5 Memory Modules For more information on memory used in these computers refer to Appendix Ä CAUTION: The memory module sockets have gold metal contacts. When upgrading the memory, it is important to use memory modules with gold metal contacts to prevent corrosion and/or oxidation resulting from having incompatible metals in contact with each other.
  • Page 47 Removal and Replacement Procedures - Microtower Type Chassis 4. 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 preinstalled module, and install the modules following the numerical order of the sockets.

  • Page 48: Expansion Card

    Removal and Replacement Procedures - Microtower Type Chassis 6.6 Expansion Card 1. Prepare the computer for disassembly (Section 6.1). 2. Remove the right access panel (Section 6.2). 3. Lay the computer down on its side to make it easier to work on. If installing an expansion card in an empty slot, skip to step 9.

  • Page 49: Drives

    CAUTION: Make sure personal files on the hard drive are backed up to an external storage device before removing the hard drive. Failure to do so will result in data loss. After replacing the primary hard drive, you will need to run the Restore Plus! CD to load the HP factory-installed files. 6.7.1 Drive Positions...

  • Page 50: Removing A 5.25" Drive

    Removal and Replacement Procedures - Microtower Type Chassis 6.7.2 Removing a 5.25” Drive 1. Prepare the computer for disassembly (Section 6.1). 2. Remove both the right and left access panels (Section 6.2). 3. Remove the front bezel (section 6.3). 4. Disconnect the power, data, and audio cables, as necessary, from the back of the drive. ✎...

  • Page 51: Removing A Diskette Drive

    Removal and Replacement Procedures - Microtower Type Chassis 6.7.3 Removing a Diskette Drive 1. Prepare the computer for disassembly (Section 6.1). 2. Remove both the right and left access panels (Section 6.2). 3. Remove the front bezel (section 6.3). 4. Disconnect the power, and data cables from the back of the drive. 5.
  • Page 52 Removal and Replacement Procedures - Microtower Type Chassis To replace the drive cage, reverse the removal procedure. 6–12 377977-AA1 Service Reference Guide, d260...

  • Page 53: Front Usb Device

    Removal and Replacement Procedures - Microtower Type Chassis 6.8 Front USB Device 1. Prepare the computer for disassembly (Section 6.1). 2. Remove the right access panel (Section 6.2). 3. Remove the front bezel (section 6.3). 4. Disconnect the front USB cable from the system board. 5.
  • Page 54 Removal and Replacement Procedures - Microtower Type Chassis 6. Remove the two screws that secure the USB printed circuit board from the inside of the USB housing and then remove the board. ✎ The USB board shown is used on the d220, d228, and d230 models; the d240 and d248 models have only one capacitor on the board.

  • Page 55: Processor And Heatsink

    Removal and Replacement Procedures - Microtower Type Chassis 6.9 Processor and Heatsink 6.9.1 Removing Northwood cooler 1. Prepare the computer for disassembly (Section 6.1). 2. Remove the right access panels (Section 6.2). 3. Lay the computer down on its side to make it easier to work on. 4.
  • Page 56 CAUTION: For Cel 2.0 Ghz (309578-001) and P4 2.4 GHz/533/1MB (394384-001) box CPU, the fansink shipped with Box CPU should not be used. Please use respective thermal solution created for d260 (377348-001 for Cel 2.0 Ghz and “378157-001” for P4 2.4 GHz/533/1MB)

  • Page 57: System Board

    Removal and Replacement Procedures - Microtower Type Chassis 6.10 System Board 1. Prepare the computer for disassembly (Section 6.1). 2. Remove both the right and left access panels (Section 6.2). 3. Remove the front bezel (section 6.3). 4. Remove the diskette drive (Section 6.7.3). 5.

  • Page 58: Battery

    Batteries, battery packs, and accumulators should not be disposed of together with the general household waste. In order to forward them to recycling or proper disposal, please use the public collection system or return them to HP, their authorized partners, or their agents. Ä...

  • Page 59: 1Type 1 Battery Holder

    Removal and Replacement Procedures - Microtower Type Chassis 6.11.1 Type 1 Battery Holder 1. To release the battery from its holder 1, squeeze the metal clamp that extends above one edge of the battery. 2. When the battery pops up, lift it out. 3.

  • Page 60: 2Type 2 Battery Holder

    Removal and Replacement Procedures - Microtower Type Chassis 6.11.2 Type 2 Battery Holder 1. To release the battery from the holder, push the retaining clip that holds the battery in place 2. Lift the battery out of its holder 2. 3.

