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HP xw4550 Service And Technical Reference Manual

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HP xw4550 Workstation
Service and Technical Reference Guide

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  Summary of Contents for HP xw4550

  • Page 1 HP xw4550 Workstation Service and Technical Reference Guide...
  • Page 2 Energy Star is a U.S. registered mark of the change without notice. The warranties for HP United States Environmental Protection products are set forth in the express limited Agency.
  • Page 3: Table Of Contents

    Installing or upgrading device drivers ..............16 Restoring the Windows Vista Business operating system ..........16 Using the HP Backup and Restore process ............17 Creating system recovery DVDs or CDs .......... 17 Restoring from HPBR DVDs or CDs ..........17 Restoring directly from the recovery partition ........
  • Page 4 Ordering backup software ................. 21 HP Backup and Recovery Manager restore points ................22 Restoring from the HP Backup and Recovery Manager restore point CD or DVDs ..22 Restoring from the HP Backup and Recovery Manager restore point on the Recovery Partition ..........................
  • Page 5 Establishing a power-on password using workstation setup .... 40 Entering a power-on password ............40 Entering a Setup Password .............. 41 Changing a power-on or setup password ......... 41 Deleting a power-on or setup password ............42 National keyboard delimiter characters ..........42 Clearing passwords ................
  • Page 6 Product recycling ..........................99 5 System diagnostics and troubleshooting Customer self help ........................... 102 Help and Support Center ....................102 HP SoftPaq Download Manager ..................102 Diagnostic error codes ..................... 102 Troubleshooting scenarios and solutions ................ 104 Solving minor problems .................. 104 Solving power supply problems ..............
  • Page 7 Theory of operation ......................122 Using the Diagnostic Utility on CD ................... 122 Downloading the latest diagnostic utility ................123 The HP Insight Diagnostic User Interface ............... 123 Survey tab ....................... 124 Test tab ......................124 Status tab ......................... 125 Log tab ..........................
  • Page 8 viii ENWW...
  • Page 9: Product Overview

    Product overview This chapter presents an overview of the hardware components of the HP xw4550 Workstation, including the following topics: ● Product features on page 2 ● Product specifications on page 8 ● ENERGY STAR on page 13 ● Dual-core processors on page 14 ●...
  • Page 10: Product Features

    The following figure shows the HP xw4550 Workstation block diagram. Figure 1-1 HP xw4550 Workstation system board block diagram Component view The following figure shows components of a typical HP xw4550 Workstation. Drive configurations might vary. Chapter 1 Product overview ENWW...
  • Page 11 For information about supported replacement parts, see: http://partsurfer.hp.com. Figure 1-2 HP xw4550 Workstation component view Table 1-1 Component view Item Description Item Description Power supply Processor Hard drive Memory module Optical drive System board Side access panel PCI Express card...
  • Page 12: Front Panel Components

    Front panel components The following image shows a typical HP xw4550 Workstation. Drive configurations might vary. Figure 1-3 Front panel components Table 1-2 Front panel components Item Symbol Description Item Symbol Description Optical drive eject button IEEE-1394 Connector (optional) Power on light...
  • Page 13: Rear Panel Components

    Rear panel components The following illustrations shows a typical HP xw4550 Workstation. NOTE: The rear panel connectors are labeled with industry-standard icons and colors to assist you in connecting your peripheral devices. Figure 1-4 Rear panel components Table 1-3 Rear panel components...
  • Page 14: Serial Number And Coa Label Location

    Serial number and COA label location Each workstation has two unique serial number labels (1) and a Certificate of Authentication (COA) label (2) (for Windows preinstalled workstations only). In general, the serial number labels can be found on the top panel or on the side of the workstation and at the rear of the workstation. Keep this number available when contacting customer service for assistance.
  • Page 15: Maximizing The Airflow

    Maximizing the airflow ● Keep your workstation in an area where the airflow is not obstructed. ● Keep the workstation off of surfaces where dust can gather. ● Keep the front of the workstation clear of any obstruction. ● Remove any dust on the front panel (vent area) and the rear fans with a small vacuum, compressed air, or dust rag.
  • Page 16: Product Specifications

    16.8 cm (6.6 in.) wide 45.6 cm (17.9 in.) deep Power supply The power supply for the HP xw4550 Workstation is a 300-watt, 80Plus energy efficient power supply compatible with Energy Star requirements. This section describes the power supply specifications. Power supply description This section describes the 80Plus power supply for the HP xw4550 Workstation.
  • Page 17: Power Supply Specifications

    Power supply specifications Table 1-6 Power supply specifications Item Description Power supply 300-W custom power supply (Wide Ranging, Active PFC) Operating voltage range 90-264 VAC Rated voltage range 100-240 VAC Rated line frequency 50-60 Hz Operating line frequency range 47-63 Hz Rated input current 5.0A @ 100-120 VAC 2.5A @ 200-240 VAC...
  • Page 18: Configuration 2

    Table 1-7 Example 1 energy consumption (continued) 115 VAC 230 VAC 100 VAC Enabled Disabled Enabled Disabled Enabled Disabled running Linpack and Viewperf (S0) Windows Busy Max (S0) 200.1W 192.0W 196.7W ENERGY STAR® 2.93W 2.06W 6.58 2.36 2.80W 2.04W “Sleep” (S3)* ENERGY STAR®...
  • Page 19 Table 1-9 Example 2 energy consumption 115 VAC 230 VAC 100 VAC Enabled Disabled Enabled Disabled Enabled Disabled On-Idle (ENERGY STAR® 38.8W 36.9W 39.1W Idle (S0)) ENERGY STAR® PTEC 96.6W 94.5W 99.5W (Total Energy Consumption) Windows running Linpack and Viewperf) (S0) Windows Busy Max (S0) 112.3W 108.1W...
  • Page 20: System Fans

    System fans The workstation includes a rear chassis fan, one processor heatsink fan, and one power supply fan. An optional front PCI fan is available for special considerations, such as graphics PCI cards. Resetting the power supply If an overload triggers the power supply overload protection, all power is immediately disconnected. To reset the power supply unit: Disconnect the power cord.
  • Page 21: Energy Star

