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HP Pro 2110 Small Form Factor Maintenance & Service Manual

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Maintenance & Service Guide
HP Pro 2110 Small Form Factor
HP Pro 3120 Minitower
HP Pro 3120 Small Form Factor
HP Pro 3125 Minitower
HP Pro 3130 Minitower
HP Pro 3130 Small Form Factor

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  Summary of Contents for HP Pro 2110 Small Form Factor

  • Page 1 Maintenance & Service Guide HP Pro 2110 Small Form Factor HP Pro 3120 Minitower HP Pro 3120 Small Form Factor HP Pro 3125 Minitower HP Pro 3130 Minitower HP Pro 3130 Small Form Factor...
  • Page 2 Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein. This document contains proprietary information that is protected by copyright.
  • Page 3: About This Book

    About This Book WARNING! Text set off in this manner indicates that failure to follow directions could result in bodily harm or loss of life. CAUTION: Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of information.
  • Page 4 About This Book...
  • Page 5: Table Of Contents

    Accessing Disk Image (ISO) Files ....................2 Protecting the Software ......................3 2 Computer Setup (F10) Utility ..................... 4 HP Pro 2110 – Computer Setup (F10) Utilities ................4 Using Computer Setup (F10) Utilities ................5 Computer Setup—Main ..................... 6 Computer Setup—Advanced ..................
  • Page 6 Computer Setup—Power ..................27 Computer Setup—Boot .................... 28 Computer Setup—Exit ....................29 3 Serial ATA (SATA) Drive Guidelines and Features ............. 30 SATA Hard Drives ........................30 SATA Hard Drive Cables ......................30 SATA Data Cable ....................30 SMART ATA Drives ........................ 31 Hard Drive Capacities ......................
  • Page 7 Populating DIMM Sockets ..................47 Installing Memory Modules ..................52 Expansion Cards ........................54 Cable Management ....................... 60 Cable Connections ....................61 HP Pro 3120 ................... 61 HP Pro 3125 ................... 61 HP Pro 3130 ................... 62 Drives ........................... 63 Drive Positions ......................63 Installing Additional Drives ..................
  • Page 8 History Tab ......................141 Errors Tab ......................141 Help Tab ......................142 Saving and Printing Information in HP Vision Diagnostics ........... 142 Downloading the Latest Version of HP Vision Diagnostics ........... 142 Protecting the Software ......................143 9 Troubleshooting Without Diagnostics ................144 Safety and Comfort ......................
  • Page 9 Helpful Hints ........................145 Solving General Problems ..................... 147 Solving Diskette Problems ...................... 151 Solving Hard Drive Problems ....................153 Solving Media Card Reader Problems ..................154 Solving Display Problems ...................... 156 Solving Audio Problems ......................159 Solving Printer Problems ......................161 Solving Keyboard and Mouse Problems ..................
  • Page 10 Country-Specific Requirements ....................193 Appendix C Specifications ....................194 Minitower models ........................ 194 Small form factor models ....................... 195 Index ..........................196...
  • Page 11: Installing And Customizing The Software

    If the computer was shipped with Windows Vista or Windows 7 loaded, you will be prompted to register the computer with HP Total Care before installing the operating system. You will see a brief movie followed by an online registration form. Fill out the form, click the Begin button, and follow the instructions on the screen.
  • Page 12: Downloading Microsoft Windows Updates

    Corel WinDVD SD and BD – installation software for WinDVD – used to play DVD movies ● HP Insight Diagnostics OR Vision Diagnostics – software to perform diagnostic activities on your ● Chapter 1 Installing and Customizing the Software...
  • Page 13: Protecting The Software

    Protecting the Software To protect the software from loss or damage, keep a backup copy of all system software, applications, and related files stored on the hard drive. Refer to the operating system or backup utility documentation for instructions on making backup copies of your data files. Protecting the Software...
  • Page 14: Computer Setup (F10) Utility

    Computer Setup (F10) Utility The computer setup utility differs for the different models. HP Pro 2110 – Computer Setup (F10) Utilities Use Computer Setup (F10) Utility to do the following: Change factory default settings. ● Set the system date and time.
  • Page 15: Using Computer Setup (F10) Utilities

    Advanced Computer Setup—Advanced on page 7 Boot Computer Setup—Boot on page 8 Power Computer Setup—Power on page 9 PC Health Computer Setup—PC Health on page 10 Exit Computer Setup—Exit on page 10 HP Pro 2110 – Computer Setup (F10) Utilities...
  • Page 16: Computer Setup-Main

    Computer Setup—Main NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 2-2 Computer Setup—Main Option Description System Information Allows you to view the following system information: Processor Type (view only) ● Processor Speed (view only) ●...
  • Page 17: Computer Setup-Advanced

    Intel (R) Allows you to enable/disable the processor's Virtualization Technology feature. Virtualization Tech Init Display First Allows you to select the primary display device: ● OnChip VGA PCI Slot ● PCIEx ● HP Pro 2110 – Computer Setup (F10) Utilities...
  • Page 18: Computer Setup-Boot

    Table 2-3 Computer Setup—Advanced (continued) Option Description MAX DVMT Allows you to specify the DVMT/system memory allocated for video memory: Allocation ● 128MB 256MB ● ● Onboard HD Audio Allows you to disable/enable onboard HD audio. OnChip USB Disables/enables the universal host controller interface for USB (Universal Serial Bus). Controller USB Legacy Support Disables/enables USB legacy support function (USB keyboard, USB mouse, and USB flash media).
  • Page 19: Computer Setup-Power

    Allows you to select system power loss behavior: ● ● Last State ● Wake on PCI Device Disables/enables waking up from S5 by PCI device. from S5 RTC Alarm Resume Disables/enables RTC (real-time clock) alarm. HP Pro 2110 – Computer Setup (F10) Utilities...
  • Page 20: Computer Setup-Pc Health

    Computer Setup—PC Health NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 2-6 Computer Setup—PC Health Option Description Chassis Opened Allows you to disable/enable the chassis intrusion function and clear the intrusion warning. Warning System Fan Fail Disables/enables detection of system fan during POST.
  • Page 21: Hp Pro 3120 - Computer Setup (F10) Utilities

    HP Pro 3120 – Computer Setup (F10) Utilities Use Computer Setup (F10) Utility to do the following: Change factory default settings. ● Set the system date and time. ● Set, view, change, or verify the system configuration, including settings for graphics, audio, ●...
  • Page 22: Computer Setup-Main

    Computer Setup—Main NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 2-8 Computer Setup—Main Option Description System Time Allows you to set system time. System Date Allows you to set system date. System IDs Allows you to view the following system identification information: Product Name (view only) ●...
  • Page 23 ◦ System Information Allows you to view: ● Installed Memory Memory Bank 1 ● Memory Bank 2 ● Memory Bank 3 ● ● Memory Bank 4 BIOS Revision ● Core Version ● HP Pro 3120 – Computer Setup (F10) Utilities...
  • Page 24: Computer Setup-Advanced

    Computer Setup—Advanced NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. WARNING! Setting items on this menu to incorrect values may cause your system to malfunction. Table 2-9 Computer Setup—Advanced Option Description CPU Type (view only) CPU Speed (view only) Cache RAM...
  • Page 25: Computer Setup-Power

    Allows you to enable/disable the processor's Virtualization Technology feature. Default is disabled. Technology WOL in S5 Disables/enables limited Wake on LAN from S5. Note that the computer can only wake from S5 during a normal shutdown event. Default is disabled. HP Pro 3120 – Computer Setup (F10) Utilities...
  • Page 26: Computer Setup-Boot

