HP EliteDesk 705 G2 Desktop Mini PC (ENERGY STAR) Bedienungsanleitung Seite 1

Maintenance and Service GuideHP EliteDesk 800 G2 Desktop MiniHP EliteDesk 705 G2 Desktop MiniHP ProDesk 600 G2 Desktop MiniHP ProDesk 400 G2 Desktop M

Front panel components (EliteDesk 705 and ProDesk 400)NOTE: Your computer model may look slightly dierent from the illustration in this section.Item

Power LED ashes Red three times and then white two times.Cause SolutionMemory is installed incorrectly or is bad. CAUTION: To avoid damage to the DIM

Table 6-2 Solving Network Problems (continued)Network status link light never ashes.NOTE: The network status light is supposed to ash when there is

Table 6-2 Solving Network Problems (continued)Diagnostics passes, but the computer does not communicate with the network.Cause SolutionMake sure the

System setup utility reports unprogrammed EEPROM.Cause SolutionUnprogrammed EEPROM. Contact an authorized service provider.Solving memory problemsIf y

Insucient memory error during operation.Cause SolutionToo many Terminate and Stay Resident programs (TSRs) are installed.Delete any TSRs that you do

Drive not found (identied).Cause SolutionIf this is a newly installed drive, run the Computer Setup utility and try adding a POST delay under Advance

CD-ROM, CD-RW, DVD-ROM, or DVD-R/RW drive cannot read a disc or takes too long to start.Cause SolutionTo access Device Manager in Windows 7, click Sta

Solving USB ash drive problemsIf you encounter USB ash drive problems, common causes and solutions are listed in the following table.USB ash drive

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 Solution3. In the Browsing history section on the General tab, click the Delete button.4. Select the Cookies c

Rear panel components (EliteDesk 800, EliteDesk 705, ProDesk 600, and HP MP9)NOTE: Your computer model may look slightly dierent from the illustratio

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.problem persists, replace the RTC battery. S

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 action302-Hard Disk 2: SMART Hard Drive Detects Imminent FailureHard drive is about to fail. (Some hard

Control panel message Description Recommended action419-Out of Memory Space for Option ROMs Recently added PCI expansion card contains an option ROM t

Control panel message Description Recommended action3. Replace fan.90D-System Temperature Thermal shutdown occurred. The system BIOS has detected your

Patterns of blink/beep codes are determined by using the following parameters:●1 second pause occurs after the last major blink.●2 second pause occurs

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

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.

Rear panel components (ProDesk 400)NOTE: Your computer model may look slightly dierent from the illustration in this section.Item Component Item Comp

Clearing and resetting the BIOSThe CMOS button resets BIOS settings to default, but does not clear the passwords or aect any of the other Security se

NOTE: You will receive POST error messages after clearing CMOS and rebooting advising you that conguration changes have occurred. Use Computer Setup

9 Using HP PC Hardware Diagnostics (UEFI)HP PC Hardware DiagnosticsHP PC Hardware Diagnostics is a Unied Extensible Firmware Interface (UEFI) that al

Click Find Now to let HP automatically detect your product.4. Select your computer, and then select your operating system.5. In the Diagnostic section

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

Using Windows toolsYou can create recovery media, system restore points, and backups of personal information using Windows tools.NOTE: If storage is 3

IMPORTANT: Recovery through HP Recovery Manager should be used as a nal attempt to correct computer issues.●HP Recovery media must be used if the com

Changing the computer boot orderIf your computer does not restart in HP Recovery Manager, you can change the computer boot order, which is the order o

NOTE: Any information on the USB ash drive will be erased before the recovery media is created.●To create the Windows 8.1 recovery media, from the St

Serial number locationEach computer has a unique serial number and a product ID number that are located on the exterior of the computer. Keep these nu

NOTE: If you did not create a recovery USB ash drive or the one you created does not work, see Recovery using Windows operating system media (purchas