    ENERGY STAR Hewlett-Packard computers marked with the ENERGY STAR® Logo are compliant with the applicable U.S. Environmental Protection Agency (EPA) ENERGY STAR specifications for computers. The EPA ENERGY STAR Logo does not imply endorsement by the EPA. As an ENERGY STAR Partner, Hewlett- Packard Company has determined the products marked with the ENERGY STAR Logo are ENERGY STAR qualified as per the applicable ENERGY STAR guidelines for energy efficiency.
  • Page 22: Dual-Core Processors

    NOTE: Not all configurations of the HP xw4550 Workstation are Energy Star compliant. For information on configurations of this workstation that are Energy Star compliant, contact you HP sales representative. To verify the factory default power settings for your product, select Start>Control Panel and double- click Power Options.
  • Page 23: Configuring And Restoring The Operating System

    CAUTION: Do not add optional hardware or third-party devices to the HP workstation until the operating system is successfully configured. Adding hardware might cause errors and prevent the operating system from configuring correctly.
  • Page 24: Selecting A Language

    After you have selected a language during initial boot of the operating system, the language will be locked in on the hard drive. If the system is restored with HP Backup and Recovery, only the previously selected language can be installed. If using RestorePlus! DVDs, the RestorePlus! DVD checks for the language stored on the hard drive and restores only the original preinstalled language.
  • Page 25: Using The Hp Backup And Restore Process

    HP Backup and Restore Manager, you can create ISO images of the factory image, or write them directly to CD or DVD media. You can also create a supplemental HP Backup and Recovery Manager CD. (There may be additional CDs you can create depending on the options you purchased.) You also have the option to move images of the CDs to another location, such as a network share, to be written to DVD or CD at a later time or from another system.
  • Page 26: Ordering Backup Software

    If you are unable to create system recovery CDs or DVDs, you can order a recovery disk set from the HP support center. NOTE: Before calling HP to order the software, have your workstation serial number available. To obtain the support center telephone number for your region: See: http://www.hp.com/support/contactHP.
  • Page 27: Configuring The Software

    After you have selected a language during initial boot of the operating system, the language will be locked-in on the hard drive. If the system is restored with HP Backup and Recovery, only the previously selected language can be installed. If using RestorePlus! DVDs, the RestorePlus! DVD checks for the language stored on the hard drive and restores only the original preinstalled language.
  • Page 28: Restoring The Windows Xp Professional Operating System

    CDs for RestorePlus!, the Windows operating system, and a supplemental HP Backup and Recovery Manager CD. (There may be additional CDs you can create depending on the options you purchased.) You also have the option to move images of the CDs to another location, such as a network share, to be written to CD at a later time or from another system.
  • Page 29: Reclaiming Hard Disk Space From The Recovery Partition

    Recovery Partition is removed; the recovery partition is deleted, the user partition is extended to reclaim the unused hard drive space, and the F11 boot prompt is removed. The HP Backup and Recovery Manager application remains and can be used for data backup and restore.
  • Page 30: Hp Backup And Recovery Manager Restore Points

    Restoring from the HP Backup and Recovery Manager restore point CD or DVDs The HP Backup and Recovery Manager (HPBR) restore point can be written to CD or DVDs and used to restore the system. Typically you would used the CD/DVD set if the hard drive has been replaced or all partitions have been corrupted.
  • Page 31: Setting Up Red Hat Linux

    HP recommends that you record the ISO recovery images to CD as backup files to be used in the event of a possible disk failure. The /iso directory also contains an ISO image of the HP Driver CD used to create your preloaded system. You can either use this version or download the latest version.
  • Page 32: Downloading The Latest Hp Driver Cd Contents

    Reboot your workstation. Follow the prompts to set up your system with the Red Hat First Boot utility. When prompted in First Boot to add additional CDs, insert the HP Driver CD into the optical drive tray of your workstation.
  • Page 33: System Management

    System management This chapter describes the various tools and utilities that support system management on the workstation, and include information on the following sections: ● Computer Setup (F10) Utility on page 25 ● Workstation management on page 32 Computer Setup (F10) Utility The Computer Setup (F10) Utility enables you to: ●...
  • Page 34: Bios Rom

    of the mode selected. To manually switch to POST Messages Enabled during POST, press any key (except through F12). ● Establish an Ownership Tag, the text of which is displayed each time the system is powered on or restarted. ● Enter the Asset Tag or property identification number assigned by your company to this workstation.
  • Page 35: Using The Computer Setup (F10) Utility

    Using the Computer Setup (F10) Utility You can only open the Computer Setup (F10) Utility by powering on the workstation or restarting the workstation. To access the Computer Setup (F10) Utility menu: Power on or restart the workstation. Press the key as soon as your display is active and you see F10=Setup appear in the lower right corner of the screen.
  • Page 36 Table 3-1 Computer Setup (F10) Utility menu descriptions (continued) Heading Option Description About Displays copyright information. Set Time and Enables you to set system time and date. Date Flash System CD-ROM – Enables you to upgrade the BIOS from a ROM image on CD. NOTE: Optical drives must be in Legacy or Native mode.
  • Page 37 Table 3-1 Computer Setup (F10) Utility menu descriptions (continued) Heading Option Description Ordinarily, the translation mode selected automatically by the BIOS should not be changed. If the selected translation mode is not compatible with the translation mode that was active when the disk was partitioned and formatted, the data on the disk will be inaccessible.
  • Page 38 Table 3-1 Computer Setup (F10) Utility menu descriptions (continued) Heading Option Description Power-On Enables you to set and enable the power-on password. Password Password Lock Legacy Resources–Prevents the operating system from changing resources to serial and Options diskette controller. Setup Browse Mode–If a setup password is created, this mode enables read-only access to the F10 Setup menu for users without a password.
  • Page 39 Table 3-1 Computer Setup (F10) Utility menu descriptions (continued) Heading Option Description Virtualization Technology – enables Virtualization Technology to increase workstation performance. OS Management of Embedded Security Device–enables/disables the ability of the operating system to control the TPM device. This includes turning it on/off, initializing it, and resetting it. Reset of Embedded Security Device through OS.–enables/disables the ability of the operating system to reset the TPM.
  • Page 40: Workstation Management

    * Available on selected models. **These options should be used by advanced users only. Workstation management HP Client Management Solutions are available for download from http://www.hp.com/go/easydeploy They provide standards-based solutions for managing and controlling workstations in a networked environment. This section summarizes the capabilities and features of the key components of workstation management: ●...
  • Page 41: Remote System Installation

