HP Pro Mini 400 G9 Desktop PC Maintenance and Service Guide

HP Pro Mini 400 G9 Desktop PC Manual

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  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 1
    Maintenance and Service Guide SUMMARY This guide provides information about spare parts, removal and replacement of parts, security, backing up, and more.
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 2
    for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should access the latest user guides, go to http://www.hp.com/support, and follow the instructions to find your product. Then select Manuals. Software terms By
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 3
    with a disinfectant ...15 Cleaning the computer case ...16 Cleaning the keyboard ...16 Cleaning the monitor ...17 Cleaning the mouse ...17 Service considerations...17 Tools and software requirements ...17 Screws...17 Cables and connectors...18 Hard drives...18 Lithium coin cell battery ...18 SATA
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    ...37 System board...38 System board callouts ...40 Wireless antennas and cables ...41 5 Troubleshooting without diagnostics...43 Before you call for technical support ...43 Helpful hints ...44 Solving general problems...44 Cannot access the Computer Setup (F10) Utility when booting the computer 45
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    Keyboard commands and typing are not recognized by the computer 53 Mouse does not respond to movement or is too slow 54 Solving hardware installation problems ...54 A new device is not recognized as part of the system 54 Computer will not start...55 Power light blinks red three times and then
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    PC Hardware Diagnostics Windows 92 Accessing HP PC Hardware Diagnostics Windows from HP Help and Support (select products only)...........92 Accessing HP PC Hardware Diagnostics Windows from HP Support Assistant 93 Accessing HP PC Hardware Diagnostics Windows from the Start menu (select products
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    Customizing Remote HP PC Hardware Diagnostics UEFI settings 96 11 Statement of memory volatility ...98 Current BIOS steps...98 Nonvolatile memory usage ...100 Questions and answers ...102 Using HP Sure Start (select products only) ...104 12 Power cord set requirements ...105 General requirements...
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    with an overview of your computer's features. Standard configuration features To identify a typical computer configuration, read this section. Features 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
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    external device such as a smartphone. NOTE: The combo jack supports headphones, line output devices, microphones, line input devices, or the computer displays a diagnostic code to indicate a problem. See the Maintenance and Service Guide to interpret the code. Rear panel components To identify
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    serial number and a product ID number that are located on the exterior of the computer. Keep these numbers available when contacting customer service for assistance. Using an optional security lock You can use different types of locks (purchased separately) to secure the computer. Security cable
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    Padlock You can secure the computer with a padlock. 1. Pull out on the padlock loop (1). 2. Insert a padlock into the padlock loop (2) and close the lock. 4 Chapter 1 Computer features
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    improves and changes product parts. For complete and current information about 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 To identify the computer major components, use this
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 13
    Table 2-1 Computer major components and their descriptions (continued) Item Description (4) Ambient (thermal) sensor (5) Processor (includes replacement thermal material) Intel® Core® i7-12700T (1.4 GHz, 12 core, 35 W) Intel Core i5-12600T (3.3 GHz, 6 core, 35 W) Intel Core i5-12500T (2.0
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    Table 2-1 Computer major components and their descriptions (continued) Item Description (13) Heat sink (14) System fan (15) Solid-state drive (M.2 2280, PCIe) 2 TB, PCIe-4 × 4, TLC, ZTurbo 1 TB, PCIe-4 × 4, TLC 1 TB, value 512 GB, PCIe-4 × 4, TLC 512 GB, PCIe-4 × 4, TLC, self-encrypting
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    Table 2-2 Mass storage devices and their descriptions Item Description (1) Solid-state drive (M.2 2280, PCIe) 2 TB, PCIe-4 × 4, TLC, ZTurbo 1 TB, PCIe-4 × 4, TLC 1 TB, value 512 GB, PCIe-4 × 4, TLC 512 GB, PCIe-4 × 4, TLC, self-encrypting drive (SED) 512 GB, value 256 GB, PCIe-4 × 4, TLC,
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 16
