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HP EliteDesk 705 G2 Desktop Mini, Maintenance And Service Manual

The HP EliteDesk 705 G2 Desktop Mini is a powerful and compact computer that offers exceptional performance. To fully understand and utilize its hardware features, you can effortlessly download the free Hardware Reference Manual from manualshive.com. This comprehensive manual ensures optimal usage of your device, empowering you with in-depth knowledge and guidance.

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Serial number location

Each computer has a unique serial number and a product ID number that are located on the exterior of the 
computer. Keep these numbers available for use when contacting customer service for assistance.

Serial number location

5

Summary of Contents for EliteDesk 705 G2 Desktop Mini

Page 1: ...Maintenance and Service Guide HP EliteDesk 800 G2 Desktop Mini HP EliteDesk 705 G2 Desktop Mini HP ProDesk 600 G2 Desktop Mini HP ProDesk 400 G2 Desktop Mini HP MP9 G2 Retail System ...

Page 2: ...October 2015 Document Part Number 822871 001 Product notice This user guide describes features that are common to most models Some features may not be available on your computer Not all features are available in all editions of Windows This computer may require upgraded and or separately purchased hardware drivers and or software to take full advantage of Windows functionality Go to http www micro...

Page 3: ...w another hard surface such as an adjoining optional printer or a soft surface such as pillows or rugs or clothing to block airflow Also do not allow the AC adapter to contact the skin or a soft surface such as pillows or rugs or clothing during operation The device and the AC adapter comply with the user accessible surface temperature limits defined by the International Standard for Safety of Inf...

Page 4: ...iv Safety warning notice ...

Page 5: ...s 9 Drives 11 3 Routine care SATA drive guidelines and disassembly preparation 12 Electrostatic discharge information 12 Generating static 12 Preventing electrostatic damage to equipment 13 Personal grounding methods and equipment 13 Grounding the work area 13 Recommended materials and equipment 14 Operating guidelines 14 Routine care 15 General cleaning safety precautions 15 Cleaning the Computer...

Page 6: ... Memory 39 SODIMMs 39 SODIMM specifications 39 Populating SODIMM sockets 40 Replacing SODIMMs 41 Heat sink 43 Processor Intel models 45 Speaker 47 Expansion connector board 48 System board 49 System board callouts EliteDesk 800 ProDesk 600 and HP MP9 Retail System 51 System board callouts EliteDesk 705 52 System board callouts ProDesk 400 53 Internal WLAN antenna cable removal installation 54 Chan...

Page 7: ...lems 98 Solving front panel component problems 99 Solving Internet access problems 99 Solving software problems 101 7 POST error messages and diagnostic front panel LEDs and audible codes 102 POST numeric codes and text messages 102 Interpreting system validation diagnostic front panel LEDs and audible codes 107 8 Password security and resetting CMOS 109 Resetting the password jumper 109 Clearing ...

Page 8: ...ased separately 121 Backing up restoring and recovering in Windows 7 121 Creating recovery media 122 Creating recovery media using HP Recovery Manager select models only 122 Creating recovery discs with HP Recovery Disc Creator select models only 123 Creating recovery discs 124 Backing up your information 124 System Restore 125 System Recovery 125 System Recovery when Windows is responding 125 Sys...

Page 9: ...vel with your computer Front panel components EliteDesk 800 ProDesk 600 and HP MP9 NOTE Your computer model may look slightly different from the illustration in this section 1 Headphone Connector 5 USB 3 0 Port 2 Microphone or Headphone Connector software selectable default mode is microphone 6 HDD Activity LED 3 USB 3 0 Type C Port 7 Dual State Power Button 4 USB 3 0 Port Charging NOTE The USB 3 ...

Page 10: ...wer Button NOTE The USB 3 0 Port Charging also provides current to charge a device such as a Smart Phone The charging current is available whenever the AC power cord is connected to the system even when the system is off NOTE The Power On Light is normally white when the power is on If it is flashing red there is a problem with the computer and it is displaying a diagnostic code Refer to the Inter...

Page 11: ...own HDMI or Serial Connector 3 Padlock Loop 10 USB 3 0 Ports 2 blue 4 Cable Lock Slot 11 USB 3 0 Ports 2 blue with support for wake from S4 S5 power states not for 705 models NOTE On 705 models this is a USB 2 0 port that supports only the S4 power state 5 External Antenna Connector optional 12 RJ 45 Network Connector 6 Wireless antenna 13 Power Connector 7 DisplayPort Monitor Connector Rear panel...