    To initiate a remote system installation, press when the message appears in the lower-right corner of the HP logo screen. Follow the onscreen instructions to continue the process. The default boot order is a BIOS configuration setting that can be changed to always attempt to PXE boot.
  • Page 42: Copying To Multiple Workstations

    CAUTION: A setup configuration is model-specific. File system corruption can result if source and target workstations are not the same model. For example, do not copy the setup configuration from one workstation model to another. Select a setup configuration to copy, and reboot the workstation. As soon as the boot up process begins, press and hold the key until you enter the Computer Setup (F10) Utility.
  • Page 43: Updating And Managing Software

    Manager Software, Altiris Client Management Solutions, System Software Manager, Proactive Change Notification, and Subscriber’s Choice. HP Client Manager Software HP Client Manager Software (HP CMS) assists HP customers in managing the hardware aspects of their client workstations with features that include: ●...
  • Page 44: Altiris Client Management Solutions

    Altiris Client Management Solutions HP and Altiris have partnered to provide comprehensive, tightly integrated systems management solutions to reduce the cost of owning HP client PCs. HP Client Manager Software is the foundation for additional Altiris Client Management Solutions that address: ●...
  • Page 45: Proactive Change Notification

    Remote ROM Flash allows the system administrator to safely upgrade the ROM on remote HP workstations directly from the centralized network management console, resulting in a consistent deployment of and greater control over HP PC ROM images over the network. It also results in greater productivity and lower total cost of ownership.
  • Page 46: Asset Tracking And Security

    Block recovery mode: Remove all diskette and CD media from workstation drives. Insert a BIOS image recovery CD or USB storage media (such as an HP DriveKey) into the appropriate drive or connector. Power off, then power on the workstation.
  • Page 47: Password Security

    ● Locally, using the Computer Setup (F10) Utility. ● Remotely, using HP Client Manager Software or System Software Manager. This software enables the secure, consistent deployment and control of security settings from a simple command line utility. The following table and sections refer to managing security features of the workstation locally through the Computer Setup (F10) Utility.
  • Page 48: Establishing A Power-On Password Using Workstation Setup

    To establish a setup password using workstation setup: Power on or restart the workstation. As soon as the computer is powered on, press and hold the key until you enter the Computer Setup (F10) Utility. Press Enter to bypass the title screen, if necessary. NOTE: If you do not press the key at the appropriate time, you must restart the workstation...
  • Page 49: Entering A Setup Password

    Entering a Setup Password If a setup password has been established on the workstation, you will be prompted to enter it each time you run the Computer Setup (F10) Utility. To enter a setup password: Restart the workstation. As soon as the workstation is powered on, press and hold the key until you enter the Computer Setup (F10) Utility.
  • Page 50: Deleting A Power-On Or Setup Password

    Deleting a power-on or setup password Power on or restart the workstation. To delete the power-on password, go to step 3. To delete the Setup Password, as soon as the workstation is powered on, press and hold the key until you enter the Computer Setup (F10) Utility. Press Enter to bypass the title screen, if necessary.
  • Page 51: The Drivelock Security Feature

    ATA hard drive. DriveLock has been implemented as an extension to the Computer Setup (F10) Utility functions. It is only available when hard drives that support the ATA security command set are detected. On HP workstations, it is not available when the SATA emulation mode is RAID+AHCI or RAID.
  • Page 52 master password whether they plan to enable DriveLock or not. This gives the administrator the ability to modify DriveLock settings if the drive is locked in the future. Once the master password is set, the system administrator might enable DriveLock or choose to leave it disabled. If a locked hard drive is present, POST requires a password to unlock the device.
  • Page 53: Hood Sensor Option (Smart Cover Sensor)

    You can configure your workstation to boot either with or without DriveLock enabled for the boot drive as follows: ● In a single drive workstation, if the drive is DriveLock enabled, the workstation might not be able to boot to the operating system, and might try to boot from the network or from another storage device instead (depending on the boot ordering options).
  • Page 54: Locking The Solenoid Lock

    Forgotten password NOTE: The FailSafe Key is a workstation accessory that must be ordered from HP. Be prepared; order this key before you actually need it. You can order a FailSafe Key in either of the two following key configurations: ●...
  • Page 55: Clearing Passwords

    HP workstations. the DPS is designed to help diagnose problems that might result in unwarranted hard drive replacement. When HP workstations are built, each installed hard drive is tested using the DPS, and a permanent record of key information is written onto the drive. Each time the DPS is run, test results are written to the hard drive.
  • Page 56: Thermal Sensor

    The Prefailure Warranty for ECC memory modules enables you to replace these modules, free of charge, before the modules actually fail. ECC memory modules are optional on selected HP workstations. Thermal sensor There are multiple sensors on your workstation: ●...
  • Page 57: Removal And Replacement Procedures

    Removal and replacement procedures This chapter describes removal and replacement procedures of most internal components of the workstation, and includes the following sections: ● Warnings and cautions on page 50 ● Service considerations on page 52 ● Customer Self-Repair on page 56 ●...
  • Page 58: Warnings And Cautions

    Observe the following cautions when removing or replacing a processor: — Installing a processor incorrectly can damage the system board. Have an HP authorized reseller or service provider install the processor. If you plan to install it yourself, read all of the instructions carefully before you begin.
  • Page 59 NOTE: HP accessories are for use in HP workstation products. They have been extensively tested for reliability and are manufactured to high quality standards. HP, therefore, warrants only those accessories that are manufactured or sold by HP.
  • Page 60: Service Considerations

    Service considerations The following sections discuss service considerations that should be reviewed and practiced before removing and replacing any system components. WARNING! When lifting or moving the workstation, do not use the front bezel as a handle or lifting point. Lifting the workstation from the front bezel or lifting it incorrectly can cause the unit to fall and harm you and damage the workstation.
  • Page 61: Preventing Electrostatic Damage To Equipment

    Preventing electrostatic damage to equipment Many electronic components are sensitive to ESD. Circuitry design and structure determine the degree of sensitivity. The following packaging and grounding precautions are necessary to prevent damage to electric components and accessories. ● Transport products in static-safe containers, such as tubes, bags, or boxes, to avoid hand contact. ●...
  • Page 62: Recommended Materials And Equipment

