HP EliteDesk 405 G4 Desktop Mini Maintenance And Service Manual
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HP EliteDesk 405 G4 Desktop Mini Maintenance And Service Manual

HP EliteDesk 405 G4 Desktop Mini Maintenance And Service Manual

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Maintenance and Service Guide
HP EliteDesk 405 G4 Desktop Mini

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Summary of Contents for HP EliteDesk 405 G4 Desktop Mini

  • Page 1 Maintenance and Service Guide HP EliteDesk 405 G4 Desktop Mini...
  • Page 2 HP Inc. bound by the terms of the HP End User License Not all features are available in all editions of under license. DisplayPort is a trademark Agreement (EULA).
  • Page 3 Safety warning notice WARNING! To reduce the possibility of heat-related injuries or of overheating the device, do not place the device directly on your lap or obstruct the device air vents. Use the device only on a hard, flat surface. Do not allow another hard surface, such as an adjoining optional printer, or a soft surface, such as pillows or rugs or clothing, to block airflow.
  • Page 4 Safety warning notice...

  • Page 5: Table Of Contents

    Table of contents 1 Product features ............................1 Standard configuration features ........................... 1 Front panel components ............................2 Rear panel components ............................3 Serial number location ............................3 2 Illustrated parts catalog ..........................4 Computer major components ..........................4 Miscellaneous parts ............................... 6 3 Routine care, SATA drive guidelines, and disassembly preparation ..............
  • Page 6 4 Removal and replacement procedures ......................15 Warnings and cautions ............................15 Preparation for disassembly ..........................16 Front bezel dust filter ............................16 Access panel ................................. 17 Front bezel ................................18 Ambient thermal sensor ............................19 Speaker ................................20 Hard drive ................................21 Hard drive connector ............................
  • Page 7 Using HP PC Hardware Diagnostics UEFI ......................95 Starting HP PC Hardware Diagnostics UEFI ..................96 Downloading HP PC Hardware Diagnostics UEFI to a USB flash drive ..........96 Downloading the latest HP PC Hardware Diagnostics UEFI version ......96 Downloading HP PC Hardware Diagnostics UEFI by product name or number (select products only) .....................
  • Page 8 Japanese power cord requirements ........................99 Country-specific requirements .......................... 100 11 Statement of memory volatility ........................ 101 Nonvolatile memory usage ..........................103 Questions and answers ............................. 105 Using HP Sure Start (select models only) ......................106 12 Specifications ............................107 Index ................................108 viii...

  • Page 9: 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 your computer model, run the HP Support Assistant utility. NOTE: This computer model can be used in a tower orientation or a desktop orientation. The stand is sold separately.

  • Page 10: Front Panel Components

    NOTE: The USB SuperSpeed port with HP Sleep and Charge provides current to charge a device such as a smart phone. The charging current is available whenever the power cord is connected to the system, even when the system is off.

  • Page 11: Rear Panel Components

    Rear panel components Table 1-2 Identifying the rear panel components Rear panel components Antenna cover USB SuperSpeed ports (2) External antenna locations Configurable option card slot (DisplayPort™ 1.2, HDMI, VGA, USB Type-C, or serial port) Access panel thumbscrew USB 3.1 Gen 1 (5 Gbps) Type A ports (2) (allow for wake from S4 with keyboard/mouse when connected and enabled in BIOS) Security cable slot...

  • Page 12: Illustrated Parts Catalog

    Illustrated parts catalog NOTE: HP continually improves and changes product parts. For complete and current information on supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions. Computer major components Table 2-1...
  • Page 13 Table 2-1 Identifying computer major components (continued) Item Description DisplayPort option board VGA option board Serial port option board USB Type-C option board Solid-state drives (NVMe, M.2 2280, PCIe): 512 GB, self-encrypting drive, TLC 512 GB, TLC 512 GB 256 GB, TLC 256 GB, self-encrypting drive, TLC 256 GB 128 GB, TLC...