    Computer Setup—Boot NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 2-11 Computer Setup—Boot Option Description Boot-time Disables/enables POST diagnostic messages display during boot. Default is disabled. Diagnostic Screen Boot Device Allows you to specify which device groups will boot first, second, third, and fourth or to disable any of Priority the four.
  • Page 27: Computer Setup-Exit

    Enter to discard changes. Save Changes Press Enter to save changes. HP Pro 3125 – Computer Setup (F10) Utilities Use Computer Setup (F10) Utility to do the following: Change factory default settings. ● Set the system date and time. ●...
  • Page 28: Computer Setup-Main

    Five menu headings appear on the Computer Setup Utility screen: Main ● Advanced ● Power ● Boot ● Exit ● Use the arrow keys to select the appropriate heading, then press Enter. Use the arrow (up and down) keys to select the option you want, then press Enter. To return to the previous screen, press Esc.
  • Page 29 ◦ System Information Allows you to view: Installed Memory ● ● Memory Bank 1 Memory Bank 2 ● Memory Bank 3 ● Memory Bank 4 ● BIOS Revision ● Core Version ● HP Pro 3125 – Computer Setup (F10) Utilities...
  • Page 30: Computer Setup-Advanced

    Computer Setup—Advanced NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. WARNING! Setting items on this menu to incorrect values may cause your system to malfunction. Table 2-14 Computer Setup—Advanced Option Description CPU Type (view only) CPU Speed (view only) Cache RAM (L2)
  • Page 31: Computer Setup-Power

    Computer Setup—Boot NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 2-16 Computer Setup—Boot Option Description Boot-time Disables/enables POST diagnostic messages display during boot. Diagnostic Screen HP Pro 3125 – Computer Setup (F10) Utilities...
  • Page 32: Computer Setup-Exit

    Table 2-16 Computer Setup—Boot (continued) Boot Device Allows you to specify which device groups will boot first, second, third, and fourth or to disable any of Priority the four. Also allows you to set the device boot priority within each group. 1st Boot Device Allows you to set the device group boot priority: 2nd Boot Device...
  • Page 33: Hp Pro 3130 - Computer Setup (F10) Utilities

    HP Pro 3130 – Computer Setup (F10) Utilities Use Computer Setup (F10) Utility to do the following: Change factory default settings. ● Set the system date and time. ● Set, view, change, or verify the system configuration, including settings for graphics, audio, ●...
  • Page 34: Computer Setup-Main

    Computer Setup—Main NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 2-18 Computer Setup—Main Option Description System Time Allows you to set system time. System Date Allows you to set system date. System IDs Allows you to view the following system identification information: Product Name (view only) ●...
  • Page 35 ◦ System Information Allows you to view: ● Installed Memory Memory Bank 1 ● Memory Bank 2 ● Memory Bank 3 ● ● Memory Bank 4 BIOS Revision ● Core Version ● HP Pro 3130 – Computer Setup (F10) Utilities...
  • Page 36: Computer Setup-Advanced

    Computer Setup—Advanced NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. WARNING! Setting items on this menu to incorrect values may cause your system to malfunction. Table 2-19 Computer Setup—Advanced Option Description CPU Type (view only) CPU Speed (view only) Cache RAM...
  • Page 37: Computer Setup-Power

    Allows you to enable/disable the processor's Virtualization Technology feature. Default is disabled. Technology WOL in S5 Disables/enables limited Wake on LAN from S5. Note that the computer can only wake from S5 during a normal shutdown event. Default is disabled. HP Pro 3130 – Computer Setup (F10) Utilities...
  • Page 38: Computer Setup-Boot

    Computer Setup—Boot NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 2-21 Computer Setup—Boot Option Description Boot-time Disables/enables POST diagnostic messages display during boot. Default is disabled. Diagnostic Screen Boot Device Allows you to specify which device groups will boot first, second, third, and fourth or to disable any of Priority the four.
  • Page 39: Computer Setup-Exit

    Exit Discarding Press Enter to exit discarding changes. Changes Load Setup Defaults Press Enter to load setup defaults. Discard Changes Press Enter to discard changes. Save Changes Press Enter to save changes. HP Pro 3130 – Computer Setup (F10) Utilities...
  • Page 40: Serial Ata (Sata) Drive Guidelines And Features

    3.0 Gb/s SATA Hard Drive Cables SATA Data Cable Always use an HP approved SATA 3.0 Gb/s cable as it is fully backwards compatible with the SATA 1.5 Gb/s drives. Current HP desktop products ship with SATA 3.0 Gb/s hard drives.
  • Page 41: Smart Ata Drives

    SMART ATA Drives The Self Monitoring Analysis and Recording Technology (SMART) ATA drives for the HP Personal Computers have built-in drive failure prediction that warns the user or network administrator of an impending failure or crash of the hard drive. The SMART drive tracks fault prediction and failure indication parameters such as reallocated sector count, spin retry count, and calibration retry count.
  • Page 42: 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. CAUTION: When the computer is plugged into an AC power source, voltage is always applied to the system board.
  • Page 43: Chassis Designation

    Chassis Designation Minitower and small form factor chassis are available. Minitower Figure 4-1 Bezel without reset button (left) and with reset button (right) Figure 4-2 Bezel without reset button (left) and with reset button (right) for China only Chassis Designation...
  • Page 44: Small Form Factor

    Small Form Factor Figure 4-3 Small form factor Chapter 4 Identifying the Chassis, Routine Care, and Disassembly Preparation...
  • Page 45: Electrostatic Discharge Information

    Electrostatic Discharge Information A sudden discharge of static electricity from your finger or other conductor can destroy static-sensitive devices or microcircuitry. Often the spark is neither felt nor heard, but damage occurs. An electronic device exposed to electrostatic discharge (ESD) may not appear to be affected at all and can work perfectly throughout a normal cycle.
  • Page 46: Personal Grounding Methods And Equipment

    Place items on a grounded surface before removing them from their container. ● Always be properly grounded when touching a sensitive component or assembly. ● Avoid contact with pins, leads, or circuitry. ● Place reusable electrostatic-sensitive parts from assemblies in protective packaging or conductive ●...
  • Page 47: Recommended Materials And Equipment

    Recommended Materials and Equipment Materials and equipment that are recommended for use in preventing static electricity include: Antistatic tape ● Antistatic smocks, aprons, or sleeve protectors ● ● Conductive bins and other assembly or soldering aids Conductive foam ● Conductive tabletop workstations with ground cord of one-megohm +/- 10% resistance ●...
  • Page 48: Routine Care

    If the computer is to be operated within a separate enclosure, intake and exhaust ventilation must ● be provided on the enclosure, and the same operating guidelines listed above will still apply. Keep liquids away from the computer and keyboard. ●...
  • Page 49: Cleaning The Monitor

    When cleaning debris from under the keys, review all rules in General Cleaning Safety Precautions on page 38 before following these procedures: CAUTION: Use safety glasses equipped with side shields before attempting to clean debris from under the keys. Visible debris underneath or between the keys may be removed by vacuuming or shaking. ●...
  • Page 50: Tools And Software Requirements

    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 51: Lithium Coin Cell 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. Service Considerations...
  • Page 52: Removal And Replacement Procedures Minitower (Mt) Chassis

    Removal and Replacement Procedures Minitower (MT) Chassis Adherence to the procedures and precautions described in this chapter is essential for proper service. After completing all necessary removal and replacement procedures, run the Diagnostics utility to verify that all components operate properly. NOTE: Not all features listed in this guide are available on all computers.
  • Page 53: Access Panel