    ● Use fixtures made of static-safe materials when fixtures must directly contact dissipative surfaces. ● Keep work area free of non-conductive materials, such as ordinary plastic assembly aids and Styrofoam. ● Use field service tools, such as cutters, screwdrivers, and vacuums, that are conductive. Recommended materials and equipment Materials and equipment that are recommended for use in preventing static electricity include: ●...
  • Page 63: Special Handling Of Components

    As each subassembly is removed from the workstation, place the subassembly away from the work area to prevent damage. If necessary, additional drive guide screws are provided on the system chassis. There are eight Metric screws (1), as shown in the following figure, located on the chassis near the 5.25-inch optical drive bays. These screws can be used to mount additional optical drives or an optional diskette drive.
  • Page 64: Hard Drives

    Batteries, battery packs, and accumulators should not be disposed of with general household waste. Customer Self-Repair Customer Self-Repair enables you to obtain replacement parts and install them yourself on your workstation. See http://www.hp.com/go/selfrepair for more information. Chapter 4 Removal and replacement procedures ENWW...
  • Page 65: Predisassembly Procedures

    Predisassembly procedures Perform the following steps before servicing the workstation: Close any open software applications. Remove any diskettes or CDs from the workstation. Shut down the operating system. Power off the workstation and any peripheral devices that are connected to it. Remove or disengage any security devices that prohibit opening the workstation.
  • Page 66: System Board Components

    System board components The following illustration shows the system board connectors, sockets, and important switches for the HP xw4550 Workstation. Figure 4-2 System board component identification NOTE: In the following table, component names are shown as they appear on the system board.
  • Page 67 Table 4-3 System board components (continued) Component Component Component Memory module INTERNAL USB DVI-D integrated video sockets connector connector Floppy (diskette) drive SPK (speaker) Serial port (top) connector connector connector Power Connector P1 FRONT AUDIO VGA (bottom) (main power to sysetm connector connector board)
  • Page 68: Steps For Removing And Replacing Components

    Steps for removing and replacing components This section discusses the procedures necessary to remove and install various hardware components on your workstation. Review the safety and precautions and the Service considerations on page 52, as well as the Safety and Regulatory Information, before servicing or upgrading your system. Follow these safety and procedural steps when servicing your workstation: Read all safety information and precautions.
  • Page 69: The Optional Security Lock

    System fan (System fan assembly on page Front fan removal (optional) (Front PCI card guide and optional fan removal on page Battery (Battery on page Hard drive (SATA hard drive on page Processor heatsink (Processor heatsink on page Processor (Processor on page PCI retainer (PCI retainer on page...
  • Page 70: The Optional Cable Lock

    The optional cable lock If a cable lock is installed, remove it before servicing the workstation. To remove the cable lock, unlock it and pull it out of the cable lock slot as shown in the following image. Figure 4-4 Removing the cable lock Side access panel To access the internal components of the workstation, the side access panel first must be removed.
  • Page 71: Front Bezel

    Pull up on the latch (1), slide the side access panel toward the rear of the workstation and then lift off the cover (2). Figure 4-5 Opening the side access panel To reinstall the side access panel, align the bottom groove of the side access panel with the bottom edge of the chassis, and move the top of the side access panel toward the chassis until the panel aligns with chassis sides.
  • Page 72: Bezel Blanks

    Bezel blanks To remove the bezel blanks: Disconnect power from the system (Predisassembly procedures on page 57) and remove the front bezel (Front Bezel on page 63). Gently push the subpanel (1) out the back of the front bezel. Remove the desired bezel blank by applying outward pressure on the subpanel (1) and pulling the blank (2) away.
  • Page 73: Optional Solenoid Hood Lock (Smart Cover Lock)

    Disconnect the hood sensor connector (1) from system board. The hood sensor system board connector is located between the main power connector (P1) and the SATA Port0 connector on the system board (behind the installed hard drive, as shown in the inset (1) in the figure below). Figure 4-8 Removing the hood sensor Slide the hood sensor forward, push it down, and remove it (2) from the chassis.
  • Page 74: Front Panel I/O Device Assembly

    Slide the solenoid hood lock assembly (3) away from the chassis and out of the workstation. Figure 4-9 Removing the hood lock To install the hood lock, reverse the previous steps. Front panel I/O device assembly To remove the front panel I/O device assembly: Disconnect power from the system (Predisassembly procedures on page 57), remove the side...
  • Page 75 Pull the front panel cables through the chassis and out the front of the workstation. You might have to slide the cables out one at a time. Figure 4-10 Removing the front panel I/O device assembly To replace the front panel I/O device assembly: Thread each front panel I/O device assembly cable through the same holes from which they were removed.
  • Page 76: Power Button

    Power button To remove the power button: Disconnect power from the system (Predisassembly procedures on page 57), remove the side access panel (Side access panel on page 62), remove the front bezel (Front Bezel on page 63), and remove the front panel I/O device assembly (Front panel I/O device assembly on page 66).
  • Page 77: Power Supply

    Remove the four screws (2) securing the speaker to the chassis and lift the speaker out (3) of the chassis. Figure 4-13 Removing the speaker To replace the speaker, reverse the previous steps. Power supply To remove the power supply: Disconnect power from the system (Predisassembly procedures on page 57) and remove the side...
  • Page 78: System Fan Assembly

    Remove the four screws (1) from the back panel. Slide the power supply toward the front and lift it (2) out of the chassis. Figure 4-14 Removing the power supply To replace the power supply, reverse the previous steps. System fan assembly To remove the system fan assembly: Disconnect power from the system (Predisassembly procedures on page...
  • Page 79: Memory

    Remove the four screws (2) from the rear of the chassis with a Phillips screwdriver, and lift it (3) out of the chassis. Figure 4-15 Removing the system fan To replace the system fan assembly, reverse the previous steps. CAUTION: When replacing the system fan, be sure that the fan is situated so that the airflow direction arrow is pointing toward the rear of the chassis.
  • Page 80: Memory Module Features

    Hewlett-Packard ships DIMMs with this product that are electrically and thermally compatible with the product. Because third-party DIMMs might not be electrically or thermally compatible, third-party DIMMs are not supported by HP. NOTE: Use only industry-standard unbuffered, DDR2, PC2–5300E ECC (667 MHz) DIMMs.
  • Page 81: Required Loading Order