NOTE: This section describes an overview of backing up, restoring, and recovering options. For more details about the Windows Backup and Restore tools

you are using a USB ash drive, the program will tell you the size of the drive required to store all the data (minimum of 8 GB).NOTE: The process of

Creating recovery discsNOTE: The Windows 7 operating system DVD can be created only once. The option to create that media will not be available after

System RestoreIf you have a problem that might be due to software that you installed on your computer, or if you want to restore the system to a previ

●If Security and Protection is listed, continue with step 5.●If Productivity and Tools is listed, follow the steps in System Recovery when Windows is

3. Disconnect all peripheral devices from the computer except the monitor, keyboard, and mouse.4. Press the power button to turn on the computer, and

6. Select Install now.7. Follow the on-screen instructions.After the repair is completed:1. Eject the Windows 7 operating system DVD and then insert t

A 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 Cou

2 Illustrated parts catalogDesktop Mini (DM) chassis spare partsNOTE: HP continually improves and changes product parts. For complete and current info

B Statement of VolatilityHP conrms that HP commercial desktop systems contain DDR3 or DDR4 volatile memory (memory amount depends on the customer con

C SpecicationsUnit Value ValueDimensions (with stand)HeightWidthDepth6.9 in7.0 in1.3 in175 mm177 mm34 mmApproximate Weight 2.9 lb 1.3 kgTemperature R

IndexAaccess panellocked 74administrator password 110antenna (external)removal and replacement 32audible codes 108audio problems 86Bbackup and recover

memory 39solid state drive 28Internet access problems 100Kkeyboardcleaning 15keyboard problems 89Mmedia card readerproblems 80memoryinstallation 39max

serial number location 5serial port option boardillustrated 9service considerations 16SODIMMspecications 39softwareproblems 102servicing computer 16s

Item Description(5) Memory modules (DDR3, PC3-12800, 1600-MHz)(for use in EliteDesk 705 models) 8-GB 4-GB* Memory modules (DDR4, PC4-17000, 2133-MHz

CablesItem Description(1) SATA cable/connector* Adapter, DisplayPort to HDMI 1.4* Adapter, DisplayPort to VGA* Adapter, DisplayPort to DVI* Adapter, U

Misc partsItem Description(1) Heat sink(2) Fan(3) Secondary hard drive fan (for use in EliteDesk 800 and MP9, 65W models)(4) Speaker(5) Power switch/l

Item Description* WLAN modules: Intel Dual Band Wireless-AC 7265 NV Intel Dual Band Wireless-AC 8260 + Bluetooth 4.0 Intel Dual Band Wireless-AC 31

DrivesDescriptionHard drives2 TB, 5400 rpm, hard drive, 2.5-inch1 TB, 7200 rpm, hard drive, 2.5-inch1 TB, 7200 rpm, hard drive, 2.5-inch, SSHD (hybrid

© Copyright 2015, 2016 HP Development Company, L.P.AMD is a trademark of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor

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

Recommended materials and equipmentMaterials and equipment that are recommended for use in preventing static electricity include:●Antistatic tape●Anti

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

CAUTION: Never remove a wide leveled key (like the space bar) from the keyboard. If these keys are improperly removed or installed, the keyboard may n

Cables and connectorsMost cables used throughout the unit are at, exible cables. These cables must be handled with care to avoid damage. Apply only

Serial ATA Hard Drive CharacteristicsMaximum data cable length 39.37 in (100 cm)Data interface voltage dierential 400-700 mVDrive voltages 3.3 V, 5 V

Cable managementAlways follow good cable management practices when working inside the computer.●Keep cables away from major heat sources like the heat

4 Removal and replacement procedures – desktop mini (DM) chassisAdherence to the procedures and precautions described in this chapter is essential for

Top cover1. Prepare the computer for disassembly (Preparation for disassembly on page 20).2. Loosen the thumbscrew on the rear of the computer (1).3.