  • Page 14: Miscellaneous Parts

    Table 2-1 Identifying computer major components (continued) Item Description (16) System board (includes replacement thermal material) (17) Antenna cables, wireless (18) Stand Miscellaneous parts Table 2-2 Identifying miscellaneous parts Description AC adapter (Smart, 65 W, nPFC, 7.4 mm) Power cord EPS bracket PC mounting bracket, B300 Antenna cover...
  • Page 15 Table 2-2 Identifying miscellaneous parts (continued) Description USB, essential Conferencing USB slim USB slim, smart card Antimicrobial finish USB collaboration Wireless collaboration Mouse: USB, optical USB, laser USB/PS2 washable USB antimicrobial finish USB hardened Miscellaneous parts...

  • Page 16: 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. NOTICE: When the computer is plugged into an AC power source, voltage is always applied to the system board.

  • Page 17: Preventing Electrostatic Damage To Equipment

    Table 3-1 Static electricity occurrence based on activity and humidity (continued) Relative humidity Removing DIPs from vinyl tray 2,000 V 4,000 V 11,500 V Removing DIPs from Styrofoam 3,500 V 5,000 V 14,500 V Removing bubble pack from PCB (printed circuit board) 7,000 V 20,000 V 26,500 V...

  • Page 18: Grounding The Work Area

    Keep work area free of nonconductive materials such as ordinary plastic assembly aids and Styrofoam. ● Use field service tools, such as cutters, screwdrivers, and vacuums, that are conductive. Recommended materials and equipment HP recommends the following materials and equipment to prevent static electricity: Antistatic tape ● Antistatic smocks, aprons, or sleeve protectors ●...

  • Page 19: Routine Care

    Never restrict the airflow into the computer by blocking any vents or air intakes. Do not place the ● keyboard, with the keyboard feet down, directly against the front of the desktop unit as this also restricts airflow. Occasionally clean the air vents on all vented sides of the computer. Lint, dust, and other foreign matter ●...

  • Page 20: Cleaning The Monitor

    To clean the tops of the keys or the keyboard body, follow the procedures described in Cleaning the computer case on page When cleaning debris from under the keys, review all rules in General cleaning safety precautions on page 11 before following these procedures: CAUTION: Use safety glasses equipped with side shields before attempting to clean debris from under the...

  • Page 21: Screws

    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 and then returned to their proper locations.

  • Page 22: Sata Hard Drives

    SATA hard drive cables SATA data cable Always use an HP approved SATA 6.0 Gbps cable as it is fully backwards compatible with the SATA 1.5 Gbps drives. Current HP desktop products ship with SATA 6.0 Gbps hard drives.

  • Page 23: Removal And Replacement Procedures

    Not all features listed in this guide are available on all computers. NOTE: HP continually improves and changes product parts. For complete and current information on supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions. Warnings and cautions Before performing upgrades be sure to carefully read all of the applicable instructions, cautions, and warnings in this guide.

  • Page 24: Preparation For Disassembly

    Preparation for disassembly Routine care, SATA drive guidelines, and disassembly preparation on page 8 for initial safety procedures. Remove/disengage any security devices that prohibit opening the computer. Remove all removable media, such as a USB flash drive, from the computer. Turn off the computer properly through the operating system, then turn off any external devices.

  • Page 25: Access Panel

    Access panel To access internal components, you must remove the access panel: Prepare the computer for disassembly (Preparation for disassembly on page 16). Remove the thumbscrew on the rear of the computer (1). Then slide the panel forward (2), and then lift it off the computer (3).

  • Page 26: Front Bezel

    Front bezel NOTE: It is not necessary to remove the front bezel to access other components. The front bezel is secured to the top cover by tabs. Prepare the computer for disassembly (Preparation for disassembly on page 16). Remove the access panel (Access panel on page 17).