    Required loading order Use the following illustration as a guide for installing memory modules: ● When installing a single DIMM only, install it in socket DIMM1A (item 1 in the illustration, and as shown on the system board label). ● Always install the first DIMM pair in sockets DIMM1A and DIMM1B (items 1 and 2, respectively, in the figure, and as shown on the system board label).
  • Page 82: Pci Slots

    Figure 4-18 Installing a memory module PCI Slots This section contains information on PCI slots. Your workstation contains two PCI slots (items 3 and 4 in the illustration), one PCI Express x4(1) slot (item 2 in the illustration), and one PCI Express x16 (item 1 in the illustration). The PCI Express x16 is normally used for high-performance graphics cards.
  • Page 83: Pci Retainer

    Table 4-4 PCI slots Slot Type Slot power (Maximum) PCI Express x16 75 W* PCI Express x4(1) 25 W* PCI 32/33 25 W* PCI 32/33 25 W* * In addition to these slot power specifications, the overall power consumption of the system (including I/O cards, processor, and memory) must not exceed the maximum ratings of the system power supply.
  • Page 84: Pci Express

    (for example, PCI). The PCI Express I/O slots can support other PCI Express cards with lesser bus bandwidth than what is physically defined for the slot. Use the following table to determine compatibility. Table 4-5 PCI Express compatibility matrix for the HP xw4550 Workstation Mechanical compatibility Electrical compatibility PCI Express x16 slot...
  • Page 85 Install a PCI slot cover and close the PCI levers. If the PCI levers do not close, be sure all cards are properly seated and then try again. Figure 4-22 Removing the PCI Express card To install a PCI Express card: Disconnect power from the system (Predisassembly procedures on page 57), remove the side...
  • Page 86: Pci

    To remove a PCI card: Disconnect power from the system (Predisassembly procedures on page 57), remove the side access panel (Side access panel on page 62), and remove the PCI retainer (PCI retainer on page 75), if installed. Lift the PCI levers (1) by first pressing down and then up. Lift the PCI card (2) out of the chassis.
  • Page 87: Ieee-1394 Card (Optional)

    Close the PCI retention clamp (4) by rotating the clamp downward and pushing down on the two green snaps from the rear panel of the chassis. Figure 4-25 Installing the PCI card IEEE-1394 Card (optional) To remove an IEEE-1394 card: Disconnect power from the system (Predisassembly procedures on page 57), remove the side...
  • Page 88: Front Pci Card Guide And Optional Fan Removal

    Install a PCI slot cover and close the PCI levers. If the PCI levers do not close, be sure all cards are properly seated and then try again. Figure 4-26 Removing the IEEE-1394 card To install an IEEE-1394 card, reverse the previous steps. Front PCI card guide and optional fan removal NOTE: The fan is used only for special configurations, but the card guide is used with all full-length...
  • Page 89: Battery

    Unsnap the fan housing from the chassis (2) and lift it out of the chassis (3). Figure 4-27 Removing the front (PCI) fan Remove the fan from the fan housing by applying outward pressure on the fan housing while pushing the fan out of the housing. Figure 4-28 Removing the fan from the card guide To replace the front fan, reverse the previous steps, but be sure that the airflow direction arrow on the...
  • Page 90 CAUTION: Before removing the battery, be sure your CMOS settings are backed up as all CMOS settings are lost when the battery is removed. To back up the CMOS settings, use the Computer Setup (F10) Utility and run the Save to Diskette option from the File menu. NOTE: Batteries, battery packs, and accumulators should not be disposed of together with general household waste.
  • Page 91: Workstation Power Connections To Drives And The System Board

    For help in identifying power cables, refer to the following information. Route or tie cables so they cannot interfere with the processor heatsink fan. Figure 4-30 Power connections for a typical HP xw4550 Workstation configuration Table 4-6 HP xw4550 Workstation power connections...
  • Page 92: Optical Drive (Minitower Configuration)

    Table 4-6 HP xw4550 Workstation power connections (continued) Item Description Item Description Power connector P8 to Power connector P1 to second optical drive system board First optical drive PCI slot (shows optional IEEE 1394 PCI card with optional adapter cable...
  • Page 93 Disconnect the power (1) and data (2) cables from the drive, as shown in the following figure. Figure 4-31 Disconnecting the cables from the optical drive (minitower configuration) Disconnecting the cables from the optical drive Lift the green drive-lock release lever (1) and gently slide the drive (2) out of the chassis. Figure 4-32 Removing the optical drive from the chassis ENWW...
  • Page 94 If replacing this drive with another drive, remove the four guide screws (2), shown in the following figure, and set them aside to be used in the replacement drive. Figure 4-33 Removing the guide screws To install an optical drive: NOTE: Always connect optical drives to the lowest numbered available SATA port, or immediately following any installed SATA hard drives.
  • Page 95: Optical Drive (Desktop Configuration)

    Align the screws with the grooves in the drive bay and gently slide the drive into the workstation until it snaps into place (2). CAUTION: Ensure that the optical drive is securely seated by pulling on it to see if the drive can become easily disengaged.
  • Page 96 Disconnect the data (1) and power (2) cables from the drive. Figure 4-36 Disconnecting the cables from the optical drive Press down on the yellow drive-lock release lever (1) and gently slide the drive 2 out of the chassis. Figure 4-37 Removing the optical drive from the chassis Chapter 4 Removal and replacement procedures ENWW...
  • Page 97 If the drive is to be replaced, remove the four installation guide screws (2), as shown in the following figure, and set them aside. Figure 4-38 Removing the optical drive screws To install an optical drive: Disconnect power from the system (Predisassembly procedures on page 57), remove the side access panel...
  • Page 98: Diskette Drive (Optional)

    Connect the power cable to the drive first. This will allow any possible accumulated static electricity to discharge through the ground circuit of the power connector before the drive data circuits are connected. Next, connect the data cable from the drive (1) and system board (2), as shown in the following figure.
  • Page 99 Disconnect the data (1) and power (2) cables from the back of the diskette drive. Figure 4-41 Disconnecting the cables from the diskette drive Lift the green drive-lock release tab (1) and gently slide the drive 2 out at the same time. Figure 4-42 Removing the diskette drive from the chassis To replace a diskette drive:...
  • Page 100: Sata Hard Drive

