HP ProDesk 400 G4 Small Form Factor PC (ENERGY STAR) Manual de usuario

Maintenance and Service GuideHP ProDesk 400 G4 Small Form Factor (SFF)

Front panel components(1) Slim optical drive (optional) (5) Audio-out (headphone)/Audio-in (microphone) combo jackAudio-out (headphone)/Audio-in (micr

Number of long beeps/blinks Error category4 Thermal5 System boardPatterns of blink/beep codes are determined by using the following parameters:●1 seco

8 Password security and resetting CMOSThis computer supports security password features, which can be established through the Computer Setup Utilities

Resetting CMOS and/or the password jumperThis computer supports security password features, which can be established through the Computer Setup Utilit

1. Shut down the operating system properly, then turn o the computer and any external devices, and disconnect the power cord from the power outlet.2.

3. When the key icon appears, type your current password, a slash (/) or alternate delimiter character, your new password, another slash (/) or altern

9 Using HP PC Hardware Diagnostics (UEFI)HP PC Hardware Diagnostics is a Unied Extensible Firmware Interface (UEFI) that allows you to run diagnostic

4. Select your computer, and then select your operating system.5. In the Diagnostic section, follow the on-screen instructions to select and download

10 System backup and recoveryBacking up, restoring, and recovering in Windows 10This section provides information about the following processes. The i

◦Only one set of recovery media can be created. Handle these recovery tools carefully, and keep them in a safe place.◦HP Recovery Manager examines the

▲Type help in the taskbar search box, and then select Help and Support.●If you need to correct a problem with a preinstalled application or driver, us

Rear panel components(1) Audio-in jack (5) VGA monitor connector(2) RJ-45 (network) jack (6) USB 2.0 ports (2)(3) Audio-out jack for power audio devic

●System Recovery—Reinstalls the original operating system, and then congures the settings for the programs that were installed at the factory.●Factor

IMPORTANT: After you remove the HP Recovery partition, you will not be able to perform System Recovery or create HP recovery media from the HP Recover

1. Click the Start button.2. Click All Programs.●If Security and Protection is listed, continue with the steps in Creating recovery media using HP Rec

5. Select the USB ash drive from the list of media. The program will let you know how much storage is required to create the recovery drive. If the U

●Store personal les in the Documents library, and back it up regularly.●Back up templates that are stored in their associated directories.●Save custo

●Recovery image — Run System Recovery from a recovery image stored on your hard disk drive. The recovery image is a le that contains a copy of the or

5. At the HP Recovery Manager screen, follow the on-screen instructions to continue.6. When Windows has loaded, shut down the computer, reconnect all

To order a Windows 7 operating system DVD, contact support. Go to http://www.hp.com/support, select your country or region, and follow the on-screen i

A Battery replacementThe battery that comes with the computer provides power to the real-time clock. When replacing the battery, use a battery equival

b. Slide the replacement battery into position, positive side up. The battery holder automatically secures the battery in the proper position.Type 2a.

2 Illustrated parts catalogSerial number locationEach computer has a unique serial number and a product ID number that are located on the exterior of

b. 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 pr

B Statement of memory volatilityThe purpose of this chapter is to provide general information regarding nonvolatile memory in HP Business PCs. This ch

i. Reboot the system. If the system has a Trusted Platform Module (TPM) and/or ngerprint reader, one or two prompts will appear—one to clear the TPM

Nonvolatile memoryNonvolatile memory typeAmount (size) Does this memory store customer data?Does this memory retain data when power is removed?What is

Nonvolatile memory typeAmount (size) Does this memory store customer data?Does this memory retain data when power is removed?What is the purpose of th

Nonvolatile memory typeAmount (size) Does this memory store customer data?Does this memory retain data when power is removed?What is the purpose of th

Questions and answers1. How can the BIOS settings be restored (returned to factory settings)?IMPORTANT: Restore defaults does not securely erase any d

These steps will not reset Custom Secure Boot Keys. See question and answer 7 for information about resetting the keys.a. Turn on or restart the compu

C Power cord set requirementsThe power supplies on some computers have external power switches. The voltage select switch feature on the computer perm

Country-specic requirementsAdditional requirements specic to a country are shown in parentheses and explained below.Country Accrediting Agency Count