    Access Panel Prepare the computer for disassembly (Preparation for Disassembly on page 42). Loosen the screw (1) that secures the access panel to the computer chassis. Slide the access panel back (2) about 1.3 cm (1/2 inch), then lift it off the unit. NOTE: You may want to lay the computer on its side to install internal parts.
  • Page 54: Front Bezel

    Front Bezel Prepare the computer for disassembly (Preparation for Disassembly on page 42). Remove the access panel (Access Panel on page 43). Press outward on the three latches on the right side of the bezel (1), then rotate the right side of the bezel off the chassis (2) followed by the left side.
  • Page 55: Bezel Blanks

    (1), then discard the bezel blank. If the blank needs to be replaced at a later date, you can order a replacement blank from HP. To remove the 3.5-inch bezel blank, press the two retaining tabs towards the outer left edge of the bezel (2) and pull the bezel blank inwards to free it from the front bezel (3).
  • Page 56 For proper system operation, the DDR3-SDRAM DIMMs must be: industry-standard 240-pin ● unbuffered non-ECC PC3-10600 DDR3-1333 MHz-compliant ● 1.5 volt DDR3-SDRAM DIMMs ● The DDR3-SDRAM DIMMs must also: support CAS latency 9 DDR3 1333 MHz (9-9-9 timing) ● contain the mandatory JEDEC SPD information ●...
  • Page 57: Populating Dimm Sockets

    Populating DIMM Sockets There are four DIMM sockets on the system board, with two sockets per channel. DIMM Socket Locations – HP Pro 3120 When installing memory modules: If installing only one memory module, install it in DIMM1. ● If installing 2 memory modules: ●...
  • Page 58 (example: 3x2GB & 1x1GB) -install the matching pair in DIMM2, DIMM4, and DIMM1 and smaller (MB) module in DIMM3. Figure 5-4 DIMM Socket Locations – HP Pro 3120 Table 5-1 DIMM Socket Locations – HP Pro 3120...
  • Page 59 DIMM Socket Locations – HP Pro 3125 When installing memory modules: If installing only one memory module, install it in DIMM3. ● If installing 2 memory modules: ● 2 matching memory modules - install in DIMM3 and DIMM4. ◦ 2 non-matching memory modules - install in DIMM3 and DIMM4. Install the larger (GB) ◦...
  • Page 60 Table 5-2 DIMM Socket Locations – HP Pro 3125 Item Description Socket Color Insertion Order XMM1 socket, Channel B Blue XMM2 socket, Channel B Blue XMM3 socket, Channel A Black (populate first) XMM4 socket, Channel A Black NOTE: A DIMM must occupy the XMM3 socket.
  • Page 61 Figure 5-6 DIMM Socket Locations – HP Pro 3130 Table 5-3 DIMM Socket Locations – HP Pro 3130 Item Description Socket Color Insertion Order XMM1 socket, Channel B Black XMM2 socket, Channel B Blue (populate first) XMM3 socket, Channel A...
  • Page 62: Installing Memory Modules

    Installing Memory Modules CAUTION: You must disconnect the power cord and wait approximately 30 seconds for the power to drain before adding or removing memory modules. Regardless of the power-on state, voltage is always supplied to the memory modules as long as the computer is plugged into an active AC outlet. Adding or removing memory modules while voltage is present may cause irreparable damage to the memory modules or system board.
  • Page 63 Open both latches of the memory module socket (1), and insert the memory module into the socket (2). Figure 5-7 Installing a DIMM NOTE: A memory module can be installed in only one way. Match the notch on the module with the tab on the memory socket.
  • Page 64: Expansion Cards

    Expansion Cards The HP Pro 3120, HP Pro 3125, and HP Pro 3130 all have three PCI Express x1 expansion slots and one PCI Express x16 expansion slot. The expansion slots accommodate full-height or half-height expansion cards. Expansion Slot Locations Figure 5-8 Expansion Slot Locations –...
  • Page 65 Figure 5-9 Expansion Slot Locations – HP Pro 3125 Figure 5-10 Expansion Slot Locations – HP Pro 3130 Expansion Cards...
  • Page 66 Table 5-4 Expansion Slot Locations Item Description PCI Express x1 expansion slot PCI Express x1 expansion slot PCI Express x1 expansion slot PCI Express x16 expansion slot NOTE: You can install a PCI Express x1, x4, x8, or x16 expansion card in the PCI Express x16 expansion slot.
  • Page 67 NOTE: Before removing an installed expansion card, disconnect any cables that may be attached to the expansion card. If you are installing an expansion card in a vacant socket, you must use a flatblade screwdriver to pry out the metal shield on the rear panel that covers the expansion slot. Be sure to remove the appropriate shield for the expansion card you are installing.
  • Page 68 If you are removing a PCI Express x16 card, pull the retention arm on the back of the expansion socket away from the card and carefully rock the card back and forth until the connectors pull free from the socket. Be sure not to scrape the card against the other components.
  • Page 69 To install a new expansion card, hold the card just above the expansion socket on the system board then move the card toward the rear of the chassis so that the bottom of the bracket on the card slides into the small slot on the chassis. Press the card straight down into the expansion socket on the system board.
  • Page 70: Cable Management

    Reconnect the power cord and any external devices, then turn on the computer. Lock any security devices that were disengaged when the access panel was removed. Reconfigure the computer, if necessary. Refer to Computer Setup (F10) Utility on page 4 instructions on using Computer Setup.
  • Page 71: Cable Connections

    Cable Connections HP Pro 3120 System board connectors are color-coded to make it easier to find the proper connection. Connector Name Connector Color Description ATX PWR white Power supply, 24-pin ATX_CPU white Power supply, 4-pin CHASSIS_FAN1 brown Chassis fan CPU_FAN...
  • Page 72: Hp Pro 3130

    HP Pro 3130 System board connectors are color-coded to make it easier to find the proper connection. Connector Name Connector Color Description ATX1 white Power supply, 24-pin PWR1 white Power supply, 4-pin SYS_FAN1 brown Chassis fan CPU_FAN1 white Heat sink fan...
  • Page 73: Drives

    Drives The computer supports up to five drives that may be installed in various configurations. This section describes the procedure for replacing or upgrading the storage drives. A Torx T-15 screwdriver is needed to remove and install the guide screws on a drive. Drive Positions NOTE: Front bezel appearance may vary.
  • Page 74: Installing Additional Drives

    Installing Additional Drives When installing additional drives, follow these guidelines: The primary Serial ATA (SATA) hard drive must be connected to the dark blue primary SATA ● connector on the system board. Connect the first SATA optical drive to the white SATA connector on the system board. ●...
  • Page 75: System Board Drive Connections

    Refer to the following illustrations and tables to identify the system board drive connectors. System Board Drive Connections Figure 5-18 System Board Drive Connections – HP Pro 3120 Table 5-5 System Board Drive Connections – HP Pro 3120 System Board Connector...
  • Page 76 Figure 5-19 System Board Drive Connections – HP Pro 3125 Table 5-6 System Board Drive Connections – HP Pro 3125 System Board Connector System Board Label Color SATA1 SATA1 dark blue SATA2 SATA2 white SATA3 SATA3 light blue SATA4 SATA4...
  • Page 77 Figure 5-20 System Board Drive Connections – HP Pro 3130 Table 5-7 System Board Drive Connections – HP Pro 3130 System Board Connector System Board Label Color SATA1 SATA1 dark blue SATA2 SATA2 white SATA3 SATA3 light blue SATA4 SATA4...
  • Page 78: Removing An Optical Drive

