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HP ProDesk 680 G4 PCI MT Maintenance And Service Manual
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Maintenance and Service Guide
HP ProDesk 680 G4 PCI MT

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  • Page 1 Maintenance and Service Guide HP ProDesk 680 G4 PCI MT...
  • Page 2 Bluetooth is a trademark owned by its proprietor of the HP End User License Agreement (EULA). If and used by HP Inc. under license. Intel, Core, you do not accept these license terms, your sole...
  • Page 3 About This Book WARNING! Text set off in this manner indicates that failure to follow directions could result in bodily harm or loss of life. CAUTION: Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of information.
  • Page 4 About This Book...
  • Page 5: Table Of Contents

    Table of contents 1 Product features ....................................... 1 Standard configuration features ............................1 Front panel components ................................. 2 Rear panel components ................................3 vPro systems ................................ 3 Non-vPro systems ............................... 4 2 Illustrated parts catalog ................................... 5 Serial number location ................................5 Computer major components ..............................
  • Page 6 Access panel ................................... 30 Optical drive .................................... 31 Dust filter ....................................33 Front bezel ....................................34 Hard drives ....................................35 Drive cage ....................................38 Hood sensor switch ................................39 Fan ......................................40 WLAN module ..................................41 Solid-state drive ..................................42 Memory module ..................................
  • Page 7 Deleting a Setup or Power-on password ......................... 100 9 Using HP PC Hardware Diagnostics (UEFI) ............................101 Downloading HP PC Hardware Diagnostics (UEFI) to a USB device ................102 10 System backup and recovery ................................103 Backing up, restoring, and recovering ..........................103 Creating recovery media and backups ......................
  • Page 8 Japanese power cord requirements ..........................117 Country-specific requirements ............................118 Appendix D Specifications ..................................119 Index ........................................... 120 viii...
  • Page 9: Product Features

    Product features Standard configuration features Features may vary depending on the model. For support assistance and to learn more about the hardware and software installed on the computer model, run the HP Support Assistant utility. Standard configuration features...
  • Page 10: Front Panel Components

    Front panel components Drive configuration may vary by model. Some models have a bezel blank covering the optical drive bay. 5.25-inch drive bay (behind bezel) USB port with HP Sleep and Charge* Slim optical drive (optional) USB port Dual-state power button...
  • Page 11: Rear Panel Components

    NOTE: If using a USB keyboard, HP recommends connecting the keyboard to one of the USB ports with the Wake from S4/S5 feature. When a graphics card is installed in one of the system board slots, the video connectors on the graphics card and/or the integrated graphics on the system board may be used.
  • Page 12: Non-Vpro Systems

    NOTE: If using a USB keyboard, HP recommends connecting the keyboard to one of the USB ports with the Wake from S4/S5 feature. When a graphics card is installed in one of the system board slots, the video connectors on the graphics card and/or the integrated graphics on the system board may be used.
  • Page 13: Illustrated Parts Catalog

    Illustrated parts catalog Serial number location Each computer has a unique serial number and a product ID number that are located on the exterior of the computer. Keep these numbers available for use when contacting support for assistance. Computer major components Description Access panel Front bezel...
  • Page 14 Description Intel Core i3-8300 3.70-GHz processor (2400-MHz FSB, 8.0-MB SmartCache, quad core) Intel Core i3-8100 3.60-GHz processor (2400-MHz FSB, 6.0-MB SmartCache, quad core) Intel Pentium Gold G5600 3.90-GHz processor (2400-MHz FSB, 4.0-MB SmartCache, dual core) Intel Pentium Gold G5500 3.80-GHz processor (2400-MHz FSB, 4.0-MB SmartCache, dual core) Intel Pentium Gold G5400 3.70-GHz processor (2400-MHz FSB, 4.0-MB SmartCache, dual core) Intel Celeron G4900 3.10-GHz processor (2.0-MB SmartCache, dual core) Power supply (includes cables and plastic cable ties):...
  • Page 15 Description 4-GB Hard drive: 2-TB, 7200-rpm, 3.5-in. 2-TB, 5400-rpm, 7.0-mm 2-TB, 5400-rpm, 7.0-mm, HYBRID 8-GB 1-TB, 7200-rpm, 3.5-in. 1-TB, 7200-rpm, 9.5-mm 1-TB, 5400-rpm, 7.0-mm, HYBRID 8-GB 500-GB, 7200-rpm, 3.5-in. 500-GB, 7200-rpm, 7.0-mm 500-GB, 5400-rpm, 7.0-mm, HYBRID 8-GB 500-GB, 5400-rpm with Federal Information Processing Standard (FIPS) security and OPAL2 500-GB, 7200-rpm, SATA with self-encryption (SED) and OPAL2 500-GB, 7200-rpm, Hybrid 8-GB NAND with OPAL2 5.25-in.–to–3.5-in.
  • Page 16: Miscellaneous Parts