  • Page 61: Power Supply

    Removal and Replacement Procedures - Microtower Type Chassis 6.12 Power Supply Å 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.
  • Page 62 Removal and Replacement Procedures - Microtower Type Chassis 6–22 377977-AA1 Service Reference Guide, d260...

  • Page 63: Connector Pin Assignments

    Connector Pin Assignments This appendix contains the pin assignments for many computer and workstation connectors. Some of these connectors may not be used on the product being serviced. Enhanced Keyboard Connector and Icon Signal Data Unused Ground +5 VDC Clock Unused Mouse Connector and Icon...

  • Page 64: Parallel Interface

    Connector Pin Assignments Parallel Interface Connector and Icon Signal Signal Signal Strobe Data Bit 5 Select Data Bit 0 Data Bit 6 Auto Linefeed Data Bit 1 Data Bit 7 Error Data Bit 2 Acknowledge Initialize Printer Data Bit 3 Busy Select IN Data Bit 4...
  • Page 65 Connector Pin Assignments Line-In Audio Connector and Icon (1/8” miniphone) Signal 1 (Tip) Audio_In_Left 2 (Ring) Audio_In_Right 3 (Shield) Ground Line-Out Audio Connector and Icon (1/8” miniphone) Signal 1 (Tip) Audio_Out_Left 2 (Ring) Audio_Out_Right 3 (Shield) Ground Monitor Connector and Icon Signal Signal Signal...

  • Page 66: Pin Power

    Connector Pin Assignments ATA/ATAPI (IDE) Standard Drive Cable Connector Signal Signal Signal Reset DMAK Ground DD14 Ground INTRQ DD15 IOCS16 Ground (Key) PDIAG (cable detect) DMARQ DD10 Ground DIOW CS1FX DD11 Ground CS3FX DIOR DASP DD12 Ground Ground IORDY DD13 CSEL 20-Pin Power Connector...

  • Page 67: Power Cord Set Requirements

    Power cord sets for use in other countries must meet the requirements of the country where you use the computer. For more information on power cord set requirements, contact your authorized HP dealer, reseller, or service provider. General Requirements The requirements listed below are applicable to all countries: 1.
  • Page 68 Country-Specific Requirements D260 is only for China Market, it is CCC certified. B–2 377977-AA1 Service Reference Guide, d260...

  • Page 69: Post Error Messages

    POST Error Messages An error message results if the Power-On Self-Test (POST) encounters a problem. This test runs when the system is turned on, checking assemblies within the computer and reporting any errors found. Not all computers use all of the codes listed. Recommended Actions are to be taken in incremental steps.
  • Page 70 POST Error Messages Screen Message Probable Cause Recommended Action Primary Master/Slave Primary Master/Slave Reseat the device data and power Hard Disk Error hard drive could not be cables. initialized by the BIOS. Replace the device data cable. Replace the device. Replace the system board.
  • Page 71 POST Error Messages Screen Message Probable Cause Recommended Action Microcode Error BIOS could not find or Ensure the system board BIOS supports load the CPU microcode the processor. update to the CPU. Change system board jumper on JP2 to pins 2-3 (Unlock), then flash the system BIOS.
  • Page 72 POST Error Messages Screen Message Probable Cause Recommended Action CMOS Checksum Bad CMOS contents failed the Restart the computer, use the F10 Key to Checksum check. access Computer Setup. Select Load Default Settings > Save and Exit. Keyboard Error Keyboard not present or Reconnect keyboard with computer system not responding turned off.

  • Page 73: Troubleshooting Without Diagnostics

    Troubleshooting Without Diagnostics Preliminary Checklist This section describes some simple, preliminary tests and guidelines for troubleshooting the computer without using the diagnostics. ■ Are the computer and monitor connected to a working electrical outlet? ■ Is the voltage select switch is set to the appropriate voltage for your region (115V or 230V)? ■...

  • Page 74: Solving Minor Problems

    Solving Minor Problems Solving Minor Problems Problem Cause Possible Solution Computer appears Software control of the 1. Press and hold the power button locked up and will not power switch is not for at least four seconds until the turn off when the power functional.
  • Page 75 Solving Minor Problems (Continued) Problem Cause Possible Solution Computer powered off Processor thermal 1. Ensure computer air vents are not automatically. protection activated: blocked and the cooling fan is running. A fan may be blocked or not turning. 2. Open hood, press power button, and see if the processor fan spins.