Page 12: ...optional 8 VGA Monitor Connector 2 Thumbscrew 9 Serial Port 3 Padlock Loop 10 USB 3 0 Ports 2 blue with support for wake from S4 S5 power states 4 Cable Lock Slot 11 USB 2 0 Connectors 2 black 5 External Antenna Connector optional 12 RJ 45 Network Connector 6 Wireless antenna 13 Power Connector 7 DisplayPort Monitor Connector 4 Chapter 1 Product features ...

Page 13: ... Each computer has a unique serial number and a product ID number that are located on the exterior of the computer Keep these numbers available for use when contacting customer service for assistance Serial number location 5 ...

Page 14: ... 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 Item Description 1 Top cover 2 Front bezel ProDesk model shown 3 External power supply 90W 90 W 65 W 4 System board includes replacement thermal material 6 Chapter 2 Illustrated parts catalog ...

Page 15: ... Core i5 6600 Intel Core i5 6600T Intel Core i5 6500 Intel Core i7 6500T Intel Core i3 6320 Intel Core i3 6300T Intel Core i3 6100T Intel Pentium G4500T Intel Pentium G4400T Intel Pentium G4400TE MP9 G2 models only Intel Celeron G3900T Intel Celeron G3900TE MP9 G2 models only AMD Processors 705 models not replaceable AMD PRO A12 APU with AMD Radeon R7 HD Graphics AMD PRO A10 APU with AMD Radeon R7...

Page 16: ...E Included with computer Tab color may vary Adapter DisplayPort to HDMI 1 4 Adapter DisplayPort to VGA Adapter DisplayPort to DVI Adapter USB C to USB 3 0 800 600 MP9 models DisplayPort cable USB to serial adapter 8 Chapter 2 Illustrated parts catalog ...

Page 17: ...n EliteDesk 800 and MP9 65W models 4 Speaker 5 Power switch light cover 6 Option board HDMI 7 Option board serial port Option board DisplayPort not illstrated 8 Thermal sensor 9 Hood sensor assembly Stand Port cover HP Ultraslim Keyed Cable Lock Desktop Mini DM chassis spare parts 9 ...

Page 18: ...Antenna dual band dipole 802 11a b g n Velcro External antenna kit Expansion Module Kit Hard drive I O includes screws I O Optical drive USB 3 0 Type A B USB 3 0 Type A B short Security Dual VESA Sleeve Screw Kit Mouse USB laser USB optical Washable Wireless Antimicrobial Hardened Keyboards USB slim USB Wireless Washable Smart card Conferencing Antimicrobial 10 Chapter 2 Illustrated parts catalog ...

Page 19: ...pting SED 256 GB solid state drive SSD 256 GB solid state drive SSD 3D NAND 180 GB solid state drive SSD SATA 6 0 MLC 180 GB solid state drive SSD 128 GB solid state drive SSD 128 GB solid state drive SSD OPAL 2 Self encrypting Drive SED SATA 6 0 128 GB solid state drive SSD 3D NAND 120 GB solid state drive SSD SATA 6 0 MLC 120 GB solid state drive SSD M 2 drive 256 GB solid state drive SSD PCIe 2...

Page 20: ...ally for a while but it has been degraded in the internal layers reducing its life expectancy Networks built into many integrated circuits provide some protection but in many cases the discharge contains enough power to alter device parameters or melt silicon junctions Generating static The following table shows that Different activities generate different amounts of static electricity Static elec...

Page 21: ...e connected and fit snugly into the banana plug connector on the grounding mat or workstation Heel straps Toe straps Boot straps can be used at standing workstations and are compatible with most types of shoes or boots On conductive floors or dissipative floor mats use them on both feet with a maximum of one megohm 10 resistance between the operator and ground Static Shielding Protection Levels Me...

Page 22: ...r on a sturdy level surface Leave a 10 2 cm 4 inch clearance on all vented sides of the computer and above the monitor to permit the required airflow 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 ...

Page 23: ... a mild dishwashing liquid diluted with water Rinse well by wiping it with a cloth or swab dampened with clear water For stubborn stains use isopropyl rubbing alcohol No rinsing is needed as the alcohol will evaporate quickly and not leave a residue After cleaning always wipe the unit with a clean lint free cloth Occasionally clean the air vents on the computer Lint and other foreign matter can bl...