  • Page 27: Ambient Thermal Sensor

    Ambient thermal sensor The ambient thermal sensor is located near the front of the computer. Prepare the computer for disassembly (Preparation for disassembly on page 16). Remove the access panel (Access panel on page 17). Lift the rubber cover from the sensor (1). Disconnect the cable from the system board, and then lift the sensor out of the computer (2).

  • Page 28: Speaker

    Speaker A single speaker is located on the left side of the computer behind the front bezel, inside the chassis. It is secured by a white peg that you pull out to release. To remove the speaker: Prepare the computer for disassembly (Preparation for disassembly on page 16).

  • Page 29: Hard Drive

    Hard drive Models with a hard drive and drive cage do not include a separate graphics processor card. For a list of available hard drives, see Computer major components on page NOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive so that you can transfer the data to the new hard drive.

  • Page 30: Hard Drive Connector

    Hard drive connector The hard drive connector is installed in the hard drive cage and connects to the system board. Prepare the computer for disassembly (Preparation for disassembly on page 16). Remove the access panel (Access panel on page 17). Remove the hard drive (Hard drive on page 21).

  • Page 31: Drive Cage

    Drive cage Prepare the computer for disassembly (Preparation for disassembly on page 16). Remove the access panel (Access panel on page 17). Remove the hard drive (Hard drive on page 21). Lift the connector latch on the system board (1), and then disconnect the hard drive cable using the pull tab on the cable (2).

  • Page 32: Pcie Solid State Drive (Ssd)

    M.2 PCIe solid state drive (SSD) For a list of available solid-state drives, see Computer major components on page Prepare the computer for disassembly (Preparation for disassembly on page 16). Remove the access panel (Access panel on page 17). In models with a hard drive, remove the hard drive (Hard drive on page 21) and drive cage Drive cage...
  • Page 33 To replace the solid-state drive module, reverse the removal procedures. M.2 PCIe solid state drive (SSD)

  • Page 34: Wlan Module

    WLAN module For a list of available WLAN modules, see Computer major components on page Prepare the computer for disassembly (Preparation for disassembly on page 16). Remove the access panel (Access panel on page 17). In models with a hard drive, remove the hard drive (Hard drive on page 21) and drive cage Drive cage...
  • Page 35 Remove the screw (2) that secures the WLAN module to the system board, and then grasp the WLAN module by the sides and pull it out of the socket (3). NOTE: You may need to use a small tool, such as a pair of tweezers or needle-nose pliers, to disconnect and connect the antenna cables.

  • Page 36: Battery

    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 37 Lift the battery out of the holder. Slide the replacement battery into position, positive side up. The battery holder automatically secures the battery in the proper position. Reassemble the computer. Reset the date and time, your passwords, and any special system setups using Computer Setup. Battery...

  • Page 38: Expansion Connector Board

    Expansion connector board For a list of available expansion connector boards, see Computer major components on page An expansion board can be installed near the back of the system board that provides an additional connector on the rear I/O panel. The board is secured with two screws and connects to the a connector on the system board.

  • Page 39: Memory Modules

    Memory modules constructed with ×8 and ×16 DDR devices are supported; memory modules constructed with ×4 SDRAM are not supported. HP offers upgrade memory for this computer and advises that the consumer purchase it to avoid compatibility issues with unsupported third-party memory.
  • Page 40 Table 4-2 Identifying memory module slot system board locations Item Description System board label Slot color Memory module slot, Channel A DIMM3 Black Memory module slot, Channel B DIMM1 Black The system will automatically operate in single channel mode, dual channel mode, or flex mode, depending on how the memory modules are installed.
  • Page 41 IMPORTANT: 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 42 Locate the memory module locations (1) and (2) on the system board. To remove a memory module, press outward on the two latches on each side of the memory module (1), and then pull the memory module (2) out of the slot. The computer automatically recognizes the new memory when you turn on the computer.

  • Page 43: Fan

    Prepare the computer for disassembly (Preparation for disassembly on page 16). Remove the access panel (Access panel on page 17). Disconnect the fan cable from the system board (1). Remove the fan cable from the clips on the side of the heat sink (2). Lift fan up to about 30-45 degrees (3), and then pull it away from the heat sink (4).