    SATA hard drive To remove a hard drive: Disconnect power from the system (Predisassembly procedures on page 57) and remove the side access panel (Side access panel on page 62). Disconnect the data (1) and power (2) cables from the hard drive. Figure 4-43 Removing the hard drive cables Lift up on the green drive-lock release tab (1) and slide the hard drive (2) out of the chassis.
  • Page 101 Always connect SATA hard drives to the two lowest numbered ports on the system board (SATA0 and SATA1), and always beginning with SATA0. A third and fouth SATA hard drive are not supported by the HP xw4550 Workstation. Disconnect power from the system...
  • Page 102 Connect the power cable (2) to the drive (as shown in the following figure). This will allow any possible accumulated static electricity to discharge through the ground circuit of the power connector before the drive data circuits are connected. Figure 4-47 Installing the SATA hard drive Connect the data cable (1) between the hard drive (shown in the previous figure) and the appropriate serial ATA port (2 in the following figure) using the following port connection sequence:...
  • Page 103: Processor Heatsink

    Processor heatsink NOTE: The following illustrated processor heatsink is typical of what you might have in your workstation. Be aware that different variations of the processor heatsinks exist, but the overall procedures listed are sufficient to assist you in removing the processor heatsink. To remove the processor heatsink: Apply power to the workstation for a minimum of five minutes before proceeding to the next step.
  • Page 104 Lift the heatsink (2) from the processor. Figure 4-50 Removing the processor heatsink from the system board Use alcohol and a soft cloth to clean all of the thermal interface residue from the heatsink and processor. CAUTION: Allow the alcohol on the processor and heatsink to dry completely. To replace the processor heatsink: Disconnect power from the system (Predisassembly procedures on page...
  • Page 105: Processor

    Processor To remove the processor: Disconnect power from the system (Predisassembly procedures on page 57), remove the side access panel (Side access panel on page 62) and the processor heatsink (Processor heatsink on page 95). Raise the lever (1) on the processor socket handle to slide the processor into position for removal (as shown in the following illustration).
  • Page 106: System Board

    To properly align the processor with the socket, orient the small triangle image located on one corner of the processor circuit board to the matching triangle image on one corner of the processor socket (see illustration below). With all processor pins properly aligned, press the processor straight down into the socket until the processor is seated.
  • Page 107: Product Recycling

    Product recycling HP Planet Partners recycling service provides an easy method to recycle computer equipment, rechargeable batteries or HP printing supplies. HP processes ensure that unwanted hardware or empty HP printing supplies are recycled responsibly. For information on recycling HP components or products, see: http://www.hp.com/go/recycle.
  • Page 108 100 Chapter 4 Removal and replacement procedures ENWW...
  • Page 109: System Diagnostics And Troubleshooting

    This chapter discusses the tools available for diagnosing and troubleshooting system issues. ● Customer self help on page 102 ● Troubleshooting checklist on page 120 ● LED color definitions on page 121 ● HP Insight Diagnostics Offline Edition on page 122 ● POST error messages on page 127 ENWW...
  • Page 110: Customer Self Help

    To open HSC from your desktop, select Start>Help and Support. HSC contains four sections: ● HP Product Information (requires Internet access) – Links to the HP Technical Support Web site for your product. You can access all related documentation, downloads and updates, tools, and more.
  • Page 111 2-second pause, Reseat memory modules. 5 beeps Replace memory modules one at a time to find the faulty module. Replace third-party modules with HP memory. Replace system board. Blinks red 6 times, once per Pre-video graphic card error.
  • Page 112: Troubleshooting Scenarios And Solutions

    Table 5-1 Diagnostic LED codes (continued) Chassis indicator LEDs Power LED and audible beep Diagnosis and service action activity For systems with graphic cards: Reseat the graphic card. Power on the system. Replace the graphic card. Replace the system board. Blinks red 7 times, once per System board failure (ROM detected failure before video).
  • Page 113: Solving Power Supply Problems

    Table 5-2 Minor problems (continued) Problem Cause Possible Solution Poor performance is experienced. Processor is hot. Ensure airflow to the workstation is not blocked. Ensure the fans are connected and working properly (some fans only operate when needed). Ensure the processor heatsink is installed properly. Hard drive is full.
  • Page 114: Solving Diskette Problems

    Table 5-3 Power supply problems (continued) Problem Cause Solution Workstation powered off Processor thermal protection Be sure that the workstation air vents are not blocked automatically and the Power LED activated. and the cooling fan is running. flashes red 2 times, once every A fan might be blocked or not Open the access panel, press the power button, and second, followed by a 2-second...
  • Page 115: Solving Hard Drive Problems

    Table 5-4 Diskette problems (continued) Problem Cause Solution Cannot format diskette. Invalid media reported. When formatting a disk in MS-DOS, you might need to specify diskette capacity. For example, to format a 1.44- MB diskette, enter the following command at the MS- DOS prompt: FORMAT A: /F:1440 A problem has occurred with a disk...
  • Page 116: Solving Display Problems

    System ROM is bad; system is Reflash the ROM using SoftPaq. You can reflash the ROM, running in FailSafe Boot Block using the latest SoftPaq images downloaded from mode (indicated by 8 beeps). http://www.hp.com/support/workstation_swdrivers 108 Chapter 5 System diagnostics and troubleshooting ENWW...
  • Page 117 Table 5-6 Display problems (continued) Problem Cause Solution Fixed-sync monitor will not Be sure that the monitor can accept the same horizontal sync at the resolution chosen. scan rate as the resolution chosen. Computer is in Hibernate Press the power button to resume from Hibernate mode. mode.
  • Page 118: Solving Audio Problems

    VGA input connection card. assist with the synchronization. You can download only.) the most recent SoftPaq release from: http://www.hp.com/support/workstation_swdrivers Certain typed symbols do not The font you are using does Use the Character Map to locate the and select the appear correctly.
  • Page 119: Solving Printer Problems

    Table 5-7 Audio problems (continued) Problem Cause Solution Volume is muted. From the Control Panel program, click Sound, Speech and Audio Devices, then click Sounds and Audio Devices. Click the Mute checkbox to remove the checkmark from the box. Computer is in Standby mode. Press the power button to resume from Standby mode. Noise or no sound comes out of the If using digital speakers that have a stereo jack and speakers or headphones.
  • Page 120: Solving Keyboard And Mouse Problems