    Table 2-3 Miscellaneous parts and their descriptions (continued) Description HP Dual-Head Security Keyed Cable Lock DVD writer Port cover B300 PC mounting bracket Quick Release 2 HP UC Speakerphone Hard drive cable USB Type-C cable DisplayPort cable HP wired stereo headset Screw Kit Adapter
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    Table 2-3 Miscellaneous parts and their descriptions (continued) Description AC adapter (90 W, PFC, 7.4 mm) 10 Chapter 2 Illustrated parts catalog
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    information for the computer. Adherence to the procedures and precautions is essential for proper service. IMPORTANT: When the computer is plugged into an AC power source, AC voltage is always applied to the system board. You must disconnect the power
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    Table 3-1 Static electricity occurrence based on activity and humidity (continued) Motions of bench worker Relative humidity 400 V 800 V Removing DIPs (dual in-line packages) from plastic tube 400 V 700 V Removing DIPs from vinyl tray 2,000 V 4,000 V Removing DIPs from polystyrene foam
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    dissipative surfaces. ● Keep work area free of nonconductive materials such as ordinary plastic assembly aids and polystyrene foam. ● Use field service tools, such as cutters, screwdrivers, and vacuums, that are conductive. Recommended materials and equipment HP recommends the these materials and
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    Operating guidelines This information details how to prevent overheating and to help prolong the life of the computer. ● Keep the computer away from excessive moisture, direct sunlight, and extremes of heat and cold. ● Operate the computer on a sturdy, level surface. Leave a 10.2 cm (4 inch)
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    Removing dirt and debris from your computer Here are the recommended steps to clean dirt and debris from your computer. 1. Wear disposable gloves made of latex (or nitrile gloves, if you are latex-sensitive) when cleaning the surfaces. 2. Turn off your device and unplug the power cord and other
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    3. Moisten a microfiber cloth with a mixture of 70% isopropyl alcohol and 30% water. The cloth should be moist, but not dripping wet. CAUTION: Do not use any of the following chemicals or any solutions that contain them, including spray-based surface cleaners: bleach, peroxides (including hydrogen
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    considerations Keep these considerations in mind during the disassembly and assembly of the computer. Tools and software requirements Servicing the computer requires these tools. ● Torx T-15 screwdriver ● Flat-bladed screwdriver (can sometimes be used in place of the Torx screwdriver) ● Phillips
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    caught or snagged by parts being removed or replaced. IMPORTANT: When servicing this computer, be sure to place cables in their proper location and replacement chapter for the chassis that you are working on for instructions on the replacement procedures. WARNING! This computer contains a lithium
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    SATA hard 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
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    guide are available on all computers. NOTE: HP continually improves and changes product parts. For complete and current information about supported parts for your computer, go to https://partsurfer.hp.com/partsurfer/, select your country or region, and then follow the on-screen instructions servicing
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 28
    ▲ Loosen the thumbscrew on the rear of the computer (1), slide the panel forward, and lift it off the computer (2). To install the access panel, reverse the removal procedure. Front bezel To remove the front bezel, use these procedures. Before removing the front bezel, follow these steps: 1. Prepare
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    with up to two industry-standard SODIMMs. These memory sockets are populated with at least one preinstalled SODIMM. To achieve the maximum memory support, you can populate the system board with up to 64 GB of memory. Table 4-1 Memory module specifications Component Specification Memory modules
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    There are two SODIMM sockets on the system board, with one socket per channel. The sockets are labeled DIMM1 and DIMM3. The DIMM1 socket operates in memory channel B. The DIMM3 socket operates in memory channel A. The computer comes with double data rate 3 synchronous dynamic random access memory (
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    ● In any mode, the maximum operational speed is determined by the slowest SODIMM in the system. Before replacing the memory modules, follow these steps: 1. Prepare the computer for disassembly (see Preparation for disassembly on page 20). 2. Remove the access panel (see Access panel on page 20).