  • Page 44: Heat Sink

    Heat sink IMPORTANT: The bond between the heat sink and the processor may be very tight. If the computer will turn on, before removing the heat sink, turn on the computer until it warms the heat sink. Warming the fan sink lessens the bond between the heat sink and the processor, thereby making separating them easier.
  • Page 45 Heat sink...

  • Page 46: Processor

    After installing a new processor onto the system board, update the system ROM to ensure that the latest version of the BIOS is being used on the computer. The latest system BIOS can be found on the Web at: http://h18000.www1.hp.com/support/files. Chapter 4 Removal and replacement procedures...

  • Page 47: System Board

    System board NOTE: All system board spare part kits include replacement thermal material. NOTE: System board appearance may vary. Prepare the computer for disassembly (Preparation for disassembly on page 16). Remove the access panel (Access panel on page 17). In models with a hard drive, remove the hard drive (Hard drive on page 21) and drive cage Drive cage...
  • Page 48 On models without a hard drive, disconnect the speaker cable from the system board (1), and then remove the five Torx T15 screws (2) that secure the system board to the computer. Lift the front of the system board (1), and then pull it out of the computer (2). To install the system board, reverse the removal procedures.
  • Page 49 NOTE: When replacing the system board, you must change the chassis serial number in the BIOS. Updating SMBIOS Information When replacing the system board, you must reprogram the SMBIOS information on the affected computer. Failure to reprogram the board will result in eventual failure, such as an activation failure (need to reactivate the system) or a system recovery failure.

  • Page 50: System Board Components

    Table 4-3 Identifying system ID setup page fields (continued) Setup Field Name Comment Label Feature Byte Enter the Feature Byte string. The feature Flexbuild byte string is case sensitive. The label includes spaces after every four characters. You can enter or ignore these spaces –...

  • Page 51: Internal Wlan Antenna Cables

    Internal WLAN antenna cables The antennas route from the WLAN module to the cable connectors on the front and the rear of the computer. To install the antennas: Prepare the computer for disassembly (Preparation for disassembly on page 16). Remove the access panel (Access panel on page 17).
  • Page 52 Rotate and remove the antenna (3), and then pull the cable out of the front of the chassis (4). Reverse the removal procedure to install the WLAN antennas and cables. Chapter 4 Removal and replacement procedures...

  • Page 53: Changing From Desktop To Tower Configuration

    Changing from desktop to tower configuration The computer can be used in a tower orientation with an optional tower stand that can be purchased from HP. Prepare the computer for disassembly (Preparation for disassembly on page 16). Orient the computer so that its right side is facing up and place the computer in the optional stand.

  • Page 54: 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 the Business Support Center (BSC) at http://www.hp.com/go/bizsupport...

  • Page 55: 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 56: 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 57 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 58 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 59: Solving Power Problems

    System does not power on and the LEDs on the front of the computer are not flashing. Cause Solution If equipped with a voltage selector, check that the voltage selector (located on the rear of the power supply) is set to the appropriate voltage.

  • Page 60: Solving Hard Drive Problems

    Computer powered off automatically and the Power LED flashes Red two times, once every second, followed by a two second pause, and the computer beeps two times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution If fan a plugged in and not spinning, replace it. Solving hard drive problems Hard drive error occurs.
  • Page 61 Nonsystem disk/NTLDR missing message. Cause Solution The system is trying to start from the hard drive but the hard Perform Drive Protection System (DPS) testing in system ▲ drive may have been damaged. ROM. System files missing or not properly installed. Insert bootable media and restart the computer.

  • Page 62: Solving Media Card Reader Problems

    Solving media card reader problems Media card will not work in a digital camera after formatting it in Windows. Cause Solution By default, Windows will format any media card with a capacity Either format the media card in the digital camera or select FAT greater than 32MB with the FAT32 format.