    Table 5-8 Printer problems (continued) Problem Cause Solution Printer prints garbled information. The correct printer driver is not Install the correct printer driver for the application. installed. The cables might not be Reconnect all cables. connected properly. Printer memory might be Reset the printer by turning it off for one minute, then turn overloaded.
  • Page 121: Solving Hardware Installation Problems

    The port is not there because it You can purchase an IEEE 1394 PCI adapter card. Contact was not purchased with the an HP seller. system. Solving hardware installation problems You might need to reconfigure the workstation when you add or remove hardware, such as an additional diskette drive.
  • Page 122: Solving Network Problems

    Replace DIMMs one at a time to isolate the faulty 2-second pause, and the module. workstation beeps 5 times. Replace third-party memory with HP memory. Replace the system board. Power LED flashes red 6 times, Video card is not seated...
  • Page 123 Table 5-12 Network problems (continued) Problem Cause Solution Network status link light does not No active network is detected. Verify cabling and network equipment for proper illuminate or it never flashes. connection. The network status light should Network controller is not set up Use the Network control application to verify that the properly.
  • Page 124: Solving Memory Problems

    Replace DIMMs one at a time to isolate the faulty 2-second pause, and the module. workstation beeps 5 times. Replace third-party memory with HP memory. Replace the system board. 116 Chapter 5 System diagnostics and troubleshooting ENWW...
  • Page 125: Solving Processor Problems

    Solving processor problems Table 5-14 Processor problems Problem Cause Solution Poor performance is experienced. Processor is hot. Ensure the airflow to the workstation is not blocked. Ensure the fans are connected and working properly (some fans only operate when needed). Ensure the processor heatsink is installed properly.
  • Page 126: Solving Internet Access Problems

    Table 5-15 DVD problems (continued) Problem Cause Solution Windows does not detect the Use Device Manager to remove or uninstall the DVD-ROM drive. device in question. Restart the workstation and let Windows detect the device. Recording audio CDs is difficult or Wrong or poor quality media Use a slower recording speed.
  • Page 127 Table 5-16 Internet access problems (continued) Problem Cause Solution Double-click Ports (COM & LPT). Right-click the COM port your modem uses, then click Properties. Under Device status, verify that the modem is working properly. Under Device usage, verify the modem is enabled. If there are further problems, click the Troubleshoot button and follow the on-screen instructions.
  • Page 128: Troubleshooting Checklist

    Troubleshooting checklist Before running any of the diagnostic utilities, use the following checklist to find possible solutions for workstation or software problems. ● Are the workstation and monitor connected to a working electrical outlet? ● Is the workstation powered on? ●...
  • Page 129: Led Color Definitions

    LED color definitions A multicolor LED is located on the front panel of your workstation. The following table describes the significance of each LED color. Table 5-17 LED color definitions LED state LED color System status Solid Green System is on. Flashing Green System is in Standby.
  • Page 130: Hp Insight Diagnostics Offline Edition

    You can use the HP Insight Diagnostics tool to streamline the service process and help resolve problems quickly by providing the detailed information required at the time you place a service call. The primary information requirement (the information that provides the greatest insight into potential system issues) is the configuration of the system.
  • Page 131: Downloading The Latest Diagnostic Utility

    To download the latest diagnostic utility, complete the following: See Web site:http://www.hp.com/support/workstation_swdrivers. Click the Support & Drivers link. Select the Download driver and software radio button. Enter your product number (xw4550) in the text box and press the Enter key. Select your operating system.
  • Page 132: Survey Tab

    Survey tab The Survey menu enables access to important system configuration information, and offers both a summary and advanced view. The Summary view limits the amount of data displayed, while the Advanced view shows all the data in the selected category. All of the following categories of information are available on the Survey menu: ●...
  • Page 133: Status Tab

    The Recommended Repair will give a recommended action that should be performed to resolve the failed hardware. The error count is the number of times the test has failed. The Clear Error Log button will clear the contents of the Error Log. ENWW HP Insight Diagnostics Offline Edition 125...
  • Page 134: Help Tab

    Help tab The Help tab has three views; HP Insight Diagnostics, Error Codes, and Test Components: ● HP Insight Diagnostics—Provides introductory and detailed information about Insight Field Diagnostics. ● Error Codes - Provides error code listings. It includes device tested, message, and recommended repair information.
  • Page 135: Post Error Messages

    POST error messages Power On Self Test (POST) is a program run at startup that initializes and runs some tests on installed hardware. An audible and/or visual message occurs if the POST encounters a problem. The POST checks the following items to ensure that the workstation system is functioning properly: ●...
  • Page 136 Run Computer Setup (F10) Utility or Windows utilities. Be sure memory modules (if any) are installed properly. If third-party memory has been added, test using HP memory only. Verify proper memory module type. 201—Memory Error RAM failure. Run Computer Setup (F10) Utility or Windows utilities.
  • Page 137 Splash Screen image has errors. Install latest version of SoftPaq to restore image. To corrupted download the most recent SoftPaq version, see: http://www.hp.com/support/workstation_swdrivers 511—CPU, CPUA, or CPUB Fan is not connected or might have Reseat the fan cable. Fan not detected malfunctioned.
  • Page 138 Table 5-18 POST error messages (continued) Screen message Probable cause Recommended action Replace diskette drive. Replace the system board. 605—Diskette Drive Type Mismatch in drive type. Run the Computer Setup (F10) Utility. Error Disconnect any other diskette controller devices (tape drives). Clear CMOS.
  • Page 139 Run the Drive Protection System test if applicable. Apply firmware patch if applicable (see: http://www.hp.com/support/ workstation_swdrivers). Back up contents and replace hard drive. 1780—Disk 0 Failure The drive is not installed correctly or Be sure that any jumpers are set correctly, and has failed.
  • Page 140 1803-BIOS Update Needed for This BIOS revision does not support Install the latest BIOS downloaded from Processor the installed processor. http://www.hp.com/support/workstation_swdrivers. 1998—Master Boot Record The previously saved copy of the MBR Run the Computer Setup (F10) Utility and save the has been lost has been corrupted.
  • Page 141 Table 5-18 POST error messages (continued) Screen message Probable cause Recommended action ECC Multiple Bit Error Chipset has detected more than one Replace the memory module. Detected in Memory Module bad bit in a 64-bit quadword of the memory array. Parity Check 2 Parity RAM failure.
  • Page 142 134 Chapter 5 System diagnostics and troubleshooting ENWW...
  • Page 143: Configuring Password Security And Resetting Cmos