    HP DisplayPort–to–DVI SL adapter HP DisplayPort–to–HDMI 2.0 adapter HP DisplayPort–to–VGA adapter HP USB–to–serial port adapter HP USB Type-C–to–DisplayPort adapter HP USB Type-C–to–DisplayPort adapter HP USB Type-C–to–USB Type-A hub Cables: DisplayPort cable (1.83-m) DisplayPort–to–VGA cable DVI monitor cable Hard drive SATA power cable (2×2-pin)
  • Page 17 AMD Radeon RX550 4-GB FH 2DP 1HDMI PCIe×16 AMD Radeon RX580 4-GB FH 3DP 1HDMI PCIe×16 GFX Keyboards: HP antimicrobial slim business keyboard for use in the People’s Republic of China HP conferencing keyboard: For use in Asia/Pacific countries and regions...
  • Page 18 For use in the People’s Republic of China For use in Taiwan For use in Thailand For use in the United States HP Premium Wireless Keyboard/Mouse Kit: For use in Belgium For use in Bosnia, Herzegovina, Crotia, Slovenia, Yugoslavia For use in Bulgaria...
  • Page 19 For use in Turkey For use in the United Kingdom and Singapore For use in the United States HP PS/2 slim Windows 8 keyboard: For use in Belgium For use in Bosnia, Herzegovina, Croatia, Slovenia, and Yugoslavia For use in Brazil...
  • Page 20 For use in Thailand For use in Turkey For use in the United Kingdom and Singapore For use in the United States HP USB slim business keyboard in grey finish: For use in Belgium For use in France For use in Germany...
  • Page 21 For use in Taiwan For use in Turkey For use in the United Kingdom and Singapore For use in the United States HP USB premium keyboard: For use in Belgium For use in Bulgaria For use in Canada For use in Denmark...
  • Page 22 For use in Turkey For use in the United Kingdom and Singapore For use in the United States HP USB slim Windows 8 keyboard: For use in Belgium For use in Bosnia, Herzegovina, Croatia, Slovenia, and Yugoslavia For use in Bulgaria...
  • Page 23 For use in Turkey For use in the United Kingdom and Singapore For use in the United States HP USB slim Windows 8 keyboard with PCR: For use in Brazil For use in Latin America HP USB SmartCard slim keyboard with CCID:...
  • Page 24 For use in Thailand For use in Turkey For use in the United Kingdom and Singapore For use in the United States HP wireless collaboration keyboard: For use in Belgium For use in Bulgaria For use in Canada For use in Denmark...
  • Page 25 For use in Taiwan For use in Turkey For use in the United Kingdom and Singapore For use in the United States HP wireless premium keyboard: For use in Belgium For use in Bulgaria For use in Canada For use in Denmark...
  • Page 26 For use in Turkey For use in the United Kingdom and Singapore For use in the United States HP wireless Windows 8 keyboard/mouse combination with dongle: For use in Belgium For use in Bosnia, Herzegovina, Croatia, Slovenia, and Yugoslavia For use in Brazil...
  • Page 27 Description For use in the United Kingdom and Singapore For use in the United States Katydid black USB keyboard with U.S. layout: For use in Brazil For use in KD2 Moonraker Healthcare USB wired keyboard: For use in Canada For use in Latin America For use in the United Kingdom For use in the United States Unbranded USB keyboard:...
  • Page 28 Description For use in the United Kingdom and Singapore Unbranded USB keyboard ME: For use in Belgium For use in Bosnia, Herzegovina, Croatia, Slovenia, and Yugoslavia For use in Brazil For use in Bulgaria For use in Canada For use in the Czech Republic and Slovakia For use in Denmark For use in Denmark, Finland, and Norway For use in France...
  • Page 29 Description For use in United Kingdom and Singapore For use in the United States Unbranded USB slim business keyboard in grey finish: For use in Belgium For use in Germany Unbranded USB SmartCard slim keyboard with CCID: For use in Belgium For use in Bosnia, Herzegovina, Croatia, Slovenia, and Yugoslavia For use in Brazil For use in Bulgaria...
  • Page 30 HP USB antimicrobial mouse HP USB hardened mouse HP USB laser mouse HP USB mouse in grey finish HP USB mouse in grey finish v.2 HP USB optical mouse HP USB premium mouse Moonraker Healthcare USB wired mouse USB PS/2 washable mouse USB 3.0 SD Card reader...
  • Page 31: Routine Care, Sata Drive Guidelines, And Disassembly Preparation