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    NOTE: A memory module can be installed in only one way. The computer automatically recognizes the additional memory when you turn on the computer. Ambient (thermal) sensor To remove the ambient sensor, use these procedures. Before removing the ambient sensor, follow these steps: 1. Prepare the
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    ▲ Pull straight up to disconnect the ambient sensor from the system board. To install the ambient sensor, reverse the removal procedure. Fan To remove the fan, use these procedures. Before removing the fan, follow these steps: 1. Prepare the computer for disassembly (see Preparation for
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 34
    3. Pull the fan away from the heat sink (3). To install the fan, reverse the removal procedure. Hard drive and drive cage To remove the hard drive and drive cage, use these procedures. For list of available hard drives, see Computer major components on page 5. NOTE: Before you remove the old hard
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    2. Lift the connector latch on the system board, and then pull the tab (1) to disconnect the hard drive cable (2). 3. Remove the two Torx T15 screws (3) that secure the hard drive cage to the computer. 4. Slide the hard drive cage back, and then lift it out of the computer (4). To install the hard
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    3. If installed, remove the hard drive and drive cage (see Hard drive and drive cage on page 27). Remove the solid-state drive module: 1. Locate the solid-state drive on the system board. 2. Remove the screw from the bracket on the solid-state drive (1). 3. Remove the bracket (2). 4. Rotate the
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    6. Pull the drive out of the system board connector (3). To install the solid-state drive module, reverse the removal procedure. WLAN module To remove the WLAN module, use these procedures. For list of available WLAN modules, see Computer major components on page 5. The WLAN module is located under
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    1. Locate the WLAN module on the system board. 2. Remove the plastic piece that covers the antenna connectors (1). 3. Disconnect the antenna cables from the module (2). NOTE: The WLAN antenna cable labeled 1/MAIN connects to the WLAN module Main terminal. The WLAN antenna cable labeled 2/AUX
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    6. If the WLAN antenna is not connected to the terminal on the WLAN module, a protective sleeve must be installed on the antenna connector, as shown in the following illustration. To install the WLAN module, reverse the removal procedure. NOTE: WLAN modules are designed with a notch to prevent
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    1. Prepare the computer for disassembly (see Preparation for disassembly on page 20). 2. Remove the access panel (see Access panel on page 20). 3. If installed, remove the hard drive and drive cage (see Hard drive and drive cage on page 27). Remove the battery: 1. Locate the battery and battery
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    2. Remove the access panel (see Access panel on page 20). 3. If installed, remove the hard drive and drive cage (see Hard drive and drive cage on page 27). Remove flex I/O connector board #1: ▲ Remove the two Phillips screws that secure the board to the computer (1), and then lift the board to
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    4. Remove the board from the computer (4). To install flex I/O connector board #2, reverse the removal procedure. Speaker To remove the speaker, use these procedures. Before removing the speaker, follow these steps: 1. Prepare the computer for disassembly (see Preparation for disassembly on page 20
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    3. Pull the speaker into the computer to remove it (3). To install the speaker, reverse the removal procedures. Processor heat sink To remove the processor heat sink, use these procedures. Models with a graphics card and heat sink do not include a separate processor heat sink. IMPORTANT: The bond
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    3. Thoroughly clean the thermal material from the surfaces of the heat sink and the system board components each time the heat sink is removed. Replacement thermal material is included with the heat sink and system board spare part kits. The following illustration shows the replacement thermal
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    , always update the system ROM to ensure that the latest version of the BIOS is being used on the computer. For more information, see: https://support.hp.com/us-en/document/c06366640. System board To remove the system board, use these procedures. NOTE: All system board spare part kits include
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 46
    Before removing the system board, follow these steps: 1. Prepare the computer for disassembly (see Preparation for disassembly on page 20). 2. Remove the access panel (see Access panel on page 20). 3. Remove the fan (see Fan on page 26). 4. Remove the memory modules (see Memory modules (SODIMMs) on
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    3. Lift the side of the system board (1), and then remove it from the computer (2). To install the system board, reverse the removal procedures. NOTE: When replacing the system board, you must change the chassis serial number in the BIOS. When replacing the system board, you must reprogram the
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    Table 4-2 System board callouts Item Component (1) Processor (2) System fan (3) Memory modules (4) Memory modules (5) Speaker (6) Ambient sensor Item Component (7) WLAN module (8) RTC battery (9) Solid-state drive (10) Hard drive (11) Flex I/O board #1 Wireless antennas