DescriptionIntel Core i3-7320 4.10-GHz processor (4.0-MB L3 cache, dual core, 65-W)Intel Core i3-7300 4.00-GHz processor (4.0-MB L3 cache, dual core,

D SpecicationsUnit ValueChassis (in the desktop position) HeightWidthDepth3.7 in10.6 in11.8 in95 mm270 mm300 mmApproximate Weight 9.8 lb 4.43 kgWe

IndexAaccess panellocked 59removal and replacement 24audible codes 91audio problems 70audio-in jack 2, 3audio-out jack 2audio-out jack jack 3Bbackup a

Kkeyboardcleaning 19keyboard problems 73Llightshard drive activity 2Mmedia card readerproblems 65memorynonvolatile 113problems 81volatile 113memory ca

Ttemperature control 17tools, servicing 20Torx T15 screwdriver 20UUSB 2.0 port 2, 3USB 2.0 port with HP Sleep and Charge 2USB 3.x port 3Vventilation,

DescriptionMemory modules (4, DDR4-2400, DIMM):16-GB8-GB4-GB2-GBFanHeat sink (includes replacement thermal material)Hard drive:2-TB, 7200-rpm, 3.5-in,

Miscellaneous partsDescriptionPower cord with C13 receptacle, 1.83-meter (6.00-feet)For use in ArgentinaFor use in Australia and New ZealandFor use in

DescriptionSATA cable (straight–to–straight connector, 8-in)SATA cable (straight–to–straight connector, RF solution, 14-in)SATA cable (straight–to–str

DescriptionFor use in JapanFor use in Latin AmericaFor use in North AfricaFor use in NorwayFor use in the People’s Republic of ChinaFor use in Portuga

DescriptionFor use in Latin AmericaFor use in North AfricaFor use in NorwayFor use in the People’s Republic of ChinaFor use in PortugalFor use in Roma

DescriptionFor use in North AfricaFor use in NorwayFor use in the People’s Republic of ChinaFor use in PortugalFor use in RomaniaFor use in RussiaFor

© Copyright 2017 HP Development Company, L.P.Product noticeAMD is a trademark of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its pr

DescriptionFor use in Latin AmericaFor use in North AfricaFor use in NorwayFor use in the People’s Republic of ChinaFor use in PortugalFor use in Roma

DescriptionUSB PS/2 washable mouseUSB 2.0 SD3 Card readerMiscellaneous parts 13

3 Routine care, SATA drive guidelines, and disassembly preparationThis chapter provides general service information for the computer. Adherence to the

Preventing electrostatic damage to equipmentMany electronic components are sensitive to ESD. Circuitry design and structure determine the degree of se

Grounding the work areaTo prevent static damage at the work area, observe the following precautions:●Cover the work surface with approved static-dissi

Operating guidelinesTo prevent overheating and to help prolong the life of the computer:●Keep the computer away from excessive moisture, direct sunlig

Routine careGeneral cleaning safety precautions1. Never use solvents or ammable solutions to clean the computer.2. Never immerse any parts in water o

Cleaning the keyboardFollow all safety precautions in General cleaning safety precautions on page 18 before cleaning the keyboard.To clean the tops of

Service considerationsListed below are some of the considerations that you should keep in mind during the disassembly and assembly of the computer.Too

Hard DrivesHandle hard drives as delicate, precision components, avoiding all physical shock and vibration. This applies to failed drives as well as r

About This BookWARNING! Text set o in this manner indicates that failure to follow directions could result in bodily harm or loss of life.CAUTION: Te

SATA hard drivesSerial ATA Hard Drive CharacteristicsNumber of pins/conductors in data cable 7/7Number of pins in power cable 15Maximum data cable len

4 Removal and replacement proceduresAdherence to the procedures and precautions described in this chapter is essential for proper service. After compl

Access panel1. Prepare the computer for disassembly (see Preparation for disassembly on page 23).2. Position the computer with the rear toward you.3.