    Routine care, SATA drive guidelines, 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 32: 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. ● To avoid hand contact, transport products in static-safe containers such as tubes, bags, or boxes. ●...
  • Page 33: Recommended Materials And Equipment

    Recommended materials and equipment The following grounding equipment is recommended to prevent electrostatic damage: Antistatic tape ● Antistatic smocks, aprons, or sleeve protectors ● Conductive bins and other assembly or soldering aids ● Conductive foam ● Conductive tabletop workstations with ground cords of one-megohm +/- 10% resistance ●...
  • Page 34: Routine Care

    Routine care General cleaning safety precautions Never use solvents or flammable solutions to clean the computer. Never immerse any parts in water or cleaning solutions; apply any liquids to a clean cloth and then use the cloth on the component. Always unplug the computer when cleaning with liquids or damp cloths.
  • Page 35: Cleaning The Monitor

    The screws used in the computer are not interchangeable. They may have standard or metric threads and may be of different lengths. 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 36: Hard Drives

    HP. SMART ATA drives The Self Monitoring Analysis and Recording Technology (SMART) ATA drives for HP personal computers have built-in drive failure prediction that warns the user or network administrator of an impending failure (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 37: Removal And Replacement Procedures

    Removal and replacement procedures 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. Preparation for disassembly WARNING! Voltage is always present on the system board when the computer is plugged into an active...
  • Page 38: Access Panel

    Access panel Prepare the computer for disassembly (see Preparation for disassembly on page 29). Position the computer with the rear toward you. Slide the access panel release latch (1) to the left. Use the access panel release handle (2) to pull the access panel back. Remove the access panel (3).
  • Page 39: Optical Drive

    Optical drive Prepare the computer for disassembly (see Preparation for disassembly on page 29). Remove the access panel (see Access panel on page 30). Disconnect the power cable (1) from the optical drive. Disconnect the data cable (2) from the optical drive. Press the optical drive release latch (1).
  • Page 40 Reverse this procedure to install the optical drive. Chapter 4 Removal and replacement procedures...
  • Page 41: Dust Filter

    Dust filter Prepare the computer for disassembly (see Preparation for disassembly on page 29). Remove the access panel (see Access panel on page 30). Position the computer in the horizontal mode with the front facing you. Remove the dust filter from the computer chassis. Reverse this procedure to install the dust filter.
  • Page 42: Front Bezel

    Front bezel Prepare the computer for disassembly (see Preparation for disassembly on page 29). Remove the access panel (see Access panel on page 30). Detach the three clips (1) on the top edge of the front bezel from the tabs on the computer chassis. Swing the top edge of the front cover (2) away from the computer chassis.
  • Page 43: Hard Drives

    Hard drives Follow these steps to remove a 2.5-inch hard drive: Prepare the computer for disassembly (see Preparation for disassembly on page 29). Remove the access panel (see Access panel on page 30). Disconnect the power cable (1) from the 2.5-inch hard drive. Disconnect the data cable (2) from the 2.5-inch hard drive.
  • Page 44 Slide the 2.5-inch hard drive to the left as far as it will go, and then remove the 2.5-inch hard drive (3). Follow these steps to remove a 3.5-inch hard drive: Prepare the computer for disassembly (see Preparation for disassembly on page 29).
  • Page 45 Release the retention clip (1) that secures the 3.5-inch hard drive to the drive cage. Lift the right side of the 3.5-inch hard drive (2) until it releases from the slots in the drive cage. Slide the 3.5-inch hard drive to the right as far as it will go, and then remove the 3.5-inch hard drive (3). Reverse this procedure to install the hard drives.
  • Page 46: Drive Cage

    Drive cage Follow these steps to remove the drive cage: Prepare the computer for disassembly (see Preparation for disassembly on page 29). Remove the access panel (see Access panel on page 30). Disconnect all power cables and data cables from the hard drives installed in the drive cage (see Hard drives on page 35).
  • Page 47: Hood Sensor Switch

    Hood sensor switch Follow these steps to remove the hood sensor switch: Prepare the computer for disassembly (see Preparation for disassembly on page 29). Remove the access panel (see Access panel on page 30). Disconnect the hood sensor switch cable (1) from the system board. Release the hood sensor switch (2) from the computer chassis and remove it.
  • Page 48: Fan