  • Page 76: Solving Power Supply Problems

    Solving Power Supply Problems Solving Power Supply Problems Problem Cause Solution Power supply shuts down Voltage selector switch Select the proper AC voltage. intermittently. on rear of computer chassis not switched to correct line voltage. Power supply fault. Replace the power supply. Computer powered off Processor thermal 1.

  • Page 77: Solving Diskette Problems

    Solving Diskette Problems Solving Diskette Problems Problem Cause Solution Diskette drive light stays on. Diskette is damaged. In Microsoft Windows XP, right-click Start, click Explore, and select a drive. Select File > Properties > Tools. Under Error-checking, click Check Now. Diskette is incorrectly Remove diskette and reinsert.
  • Page 78 Solving Diskette Problems (Continued) Problem Cause Solution A problem has occurred The directory structure is In Windows XP, right-click Start, with a disk transaction. bad, or there is a click Explore, and select a drive. problem with a file. Select File > Properties > Tools.

  • Page 79: Solving Hard Drive Problems

    Solving Hard Drive Problems Solving Hard Drive Problems Problem Cause Solution Hard drive error occurs. Hard disk has bad Use a utility to locate and block sectors or has failed. usage of bad sectors. If necessary, reformat the hard disk. Disk transaction problem.
  • Page 80 Solving Hard Drive Problems (Continued) Problem Cause Solution Both slow and fast Connect slower UATA devices to a UATA devices are on separate data cable connected to the same data cable. the secondary IDE (ATA) controller. Computer will not start. Hard drive is damaged.

  • Page 81: Solving Display Problems

    Solving Display Problems Solving Display Problems Problem Cause Solution Blank screen (no video). The cable connections Check the cable connections from are not correct. the monitor to the computer and to the electrical outlet. Screen blanking utility Press any key or click the mouse installed or energy button and, if set, type your saver features enabled.
  • Page 82 Solving Display Problems (Continued) Problem Cause Solution Monitor does not function Monitor without energy Disable monitor energy saver properly when used with saver capabilities is feature. energy saver features. being used with energy saver features enabled. Dim characters. The brightness and Adjust the monitor brightness and contrast controls are not contrast controls.
  • Page 83 Solving Display Problems (Continued) Problem Cause Solution Fuzzy focus; streaking, Flat panel monitor’s 1. Select the monitor’s ghosting, or shadowing internal digital Auto-Adjustment option in the effects; horizontal scrolling conversion circuits may monitor’s on-screen display lines; faint vertical bars; or be unable to correctly menu.

  • Page 84: Solving Audio Problems

    Solving Audio Problems Solving Audio Problems Problem Cause Solution Sound does not come Software volume control Double-click the Speaker icon on out of the speaker or is turned down. the taskbar and use the volume headphones. slider to adjust the volume. The external speakers Turn on the external speakers.
  • Page 85 Solving Audio Problems (Continued) Problem Cause Solution Noise or no sound comes 1. If using digital speakers that out of the speakers or have a stereo jack and want the headphones. system to auto-switch to digital, use a stereo-to-mono adapter to properly engage the auto-sense feature or use the multimedia device properties...

  • Page 86: Solving Printer Problems

    Solving Printer Problems Solving Printer Problems Problem Cause Solution Printer will not print. Printer is not turned on Turn the printer on and make sure it and online. is online. The correct printer 1. Install the correct printer driver driver for the for the application.

  • Page 87: Solving Keyboard And Mouse Problems

    Solving Keyboard and Mouse Problems Solving Keyboard Problems Problem Cause Solution Keyboard commands and Keyboard connector 1. Turn off the computer. typing are not recognized is not properly 2. Reconnect the keyboard to the by the computer. connected. back of the computer and restart the computer.

  • Page 88: Solving Hardware Installation Problems

    Solving Hardware Installation Problems You may need to reconfigure the computer when you add or remove hardware, such as an additional diskette drive. If you install a plug and play device, Windows XP 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 89 1. Reseat DIMMs. followed by computer incorrectly or is bad. 2. Replace DIMMs one at a time to beeps. isolate the faulty module. 3. Replace third-party memory with HP memory. 4. Replace the system board. Service Reference Guide, d260 377977-AA1 D–17...

  • Page 90: Solving Network Problems

    Solving Network Problems These guidelines do not discuss the process of debugging the network cabling. Solving Network Problems Problem Cause Solution Wake-on-LAN feature is Wake-on-LAN is not Use the Network control application not functioning. enabled. to enable Wake-on-LAN. Network driver does Network controller is Run Computer Setup and enable not detect network...
  • Page 91 Solving Network Problems (Continued) Problem Cause Solution Diagnostics passes, but The network controller Select the Network icon in the the computer does not is not configured for this Control Panel and configure the communicate with the computer. network controller. network. (continued) Network controller Network controller Under the Computer Setup...