Front bezel1. Prepare the computer for disassembly (see Preparation for disassembly on page 23).2. Remove the access panel (see Access panel on page 2

Dust cover1. Prepare the computer for disassembly (see Preparation for disassembly on page 23).2. Remove the access panel (see Access panel on page 24

Slim optical driveFollow these steps to remove a slim optical drive:1. Prepare the computer for disassembly (see Preparation for disassembly on page 2

Drive cage1. Prepare the computer for disassembly (see Preparation for disassembly on page 23).2. Remove the access panel (see Access panel on page 24

8. Remove the drive cage (3) by sliding it up and to the right at an angle.Reverse this procedure to install the drive cage.Hard driveFollow these ste

5. Remove the hard drive (2) from the drive cage.NOTE: The following illustration shows the removal of a 3.5-inch hard drive.NOTE: The following illus

SpeakerFollow these steps to remove the speaker:1. Prepare the computer for disassembly (see Preparation for disassembly on page 23).2. Remove the acc

iv About This Book

WLAN moduleThe computer has one WLAN module socket.CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module

Reverse this procedure to install a WLAN module. Recongure the computer, if necessary.WLAN module 33

Memory moduleThe computer has two memory module sockets.CAUTION: You must disconnect the power cord and wait approximately 30 seconds for the power to

Expansion cardThe computer has one PCI Express x1 expansion socket and one PCI Express x16 expansion socket.NOTE: The PCI Express socket supports only

b. If you are installing an expansion card in a vacant PCI Express x16 socket, remove the appropriate expansion slot cover on the back of the chassis.

Power supplyFollow these steps to remove the power supply:1. Prepare the computer for disassembly (see Preparation for disassembly on page 23).2. Remo

Fan cowlingFollow these steps to remove the fan cowling:1. Prepare the computer for disassembly (see Preparation for disassembly on page 23).2. Remove

Fan-sinkNOTE: The fan-sink spare park kit includes replacement thermal material.Follow these steps to remove the fan-sink:1. Prepare the computer for

Reverse this procedure to install the fan-sink.40 Chapter 4 Removal and replacement procedures

ProcessorNOTE: The processor spare park kit includes replacement thermal material.Follow these steps to remove the processor:1. Prepare the computer f

Table of contents1 Product features ...

System boardNOTE: The system board spare park kit includes replacement thermal material.Follow these steps to remove the system board:1. Prepare the c

6. Remove the eight Torx-15 M3.3×8.9 screws that secure the system board to the computer chassis.7. Remove the computer chassis insert (1) from the fr

5 Computer Setup (F10) UtilityComputer Setup (F10) UtilitiesUse Computer Setup (F10) Utility to do the following:●Change settings from the defaults or

4. 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 E

Computer Setup–MainNOTE: Support for specic Computer Setup options may vary depending on the hardware conguration.Table 5-1 Computer Setup—MainOpti

Table 5-1 Computer Setup—Main (continued)Option Description●Lock BIOS VersionIf this option is checked, the system is locked to the current BIOS vers

Computer Setup—SecurityNOTE: Support for specic Computer Setup options may vary depending on the hardware conguration.Table 5-2 Computer Setup—Secu

Table 5-2 Computer Setup—Security (continued)Option Description●Data Recovery PolicySelect ‘Automatic’ or ‘Manual’ to set data recovery policy. ‘Manu

Table 5-2 Computer Setup—Security (continued)Option DescriptionDefault is ‘Unlock’.Cover Removal Sensor (Disabled/Notify user/Administrator password)

Table 5-3 Computer Setup—Advanced (for advanced users) (continued)Option HeadingDefault is enabled. Specify the order in which UEFI boot sources (suc

Front bezel ...

Table 5-3 Computer Setup—Advanced (for advanced users) (continued)Option HeadingControls the virtualization features of the processor. Changing this

Table 5-3 Computer Setup—Advanced (for advanced users) (continued)Option HeadingSelect to show the device in the operating system. Default is enabled

Table 5-3 Computer Setup—Advanced (for advanced users) (continued)Option HeadingEnabling this feature reduces the power of the system as much as poss

Table 5-3 Computer Setup—Advanced (for advanced users) (continued)Option Heading●BIOS Watchdog Timer (min.) – (5/10/15/20/25). Default is 5 min.CIRA

6 Troubleshooting without diagnosticsThis chapter provides information on how to identify and correct minor problems, such as USB devices, hard drive,

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

●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

Computer date and time display is incorrect.Cause SolutionRTC (real-time clock) battery may need to be replaced.NOTE: Connecting the computer to a liv

Poor performance.Cause SolutionLow on memory. Add more memory.Hard drive fragmented. Defragment hard drive.Program previously accessed did not release

System does not power on and the LEDs on the front of the computer are not ashing.Cause SolutionSystem unable to power on. Press and hold the power b

Solving software problems ...