    Configuring password security and resetting CMOS Preparing to configure passwords This workstation supports the following security password features, which can be established through the Computer Setup (F10) Utility menu: ● Setup password ● Power-on password When you establish a setup password, only the power-on password is required to access the Computer Setup (F10) Utility and any other information on the workstation.
  • Page 144: Resetting The Password Jumper

    Resetting the password jumper To disable the power-on or setup password features and clear the power-on and setup passwords: Shut down the operating system, and power off the workstation and any external devices. Disconnect the power cord of the workstation and any external devices from the power outlets. Disconnect the keyboard, monitor, and any other external devices that are connected to the workstation.
  • Page 145: Clearing And Resetting The Cmos

    Clearing and Resetting the CMOS The CMOS of the workstation stores password information and information about the workstation configuration. This section describes the steps to successfully clear and reset the CMOS. Using the CMOS switch Shut down the operating system, and power off the workstation and any external devices. Disconnect the workstation power cord and any external devices from the power outlets.
  • Page 146: Using The Computer Setup (F10) Utility To Reset Cmos

    Using the Computer Setup (F10) Utility to reset CMOS To reset CMOS using the Computer Setup (F10) Utility, access the Computer Setup (F10) Utility menu. When the Computer Setup message appears in the lower-right corner of the screen, press the F10 key. Press Enter to bypass the title screen, if necessary. NOTE: If you do not press the key while the message is displayed, the workstation must be...
  • Page 147: Appendix A Appendix A-Workstation Connector Pins

    Appendix A—Workstation connector pins Connector pin descriptions This appendix provides connector pin and signal descriptions for connectors used with the HP xw4550 Workstation. Workstation Ethernet connector Signal (+) Transmit Data (-) Transmit Data (+) Receive Data Unused Unused (-) Receive Data...
  • Page 148 Workstation USB connector Signal +5 VDC - Data + Data Ground Workstation IEEE 1394 connector Signal Power TPB- TPB+ TPA- TPA+ Microphone cable connector (1/8 inch) Signal 1 (Tip) Audio 2 (Ring) Power 3 (Shield) Ground Headphone cable connector (1/8 inch) Signal 1 (Tip) Audio_Left...
  • Page 149 Line-out audiocable connector (1/8 inch) Signal 1 (Tip) Audio_Out_Left 2 (Ring) Audio_Out_Right 3 (Shield) Ground SATA drive connector Data Pins Power Pins Power Pins Signal Signal Signal Ground 3.3-V power 5-V power 3.3-V power 5-V power 3.3-V power Ground Ground Ground Reserved S5**...
  • Page 150 Workstation VGA connector Signal Signal Signal DDC Serial Clock Workstation DVI-D connector Signal Signal T.M.D.S DATA 2- +5V POWER T.M.D.S DATA 2+ T.M.D.S DATA 2/4 SHIELD HOT PLUG DETECT T.M.D.S DATA 4- T.M.D.S DATA 0- T.M.D.S DATA 4+ 2 T.M.D.S DATA 0+ DDC CLOCK T.M.D.S DATA 0/5 SHIELD DDC DATA...
  • Page 151 Color Signal Color Signal Color Signal Color Signal Orange +3.3V Black Orange +3.3V Black Orange +3.3V Grey Blue -12V Reserv Black Purple +5 Vaux 15 Black Yellow +12 V Green PS_ON Black Yellow +12 V Black Orange +3.3V Black Black 4-Pin power (processor/memory/aux.
  • Page 152 AUX_IN (auxiliary audio) Signal AUX_LEFT AGND AGND AUX_RIGHT Internal USB system board 2x5 connector Signal The 2x5 internal USB system board connector can be mated to either a wide 2x5 option cable connector or a narrow 1x5 option cable connector. USB6# USB7# USB6...
  • Page 153 Floppy (diskette) drive Signal Signal Ground FLP_DIR# FLP_LOWDEN# Ground unused FLP_STEP# FLP_WDO Ground unused FLP_WR_D# unused Ground Ground FLP_WRTEN# FLP_INDEX# Ground Ground FLP_TRACK# FLP_MOTOR# Ground Ground FLP_WP# Unused Ground Ground FLP_RD_D# FLP_SEL_A# Ground Ground FLP_HD_SEL# Unused Ground Ground FLP_DSKCHG# Internal serial Signal Signal DTR2#...
  • Page 154 146 Appendix A Appendix A—Workstation connector pins ENWW...
  • Page 155: Appendix B Appendix B-System Board Designators

    Appendix B—System board designators This appendix lists the system board designators for this system. Designator Silkscreen Component DIMM1A DIMM1A DIMM slot 1, channel A connector DIMM1B DIMM1B DIMM slot 1, channel B connector DIMM2A DIMM2A DIMM slot 2, channel A connector DIMM2B DIMM2B DIMM slot 2, channel B connector...
  • Page 156 Designator Silkscreen Component FRONT AUDIO Front audio connector FRONT USB Front USB Connector COM2 Internal serial connector P60-63 SATA0, SATA1, SATA2, SATA3 SATA Connector ports CPU_FAN processor fan connector P124 Hood Lock Internal Hood Lock Connector P125 Hood Sense Internal Hood Sense Connector P150 INTERNAL USB Internal USB Connector...
  • Page 157: Appendix C Appendix C- Routine Care

    Appendix C— Routine care General cleaning safety precautions ● Never use solvents or flammable solutions to clean the workstation. ● Never immerse any component in water or cleaning solutions; apply any liquids to a clean cloth and then use the cloth on the component. ●...
  • Page 158: Cleaning The Monitor

    ● If you remove a key, use a specially designed key puller to prevent damage to the keys. This tool is available through many electronic supply outlets. CAUTION: Never remove a wide leveled key (like the space bar) from the keyboard. If these keys are improperly removed or installed, the keyboard might not function properly.