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    3. Pull the antennas and cables out of the front of the chassis (3). To replace the antennas, reverse the removal procedures. 42 Chapter 4 Removal and replacement procedures
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    guide. Before you call for technical support If you are having problems with the computer, try these solutions to isolate the exact problem before calling for technical support and product ID number. ● Spend time troubleshooting the problem with the service technician. ● Remove any hardware that was
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    call your local authorized service provider or dealer. Helpful hints If you encounter problems with the computer or software the factory-installed operating system, check to be sure that it is supported on the system. NOTICE: When the computer is plugged into an AC Troubleshooting without diagnostics
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    Computer will not respond to keyboard or mouse Use this information to troubleshoot the computer. Cause Computer is in Sleep state. System has locked date and time.) If the problem persists, replace the RTC battery. See the Removal and Replacement section for instructions on installing a new battery
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    , 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. Poor performance Use this information to troubleshoot the computer. Cause Processor is too hot
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    the computer. Computer turned off automatically and the power light blinks red four times and then white two times Use this information to troubleshoot the computer. Cause Processor thermal protection activated. A fan might be blocked or not turning, or the heat sink is not properly attached to
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    replace the power supply. 6. Replace the system board. Solving power problems These tables provide common causes and solutions for power problems. Power supply shuts down intermittently Use this information to troubleshoot the computer. Cause If the computer has a voltage selector, the voltage
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    Check. 2. Use a utility to locate and block usage of bad sectors. If necessary, reformat the hard disk. Disk drive transaction problem Use this information to troubleshoot the computer. Power light blinks red four times followed by a two-second pause and the computer beeps four times (beeps stop
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    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 Options. Nonsystem disk/NTLDR missing message Use this information to troubleshoot the computer. Cause The system is trying to start from
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    If the computer has audio features and you encounter audio problems, see the common causes and solutions listed in these tables. Sound cuts in and out Use this information to troubleshoot the computer. Cause Processor resources are being used by other open applications. Solution Shut down
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    jack to its default value. Solving printer problems If you encounter printer problems, see the documentation that came with the printer and the common causes and solutions listed in these tables. Printer will not print Use this information to troubleshoot the computer. Cause Printer is not turned
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    If you encounter keyboard or mouse problems, see the documentation that came with the equipment and the common causes and solutions listed in these tables. Keyboard commands and typing are not recognized by the computer Use this information to troubleshoot the computer. Cause Keyboard connector is
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 61
    not respond to movement or is too slow Use this information to troubleshoot the computer. Cause Mouse connector is not properly plugged into the lose any unsaved data. Follow the instructions that came with the mouse. Solving hardware installation problems You might need to reconfigure the computer
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    the computer system. Reboot the computer and follow the instructions for accepting the changes. Use Windows Device Manager to problems. 3. If you still cannot resolve the issue, contact Customer Support. Power light blinks red three times and then white two times Use this information to troubleshoot
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    Some common causes and solutions for network problems are listed in these tables. The guidelines do not discuss the process of debugging the network cabling. Network driver does not detect network controller Use this information to troubleshoot the computer. Cause Network controller is disabled
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    . The cable is attached to the incorrect connector. There is a problem with the cable or a device at the other end of the . Contact an authorized service provider. Diagnostics passes, but the computer does not communicate with the network Use this information to troubleshoot the computer. Cause
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    troubleshoot the computer. Cause Unprogrammed EEPROM. Solution Contact an authorized service provider. Solving memory problems If you encounter memory problems or remove a memory module. For those systems that support ECC memory, HP does not support mixing ECC and non-ECC memory. Otherwise, the
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    the system board. Solving USB flash drive problems If you encounter USB flash drive problems, common causes and solutions are listed in these tables. USB flash drive is not seen as a drive letter in Windows Use this information to troubleshoot the computer. Cause The drive letter after the
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    If you encounter internet access problems, consult your internet service provider (ISP), or see the common causes and solutions listed in these tables. Unable to connect to the internet Use this information to troubleshoot the computer. Cause Internet Service Provider (ISP) account is not set