Solving power problemsCommon causes and solutions for power problems are listed in the following table.Power supply shuts down intermittently.Cause So

Solving hard drive problemsHard drive error occurs.Cause SolutionHard disk has bad sectors or has failed. 1. In Windows 7, click Start, click Computer

Nonsystem disk/NTLDR missing message.Cause SolutionThe system is trying to start from the hard drive but the hard drive may have been damaged.▲Perform

Solving media card reader problemsMedia card will not work in a digital camera after formatting it in Windows.Cause SolutionBy default, Windows will f

Do not know how to remove a media card correctly.Cause SolutionNOTE: Never remove the card when the green LED is ashingAfter installing the media car

Blank screen (no video).Cause SolutionMonitor cable is plugged into the wrong connector. Systems may have a monitor connection on both the motherboard

Blank screen and the power LED ashes Red seven times, once every second, followed by a two second pause, and the computer beeps seven times. (Beeps s

Image is not centered.Cause SolutionPosition may need adjustment. Press the monitor's Menu button to access the OSD menu. Select ImageControl/ Ho

Fuzzy focus; streaking, ghosting, or shadowing eects; horizontal scrolling lines; faint vertical bars; or unable to center the picture on the screen

Sound does not come out of the speaker or headphones.Cause SolutionThe speakers should be plugged into the line-out jack and the headphones should be

Appendix B Statement of memory volatility ... 113Non

Line-in jack is not functioning properly.Cause SolutionJack has been recongured in the audio driver or application software.In the audio driver or ap

Printer will not print.Cause SolutionTo run MS-DOS commands, press the Windows key + r, type cmd in the Open box, and then click OK.If you are on a ne

Keyboard commands and typing are not recognized by the computer.Cause SolutionKeyboard connector is not properly connected. Shut down the computer, re

Mouse will only move vertically, horizontally, or movement is jerky.Cause SolutionMouse roller ball or the rotating encoder shafts that make contact w

Solving hardware installation problemsYou may need to recongure the computer when you add or remove hardware, such as an additional drive or expansio

Computer will not start.Cause Solution2. Observe the beeps and LED lights on the front of the computer. Beeps and ashing LEDs are codes for specic p

Network status link light never ashes.NOTE: The network status light is supposed to ash when there is network activity.Cause SolutionNo active netwo

Table 6-2 Solving network problems (continued)Diagnostics passes, but the computer does not communicate with the network.Cause SolutionTo access Cont

System setup utility reports unprogrammed EEPROM.Cause SolutionUnprogrammed EEPROM. Contact an authorized service provider.80 Chapter 6 Troubleshoot

Solving memory problemsIf you encounter memory problems, some common causes and solutions are listed in the following table.CAUTION: Power may still b

1 Product featuresStandard conguration featuresFeatures may vary depending on the model. For support assistance and to learn more about the hardware

Power LED ashes Red ve times, once every second, followed by a two second pause, and the computer beeps ve times. (Beeps stop after fth iteration

Solving front panel component problemsIf you encounter problems with devices connected to the front panel, refer to the common causes and solutions li

Unable to connect to the Internet.Cause SolutionThis is useful for having the browser remember some specic information that the Web server can later

Solving software problemsMost software problems occur as a result of the following:●The application was not installed or congured correctly.●There is

7 POST error messages and diagnostic front panel LEDs and audible codesThis appendix lists the error codes, error messages, and the various indicator

Control panel message Description Recommended actionRTC (real-time clock) battery may need to be replaced.the problem persists, replace the RTC batter

Control panel message Description Recommended action00E-Inventory Error during MEBx Execution BIOS information passed to the MEBx resulted in a failur

Control panel message Description Recommended action3. Back up contents and replace hard drive.302-Hard Disk 2: SMART Hard Drive Detects Imminent Fail

Control panel message Description Recommended action3. Recongure card resources and/or run Computer Setup or Windows utilities.419-Out of Memory Spac

Control panel message Description Recommended action90B-Fan Failure The system has detected that a cooling fan is not operating correctly.1. Reseat fa