    Follow these steps to remove the speaker: Prepare the computer for disassembly (see Preparation for disassembly on page 29). Remove the access panel (see Access panel on page 30). Position the computer with the front panel toward you. Disconnect the fan cable (1) from the system board. Remove the three Phillips screws (2) that secure the fan to the computer chassis.
  • Page 49: Wlan Module

    WLAN module CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in the computer by the governmental agency that regulates wireless devices in your country or region. If you replace the module and then receive a warning message, remove the module to restore device functionality, and then contact technical support.
  • Page 50: Solid-State Drive

    Solid-state drive Before removing the solid-state drive, follow these steps: Prepare the computer for disassembly (see Preparation for disassembly on page 29). Remove the access panel (see Access panel on page 30). Remove the front bezel (see Front bezel on page 34).
  • Page 51: Memory Module

    Memory module The computer has four memory module sockets. 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.
  • Page 52: Speaker

    Speaker Follow these steps to remove the speaker: Prepare the computer for disassembly (see Preparation for disassembly on page 29). Remove the access panel (see Access panel on page 30). Remove the front bezel (see Front bezel on page 34). Remove the drive cage (see Drive cage on page 38).
  • Page 53: Power Supply

    Power supply Follow these steps to remove the power supply: Prepare the computer for disassembly (see Preparation for disassembly on page 29). Remove the access panel (see Access panel on page 30). Remove the front bezel (see Front bezel on page 34).
  • Page 54: Fan-Sink

    Fan-sink NOTE: The fan-sink spare park kit includes replacement thermal material. Follow these steps to remove the fan-sink: Prepare the computer for disassembly (see Preparation for disassembly on page 29). Remove the access panel (see Access panel on page 30). Remove the front bezel (see Front bezel on page 34).
  • Page 55: Processor

    Processor NOTE: The processor spare park kit includes replacement thermal material. Follow these steps to remove the fan-sink: Prepare the computer for disassembly (see Preparation for disassembly on page 29), and then remove the following components: Remove the access panel (see Access panel on page 30), and then remove the following components: Front bezel (see...
  • Page 56 Lift the processor (4) straight up, and remove it. CAUTION: When installing the processor, the gold triangle (1) on the processor must be aligned with the triangle icon (2) embossed on the system board. Failure to follow this caution can result in damage to the pins on the processor and system board processor socket.
  • Page 57: System Board

    System board NOTE: The system board spare park kit includes replacement thermal material. Follow these steps to remove the system board: Prepare the computer for disassembly (see Preparation for disassembly on page 29). Remove the access panel (see Access panel on page 30), and then remove the following components: Front bezel (see Front bezel on page...
  • Page 58 Remove the eight Torx-15 M3.0×9.0 screws that secure the system board to the computer chassis. Slide the system board (1) forward through the opening in the front of the computer chassis. Swing the rear edge of the system board (2) up and forward until the components on the rear edge are clear of the rear panel.
  • Page 59: Connector Board

    Connector board Follow these steps to remove the connector board: Prepare the computer for disassembly (see Preparation for disassembly on page 29). Remove the access panel (see Access panel on page 30). Remove the front bezel (see Front bezel on page 34).
  • Page 60: Computer Setup (F10) Utility

    Computer Setup (F10) Utility Computer Setup (F10) Utilities Use Computer Setup (F10) Utility to do the following: ● Change settings from the defaults or restore the settings to default values. View the system configuration, including settings for processor, graphics, memory, audio, storage, ●...
  • Page 61: Using Computer Setup (F10) Utilities

    Using Computer Setup (F10) Utilities Computer Setup can be accessed only by turning the computer on or restarting the system. To access the Computer Setup Utilities menu, complete the following steps: Turn on or restart the computer. Repeatedly press when the monitor light turns green to access the utility. You can also press to a menu that allows you to access different options available at startup, including the Computer Setup utility.
  • Page 62: Computer Setup-Main

    Integrated MAC Address System Diagnostics If the hard drive has the HP Advanced Diagnostics installed, the application will launch. If HP Advanced Diagnostics is not installed, then a basic version built into the BIOS will provide the capability to perform the following functions: ●...
  • Page 63 Update BIOS Using Local Media Lets you access files on either USB storage or the hard drive. The HP BIOS Update and Recovery application included in BIOS Softpaqs at www.hp.com will copy the BIOS file to the correct location on the hard drive or USB device.
  • Page 64: Computer Setup-Security