  • Page 63: Solving Display Problems

    After installing the media card reader and booting to Windows, the reader and the inserted cards are not recognized by the computer. Cause Solution The operating system needs time to recognize the device if the Wait a few seconds so that the operating system can recognize reader was just installed into the computer and you are turning the reader and the available ports, and then recognize the media the PC on for the first time.
  • Page 64 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 65 Dim characters. Cause Solution The brightness and contrast controls are not set properly. Adjust the monitor brightness and contrast controls. Cables are not properly connected. Check that the graphics cable is securely connected to the graphics card (if applicable) or video connector and the monitor. Blurry video or requested resolution cannot be set.
  • Page 66 To download a SoftPaq that will assist you with the synchronization, go to the following Web site, select the appropriate monitor, and download either SP32347 or SP32202: http://www.hp.com/support Graphics card is not seated properly or is bad (some models). Reseat the graphics card. Replace the graphics card.

  • Page 67: 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 cuts in and out. Cause Solution Processor resources are being used by other open applications. Shut down all open processor-intensive applications.

  • Page 68: Solving Printer Problems

    Sound from headphones is not clear or muffled. Cause Solution Headphones are plugged into the rear audio output connector. Plug the headphones into the headphone connector on the front The rear audio output connector is for powered audio devices and of the computer.

  • Page 69: Solving Keyboard And Mouse Problems

    Printer will not print. Cause Solution where [printer port] is the address of the printer being used. If the printer works, reload the printer driver. To run MS-DOS commands, press the Windows key + r, type cmd in the Open box, and then click OK. If you are on a network, you may not have made the connection Make the proper network connections to the printer.
  • Page 70 Keyboard commands and typing are not recognized by the computer. Cause Solution Keyboard connector is not properly connected. Shut down the computer, reconnect the keyboard to the back of the computer, and then restart the computer. Program in use has stopped responding to commands. Shut down your computer using the mouse and then restart the computer.

  • Page 71: 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 72: 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 73 Network status link light never flashes. NOTE: The network status light is supposed to flash when there is network activity. Cause Solution To access Device Manager in Windows 10, type device manager in the taskbar search box, and then select Device Manager from the list of applications.

  • Page 74: 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 75 LEDs continue flashing.) Cause Solution 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 memory problems...

  • Page 76: 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 77: Solving Software Problems

    If you have installed an operating system other than the factory-installed operating system, check 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 the HP logo does not display. Cause Solution ROM issue - POST error has occurred.
  • Page 78 “Illegal Operation has Occurred” error message is displayed. Cause Solution Software being used is not Microsoft-certified for your version of Verify that the software is certified by Microsoft for your version Windows. of Windows (see program packaging for this information). Configuration files are corrupt.

  • Page 79: 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 80 Use the arrow (left and right) keys to select the appropriate heading. Use the arrow (up and down) keys to select the option you want, then press Enter. To return to the Computer Setup Utilities menu, press Esc. To apply and save changes, select Main > Save Changes and Exit. ●...

  • Page 81: 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...
  • Page 82 Show test logs Language selection ● Update System BIOS Lets you update the system BIOS from www.hp.com or another network server, from a removable USB drive, or from a file located on the hard drive. Displays current BIOS version information. ●...

  • Page 83: Computer Setup-Security

    Table 6-1 Computer Setup—Main (continued) Option Description Apply Custom Defaults Applies the custom default settings to the computer after rebooting. Does not apply to options in the and Exit Security menu. Apply Factory Defaults Restores the factory system configuration settings to the computer after rebooting. Does not apply to and Exit options in the Security menu.
  • Page 84 Only select Manual in situations in which forensic analysis is to be performed before HP Sure Start Recovery. When this policy is set to manual, HP Sure Start will not correct any issues that are found until the manual recovery key sequence is entered by the local user. This can result in a system that is unable to boot after inputting the manual recovery key sequence.
  • Page 85 Table 6-2 Computer Setup—Security (continued) Option Description Unprovision SPM ● Physical Presence Interface. Notifies the user upon system power up when changes are made to system security policy. The user must agree to the changes to confirm them. Default is enabled. Smart Cover Cover Lock.