  • Page 92: Solving Memory Problems

    Solving Memory Problems Ä CAUTION: For those systems that support ECC memory, HP does not support mixing ECC and non-ECC memory. Otherwise, the system will not boot the operating system. Solving Memory Problems Problem Cause Solution System will not boot or...

  • Page 93: Solving Processor Problems

    Solving Processor Problems Solving Processor Problems Problem Cause Solution Poor performance is Processor is hot. 1. Make sure the airflow to the experienced. computer is not blocked. 2. Make sure the fans are connected and working properly (some fans only operate when needed).

  • Page 94: Solving Cd-Rom And Dvd Problems

    Solving CD-ROM and DVD Problems Solving CD-ROM and DVD Problems Problem Cause Solution System will not boot from The CD-ROM or DVD Run the Computer Setup utility and CD-ROM or DVD drive. boot is not enabled enable booting to removable media through the Computer and verify boot order settings.

  • Page 95: Solving Drive Key Problems

    Solving CD-ROM and DVD Problems (Continued) Problem Cause Solution Recording audio CDs is Wrong or poor quality 1. Try using a slower recording difficult or impossible. media type. speed. 2. Verify that you are using the correct media for the drive. 3.
  • Page 96 Solving Internet Access Problems (Continued) Problem Cause Solution Unable to connect to the Cable/DSL service is Try connecting to the Internet at a Internet. (continued) not available or has later time or contact your ISP. (If the been interrupted due to cable/DSL service is connected, the bad weather.
  • Page 97 Solving Internet Access Problems (Continued) Problem Cause Solution Internet takes too long to Modem is not set up Verify that the correct modem speed download Web sites. properly. and COM port are selected. For Windows XP 1. Select Start > Control Panel.
  • Page 98 D–26 377977-AA1 Service Reference Guide, d260...
  • Page 99 Memory Systems Using Single or Dual Channel Memory The d200 series computers come with Double Data Rate-Synchronous Dynamic Random Access Memory (DDR-SDRAM) Dual Inline Memory Modules (DIMMs). The memory sockets on the system board can be populated with industry-standard DIMMs and come from the factory with at least one preinstalled memory module per computer.
  • Page 100 Maximum operating speed is determined by a combination of the CPU and the type of memory used. Refer to the table below for the optimum combination. Maximum Memory Bus Speed (MHz) Front-Side Bus (MHz) PCI 2100 DIMM PCI 2700 DIMM PCI 3200 DIMM 800* *Select models only.
  • Page 102 Features (Continued) Item (Continued) Description (Continued) I/O Subsystem PCI 2.2 compliant ❏ Three PCI slots USB 2.0 ❏ 2 on front,2 on rear ❏ One 9-pin Serial port in rear ❏ One 25-pin Parallel port in rear ❏ PS/2 Keyboard and Mouse ports in rear ❏...

  • Page 103: Mainboard Layout

    Mainboard Layout Orientation Label Component BAT1 Battery CD_IN CD IN Connector CLS_CMOS Clear CMOS COM1 Serial Port CPU_FAN CPU connector Service Reference Guide, d260 377977-AA1 F–3...
  • Page 104 Orientation (Continued) (Continued) (Continued) Label Component DIMM1,2 DIMM port F_AUDIO Front Audio Connector F_USB1,2 Front USB connector FLOPPY Floppy connector Front panel header(HDD LED,PWR LED, PWR Button, Reset) Rear Audio Connector KB/MS PS2-KBMS NIC_USB Net work&USB connector PCI1,2,3 PCI Slot PIDE Primary IDE connector Parallel Print port...

  • Page 105: System Board Jumper Setting

    Mainboard Jumper & Connect Information System Board Jumper Setting Clear CMOS Hearder Signal Names Clear CMOS Normal(degault) LAN Disable Header Signal Names GPIO GPIO LAN DISABLEJ ❏ 1-2:Enable ❏ 2-3:Disable ATX Power Connector Signal Names Signal Names +3.3V +3.3V Ground Ground Ground PWROK...
  • Page 106 ATX 12V Connector Signal Names Signal Names Ground Ground +12V +12V Fan Header CPU_FAN Signal Names Ground FANPWM1 FANIO1 FAN2 Signal Names Ground FANPWM2 FANIO2 CD-IN Connector Signal Names CD L CD GND CD GND CD R PS/2 Keyboard (Pruple in Color) & Mouse (Green in Color) Keyboard &...
  • Page 107 Keyboard & Mouse (Continued) (Continued) Signal Names 3, 9 Ground 4, 10 +5V (fused) 5, 11 Clock 6, 12 No connector ✎ Pins 1-7 for keyboard and 7-12 for mouse. JP10 (Boot Block Lock Jumper) CMOS 1pin & 2pin Lock Boot Block EMPTY Unlock LAN LED...