Page 24: ... from the housing Pull out any debris from the ball socket and wipe the ball with a clean dry cloth before reassembly To clean the mouse body follow the procedures in Cleaning the Computer Case on page 15 Service considerations Listed below are some of the considerations that you should keep in mind during the disassembly and assembly of the computer Tools and software Requirements To service the ...

Page 25: ...n off the computer Do not remove a hard drive while the computer is on or in standby mode Before handling a drive ensure that you are discharged of static electricity While handling a drive avoid touching the connector Do not use excessive force when inserting a drive Avoid exposing a hard drive to liquids temperature extremes or products that have magnetic fields such as monitors or speakers Lith...

Page 26: ... bend it tighter than a 30 mm 1 18 in radius The SATA data cable is a thin 7 pin cable designed to transmit data for only a single drive SMART ATA 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 ...

Page 27: ...ng cut or crimped when the parts are moved When folding a flat ribbon cable never fold to a sharp crease Sharp creases may damage the wires Some flat ribbon cables come prefolded Never change the folds on these cables Do not bend any cable sharply A sharp bend can break the internal wires Never bend a SATA data cable tighter than a 30 mm 1 18 in radius Never crease a SATA data cable Do not rely on...

Page 28: ...2 for initial safety procedures 1 Remove disengage any security devices that prohibit opening the computer 2 Remove all removable media such as a USB flash drive from the computer 3 Turn off the computer properly through the operating system then turn off any external devices CAUTION Turn off the computer before disconnecting any cables Regardless of the power on state voltage is always present on...

Page 29: ...n page 20 2 Loosen the thumbscrew on the rear of the computer 1 3 Slide the panel forward and lift if off the computer 2 NOTE Your computer model may look slightly different from the illustration in this section To install the top cover reverse the removal procedure Top cover 21 ...

Page 30: ...ver on page 21 3 Position the top cover upside down so you can access the inside of the bezel 4 Pull down to loose the bottom interior on the bezel 1 5 Disengage the tabs on the top interior of the bezel 2 6 Remove the bezel from the top cover To install the front bezel reverse the removal procedure 22 Chapter 4 Removal and replacement procedures desktop mini DM chassis ...

Page 31: ...tate drive SSD 3D NAND 180 GB solid state drive SSD SATA 6 0 MLC 180 GB solid state drive SSD 128 GB solid state drive SSD 128 GB solid state drive SSD OPAL 2 Self encrypting Drive SED SATA 6 0 128 GB solid state drive SSD 3D NAND 120 GB solid state drive SSD SATA 6 0 MLC 120 GB solid state drive SSD NOTE Before you remove the old hard drive be sure to back up the data from the old hard drive so t...

Page 32: ...d out of the cage 3 5 To install a HDD you must transfer the silver and blue isolation mounting guide screws from the old HDD to the new HDD 6 Align the guide screws with the slots on the chassis drive cage press the HDD down into the cage then slide it forward until it stops and locks in place 1 24 Chapter 4 Removal and replacement procedures desktop mini DM chassis ...

Page 33: ...7 Connect the HDD power and data cable 2 to the HDD Reverse this procedure to replace the hard drive Hard drive 25 ...

Page 34: ...Preparation for disassembly on page 20 2 Remove the top cover Top cover on page 21 3 Remove the hard drive Hard drive on page 23 4 Disconnect the fan plug from the system board 1 5 Remove the two screws securing the secondary fan 2 6 Lift the fan out of the chassis 3 To install the secondary fan reverse the removal procedure 26 Chapter 4 Removal and replacement procedures desktop mini DM chassis ...

Page 35: ...Preparation for disassembly on page 20 2 Remove the top cover Top cover on page 21 3 Remove the hard drive Hard drive on page 23 4 Remove the three screws securing the HDD cage to the chassis 1 5 Pull the hood sensor up and off the HDD cage 2 6 Lift the HDD cage out of the chassis 3 To install the drive cage reverse the removal procedure Drive cage 27 ...

Page 36: ... page 23 4 If your model is an EliteDesk 800 or MP9 remove the secondary fan Secondary fan EliteDesk 800 and MP9 models only on page 26 5 Remove the hard drive cage Drive cage on page 27 6 Locate the SSD on the system board 7 Remove the screw securing the SSD to the system board 8 Grasp the SSD by the sides and carefully pull it out of the socket 9 Insert the new SSD into the socket on the system ...