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    -installed operating system, it might not be supported on the system. If you encounter software problems, see the applicable solutions listed in the following table. Computer will not start up and the HP logo does not appear Use this information to troubleshoot the computer. Cause ROM issue - POST
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    information about a USB device and restoring it on one or more computers. ● Enable or disable DriveLock security or securely erase a hard drive (when supported by drive). Using Computer Setup (F10) Utilities You can access Computer Setup only by turning the computer on or restarting the system. To
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 70
    after exiting the F10 Setup screen. Computer Setup Main This table provides information about the Computer Setup Main menu. NOTE: Support for specific Computer Setup options can vary, depending on the hardware configuration. Table 6-1 Computer Setup Main Option Description System Information
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    BIOS Version If this option is selected, the system is locked to the current BIOS version, and updates are not allowed. Native OS Firmware Update Service Allows the operating system to drive firmware updates (for example, Windows Update). 64 Chapter 6 Computer Setup (F10) Utility
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    back to any previous version of BIOS. ■ Restricted Rollback to older BIOS: If selected, Minimum BIOS Version becomes active, which lets you manually enter the minimum BIOS version that you can roll back to. Minimum BIOS Version Defaults to current version. Read-only unless restricted rollback is
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    , exits Computer Setup, and reboots. Computer Setup Security This table provides information about the Computer Setup Security menu. NOTE: Support for specific Computer Setup options can vary, depending on the hardware configuration. Table 6-2 Computer Setup Security Option Description Create
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    Block on every boot: Select to enable HP Sure Start. Default is disabled. ● BIOS Data Recovery Policy: Select Automatic or Manual to determine data recovery process. Manual recovery is intended only for situations when you want forensic analysis before HP Sure Start recovery. When this policy is
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    UEFI CA key: Disabling this setting alters the Secure Boot key list to further restrict the allowed software components. Set this option to disable to support Device Guard. Default is enabled. 68 Chapter 6 Computer Setup (F10) Utility
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    power up when changes are made to system security policy. The user must manually agree to those changes before the change is confirmed. Default is enabled. Guard Extensions (SGX) Intel SGX is a set of processor code instructions from that allows user-level code to allocate private regions of memory
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    of System Hard Drive Enabling this feature saves the GUID Partition Table (GPT) of the system hard drive. selection appears only when at least one drive that supports the DriveLock feature is attached to the system. IMPORTANT reset security settings during a service event. Default is enabled.
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    Computer Setup Advanced This table provides information about the Computer Setup Advanced menu. NOTE: Support for specific Computer Setup options can vary, depending on the hardware configuration. Table 6-3 Computer Setup Advanced (for advanced users) Option Heading Display Language Lets you
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    Table 6-3 Computer Setup Advanced (for advanced users) (continued) Option Heading Shortcut to Temporarily Override Boot Order To boot one time from a device other than the default device specified in Boot Order, restart the computer and press esc (to access the Startup menu) and then f9 (Boot
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    (AMD® products only) Enables AMD-V and AMD-Vi virtualization features on AMD-based systems Enhanced Hello Sign-in (systems with supporting hardware for biometric identification only) Allows for secure logon using the Windows Hello feature. DMA Protection Enables DMA redirection using IOMMU for
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    users) (continued) Option Heading Provides ACPI structure to enable HP common software application framework. The driver is provided in the latest HP support software that you can download from the web. NOTE: Device Manager shows an alert if this setting is enabled without the HP application
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    Table 6-3 Computer Setup Advanced (for advanced users) (continued) Option Heading Microphone Clear to disable the integrated microphone. This does not affect devices plugged into audio jacks. The disable and lock setting prevents other audio ports from being remapped to the microphone function in
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    Table 6-3 Computer Setup Advanced (for advanced users) (continued) Option Heading Lets you enable specific serial ports. Default is enabled. Serial Port Voltage (Retail Point-of-Sale models only; ports vary by model) Lets you configure powered serial port voltage selection on RPOS units that
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    Key Provisioning Support Enables AMT provisioning using a USB storage device. Default is disabled. USB Redirection Support USB redirection CIRA Timeout (min.) CIRA is Customer Initiated Remote Assistance, an Intel service to help users employing Active Management Technology (AMT). Default is 1.