  • Page 108: Parallel Port

    LAN-USB2 (Continued) (Continued) (Continued) Signal Name T*D- T*D- T*IN+ 14,15,16,17,18 19,20 Green LED 21,22 Yellow LED ✎ Pins 9-16 for RJ-45 LAN JACK pin definition, 7-20 for LAN LED definition. Parallel Port Parallel Port Signal Names Signal Names Strobe # Auto Feed # Data bit 0 Fault #...
  • Page 109 Serial (COM1) Port Serial Port Signal Name Serial In # Serial Out # Ground Rl(ring-in) IDE/Floppy 2-40 pin IDE Headers Signal Names Signal Names Reset IDE Ground Host Data 7 Host Data 8 Host Data 6 Host Data 9 Host Data 5 Host Data 10 Host Data 4 Host Data 11...
  • Page 110 2-40 pin IDE Headers (Continued) (Continued) (Continued) Signal Names Signal Names I/O Read # Ground IOCHRDY Cable Select (Gnd) DDACK0(DDACK1)# Ground IRQ14 Reserved DAG1 CBLID* DAG0 DAG2 Chip Select 1P (1S)# Chip Select 3P (3S)# Activity # Ground 1-34 pin Floppy Headers Signal Names Signal Names Ground...
  • Page 111 4 and Celeron Cel (2.0 GHz~3.06 GHz) & P4 (2.4 GHz~3.4GHz)
  • Page 112 Item (Continued) Description (Continued) Support momory voltage 2.6V Support memory module package 184-pin DIMM Support to parity check feature Support to Error Correction Code (ECC) feature Memory module combinations You can install memory modules in any combination as long as they match the above specifications. ❏...

  • Page 113: Block Diagram

    Block Diagram Service Reference Guide, d260 377977-AA1 F–13...

  • Page 114: Front Panel

    The computer’s front panel consists of the following: Label Icon Color Description Optical driver Black USB ports Pink Microphone-in port(front) Lime Speaker-out/Line-out port Floppy drive eject button Power Button HDD LED Power LED HP Logo FDD LED F–14 377977-AA1 Service Reference Guide, d260...

  • Page 115: Rear Panel

    Rear Panel The computer's rear panel consists of the following: < Label Icon Color Description Power code socket Green PS/2 mouse port Purple PS/2 keyboard port Tear or Serial port Turquoise Burgundy Parallel/printer port Gold CRT/LCD Monitor port White Network port Pink Microphone-in port(rear) Service Reference Guide, d260...
  • Page 116 Label Icon (Continued) Color Description (Continued) Light Blue Audio-in/Line-in jack Lime Audio-out/Line-out jack 11-12 White USB Port F–16 377977-AA1 Service Reference Guide, d260...
  • Page 117 Index Index Numerics pauses D–2 Computer Setup 24-pin power pin assignments A–4 Advanced CMOS Setup 2–4 heading ATA/ATAPI (IDE) drive cable pin assignments exit without saving 2–7 A–4 hardware monitor 2–6 load default settings 2–7 battery password option 2–7 disposal 5–7 save settings and exit 2–7 microtower type 2 removal and replacement system information 2–4...
  • Page 118 Index Ethernet power supply removal and replacement 6–21 RJ-45 pin assignments A–1 preparation for disassembly 6–1 exit without saving, Computer Setup 2–7 processor removal and replacement 6–15 system board removal and replacement 6–17 monitor blank screen D–9 power supply 5–6 blurry video D–10 FAT 32 to NTFS conversion 1–2 checking connections D–1...
  • Page 119 Index software Computer Setup Utilities 2–1 removal and replacement protecting 2–7 microtower type 2 battery 6–18 required 5–6 microtower type 2 drive 6–10 setup 1–2 microtower type 2 front USB device 6–13 spare part number microtower type 2 heatsink 6–15 wrench, tamper resistant 5–6 microtower type 2 memory 6–6 static electricity 5–2...
  • Page 120 Index Service Reference Guide, d260 377977-AA1 Index–4...

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