    Computer Setup—Security NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 5-2 Computer Setup—Security Option Description Set up BIOS Administrator Lets you set and enable a BIOS administrator password, which includes the following privileges: Password Manage other BIOS users ●...
  • Page 65 Table 5-2 Computer Setup—Security (continued) Option Description Data Recovery Policy ● Select ‘Automatic’ or ‘Manual’ to set data recovery policy. ‘Manual’ lets you select whether or not to execute recovery of a corrupted region if it is detected. Set Up BIOS Power-On Lets you set and enable a BIOS power-on password.
  • Page 66: Computer Setup-Advanced

    Table 5-2 Computer Setup—Security (continued) Option Description Default is ‘Unlock’. Cover Removal Sensor (Disabled/Notify user/Administrator password) Lets you disable the cover sensor or configure what action is taken if the computer cover was removed. Default is ‘Disabled’. NOTE: Notify user alerts the user with a POST error on the first boot after the sensor detects removal of the cover.
  • Page 67 Table 5-3 Computer Setup—Advanced (for advanced users) (continued) Option Heading UEFI boot sources always have precedence over legacy boot sources. Legacy Boot Order ● Specify the order in which legacy boot sources (such as a network interface card, internal hard drive, USB optical drive, or internal optical drive) are checked for a bootable operating system image.
  • Page 68 Table 5-3 Computer Setup—Advanced (for advanced users) (continued) Option Heading Controls the virtualization features of the processor. Changing this setting requires turning the computer off and then back on. Default is disabled. Virtualization Technology for Directed I/O (VTd) (Intel only) Controls virtualization DMA remapping features of the chipset.
  • Page 69 Table 5-3 Computer Setup—Advanced (for advanced users) (continued) Option Heading Clear to disable the display panel touch feature. Default is enabled. Port Options Allows you to hide the following ports from the operating system: ● Serial port A ● Serial port B SATA0 ●...
  • Page 70 Table 5-3 Computer Setup—Advanced (for advanced users) (continued) Option Heading Enables or disables SATA bus and/or device power management. Default is enabled. PCI Express Power Management (enable/disable) Enabling this option permits the PCI Express links to use Active Power State Management (ASPM) to enter lower power states while not in use.
  • Page 71: Recovering The Configuration Settings

    Recovering the Configuration Settings This method of recovery requires that you first perform the Save to Removable Media command with the Computer Setup (F10) Utility before Restore is needed. (See Computer Setup–Main on page 54 the Computer Setup—File table.) The Save to Removable Media option creates a file named HPSETUP.TXT on an inserted USB flash media device.
  • Page 72: Troubleshooting Without Diagnostics

    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. Access HP Instant Support Professional Edition at: http://www.hp.com/go/ispe.
  • Page 73: Helpful Hints

    If it becomes necessary to call for technical assistance, be prepared to do the following to ensure that your service call is handled properly: Be in front of your computer when you call. ● Write down the computer serial number, product ID number, and monitor serial number before calling. ●...
  • Page 74: Solving General Problems

    If you have installed an operating system other than the factory-installed operating system, check to be ● sure that it is supported on the system. If the system has multiple video sources (embedded, PCI, or PCI-Express adapters) installed (embedded ● video on some models only) and a single monitor, the monitor must be plugged into the monitor connector on the source selected as the primary VGA adapter.
  • Page 75 In case of forgotten password, power loss, or computer malfunction, you must manually disable the Smart Cover lock . A key to unlock the Smart Cover Lock is not available from HP. Keys are typically available from a hardware store.
  • Page 76 Poor performance. Cause Solution Hard drive fragmented. Defragment hard drive. Program previously accessed did not release reserved memory Restart the computer. back to the system. Virus resident on the hard drive. Run virus protection program. Too many applications running. Close unnecessary applications to free up memory. Add more memory.
  • Page 77: Solving Power Problems

    System does not power on and the LEDs on the front of the computer are not flashing. Cause Solution Remove the expansion cards one at a time until the 5V_aux light on the system board turns on. Replace the system board. Press and hold the power button for less than 4 seconds.
  • Page 78: Solving Hard Drive Problems

    Power LED flashes red four times, once every second, followed by a two second pause, and the computer beeps four times. (Beeps stop after fifth iteration but LEDs continue flashing.) Computer powered off automatically and the Power LED flashes red three times and then white four times.
  • Page 79 Drive not found (identified). Cause Solution Computer Setup. If it is listed, the probable cause is a driver problem. If it is not listed, the probable cause is a hardware problem. If this is a newly installed drive, run the Computer Setup utility and try adding a POST delay under Advanced >...
  • Page 80: Solving Media Card Reader Problems