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    -express interface, thus any Thunderbolt device that requires PCI-Express will not function correctly. Native PCIe Hot Plug Enables hot plug support to the system PCI-Express bus. Remote HP PC Hardware Diagnostics Settings Sets the configuration for Remote HP PC Hardware Diagnostics, including
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    -Test (POST) or computer restart, the probable source of the problem, and steps you can take to resolve the error condition. POST messages. If a POST error occurs, the screen will display the error message. To manually switch to the POST Messages Enabled mode during POST, press any key (except f10
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    008-Microcode Patch Error Processor is not supported by the BIOS. 009-PMM Allocation Error during MEBx Download Memory error during POST execution of the Management Engine (ME) BIOS Extensions option ROM. Recommended action section for instructions on installing a new battery. 1. Upgrade BIOS to
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    1. If additional memory was recently ECC memory error correction. added, remove it to see if the problem remains. 2. Check product documentation for memory support information. 2E6-Memory Not Configured Correctly for DIMM1 is not installed. Proper MEBx Execution Be sure that a memory module
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    board. User Diagnostics (f2 during boot-up) might help identify any problem with specific devices. 301-Hard Disk 1: SMART Hard Drive Detects Imminent hard drive firmware patch if applicable. (Available at http://www.hp.com/support.) 3. Back up contents and replace hard drive. 302-Hard Disk 2:
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    41B-Device in PCI Express Slot Failed To Initialize There is an incompatibility or problem with a PCIe device and the system or PCIe link could not be installed in the system that is not supported and has been disabled. Replace with a supported module. 800-Keyboard Error Keyboard failure
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    Table 7-1 POST numeric codes and text messages (continued) Control panel message Description Recommended action 801-Keyboard or System Unit Error Keyboard failure. 1. Reconnect the keyboard with computer turned off. 2. Be sure that none of the keys are pressed. 3. Replace the keyboard. 4.
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    Interpreting POST diagnostic front panel lights and audible codes This section identifies the front panel light codes as well as the audible codes that can occur before or during POST that might not have an error code or text message associated with them. CAUTION: When the computer is plugged into
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    graphics initialization. 3.4 The system board displays a power failure (crowbar).* 3.5 The processor is not detected.* 3.6 The processor does not support an enabled feature. Thermal 3.7 The access panel/top cover has been opened since last boot. 4.2 A processor over temperature condition
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    8 Password security and resetting CMOS This computer supports two security password features that you can establish through the Computer Setup Utilities menu: administrator password and power-on password. When you establish only an
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    1. Turn on or restart the computer. To delete the Setup password, go to step 2. To delete the Power-on password, go to step 3. 2. To delete the Setup password, as soon as the computer turns on: - Press esc while the "Press the ESC key for Startup Menu" message is displayed. - Press f10 to enter
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    that you have. NOTE: If you cannot create recovery media yourself, contact support to obtain recovery discs. Go to http://www.hp.com/support, select your country or region, and then follow the on-screen instructions. IMPORTANT: HP recommends that you follow the Restoring and recovery methods on
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    available in Windows. The System Restore software can automatically or manually create restore points, or snapshots, of the system files and , contact support to obtain recovery discs. Go to http://www.hp.com/support, select your country or region, and then follow the on-screen instructions. To
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 98
    drive from which you want to boot, and then follow the on-screen instructions. Using HP Sure Recover (select products only) Select computer models are configured with Recover, go to http://www.hp.com/support. Follow the on-screen instructions to find your product and locate your documentation. Changing
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    troubleshooting the Event Automation Service (EAS) page, Support. 1. Select the Start button, and then select HP Help and Support. 2. Select HP PC Hardware Diagnostics Windows. 3. When the tool opens, select the type of diagnostic test that you want to run, and then follow the on-screen instructions
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    type support, and then select HP Support Assistant. - or - Select the question mark icon (select products only) in the taskbar. 2. Select Troubleshooting and fixes test that you want to run, and then follow the on-screen instructions. NOTE: To stop a diagnostic test, select Cancel. Downloading HP PC