Page 37: ...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 ...

Page 38: ... fan Secondary fan EliteDesk 800 and MP9 models only on page 26 5 Remove the drive cage Drive cage on page 27 6 Locate the WLAN module on the system board 7 Disconnect both antenna cables from the WLAN module NOTE You may need to use a small tool such as tweezers or needle nose pliers to disconnect and connect the antenna cables 8 Grasp the WLAN module by the sides and pull it out of the socket 9 ...

Page 39: ...he internal antenna to the antenna connectors 3 on the WLAN module To install the WLAN module reverse the removal procedure NOTE WLAN modules are designed with a notch to prevent incorrect insertion WLAN module 31 ...

Page 40: ...rive Hard drive on page 23 4 If your model is an EliteDesk 800 or MP9 remove the secondary fan Secondary fan EliteDesk 800 and MP9 models only on page 26 5 Remove the drive cage Drive cage on page 27 6 Locate the WLAN module on the system board 7 Disconnect the internal antennae from the WLAN module For instructions see WLAN module on page 30 8 Locate both external antenna positions on the rear pa...

Page 41: ...ate to remove the blank 10 Feed the external antenna cable through each hole and screw the antenna into position 11 Connect the external antenna cables to the WLAN module Reverse the removal procedure to install the WLAN antennas and transceivers External antenna 33 ...

Page 42: ...s will be cleared Static electricity can damage the electronic components of the computer or optional equipment Before beginning these procedures ensure that you are discharged of static electricity by briefly touching a grounded metal object NOTE The lifetime of the lithium battery can be extended by plugging the computer into a live AC wall socket The lithium battery is only used when the comput...

Page 43: ... use a small tool such as tweezers or needle nose pliers to remove and replace the battery 7 Lift the battery out of the holder 8 Slide the replacement battery into position positive side up The battery holder automatically secures the battery in the proper position RTC battery 35 ...

Page 44: ...move the hard drive Hard drive on page 23 4 If your model is an EliteDesk 800 or MP9 remove the secondary fan Secondary fan EliteDesk 800 and MP9 models only on page 26 5 Remove the drive cage Drive cage on page 27 6 Disconnect the thermal module from the system board 1 7 Pull to disengage the sensor to the computer chassis 2 The sensor is secured to the chassis with adhesive To install the therma...

Page 45: ...embly Preparation for disassembly on page 20 2 Remove the top cover Top cover on page 21 3 Lift the tab on the outer edge of the fan and rotate the fan upward 4 Disconnect the fan plug from the system board and then lift the fan out of the chassis To install the fan reverse the removal procedure Fan 37 ...

Page 46: ...assembly Preparation for disassembly on page 20 2 Remove the top cover Top cover on page 21 3 Remove the fan Fan on page 37 4 Rotate the top of the cover away from the computer and lift it off the system board To install the power switch light cover reverse the removal procedure 38 Chapter 4 Removal and replacement procedures desktop mini DM chassis ...

Page 47: ... SDRAM Low Power DIMMs 1 2 volt DDR4 SDRAM DIMMs Compliance unbuffered non ECC PC4 17000 DDR4 2133 MHz compliant unbuffered non ECC PC3 12800 DDR3 DDR3L 1600 MHz compliant unbuffered non ECC PC4 17000 DDR4 2133 MHz compliant Pins industry standard 288 pin containing the mandatory Joint Electronic Device Engineering Council JEDEC specification industry standard 240 pin containing the mandatory Join...

Page 48: ... will operate in single channel mode if the SODIMM sockets are populated in one channel only The system will operate in a higher performing dual channel mode if the memory capacity of the SODIMM in Channel A is equal to the memory capacity of the SODIMM in Channel B The system will operate in flex mode if the memory capacity of the SODIMM in Channel A is not equal to the memory capacity of the SOD...

Page 49: ...tacts to prevent corrosion and or oxidation resulting from having incompatible metals in contact with each other Static electricity can damage the electronic components of the computer or optional cards Before beginning these procedures ensure that you are discharged of static electricity by briefly touching a grounded metal object When handling a memory module be careful not to touch any of the c...

Page 50: ...proximately a 30 angle 1 then press the SODIMM down 2 so that the latches lock it in place NOTE A memory module can be installed in only one way Match the notch on the module with the tab on the memory socket The computer automatically recognizes the additional memory when you turn on the computer 42 Chapter 4 Removal and replacement procedures desktop mini DM chassis ...