Safety warning noticeWARNING! To reduce the possibility of heat-related injuries or of overheating the device, do not place the device directly on you

Front bezelThe front bezel is secured to the top cover by tabs.1. Prepare the computer for disassembly (Preparation for disassembly on page 20).2. Rem

Hard driveDescriptionHard drives2 TB, 5400 rpm, hard drive, 2.5-inch1 TB, 7200 rpm, hard drive, 2.5-inch1 TB, 7200 rpm, hard drive, 2.5-inch, SSHD (hy

4. Pull the release lever next to the rear of the HDD away from the HDD (2). While pulling the release lever out, slide the drive back until it stops,

7. Connect the HDD power and data cable (2) to the HDD.Reverse this procedure to replace the hard drive.Hard drive 25

Secondary fan (EliteDesk 800 and MP9 models only)HP EliteDesk 800 G2 and HP MP9 G2 Retail System models include a secondary fan installed under the ha

Drive cageThe drive cage is located next to the heat sink. The drive cage is secured with three Phillips screws.1. Prepare the computer for disassembl

M.2 PCIe solid state drive (SSD)Description256 GB solid-state drive (SSD), PCIe, 2280, NVMe256 GB solid-state drive (SSD), PCIe, 2280SS128 GB solid-st

11. Press the SSD down to the system board and use the included screw to secure the SSD.M.2 PCIe solid state drive (SSD) 29

WLAN moduleDescriptionIntel Dual Band Wireless-AC 7265 NVIntel Dual Band Wireless-AC 8260 + Bluetooth 4.0Intel Dual Band Wireless-AC 3165 + Bluetooth

12. Attach the internal antenna to the antenna connectors (3) on the WLAN module.To install the WLAN module, reverse the removal procedure.NOTE: WLAN

iv Safety warning notice

External antennaThe antennas route from the WLAN module to the cable connectors on the rear of the computer.To install the antennas:1. Prepare the com

9. Insert a Phillips screwdriver in each knock-out feature and rotate to remove the blank.10. Feed the external antenna cable through each hole and sc

RTC batteryThe battery that comes with the computer provides power to the real-time clock. When replacing the battery, use a battery equivalent to the

6. Locate the battery and battery holder on the system board.NOTE: You may need to use a small tool, such as tweezers or needle-nose pliers, to remove

Thermal sensorA thermal sensor installs at the front of the computer near the speaker. Adhesive secures the sensor to the chassis that houses the spea

FanThe fan sits between the fan sink and the front of the computer.1. Prepare the computer for disassembly (Preparation for disassembly on page 20).2.

Power switch/light coverThe power switch/light cover is located at the front, right of the computer, under the top cover.1. Prepare the computer for d

MemoryDescriptionMemory modules (PC3-12800, 1600-MHz)(for use in EliteDesk 705 models)8-GB4-GBMemory modules (PC4-17000, 2133-MHz)(for use in EliteDes

HP oers upgrade memory for this computer and advises that the consumer purchase it to avoid compatibility issues with unsupported third-party memory.

Replacing SODIMMsCAUTION: You must disconnect the power cord and wait approximately 30 seconds for the power to drain before adding or removing memory

Table of contents1 Product features ...

5. To remove a SODIMM, press outward on the two latches on each side of the SODIMM (1) then pull the SODIMM out of the socket (2).6. Slide the new SOD

Heat sinkThe heat sink is secured with four captive Torx screws.order indicated on the heat sink.1. Prepare the computer for disassembly (Preparation

44 Chapter 4 Removal and replacement procedures – desktop mini (DM) chassis

Processor – Intel modelsDescriptionIntel Core i7-6700Intel Core i7-6700TIntel Core i5-6600Intel Core i5-6600TIntel Core i5-6500Intel Core i7-6500TInte

7. Lift the processor (3) straight up and remove it.CAUTION: Do NOT handle the pins in the processor socket. These pins are very fragile and handling

SpeakerA 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

Expansion connector boardDescriptionHDMI expansion connector boardSerial port expansion connector boardDisplayPort expansion connector boardAn expansi

System boardNOTE: All system board spare part kits include replacement thermal material.NOTE: System board appearance may vary.1. Prepare the computer

To install the system board, reverse the removal procedures.NOTE: When replacing the system board, you must change the chassis serial number in the BI

System board callouts, EliteDesk 800, ProDesk 600, and HP MP9 Retail SystemSys Bd Label Color Component Sys Bd Label Color ComponentSPKR White Speak

SATA hard drive cables ...