    Removing an Optical Drive CAUTION: All removable media should be taken out of a drive before removing the drive from the computer. To remove an optical drive: Prepare the computer for disassembly (Preparation for Disassembly on page 42). Remove the access panel (Access Panel on page 43).
  • Page 79: Removing An Internal 3.5-Inch Hard Drive

    Recovery Disc Set to restore the operating system, software drivers, and any software applications that were preinstalled on the computer. If you do not have this CD set, select Start > HP Backup and Recovery and create it now. Prepare the computer for disassembly (Preparation for Disassembly on page 42).
  • Page 80 Push down the latch on the side of the hard drive cage (1), then slide the hard drive cage away from the bottom of the chassis (2) as shown below. Figure 5-24 Releasing the Hard Drive Cage Lift the hard drive cage out of the chassis. Figure 5-25 Removing the Hard Drive Cage Chapter 5 Removal and Replacement Procedures Minitower (MT) Chassis...
  • Page 81 Disconnect the power cable (1) and data cable (2) from the back of the hard drive. Figure 5-26 Disconnecting the Hard Drive Cables Remove the four screws that secure the hard disk drive to the hard drive cage (1), then slide the hard disk drive out of the hard drive cage (2).
  • Page 82: Front I/O And Usb Panel Housing Assembly

    Front I/O and USB Panel Housing Assembly Prepare the computer for disassembly (Preparation for Disassembly on page 42). Remove the access panel (Access Panel on page Lay the computer on its side with the front facing toward you. Remove the front bezel (Front Bezel on page 44).
  • Page 83: Power Switch/Led Assembly

    Power Switch/LED Assembly Prepare the computer for disassembly (Preparation for Disassembly on page 42). Remove the access panel (Access Panel on page 43). Lay the computer on its side with the front facing toward you. Remove the front bezel (Front Bezel on page 44).
  • Page 84: System Fan

    Remove the power switch cable from the clips located in the optical drive bay on the inside of the chassis. To install the power switch/LED assembly, reverse the removal procedures. System Fan Prepare the computer for disassembly (Preparation for Disassembly on page 42).
  • Page 85: Heat Sink Assembly

    NOTE: Arrows on the side of the fan indicate the direction the fan blows. Make sure the fan is oriented so air flows out of the chassis and the system fan cable exits from the bottom right side of the system fan.
  • Page 86: Processor

    Lift the heat sink from the processor and set it on its side to keep from contaminating the work area with thermal grease. To install a heat sink, reverse the removal procedures. CAUTION: For heat sinks secured with retaining screws, tighten the screws in diagonally opposite pairs (as in an X) to evenly seat the heat sink to the processor.
  • Page 87 If the computer has an Intel processor, go to steps 7 – 9. If the computer has an AMD processor, go to steps 10 – 11. Rotate the locking lever to its full open position (1). Raise and rotate the microprocessor retainer to its full open position (2). Carefully lift the processor from the socket (3).
  • Page 88 Carefully lift the processor from the socket (2). CAUTION: Do NOT handle the pins in the processor socket. These pins are very fragile and handling them could cause irreparable damage. Once pins are damaged it may be necessary to replace the system board. CAUTION: The heat sink must be installed within 24 hours of installing the processor to prevent damage to the processor’s solder connections.
  • Page 89: Power Supply

    After installing a new processor onto the system board, always update the system ROM to ensure that the latest version of the BIOS is being used on the computer. The latest system ROM BIOS can be found on the Web at: http:\\h18000.www1.hp.com/support/files. Power Supply The power supply is secured to the back of the chassis with four Torx screws.
  • Page 90 Table 5-10 Model 3130 power supply cable connections (continued) Hard drive 1 Optical drive 1 Hard drive 2 Optical drive 2 NOTE: If the power supply includes a voltage select switch, make sure to set the red switch to the setting (230 V or 115 V) appropriate for the country in which the computer is used.
  • Page 91 Inside of the unit, press the power supply release latch on the chassis base, and then lift up the rear of the power supply to disengage it from the chassis. NOTE: System board appearance varies by model. Slide the power supply toward the front/bottom of the computer, then lift the power supply out of the computer.
  • Page 92: System Board

    Table 5-11 Country power supply settings (continued) Japan 115W The United Kingdom 230W Latin America 115W The United States 115W System Board When replacing the system board, be sure that the following components are removed from the defective system board and installed on the replacement system board: Memory modules ●...
  • Page 93 ● After installing a new system board, always update the system ROM to ensure that the latest ● version of the BIOS is being used on the computer. The latest system ROM BIOS can be found at: http:\\h18000.www1.hp.com/support/files. System Board...
  • Page 94: 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, its authorized partners, or its agents. CAUTION: Static electricity can damage the electronic components of the computer or optional equipment.
  • Page 95: Type 1 Battery Holder

    Type 1 Battery Holder Lift the battery out of its holder. Slide the replacement battery into position, positive side up. The battery holder automatically secures the battery in the proper position. Replace the computer access panel. Plug in the computer and turn on power to the computer. Reset the date and time, your passwords, and any special system setups, using Computer Setup.
  • Page 96: Type 3 Battery Holder

    Plug in the computer and turn on power to the computer. Reset the date and time, your passwords, and any special system setups, using Computer Setup. Refer to the Computer Setup (F10) Utility Guide. Type 3 Battery Holder Pull back on the clip (1) that holds the battery in place, then remove the battery (2). Insert the new battery and position the clip back in place.
  • Page 97: Removal And Replacement Procedures Small Form Factor (Sff) Chassis

    Removal and Replacement Procedures Small Form Factor (SFF) 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. NOTE: Not all features listed in this guide are available on all computers.
  • Page 98: Access Panel

    Access Panel Prepare the computer for disassembly (Preparation for Disassembly on page 87). If the computer is on a stand, remove the computer from the stand. Loosen the thumbscrew (1), and then grasp the handle and remove the panel from the computer (2).
  • Page 99: Front Bezel

    Front Bezel NOTE: Computer appearance may vary. Prepare the computer for disassembly (Preparation for Disassembly on page 87). Remove the access panel (Access Panel on page 88). Lift up the three tabs on the side of the bezel (1), then rotate the bezel off the chassis (2). Figure 6-2 Removing the Front Bezel To install the front bezel, reverse the removal procedure.
  • Page 100: Installing Additional Memory

    4 GB, 8 GB, or 16-GB of memory configured in a high-performing dual channel mode. Model Number Maximum Memory HP Pro 2110 4 GB HP Pro 3120 8 GB...
  • Page 101: Populating Dimm Sockets

    Populating DIMM Sockets There are four DIMM sockets on the system board, with two sockets per channel. DIMM Socket Locations – HP Pro 2110 When installing memory modules: If installing only one memory module, install it in DIMM1. ● If installing 2 memory modules: ●...
  • Page 102 DIMM Socket Locations – HP Pro 3120 When installing memory modules: If installing only one memory module, install it in DIMM1. ● If installing 2 memory modules: ● 2 matching memory modules - install in DIMM1 and DIMM3. ◦ 2 non-matching memory modules - install in DIMM1 and DIMM3. Install the larger (GB) ◦...
  • Page 103 Table 6-2 DIMM Socket Locations – HP Pro 3120 Item Description Socket Color Insertion Order XMM1 socket, Channel A Black (populate first) XMM2 socket, Channel A Blue XMM3 socket, Channel B Black XMM4 socket, Channel B Blue NOTE: A DIMM must occupy the XMM1 socket.
  • Page 104 Figure 6-5 DIMM Socket Locations – HP Pro 3130 Table 6-3 DIMM Socket Locations – HP Pro 3130 Item Description Socket Color Insertion Order XMM1 socket, Channel B Black XMM2 socket, Channel B Blue (populate first) XMM3 socket, Channel A...
  • Page 105: Installing Dimms