Page 51: ...ee captive Torx screws and then lift the heat sink out of the computer CAUTION Be sure the loosen the screws in the order indicated by the numbers stamped on the heat sink CAUTION To reduce a degradation in thermal performance be sure not to touch the thermal grease on the surface of the processor or the heat sink To replace the heat sink reverse the removal procedures When replacing the heat sink...

Page 52: ...44 Chapter 4 Removal and replacement procedures desktop mini DM chassis ...

Page 53: ...ntel Pentium G4400TE MP9 G2 models only Intel Celeron G3900T Intel Pentium G3900TE MP9 G2 models only 1 Prepare the computer for disassembly Preparation for disassembly on page 20 2 Remove the top cover Top cover on page 21 3 Remove the fan Fan on page 37 4 Remove the heat sink Heat sink on page 43 5 Rotate the locking lever to its full open position 1 6 Raise and rotate the microprocessor retaine...

Page 54: ...lled within 24 hours of installing the processor to prevent damage to the processor s solder connections Reverse the removal procedure to install a new processor NOTE 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 suppor...

Page 55: ...ion for disassembly on page 20 2 Remove the top cover Top cover on page 21 3 Remove the hard drive Hard drive on page 23 4 Remove the hard drive cage Drive cage on page 27 5 Disconnect the speaker cable from the system board connector 1 6 From the front of the computer pull to remove the white peg that secures the speaker 2 7 Lift to remove the speaker from the computer 3 To install the speaker re...

Page 56: ...e the expansion connector board 1 Prepare the computer for disassembly Preparation for disassembly on page 20 2 Remove the top cover Top cover on page 21 3 Remove the heat sink Heat sink on page 43 4 Remove the fan Fan on page 37 5 Remove the two Phillips screws that secure the board to the system board 6 Lift to disengage the board from the system board connector and then remove the expansion con...

Page 57: ...6 Remove the fan Fan on page 37 7 Remove the heat sink Heat sink on page 43 8 Remove the power light cover Power switch light cover on page 38 9 Remove the solid state drive M 2 PCIe solid state drive SSD on page 28 10 Remove the WLAN module WLAN module on page 30 11 Remove the memory modules Memory on page 39 12 Remove the expansion connector board Expansion connector board on page 48 13 Remove t...

Page 58: ...ata 5 If necessary press Ctrl A to initiate edit mode 6 Edit the fields listed If the feature byte has data or is not editable then it was not cleared and cannot be edited System ID Setup Page Setup Field Name Comment Label Product Name Enter the Model name number or marketing name Flexbuild Serial Number Enter the Serial Number of Unit Support SKU Number Enter the SKU or Product Number including ...

Page 59: ...sor connector SATA Blue Hard drive data connector THERM White Thermal sensor COMM_DP White Expansion board connector SSD Black Solid state module socket XU1 Black Processor socket WLAN Black WLAN module socket DIMM3 Black Secondary memory socket BAT Black RTC battery DIMM1 Black Primary memory socket PSWD Black blue Password header and jumper CPUFAN White Fan connector CMOS Yellow CMOS reset butto...

Page 60: ...ite Hood sensor connector CMOS Yellow CMOS reset button THERM White Thermal sensor SATA Blue Hard drive data connector SSD Black Solid state module socket DIMM3 Black Secondary memory socket WLAN Black WLAN module socket DIMM1 Black Primary memory socket BAT Black RTC battery CPU FAN White Fan connector 52 Chapter 4 Removal and replacement procedures desktop mini DM chassis ...

Page 61: ...1 Black Primary memory socket BAT Black RTC battery CPUFAN White Fan connector PSWD Black blue Password header and jumper SPKR White Speaker connector CMOS Yellow CMOS reset button HSENSE White Hood sensor connector SATA0 Blue Hard drive data connector THERM White Thermal sensor PROCESSOR Black Processor socket SSD Black Solid state module socket System board 53 ...

Page 62: ...ive cage Drive cage on page 27 6 Remove the fan Fan on page 37 7 Remove the heat sink Heat sink on page 43 8 Remove the power switch light cover Power switch light cover on page 38 9 If applicable remove the expansion connector board Expansion connector board on page 48 10 Remove the thermal sensor Thermal sensor on page 36 11 Disconnect the antenna cables from the WLAN module WLAN module on page ...