System board callouts, EliteDesk 705Sys Bd Label Color Component Sys Bd Label Color ComponentSPKR White Speaker connector PSWD Black/blue Password

System board callouts, ProDesk 400Sys Bd Label Color Component Sys Bd Label Color ComponentDIMM3 Black Secondary memory socket WLAN Black WLAN modu

Internal WLAN antenna cable removal/installationThe antennas route from the WLAN module to the cable connectors on the front and the rear of the compu

14. On the rear of the computer, remove the antenna cover by pressing on the tab on the top of the cover (1), and then rotating the cover o the compu

17. Remove the rear transceiver from the inside of the computer by pressing the tab to disengage the transceiver and removing the transceiver (arrow i

Changing from desktop to tower congurationThe computer can be used in a tower orientation with an optional tower stand that can be purchased from HP.

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

Recovering the Conguration Settings ...

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 DescriptionSmart Cover Cover Lock (Lock/Unlock)Default is ‘Unlock’.Cover Removal Sensor (Disabled

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

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 HeadingCIRA Timeout (min.) (1/2/3/4/Never)CIRA is Customer Initiated Remote

Recovering the Conguration SettingsThis method of recovery requires that you rst perform the Save to Removable Media command with the Computer Setup

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

Recovering using HP Recovery Manager ... 118What you need to know before

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 SolutionHard drive is full. Transfer data from the hard drive to create more space on the hard drive.Low on memory. Add more me

Computer powered o automatically and the Power LED ashes red four times and then white two times.Cause SolutionProcessor thermal protection activate

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

Drive not found (identied).Cause SolutionThe device is attached to a SATA port that has been hidden in Computer Setup.Run the Computer Setup utility

Computer seems to be locked up.Cause Solution2. Attempt the normal Windows “Shut Down” procedure. If this fails, press the power button for four or mo

Do not know how to remove a media card correctly.Cause SolutionThe computer’s software is used to safely eject the card. In Windows 7, click Start, se

1 Product featuresStandard conguration featuresFeatures may vary depending on the model. For a complete listing of the hardware and software installe

Blank screen (no video).Cause SolutionSystem ROM is corrupted; system is running in Boot Block Emergency Recovery Mode (indicated by eight beeps).Rea

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

The picture is broken up, rolls, jitters, or ashes.Cause Solution2. In a two-monitor system or if another monitor is in close proximity, be sure the

“Out of Range” displays on screen.Cause Solution2. Select Change PC Settings, select General, and then under Advanced startup, click Restart now.3. Se

Certain typed symbols do not appear correct.Cause SolutionIn Windows 8.1, on the Start screen, type ch, and then select Character Map from the list o

Sound does not come out of the speaker or headphones.Cause SolutionTo access Device Manager in Windows 7, click Start, select Control Panel, and then

There is no sound or sound volume is too low.Cause SolutionTo access Device Manager in Windows 10, type device manager in the taskbar search box, and

Printer will not print.Cause SolutionThe printer may be out of paper. Check the paper tray and rell it if it is empty.Solving keyboard and mouse prob

Mouse does not respond to movement or is too slow.Cause Solution2. Use the arrow keys to select Power, and then press Enter.3. Use the arrow keys to s

Table 6-1 Solving Hardware Installation ProblemsA new device is not recognized as part of the system.Cause SolutionDevice is not seated or connected