    Computer seems to be locked up. Cause Solution Program in use has stopped responding to commands. Use the task manager to close programs that do not respond. Attempt the normal Windows “Shut Down” procedure. If this fails, press the power button for four or more seconds to turn off the power.
  • Page 81: Solving Display Problems

    Do not know how to remove a media card correctly. Cause Solution The computer’s software is used to safely eject the card. Type file in the taskbar search box, and then select File Explorer from the list of applications. In the left column, expand This PC, right-click on the corresponding drive icon, and then select Eject.
  • Page 82 Reseat DIMMs. Power on the system. Replace DIMMs one at a time to isolate the faulty module. Replace third-party memory with HP memory. Replace the system board. Blank screen and the power LED flashes Red six times, once every second, followed by a two second pause, and the computer beeps six times.
  • Page 83 Blank screen and the power LED flashes Red seven times, once every second, followed by a two second pause, and the computer beeps seven times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution System board failure (ROM detected failure prior to video). Replace the system board.
  • Page 84 Image is not centered. Cause Solution Position may need adjustment. Press the monitor's Menu button to access the OSD menu. Select ImageControl/ Horizontal Position or Vertical Position to adjust the horizontal or vertical position of the image. “No Connection, Check Signal Cable” displays on screen. Cause Solution Monitor video cable is disconnected.
  • Page 85: Solving Audio Problems

    (flat panel monitors using an analog VGA input connection only). Cause Solution the appropriate monitor, and download either SP32347 or SP32202: http://www.hp.com/support Graphics card is not seated properly or is bad (some models). Reseat the graphics card. Replace the graphics card. Certain typed symbols do not appear correct.
  • Page 86 Sound does not come out of the speaker or headphones. Cause Solution CAUTION: When attempting to resume from Sleep state, do not hold down the power button for more than four seconds. Otherwise, the computer will shut down and you will lose any unsaved data.
  • Page 87: Solving Printer Problems

    There is no sound or very weak sound is detected by the headset microphone. Cause Solution connector. To solve the issue, use a CTIA style headset or a commercially available adapter that will convert from OMTP to CTIA signaling. There is no sound or sound volume is too low. Cause Solution The application is set to use a different audio device than speakers.
  • Page 88: Solving Keyboard And Mouse Problems

    Printer prints garbled information. Cause Solution The correct printer driver for the application is not installed. Install the correct printer driver for the application. The cables may not be connected properly. Reconnect all cables. Printer memory may be overloaded. Reset the printer by turning it off for one minute, then turn it back Printer will not print.
  • Page 89 Mouse does not respond to movement or is too slow. Cause Solution Mouse connector is not properly plugged into the back of Shut down the computer using the keyboard. the computer. Press the Ctrl keys at the same time (or press Windows logo key) to display the Start menu.
  • Page 90: Solving Hardware Installation Problems

    Solving hardware installation problems You may need to reconfigure the computer when you add or remove hardware, such as an additional drive or expansion card. If you install a plug and play device, Windows automatically recognizes the device and configures the computer. If you install a non-plug and play device, you must reconfigure the computer after completing installation of the new hardware.
  • Page 91: Solving Network Problems

    DIMM1 or XMM1 must always be installed. DIMM1 must be installed before DIMM2, and DIMM3 must be installed before DIMM4 Replace third-party memory with HP memory. Replace the system board. 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.
  • Page 92 Table 6-2 Solving network problems (continued) Network status link light never flashes. NOTE: The network status light is supposed to flash when there is network activity. Cause Solution Enable the network controller in the operating system using Device Manager. To access Device Manager, type device manager in the taskbar search box, and then select Device Manager from the list of applications.
  • Page 93 Network controller stops working without apparent cause. Cause Solution The files containing the network drivers are corrupted. Reinstall the network drivers using the Windows recovery tools. If necessary, download the softpaq from the web (from a different computer). The cable is not securely connected. Ensure that the cable is securely attached to the network connector and that the other end of the cable is securely attached to the correct device.
  • Page 94: Solving Memory Problems

    Management Engine (ME) settings). To avoid damage to the DIMMs or the system board, you must unplug the computer power cord before attempting to reseat, install, or remove a memory 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 95: Solving Usb Flash Drive Problems

    Memory is installed incorrectly or is bad. Reseat DIMMs. Power on the system. Replace DIMMs one at a time to isolate the faulty module. Replace third-party memory with HP memory. Replace the system board. Solving USB flash drive problems If you encounter USB flash drive problems, common causes and solutions are listed in the following table.
  • Page 96: 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 97: Solving Software Problems