  • Page 86: Computer Setup-Advanced

    USB optical drive, or internal optical drive) are checked for a bootable operating system image. UEFI boot sources always have precedence over legacy boot sources. HP Sure Recover Provides the ability to automatically recover the operating system from a local recovery partition or from the network.
  • Page 87 Table 6-3 Computer Setup—Advanced (for advanced users) (continued) Option Heading Recovery from Network Allows network recovery as the primary source. Recover after Boot Allows the system to initiate recovery after failing to find a valid boot source. Failure Secure Boot Configure Legacy Support and Secure Boot Configuration Lets you turn off all legacy support on the computer, including booting to DOS, running legacy graphics...
  • Page 88 Table 6-3 Computer Setup—Advanced (for advanced users) (continued) Option Heading PCI Express Slot x (enable/disable) Lets you disable individual expansion slots. Default is enabled. M.2 SSD Lets you disable the M.2 solid-state drive slot. Default is enabled. Allow PCIe/PCI SERR# Interrupt (enable/disable) Allows PCI devices to report PCI/PCIe System Error signals, such as address parity errors, data parity errors, and critical errors other than parity.
  • Page 89 Table 6-3 Computer Setup—Advanced (for advanced users) (continued) Option Heading Select to enable control of WLAN function based on wired network connection status. Wake on WLAN Select to enable the WLAN device to wake the system from suspend states. Port Options Lets you disable the following ports (default is enabled): Serial Port A (rear port optional component) SATA 0...

  • Page 90: Computer Setup-Uefi Drivers

    NOTE: HP recommends that you save any modified computer configuration settings to a USB flash media device and save the device for possible future use. To restore the configuration, insert the USB flash media device with the saved configuration and perform the Restore from Removable Media command with the Computer Setup (F10) Utility.

  • Page 91: 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 92 Control panel message Description Recommended action RTC (real-time clock) battery may need to problem persists, replace the RTC battery. See be replaced. 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 93 Run the Drive Protection erroneous error message.) System test under using F2 Diagnostics when booting the computer. Apply hard drive firmware patch if applicable. (Available at http://www.hp.com/support.) POST numeric codes and text messages...
  • Page 94 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 95 Control panel message Description Recommended action Reconfigure card resources and/or run Computer Setup or Windows utilities. 419-Out of Memory Space for Option ROMs Recently added PCI expansion card contains an If a PCI expansion card was recently ▲ option ROM too large to download during POST. added, remove it to see if the problem remains.

  • Page 96: Interpreting System Validation Diagnostic Front Panel Leds And Audible Codes

    Control panel message Description Recommended action 90B-Fan Failure The system has detected that a cooling fan is Reseat fan. not operating correctly. Reseat fan cable. 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.
  • Page 97 Table 7-1 Interpreting system validation diagnostic front panel LEDs and audible codes (continued) Number of long beeps/blinks Error category Hardware Thermal System board Patterns of blink/beep codes are determined by using the following parameters: 1 second pause occurs after the last major blink. ●...
  • Page 98 Table 7-2 Interpreting patterns of blink/beep codes (continued) Category Major/minor code Description The embedded controller rebooted the system after a possible lockup condition had been detected through the use of a System Health Timer, Automated System Recovery Timer, or other mechanism. * Indicates hardware triggered event;...

  • Page 99: 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. This scenario may not be covered under warranty.
  • Page 100 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.

  • Page 101: Clearing And Resetting The Bios

    Clearing and resetting the BIOS The CMOS button resets BIOS settings to default, but does not clear the passwords or affect any of the other Security settings. On Intel systems with advanced manageability features, the CMOS button will also partially unprovision AMT.