    The system will operate in flex mode if the total memory capacity of the DIMMs in Channel A is ● not equal to the total memory capacity of the DIMMs in Channel B. In flex mode, the channel populated with the least amount of memory describes the total amount of memory assigned to dual channel and the remainder is assigned to single channel.
  • Page 106 Open both latches of the memory module socket (1), and insert the memory module into the socket (2). Figure 6-6 Installing a DIMM NOTE: A memory module can be installed in only one way. Match the notch on the module with the tab on the memory socket.
  • Page 107: Expansion Cards

    HP Pro 2110, 3120 and 3130 models all offer one accessible PCI Express x1 expansion slot and one accessible PCI Express x16 expansion slot. There are two other PCI Express x1 expansion slots that the power supply blocks access to.
  • Page 108 Figure 6-8 Expansion Slot Locations – HP Pro 3120 Figure 6-9 Expansion Slot Locations – HP Pro 3130 Chapter 6 Removal and Replacement Procedures Small Form Factor (SFF) Chassis...
  • Page 109 Table 6-4 Expansion Slot Locations Item Description Inaccessible – PCI x1 expansion slot Inaccessible – PCI x1 expansion slot PCI Express x1 expansion slot PCI Express x16 expansion slot NOTE: You can install a PCI Express x1, x4, x8, or x16 expansion card in the PCI Express x16 expansion slot.
  • Page 110 NOTE: Before removing an installed expansion card, disconnect any cables that may be attached to the expansion card. If you are installing an expansion card in a vacant socket, you must use a flatblade screwdriver to pry out the metal shield on the rear panel that covers the expansion slot. Be sure to remove the appropriate shield for the expansion card you are installing.
  • Page 111 If you are removing a PCI Express x16 card, pull the retention arm on the back of the expansion socket away from the card and carefully rock the card back and forth until the connectors pull free from the socket. Be sure not to scrape the card against the other components.
  • Page 112 To install a new expansion card, hold the card just above the expansion socket on the system board then move the card toward the rear of the chassis so that the bottom of the bracket on the card slides into the small slot on the chassis. Press the card straight down into the expansion socket on the system board.
  • Page 113: System Fan

    Reconnect the power cord and any external devices, then turn on the computer. Lock any security devices that were disengaged when the access panel was removed. Reconfigure the computer, if necessary. Refer to the Computer Setup (F10) Utility Guide for instructions on using Computer Setup.
  • Page 114: Cable Management

    Cable Management The Small Form Factor chassis is a very compact computer and proper routing of the internal cables is critical to the operation of the computer. Follow good cable management practices when working inside the computer. Keep cables away from major heat sources like the heat sink. ●...
  • Page 115: Cable Connections

    Cable Connections HP Pro 2110 System board connectors are color-coded to make it easier to find the proper connection. Connector Name Connector Color Description ATXPOWER white Power supply, 24-pin ATX_CPU white Power supply, 4-pin CHASSIS_FAN brown Chassis fan CPU_FAN white...
  • Page 116: Hp Pro 3130

    HP Pro 3130 System board connectors are color-coded to make it easier to find the proper connection. Connector Name Connector Color Description ATX1 white Power supply, 24-pin PWR1 white Power supply, 4-pin SYS_FAN1 brown Chassis fan CPU_FAN1 white Heat sink fan...
  • Page 117: Optical Drive Eject Button

    Optical Drive Eject Button The optical drive eject button is mounted to the front of the chassis under the front bezel. It has a cable that plugs into the back of the optical drive. Prepare the computer for disassembly (Preparation for Disassembly on page 42).
  • Page 118 Press the tab (1) on the left side of the button assembly, rotate the assembly from left to right (2), and then pull the assembly from the chassis while threading the wire through the hole in the chassis. Figure 6-18 Removing the optical drive eject button To install the optical drive eject button, reverse the removal procedures.
  • Page 119: Drives

    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. Drive Positions Figure 6-19 Drive Positions Table 6-5 Drive Positions 5.25-inch external drive bay for optional drives (optical drive shown) 3.5-inch internal hard drive bay...
  • Page 120: Installing And Removing Drives

    Installing and Removing Drives When installing additional drives, follow these guidelines: The primary Serial ATA (SATA) hard drive must be connected to the dark blue primary SATA ● connector on the system board. Connect a SATA optical drive to the white SATA connector on the system board.. ●...
  • Page 121: System Board Drive Connections

    System Board Drive Connections Refer to the following illustrations and tables to identify the system board drive connectors. Figure 6-20 System Board Drive Connections – HP Pro 2110 Table 6-6 System Board Drive Connections – HP Pro 2110 System Board Connector...
  • Page 122 Figure 6-21 System Board Drive Connections – HP Pro 3120 Table 6-7 System Board Drive Connections – HP Pro 3120 System Board Connector System Board Label Color SATA0 SATA0 dark blue SATA1 SATA1 white SATA2 (not used) SATA2 light blue...
  • Page 123: Removing The Optical Drive

    Figure 6-22 System Board Drive Connections – HP Pro 3130 Table 6-8 System Board Drive Connections – HP Pro 3130 System Board Connector System Board Label Color SATA1 SATA1 dark blue SATA2 SATA2 white SATA3 SATA3 light blue SATA4 SATA4...
  • Page 124: Removing The Hard Drive

    Disconnect the power cable (1), data cable (2), and eject cables (3) from the rear of the optical drive. Figure 6-23 Disconnecting the Optical Drive Cables Slide the drive out the front of the unit. Figure 6-24 Removing the Optical Drive NOTE: To replace the drive, reverse the removal procedure.
  • Page 125 The 3.5-inch hard drive is located under the optical drive. To remove the hard drive: Prepare the computer for disassembly (Preparation for Disassembly on page 87). Remove the access panel (Access Panel on page 88). Remove the front bezel (Front Bezel on page 89).
  • Page 126 Slide the cage down and pull the assembly out of the computer. Figure 6-27 Removing the drive cage The hard drive is secured to the drive cage by four screws, two on each side. Remove the screws, and then slide the hard drive out of the drive cage assembly. Figure 6-28 Hard drive screws Figure 6-29...
  • Page 127: Front I/O Assembly

    Front I/O Assembly The front I/O assembly is attached to the front of the chassis. Pull the assembly away from the chassis to remove it. Prepare the computer for disassembly (Preparation for Disassembly on page 87). Remove the access panel (Access Panel on page 88).
  • Page 128 Disconnect the hard drive activity LED connector from rest of the power switch cable bundle. Figure 6-31 Disconnecting the hard drive activity LED Remove the screw that secures the assembly to the front of the chassis (1). Slide the assembly up and pull it away from the front of the chassis while threading the wires through the hole in the chassis (2).
  • Page 129: Power Switch/Led Assembly

    Power Switch/LED Assembly Prepare the computer for disassembly (Preparation for Disassembly on page 42). Remove the access panel (Access Panel on page 43). Lay the computer on its side with the front facing toward you. Remove the front bezel (Front Bezel on page 44).
  • Page 130 Press the tab (1) on the bottom of the power switch to disengage it from the chassis, slide the switch downward to disengage the tabs from the chassis (2), and then pull the power switch away from the chassis while guiding the wires through the hole in the chassis. Figure 6-34 Removing the power switch Chapter 6 Removal and Replacement Procedures Small Form Factor (SFF) Chassis...
  • Page 131 Remove the power switch cable from the clips located in the optical drive bay on the inside of the chassis. To install the power switch/LED assembly, reverse the removal procedures. Power Switch/LED Assembly...
  • Page 132: Heat Sink