Page 63: ...transceivers are connected to the front and back of the computer as shown in the following image 16 Remove the front transceiver from the inside of the computer by pressing the tab to disengage the transceiver and removing the transceiver arrow in following image points to the tabs on the inside of the computer Internal WLAN antenna cable removal installation 55 ...

Page 64: ...ab to disengage the transceiver and removing the transceiver arrow in following image points to the tabs on the inside of the computer Reverse the removal procedure to install the WLAN antennas and transceivers 56 Chapter 4 Removal and replacement procedures desktop mini DM chassis ...

Page 65: ... up and place the computer in the optional stand NOTE To stabilize the computer in a tower orientation HP recommends the use of the optional tower stand 3 Reconnect the AC power cord and any external devices then turn on the computer NOTE Ensure at least 10 2 centimeters 4 inches of space on all sides of the computer remains clear and free of obstructions 4 Lock any security devices that were dise...

Page 66: ...ferent types of boot sources Configure features such as Secure Boot power management virtualization support and language and keyboard type used in Setup and POST Replicate the system setup by saving system configuration information on 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 Set...

Page 67: ... Advanced and Main menus to those previously saved by Save Custom Defaults select Apply Custom Defaults and Exit If no custom defaults have been saved then factory defaults are used NOTE Settings in the Security menu are not modified by Apply Defaults Those values are reset by Restore Security Settings to Factory Defaults at the bottom of the Security menu NOTE Not all settings shown in the follow...

Page 68: ...erial Number SKU number UUID Universally Unique Identifier Asset Tracking Number Feature Byte Build ID Product Family System Board ID System Board CT 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 perf...

Page 69: ...OS file to the correct location on the hard drive or USB device System IDs Lets you set the following values Asset Tracking Number Ownership Tag Replicated Setup Backup current settings to USB device Saves system configuration to a formatted USB flash media device Restore current settings from USB device Restores system configuration from a USB flash media device Save Custom Defaults Saves the cur...

Page 70: ...ies Let you set the guidelines for a valid password Options include Password minimum length Requires at least one symbol Requires at least one number Requires at least one upper case character Requires at least one lower case character Allow spaces Clear Password Jumper Select Honor to allow or Ignore to not allow the absence of the password jumper to clear the passwords at boot up Default is Hono...

Page 71: ...as been erased with a program that utilizes Secure Erase firmware commands no file recovery program partition recovery program or other data recovery method will be able to extract data from the drive Save Restore MBR of the system hard drive NOTE Windows 8 1 and Windows 10 systems are generally not formatted to include an MBR Instead they use GUID Partition Table GPT format which better supports ...

Page 72: ...ter can boot from as well as other options including Startup Menu Delay sec Enabling this feature will add a user specified delay to the POST process One purpose for the delay is to provide additional time to activate hotkeys such as Esc for the Startup Menu or F10 for Computer Setup Fast Boot Default is enabled for Windows 8 1 or later and disabled for Windows 7 systems CD ROM Boot Default is ena...

Page 73: ...ure Boot Lets you make sure an operating system is legitimate before booting to it making Windows resistant to malicious modification from preboot to full OS booting preventing firmware attacks UEFI and Windows Secure Boot only allow code signed by pre approved digital certificates to run during the firmware and OS boot process Default is Legacy Support Enable and Secure Boot Disable for Windows 7...

Page 74: ... reminder which can be set for 15 30 60 90 120 or 180 days The reminder will show during POST after the reminder timer has expired Video Memory Size Use this option to manage graphics memory allocation The value you choose is allocated permanently to graphics and is unavailable to the operating system Audio Device Select to show the device in the operating system Default is enabled Internal Speake...

Page 75: ...Launch Policy All legacy All UEFI All UEFI except video Power Management Options Runtime Power Management enable disable Allows certain operating systems to reduce processor voltage and frequency when the current software load does not require the full capabilities of the processor Default is enabled Extended Idle Power States enable disable Allows certain operating systems to decrease the process...

Page 76: ...t computer to be transparently redirected to the guest operating system Unconfigure AMT on next boot Do Not Apply Apply Default is Do Not Apply SOL Terminal Emulation Mode ANSI VT100 Default is ANSI SOL terminal emulation mode is only activated during remote AMT redirection operations The emulation options allow administrators to select which mode works best with their console Show Unconfigure ME ...

Page 77: ...device This file can be edited to change the settings on Restore An asterisk marks the selected option for a setting NOTE It is recommended 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 Removabl...