  • Page 102: Using Hp Pc Hardware Diagnostics

    The tool runs within the Windows operating system in order to diagnose hardware failures. If HP PC Hardware Diagnostics Windows is not installed on your computer, first you must download and install it. To download HP PC Hardware Diagnostics Windows, see...

  • Page 103: Downloading The Latest Hp Pc Hardware Diagnostics Windows Version

    If your PC will not boot into Windows, you can use HP PC Hardware Diagnostics UEFI to diagnose hardware issues.

  • Page 104: Starting Hp Pc Hardware Diagnostics Uefi

    Downloading HP PC Hardware Diagnostics UEFI to a USB flash drive Downloading HP PC Hardware Diagnostics UEFI to a USB flash drive can be useful in the following situations: ● HP PC Hardware Diagnostics UEFI is not included in the preinstall image.

  • Page 105: Using Remote Hp Pc Hardware Diagnostics Uefi Settings (Select Products Only)

    Find out more. Downloading Remote HP PC Hardware Diagnostics UEFI NOTE: HP Remote PC Hardware Diagnostics UEFI is also available as a Softpaq that can be downloaded to a server. Downloading the latest Remote HP PC Hardware Diagnostics UEFI version To download the latest Remote HP PC Hardware Diagnostics UEFI version, follow these steps: Go to http://www.hp.com/go/techcenter/pcdiags.
  • Page 106 Display status information about the diagnostics run previously. ● To customize Remote HP PC Hardware Diagnostics UEFI settings, follow these steps: Turn on or restart the computer, and when the HP logo appears, press to enter Computer Setup. Select Advanced, and then select Settings.

  • Page 107: 10 Power Cord Set Requirements

    10 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 108: Country-Specific Requirements

    Country-specific requirements Additional requirements specific to a country are shown in parentheses and explained below. Table 10-1 Power cord country-specific requirements Country Accrediting Agency Country Accrediting Agency Australia (1) EANSW Italy (1) Austria (1) Japan (3) METI Belgium (1) CEBC Norway (1) NEMKO Canada (2)

  • Page 109: 11 Statement Of Memory Volatility

    Intel-based and AMD-based system boards contain nonvolatile memory subcomponents as originally shipped from HP, assuming that no subsequent modifications have been made to the system and assuming that no applications, features, or functionality have been added to or installed on the system.
  • Page 110 If a DriveLock password is set, select the Security menu, and scroll down to Hard Drive Utilities under the Utilities menu. Select Hard Drive Utilities, select DriveLock, then uncheck the checkbox for DriveLock password on restart. Select OK to proceed. Select the Main menu, and then select Reset BIOS Security to factory default.

  • Page 111: Nonvolatile Memory Usage

    HP Sure Start only) backup of The content is managed Embedded Controller. critical System solely by the HP Sure Start BIOS code, EC Embedded Controller. firmware, and critical computer configuration data for select...
  • Page 112 A utility must be used 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. Select Find your product, and then follow the on-screen instructions.

  • Page 113: 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 114: Using Hp Sure Start (Select Models Only)

    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 115: 12 Specifications

    12 Specifications Table 12-1 Specifications U.S. Metric Dimensions Height 6.9 in 175 mm Width 7.0 in 177 mm Depth 1.3 in 34 mm Approximate Weight 3.9 lb 1.77 kg Temperature Range Operating 41° to 113°F 5° to 45°C Nonoperating -40° to 151°F -40°...

  • Page 116: Index

    49 36, 38 electrostatic discharge (ESD) 8 removal 17 helpful hints 47 preventing damage 9 administrator password 91 HP PC Hardware Diagnostics UEFI error ambient thermal sensor downloading 96 codes 83, 88 removal and replacement 19 starting 96 messages 83...
  • Page 117 Remote HP PC Hardware Diagnostics speaker cleaning 12 UEFI settings illustrated 4 problems 61 customizing 97 removal and replacement 20 using 97 specifications removal and replacement computer 107 network problems 64 ambient thermal sensor 19 specifications, memory modules 31...

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