    Heat sink The heat sink is secured atop the processor with four captive Torx screws. The heat sink does not include a fan. Prepare the computer for disassembly (Preparation for Disassembly on page 87). Remove the access panel (Access Panel on page 88).
  • Page 133: Processor

    Lift the heat sink from the processor and set it on its side to keep from contaminating the work area with thermal grease. CAUTION: Heat sink retaining screws should be tightened in diagonally opposite pairs (as in an X) to evenly seat the heat sink to the processor. This is especially important as the pins on the socket are very fragile and any damage to them may require replacing the system board.
  • Page 134 Carefully lift the processor from the socket (3). CAUTION: Do NOT handle the pins in the processor socket. These pins are very fragile and handling them could cause irreparable damage. Once pins are damaged it may be necessary to replace the system board. CAUTION: The heat sink must be installed within 24 hours of installing the processor to prevent damage to the processor’s solder connections.
  • Page 135 Carefully lift the processor from the socket (2). CAUTION: Do NOT handle the pins in the processor socket. These pins are very fragile and handling them could cause irreparable damage. Once pins are damaged it may be necessary to replace the system board. CAUTION: The heat sink must be installed within 24 hours of installing the processor to prevent damage to the processor’s solder connections.
  • Page 136: Power Supply

    Power Supply WARNING! To reduce potential safety issues, only the power supply provided with the computer, a replacement power supply provided by HP, or a power supply purchased as an accessory from HP should be used with the computer. WARNING! Voltage is always present on the system board when the computer is plugged into an active AC outlet.
  • Page 137 Press down on the tab in front of the power supply on the inside of the chassis. Figure 6-36 Power supply tab Pull the power supply toward the front of the chassis, and then lift the power supply up and out of the chassis.
  • Page 138: System Board

    When installing the power supply, make sure the front I/O cables are in the clips under the power supply. Table 6-10 Country power supply settings Country Voltage setting Country Voltage setting Austria 230W Mexico 115W Australia 230W The Netherlands 230W Argentina 230W New Zealand...
  • Page 139 ● After installing a new system board, always update the system ROM to ensure that the latest ● version of the BIOS is being used on the computer. The latest system ROM BIOS can be found at: http:\\h18000.www1.hp.com/support/files. System Board...
  • Page 140: Battery

    Do not expose to temperatures higher than 140°F (60°C). Do not disassemble, crush, puncture, short external contacts, or dispose of in fire or water. Replace the battery only with the HP spare designated for this product. CAUTION: Before replacing the battery, it is important to back up the computer CMOS settings.
  • Page 141: Type 1 Battery Holder

    Type 1 Battery Holder Lift the battery out of its holder. Figure 6-39 Removing the battery from a type 1 holder Slide the replacement battery into position, positive side up. The battery holder automatically secures the battery in the proper position. Replace the computer access panel.
  • Page 142 Replace the computer access panel. Plug in the computer and turn on power to the computer. Reset the date and time, your passwords, and any special system setups, using Computer Setup. Refer to Computer Setup (F10) Utility on page Chapter 6 Removal and Replacement Procedures Small Form Factor (SFF) Chassis...
  • Page 143: Restore And Recovery

    Restore and Recovery Microsoft System Restore If you have a problem that might be due to software that was installed on your computer, use System Restore to return the computer to a previous restore point. You can also set restore points manually. NOTE: Always use this System Restore procedure before you use the System Recovery program.
  • Page 144: System Recovery Options

    Through the hard disk drive, by pressing the key on the keyboard during system startup. Through recovery discs that you create. Through recovery discs purchased from HP Support. To purchase recovery discs, visit http://www.hp.com/support. System Recovery from the Windows Start Menu CAUTION: System Recovery deletes all data and programs you created or installed.
  • Page 145: System Recovery At System Startup

    When the computer restarts, once again you see the Recovery Manager welcome screen. Under I need help immediately, click System Recovery. If you are prompted to back up your files, and you have not done so, select Back up your files first (recommended), and then click Next.
  • Page 146: Recovery Discs

    If the computer works, click the Start button, click the Arrow button next to Shut Down, and then click Shut Down. Or, if the computer is not responding, press and hold the On button for approximately 5 seconds, or until the computer turns off. Disconnect all peripheral devices from the computer except the monitor, keyboard, and mouse.
  • Page 147: Creating Recovery Discs

    Creating Recovery Discs To create recovery discs: Close all open programs. Click the Start button, click All Programs, click Recovery Manager, and then click Recovery Disc Creation. If prompted, click Yes to allow the program to continue. Follow the onscreen instructions. Label each disc as you make it (for example, Recovery 1, Recovery 2).
  • Page 148: Computer Diagnostic Features

    Third party devices may not be detected by HP Vision Diagnostics. Accessing HP Vision Diagnostics To access HP Vision Diagnostics, you must create a Recovery Disc Set then boot to the CD containing the utility. It can also be downloaded from http://www.hp.com...
  • Page 149: Survey Tab

    HP Vision Diagnostics. If running HP Vision Diagnostics, select the appropriate language and click Continue. In the End User License Agreement page, select Agree if you agree with the terms. The HP Vision Diagnostics utility launches with the Survey tab displayed.
  • Page 150: Test Tab

    Memory can not be tested from within the HP Vision Diagnostics application. To test the memory in your computer, you must exit HP Vision Diagnostics, boot to either the CD or USB flash drive and select HP Memory Test from the boot menu.
  • Page 151: History Tab

    The Warranty ID or Failure ID is a unique error code associated with the specific error on ● your computer. When contacting the HP Support Center for assistance with a hardware failure, please be prepared to provide the Warranty ID or Failure ID.
  • Page 152: Help Tab

    The Help tab contains a Vision Help section, and a Test Components section. This tab includes search and index features. You may also review the HP End User License Agreement (EULA), as well as the HP Vision Diagnostic application version information on this tab.
  • Page 153: Protecting The Software

    Click the Diagnostic link. Click the Hewlett-Packard Vision Diagnostics link. Click the Download button. NOTE: The download includes instructions on how to create the bootable CD. Protecting the Software To protect software from loss or damage, you should keep a backup copy of all system software, applications, and related files stored on the hard drive.
  • Page 154: Troubleshooting Without Diagnostics

    Before You Call for Technical Support If you are having problems with the computer, try the appropriate solutions below to try to isolate the exact problem before calling for technical support. Run the HP diagnostic tool. ● Run the hard drive self-test in Computer Setup.
  • Page 155: Helpful Hints

    Refer to the comprehensive online technical support at http://www.hp.com/support. ● To assist you in resolving problems online, HP Instant Support Professional Edition provides you with self-solve diagnostics. If you need to contact HP support, use HP Instant Support Professional Edition's online chat feature.
  • Page 156 Wake the computer by pressing any key on the keyboard or pressing the power button. If the ● system remains in suspend mode, shut down the computer by pressing and holding the power button for at least four seconds then press the power button again to restart the computer. If the system will not shut down, unplug the power cord, wait a few seconds, then plug it in again.
  • Page 157: Solving General Problems