    ● 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 the HP logo does not display. Cause Solution ROM issue - POST error has occurred.
  • Page 98: Post Error Messages And Diagnostic Front Panel Leds And Audible Codes

    POST error messages and diagnostic front panel LEDs and audible codes This appendix lists the error codes, error messages, and the various indicator light and 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.
  • Page 99 Control panel message Description Recommended action RTC (real-time clock) battery may need to the problem persists, replace the RTC battery. be replaced. See the Removal and Replacement section for instructions on installing a new battery. 008–Microcode Patch Error Processor is not supported by the BIOS. Upgrade BIOS to proper version.
  • Page 100 System test under using F2 Diagnostics when booting the computer. Apply hard drive firmware patch if applicable. (Available at http://www.hp.com/support.) Back up contents and replace hard drive. Chapter 7 POST error messages and diagnostic front panel LEDs and audible codes...
  • Page 101 System test under using F2 Diagnostics when booting the computer. Apply hard drive firmware patch if applicable. (Available at http://www.hp.com/support.) Back up contents and replace hard drive. 309 – 30C: Hard Disk 3–6: SMART Hard Drive Hard drive is about to fail. (Some hard drives...
  • Page 102 Control panel message Description Recommended action 419-Out of Memory Space for Option ROMs Recently added PCI expansion card contains an If a PCI expansion card was recently added, ▲ option ROM too large to download during POST. remove it to see if the problem remains. 41A-Front USB1/USB2 Not Connected Front USB cable has been detached or unseated Reconnect or replace front USB cable.
  • Page 103: Interpreting System Validation Diagnostic Front Panel Leds And Audible Codes

    Control panel message Description Recommended action Replace fan. 90D-System Temperature Thermal shutdown occurred. The system BIOS Make sure system has proper airflow. has detected your machine was previously shut down to avoid overheating. Overheating may occur if the cooling vents are blocked or the operating temperature exceeds the system specifications.
  • Page 104 Patterns of blink/beep codes are determined by using the following parameters: 1 second pause occurs after the last major blink. ● 2 second pause occurs after the last minor blink. ● ● Beep error code sequences occur for the first 5 iterations of the pattern and then stop. ●...
  • Page 105: Password Security And Resetting Cmos

    If you lose or forget the password when in stringent security mode, the system can only be reset by System Management Command. This is a way for HP Service and Support to provide a secure method to access the BIOS and command a password reset for a specifically identified unit under the direction of the owner.
  • Page 106: Resetting Cmos And/Or The Password Jumper

    If you lose or forget the password when in stringent security mode, the system can only be reset by System Management Command. This is a way for HP Service and Support to provide a secure method to access the BIOS and command a password reset for a specifically identified unit under the direction of the owner.
  • Page 107 Shut down the operating system properly, then turn off the computer and any external devices, and disconnect the power cord from the power outlet. With the power cord disconnected, press the power button again to drain the system of any residual power. WARNING! To reduce the risk of personal injury from electrical shock and/or hot surfaces, be sure to disconnect the power cord from the wall outlet, and allow the internal system components to cool before...
  • Page 108: Changing A Setup Or Power-On Password

    Changing a Setup or Power-on password To change the power-on or setup password, complete the following steps: Turn on or restart the computer. To change the Setup password, go to step 2. To change the Power-on password, go to step 3. To change the Setup password, as soon as the computer turns on: - Press the Esc key while “Press the ESC key for Startup Menu”...
  • Page 109: Using Hp Pc Hardware Diagnostics (Uefi)

    Using HP PC Hardware Diagnostics (UEFI) HP PC Hardware Diagnostics is a Unified Extensible Firmware Interface (UEFI) that allows you to run diagnostic tests to determine whether the computer hardware is functioning properly. The tool runs outside the operating system so that it can isolate hardware failures from issues that are caused by the operating system or other software components.
  • Page 110: Downloading Hp Pc Hardware Diagnostics (Uefi) To A Usb Device

    NOTE: The HP PC Hardware Diagnostics (UEFI) download instructions are provided in English only, and you must use a Windows computer to download and create the HP UEFI support environment because only .exe files are offered. There are two options to download HP PC Hardward Diagnostics to USB device.
  • Page 111: 10 System Backup And Recovery

    Use HP Recovery Manager to create HP Recovery media after you successfully set up the computer. This ● step creates a backup of the HP Recovery partition on the computer. The backup can be used to reinstall the original operating system in cases where the hard drive is corrupted or has been replaced. For...
  • Page 112: Creating Hp Recovery Media (Select Products Only)