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    the product name or number. 1. Go to http://www.hp.com/support. 2. Select Software and Drivers, select your type of product, and select Download, and then follow the on-screen instructions to select the specific Windows diagnostics version to be problem: 94 Chapter 10 Using HP PC Hardware Diagnostics
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 102
    scan the failure ID code that appears on the next screen. The HP Customer Support - Service Center page appears with your failure ID and product number automatically filled in. Follow the on-screen instructions. - or - Contact support, and provide the failure ID code. NOTE: To start diagnostics on
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 103
    the product name or number. 1. Go to http://www.hp.com/support. 2. Enter the product name or number, select your computer, and then select your operating system. 3. In the Diagnostics section, follow the on-screen instructions to select and download the specific UEFI Diagnostics version for your
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 104
    ● Set a schedule for running diagnostics unattended. You can also start diagnostics immediately in interactive mode by selecting Execute Remote HP PC Hardware Diagnostics. ● Set the location for downloading the diagnostic tools. This feature provides access to the tools from the HP website or from a
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 105
    nonvolatile memory that can contain personal data after the system has been turned off and the hard drive has been removed, use these instructions. HP business computer products that use Intel®-based or AMD®-based system boards contain volatile DDR memory. The amount of nonvolatile memory present
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 106
    Utilities. d. Under Utilities, select Secure Erase, select the hard drive storing the data you want to clear, and then follow the on-screen instructions to continue. - or - Clear the contents of the drive using the following Disk Sanitizer commands steps: i. Turn on or restart the computer, and
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 107
    want to clear, and then follow the on-screen instructions to continue. NOTE: The amount of time it takes table to troubleshoot nonvolatile memory usage. Table 11-1 Troubleshooting steps for computer configuration data for select platforms that support HP Sure Start. For more information,
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 108
    Table 11-1 Troubleshooting steps for nonvolatile memory usage (continued) Nonvolatile memory type to http://www.hp.com/support. Select Identify your product for manuals and specific product information, and then follow the on-screen instructions.) Stores Management Engine Code,
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 109
    -screen instructions. 2. What is a UEFI BIOS, and how is it different from a legacy BIOS? The Unified Extensible Firmware Interface (UEFI) BIOS is an industry-standard software interface between the platform firmware and an operating system (OS). It replaces the older BIOS architecture but supports
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    an OS is loaded. BIOS provides a secure runtime environment that supports a Graphic User Interface (GUI). In this environment, you can . c. Follow the on-screen instructions. d. Select Main, select Save Changes and Exit, and then follow the on-screen instructions. 7. How can the Custom Secure
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 111
    window, select Secure Boot, select Clear Secure Boot Keys, and then follow the on-screen instructions to continue. Using HP Sure Start (select products only) Select computer models are configured with on HP Sure Start, go to http://www.hp.com/support. 104 Chapter 11 Statement of memory volatility
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 112
    12 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 of 100 V ac-120 V ac or 220 V ac-240 V ac. Power supplies on those computers that do not have external
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 113
    Table 12-1 Power cord country-specific requirements (continued) Country Austria (1) Accrediting Agency OVE Country Japan (3) Accrediting Agency METI Belgium (1) CEBC Norway (1) NEMKO Canada (2) CSA Sweden (1) SEMKO Denmark (1) DEMKO Switzerland (1) SEV Finland (1) SETI United
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 114
    13 Specifications This section provides specifications for your computer. Table 13-1 Specifications Metric U.S. Dimensions Height Width Depth Approximate weight 175 mm 177 mm 34 mm 1.45 kg 6.9 in 7.0 in 1.3 in 3.2 lb Temperature range Operating Nonoperating 10°C to 35°C -30°F to 60°C 50°C
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 115
    66 Computer Setup Utility 62 country power cord set requirements 105 Customer Support 43 D deleting a Power-On password 87 deleting a Setup password 19 hard drive cage removal 27 hard drive problems 49 hard drives 7 hardware installation problems 54 heat sink illustrated 7 helpful hints 44 HP
  • HP Pro Mini 400 G9 Desktop PC | Maintenance and Service Guide - Page 116
    country specific 105 power problems 48 power supply operating voltage range 107 Power-On password 87 printer problems 52 problems audio 51 Computer Setup T temperature control 11, 14 tools, servicing 11, 17 Torx T15 screwdriver 11, 17 troubleshooting without diagnostics 43 U using Computer Setup
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Maintenance and Service Guide
SUMMARY
This guide provides information about spare parts, removal and replacement of parts, security, backing up, and more.