    Solving General Problems You may be able to easily resolve the general problems described in this section. If a problem persists and you are unable to resolve it yourself or if you feel uncomfortable about performing the operation, contact an authorized dealer or reseller. WARNING! When the computer is plugged into an AC power source, voltage is always applied to the system board.
  • Page 158 Computer appears locked up and will not turn off when the power button is pressed. Cause Solution Software control of the power switch is not functional. Press and hold the power button for at least five seconds until the computer turns off. Disconnect the power cord from the electrical outlet.
  • Page 159 Unlock the Smart Cover Lock using Computer Setup. The Smart Cover FailSafe Key, a device for manually disabling the Smart Cover Lock, is available from HP. You will need the FailSafe Key in case of forgotten password, power loss, or computer malfunction. Order PN 166527-001 for the wrench-style key or PN 166527-002 for the screwdriver bit key.
  • Page 160 Poor performance is experienced. Cause Solution Some software applications, especially games, are stressful on Lower the display resolution for the current application or the graphics subsystem consult the documentation that came with the application for suggestions on how to improve performance by adjusting parameters in the application.
  • Page 161: Solving Diskette Problems

    Solving Diskette Problems Common causes and solutions for diskette problems are listed in the following table. NOTE: Some computers do not support internal diskette drives. Only USB diskette drives are supported. NOTE: You may need to reconfigure the computer when you add or remove hardware, such as an additional diskette drive.
  • Page 162 A problem has occurred with a disk transaction. Cause Solution The directory structure is bad, or there is a problem with a file. In Microsoft Windows Vista and Windows 7, right-click Start, click Explore, and right-click on a drive. Select Properties then select the Tools tab.
  • Page 163: Solving Hard Drive Problems

    Solving Hard Drive Problems Hard drive error occurs. Cause Solution Hard disk has bad sectors or has failed. In Microsoft Windows Vista and Windows 7, right-click Start, click Explore, and right-click on a drive. Select Properties then select the Tools tab. Under Error- checking click Check Now.
  • Page 164: Solving Media Card Reader Problems

    Solving Media Card Reader Problems CAUTION: Do not insert or remove memory cards when the in-use light is flashing. To do so may cause data loss, or it may permanently damage the card reader. Media card will not work in a digital camera after formatting it in Microsoft Windows Vista. Cause Solution By default, Windows Vista will format any media card with a...
  • Page 165 Do not know how to remove a media card correctly. Cause Solution The computer’s software is used to safely eject the card. On the Windows desktop, open Computer, right-click on the corresponding drive icon, and select Eject. Then pull the card out of the slot.
  • Page 166: Solving Display Problems

    Solving Display Problems If you encounter display problems, see the documentation that came with the monitor and to the common causes and solutions listed in the following table. Screen is blank, and monitor power light is not lit. Cause Solution Power cord is not properly connected.
  • Page 167 Monitor does not function properly when used with energy saver features. Cause Solution Monitor without energy saver capabilities is being used with Disable monitor energy saver feature. energy saver features enabled. Dim characters. Cause Solution The brightness and contrast controls are not set properly. Adjust the monitor brightness and contrast controls.
  • Page 168 “No Connection, Check Signal Cable” displays on screen. Cause Solution Computer is not turned on. Press the power button on the front of the monitor. Monitor video cable is disconnected. Connect the video cable between the monitor and computer. CAUTION: Ensure that the computer power is off while connecting the video cable.
  • Page 169: Solving Audio Problems

    Solving Audio Problems If the computer has audio features and you encounter audio problems, see the common causes and solutions listed in the following table. Sound does not come out of the speaker or headphones. Cause Solution Software volume control is turned down or muted. Double-click the Speaker icon on the taskbar, then make sure that Mute is not selected and use the volume slider to adjust the volume.
  • Page 170 Sound from headphones is not clear or muffled. Cause Solution Headphones are plugged into the rear audio output Plug the headphones into the headphone connector on the connector. The rear audio output connector is for powered front of the computer. audio devices and is not designed for headphone use.
  • Page 171: Solving Printer Problems

    Solving Printer Problems If you encounter printer problems, see the documentation that came with the printer and to the common causes and solutions listed in the following table. Printer will not print. Cause Solution Printer is not turned on and online. Turn the printer on and make sure it is online.
  • Page 172: Solving Keyboard And Mouse Problems

    Solving Keyboard and Mouse Problems If you encounter keyboard or mouse problems, see the documentation that came with the equipment and to the common causes and solutions listed in the following table. Keyboard commands and typing are not recognized by the computer. Cause Solution On the Windows 7 Desktop, click Start >...
  • Page 173 Mouse does not respond to movement or is too slow. Cause Solution Mouse connector is not properly plugged into the back of the Shut down the computer using the keyboard. computer. Press the Ctrl keys at the same time (or press the key) to display the Start menu.
  • Page 174 Cursor moves too fast or too slow. Cause Solution Cursor speed needs adjustment. Adjust the cursor speed: Click Start > Control Panel > Hardware and Sound > Mouse. Click the Pointer Options tab. Adjust the Motion slider toward Slow or Fast to decrease or increase the speed at which the pointer (cursor) responds to mouse movement.
  • Page 175: Solving Hardware Installation Problems

    Device drivers are not installed. Install the device driver from the CD provided with the device, or download and install the driver from the device manufacturer Web site. For HP peripheral devices, visit http://www.hp.com for the latest drivers. Device is not seated or connected properly.
  • Page 176 New or existing device does not work after installing a new device. Cause Solution There is a conflict with an existing device. To resolve a device conflict, you may need to disable one of the devices or uninstall an old device driver: Click Start, and click Control Panel.
  • Page 177: Solving Network Problems

    Solving Network Problems Some common causes and solutions for network problems are listed in the following table. These guidelines do not discuss the process of debugging the network cabling. Wake-on-LAN feature is not functioning. Cause Solution S5 Maximum Power Saving feature (some models) is enabled Disable the S5 Maximum Power Saving option in Computer in Computer Setup.
  • Page 178 Network driver does not detect network controller. Cause Solution Network controller is disabled. Run Computer Setup and enable network controller. Enable the network controller in the operating system via Device Manager. Incorrect network driver. Check the network controller documentation for the correct driver or obtain the latest driver from the manufacturer’s Web site.
  • Page 179 Diagnostics passes, but the computer does not communicate with the network. Cause Solution Network drivers are not loaded, or driver parameters do not Make sure the network drivers are loaded and that the driver match current configuration. parameters match the configuration of the network controller. Make sure the correct network client and protocol is installed.
  • Page 180: Solving Memory Problems

    DIMMs or the system board, you must unplug the computer power cord before attempting to reseat, install, or remove a DIMM module. For those systems that support ECC memory, HP does not support mixing ECC and non-ECC memory. Otherwise, the computer will not boot the operating system.
  • Page 181: Solving Cd-Rom And Dvd Problems

    Solving CD-ROM and DVD Problems If you encounter CD-ROM or DVD problems, see the common causes and solutions listed in the following table or to the documentation that came with the optional device. System will not boot from CD-ROM or DVD drive. Cause Solution The device is attached to a SATA port that has been disabled...
  • Page 182 Cannot eject compact disc (tray-load unit). Cause Solution Disc not properly seated in the drive. Turn off the computer and insert a thin metal rod into the emergency eject hole and push firmly. Slowly pull the tray out from the drive until the tray is fully extended, then remove the disc.
  • Page 183 Recording or copying CDs is difficult or impossible. Cause Solution Disc space has been exceeded. The recording software may not let you add a track if it exceeds the available space on your disc. You can make space available by removing one or more tracks from the list before recording the files to disc.
  • Page 184: Solving Usb Flash Drive Problems