    HP Recovery media can also be used to customize the system or restore the factory image if you replace the hard drive.
  • Page 113: Using Windows Tools

    On select products, if you want to recover the computer's original factory partition and content, or if you ● have replaced the hard drive, you can use the Factory Reset option of HP Recovery media. For more information, see Recovering using HP Recovery Manager on page 106.
  • Page 114: Recovering Using Hp Recovery Manager

    Creating HP Recovery media (select products only) on page 104. If your computer does not allow the creation of HP Recovery media or if the HP Recovery media does not ● work, you can obtain recovery media for your system from support. See the Worldwide Telephone Numbers booklet included with the computer.
  • Page 115: Using Hp Recovery Media To Recover

    Using HP Recovery media to recover You can use HP Recovery media to recover the original system. This method can be used if your system does not have an HP Recovery partition or if the hard drive is not working properly.
  • Page 116: Appendix A Battery Replacement

    The lifetime of the lithium battery can be extended by plugging the computer into a live AC wall socket. The lithium battery is only used when the computer is NOT connected to AC power. HP encourages customers to recycle used electronic hardware, HP original print cartridges, and rechargeable batteries. For more information about recycling programs, go to http://www.hp.com/recycle.
  • Page 117 Slide the replacement battery into position, positive side up. The battery holder automatically secures the battery in the proper position. Type 2 To release the battery from its holder, squeeze the metal clamp that extends above one edge of the battery. When the battery pops up, lift it out (1). To insert the new battery, slide one edge of the replacement battery under the holder’s lip with the positive side up.
  • Page 118 Insert the new battery and position the clip back into place. NOTE: After the battery has been replaced, use the following steps to complete this procedure. Replace the 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 119: Appendix B Statement Of Memory Volatility

    Statement of memory volatility The purpose of this chapter is to provide general information regarding nonvolatile memory in HP Business PCs. This chapter also provides general instructions for restoring nonvolatile memory that can contain personal data after the system has been powered off and the hard drive has been removed.
  • Page 120 Select the Main menu, and then select Reset BIOS Security to factory default. Click Yes at the warning message. The computer will reboot. During the reboot, press esc. NOTE: If the system has a BIOS administrator password, enter the password at the prompt. Select the Main menu, select Apply Factory Defaults and Exit, select Yes to save changes and exit, and then select Shutdown.
  • Page 121: Nonvolatile Memory Usage

    A utility is required for Computer Setup (BIOS) or a writing data to this custom utility. memory and is available on the HP website; go to http://www.hp.com/ support, and select your country. Select Drivers & Downloads, and then Nonvolatile memory usage 113...
  • Page 122 Does this Does this memory memory store retain data What is the Nonvolatile customer when power purpose of this How is data input into this How is this memory write- memory type Amount (Size) data? is removed? memory? memory? protected? follow the on-screen instructions.
  • Page 123: Questions And Answers

    HP has provided options in Computer Setup (BIOS) to allow you to run in legacy BIOS, if required by the operating system. Examples of this requirement would be if you upgrade or downgrade the OS.
  • Page 124: Using Hp Sure Start

    BIOS to its previously safe state, without user intervention. Those select computer models ship with HP Sure Start configured and enabled. HP Sure Start is configured and already enabled so that most users can use the HP Sure Start default configuration. The default configuration can be customized by advanced users.
  • Page 125: Appendix C 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 126: 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 127: Appendix D Specifications

    Specifications Unit Value Chassis (in the desktop position) 3.7 in 95 mm Height 10.6 in 270 mm Width 11.8 in 300 mm Depth Approximate Weight 9.8 lb 4.43 kg Weight Supported (maximum distributed load in desktop position) 77 lb 35 kg Temperature Range 50°...
  • Page 128: Index

    Customer Support 64 hood sensor switch battery removal and replacement 39 disposal 28 deleting a Power-On password 100 HP PC Hardware Diagnostics (UEFI) battery replacement 108 deleting a Setup password 100 downloading 102 beep codes 95 disassembly preparation 29 HP Sure Start 116...
  • Page 129 39 USB port 2 memory module 43 USB SuperSpeed 2, 3, 4 USB port with HP Sleep and Charge optical drive 31 USB Type-C charging 2 power supply 29, 45 USB with HP Sleep and Charge 2...
  • Page 130 Windows backup and restore 103 WLAN module removal 41 spare part number 41 122 Index...

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