    Solving USB Flash Drive Problems If you encounter USB flash drive problems, common causes and solutions are listed in the following table. USB flash drive is not seen as a drive letter in Windows. Cause Solution The drive letter after the last physical drive is not available. Change the default drive letter for the flash drive in Windows.
  • Page 185: Solving Front Panel Component Problems

    Solving Front Panel Component Problems If you encounter problems with devices connected to the front panel, refer to the common causes and solutions listed in the following table. A USB device, headphone, or microphone is not recognized by the computer. Cause Solution Device is not properly connected.
  • Page 186: Solving Internet Access Problems

    Solving Internet Access Problems If you encounter Internet access problems, consult your Internet Service Provider (ISP) or refer to the common causes and solutions listed in the following table. Unable to connect to the Internet. Cause Solution Internet Service Provider (ISP) account is not set up properly. Verify Internet settings or contact your ISP for assistance.
  • Page 187 Unable to connect to the Internet. Cause Solution IP address is not configured properly. Contact your ISP for the correct IP address. Cookies are corrupted. (A “cookie” is a small piece of Windows Vista information that a Web server can store temporarily with the Select Start >...
  • Page 188 Internet takes too long to download Web sites. Cause Solution Modem is not set up properly. Verify that the modem is connected and communicating properly. Windows Vista Select Start > Control Panel. Click on System and Maintenance. Click on System. In the Tasks list, select Device Manager.
  • Page 189: Solving Software Problems

    ● to be sure it is supported on the system. If you encounter software problems, see the applicable solutions listed in the following table. Computer will not continue and no HP logo screen has appeared. Cause Solution POST error has occurred.
  • Page 190: Contacting Customer Support

    Contacting Customer Support For help and service, contact an authorized reseller or dealer. To locate a reseller or dealer near you, visit http://www.hp.com. NOTE: If you take the computer to an authorized reseller, dealer, or service provider for service, remember to provide the supervisor and user passwords if they are set.
  • Page 191: 10 Post Error Messages

    10 POST Error Messages This appendix lists the error messages and the various audible sequences that you may encounter during Power-On Self-Test (POST) or computer restart, the probable source of the problem, and steps you can take to resolve the error condition. POST Text Messages The section includes some text messages that may be encountered during POST.
  • Page 192: Interpreting Post Diagnostic Audible Codes

    DIMM module. Reseat DIMMs. Ensure that the DIMMs are installed in the correct memory sockets. Replace DIMMs one at a time to isolate the faulty module. Replace third-party memory with HP memory. Replace the system board. Chapter 10 POST Error Messages...
  • Page 193 Flashing not ready (missing Flash the BIOS with the proper BIOS flash utility pause utility or BIOS image file, etc.) available from HP. Four short beeps followed by long Flashing operation has failed Flash the BIOS with the proper BIOS flash utility...
  • Page 194: Password Security And Resetting Cmos

    For assistance locating the password jumper and other system board components, see the Illustrated Parts & Service Map (IPSM) for that particular system. The IPSM can be downloaded from http://www.hp.com/support. On systems with 3-pin jumpers, remove the jumper from pins 1 and 2. Place the jumper on pins 2 and 3.
  • Page 195: Clearing And Resetting The Cmos

    For assistance locating the CMOS jumper and other system board components, see the Illustrated Parts & Service Map (IPSM) for that particular system. The IPSM can be downloaded from http://www.hp.com/support. CAUTION: Make sure you have disconnected the AC power cord from the wall outlet. Clearing the CMOS while power is connected can damage the system board.
  • Page 196 NOTE: You will receive POST error messages after clearing CMOS and rebooting advising you that configuration changes have occurred. Use Computer Setup to reset any special system setups along with the date and time. Chapter 11 Password Security and Resetting CMOS...
  • Page 197: Appendix A 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. Ethernet BNC Connector and Icon Signal Data Ground Connector and Icon Signal +5 VDC - Data + Data...
  • Page 198: Headphone

    Headphone Connector and Icon (1/8” miniphone) Signal 1 (Tip) Audio_left 1 2 3 2 (Ring) Power_Right 3 (Shield) Ground Line-in Audio Connector and Icon (1/8” miniphone) Signal 1 (Tip) Audio_In_Left 1 2 3 2 (Ring) Audio_In_Right 3 (Shield) Ground Line-out Audio Connector and Icon (1/8”...
  • Page 199: Monitor

    Monitor Connector and Icon Signal Signal Red Analog +5V (fused) Green Analog Ground Blue Analog Not used Not used DDC Serial Data Ground Horizontal Sync Ground Vertical Sync Ground DDC Serial Clock Ground 24-Pin Power Connector Front Signal Signal Signal Signal +3.3V +3.3V...
  • Page 200: Pci Express

    PCI Express x1, x4, x8, and x16 PCI Express Connector Pin A Signal Signal Signal Signal Signal PRSNT1 JTAG3 PERST# PERp0 PERp1 +12V JTAG4 PERn0 PERn1 +12V JTAG5 REFCLK+ +3.3V REFCLK- RSVD JTAG2 +3.3V PERp2 PERn(2) PERn4 RSVD PERp7 RSVD PERp6 PERn7 PERp3...
  • Page 201: Pci Express

    PCI Express x1, x4, x8, and x16 PCI Express Connector Pin B Signal Signal Signal Signal Signal +12V SMDAT WAKE# +12V RSVD RSVD +3.3 V PETp2 PETp1 JTAG1 PETp0 PETn2 PETn1 SMCLK 3.3vAux PETn0 PRSNT2# PETp6 PETn7 PETp3 PETp5 PRTn6 PETn3 PETp4 PETn5...
  • Page 202: Appendix B Power Cord Set Requirements

    Power Cord Set Requirements The power supplies on some computers have external power switches. The voltage select switch feature on the computer permits it to operate from any line voltage between 100-120 or 220-240 volts AC. Power supplies on those computers that do not have external power switches are equipped with internal switches that sense the incoming voltage and automatically switch to the proper voltage.
  • Page 203: Country-Specific Requirements

    Country-Specific Requirements Additional requirements specific to a country are shown in parentheses and explained below. Country Accrediting Agency Country Accrediting Agency Australia (1) EANSW Italy (1) Austria (1) Japan (3) METI Belgium (1) CEBC Norway (1) NEMKO Canada (2) Sweden (1) SEMKO Denmark (1) DEMKO...
  • Page 204: Appendix C Specifications

    7.27 in 18.46 cm Width 16.16 in 41.05 cm Depth Approximate Weight 17.5 lb 7.94 kg HP Pro 3120 17.7 lb 8.03 kg HP Pro 3125 18.4 lb 8.35 kg HP Pro 3130 Temperature Range 50° to 95°F 10° to 35°C Operating -22°...
  • Page 205: Small Form Factor Models

    12.25 in 31.12 cm Width 15.33 in 38.94 cm Depth Approximate Weight 14.75 lb 6.69 kg HP Pro 2110 14.59 lb 6.62 kg HP Pro 3120 14.60 lb 6.62 kg HP Pro 3130 Temperature Range 50° to 95°F 10° to 35°C Operating -22°...
  • Page 206: Index

    DIMM socket locations expansion slot locations HP Pro 2110 91 HP Pro 2110 97 cable connections HP Pro 3120 47, 92 HP Pro 3120 54, 98 HP Pro 2110 105 HP Pro 3125 49 HP Pro 3125 55 HP Pro 3120 105...
  • Page 207 68, 113 SFF 89 connectors 66 optical drive eject button front I/O assembly HP Pro 3130 removal and replacement, removal and replacement, DIMM socket locations 50, 93 SFF 107 SFF 117 expansion slot...
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