Page 78: ... lights are error codes that will help you diagnose the problem Refer to POST error messages and diagnostic front panel LEDs and audible codes on page 102 for more information If the screen is blank plug the monitor into a different video port on the computer if one is available Or replace the monitor with a monitor that you know is functioning properly If you are working on a network plug another...

Page 79: ...urned on and the green monitor light is on Check the Power LED on the front of the computer to see if it is flashing red The flashing lights are error codes that will help you diagnose the problem Refer to POST error messages and diagnostic front panel LEDs and audible codes on page 102 for more information Turn up the brightness and contrast controls of the monitor if the monitor is dim Press and...

Page 80: ...applied to the system board To reduce the risk of personal injury from electrical shock and or hot surfaces be sure to disconnect the power cord from the wall outlet and allow the internal system components to cool before touching Cannot access the Computer Setup F10 Utility when booting the computer Cause Solution The Computer Setup F10 Utility is set to fast boot causing the F10 access screen to...

Page 81: ...d 1 Check the Computer Setup settings to make sure the internal system speaker is not muted this setting does not affect the external speakers 2 Make sure the external speakers are properly connected and powered on and that the speakers volume control is set correctly 3 Use the system volume control available in the operating system to make sure the speakers are not muted or to increase the volume...

Page 82: ...clear applications that you do not want to launch automatically and the click OK In Windows 8 1 a On the Start screen right click and then select the All apps icon b Under Windows System click Run c Type msconfig and then press Enter d On the Startup tab of the System Configuration Utility clear applications that you do not want to launch automatically and the click OK In Windows 10 a Type msconfi...

Page 83: ...ds If the hard drive LED turns white then 1 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 Proper voltage setting depends on your region 2 Remove the expansion cards one at a time until the 5V_aux light on the system board turns on 3 Replace the system board OR Press and hold the power button for less th...

Page 84: ...stem fan spins If the fan does not spin make sure the fan cable is plugged onto the system board header 3 If fan a plugged in and not spinning replace it Power LED flashes Red four times once every second followed by a two second pause and the computer beeps four times Beeps stop after fifth iteration but LEDs continue flashing Computer powered off automatically and the Power LED flashes red three...

Page 85: ... drive Select Properties and then select the Tools tab Under Error checking click Check Now In Windows 8 1 on the Start screen type e and then click File Explorer from the list of applications In the left column expand Computer right click on a drive select Properties and then select the Tools tab Under Error checking click Check In Windows 10 type file in the taskbar search box and then select Fi...

Page 86: ...ard drive entry in the Advanced Boot Options list Bootable hard drive is not attached as first in a multi hard drive configuration If attempting to boot from a hard drive ensure it is attached to the system board dark blue SATA connector Bootable hard drive is not listed first in the Boot Order Run the Computer Setup utility and select Advanced Boot Options and ensure the bootable hard drive is li...

Page 87: ...rd If using an SD card make sure that the lock tab located on the right of the SD card is not in the locked position If using a Memory Stick PRO card make sure that the lock tab located on the bottom of the Memory Stick PRO card is not in the locked position Can not write to the media card Cause Solution The media card is a read only memory ROM card Check the manufacturer s documentation included ...

Page 88: ... installed into the computer and you are turning the PC on for the first time Wait a few seconds so that the operating system can recognize the reader and the available ports and then recognize the media inserted in the reader After inserting a media card in the reader the computer attempts to boot from the media card Cause Solution The inserted media card has boot capability 1 If you do not want ...

Page 89: ...e monitor 1 In Control Panel select Category from the View by list then under Appearance and Personalization select Adjust screen resolution To access Control Panel in Windows 7 click Start and then select Control Panel To access Control Panel in Windows 8 1 from the Start screen type c and then select Control Panel from the list of applications To access Control Panel in Windows 10 type control p...

Page 90: ...deo Replace the system board Monitor does not function properly when used with energy saver features Cause Solution Monitor without energy saver capabilities is being used with energy saver features enabled Disable monitor energy saver feature Dim characters Cause Solution The brightness and contrast controls are not set properly Adjust the monitor brightness and contrast controls Cables are not p...

Page 91: ...on Monitor video cable is disconnected Connect the video cable between the monitor and computer CAUTION Ensure that the computer power is off while connecting the video cable Out of Range displays on screen Cause Solution Video resolution and refresh rate are set higher than what the monitor supports Restart the computer and enter Safe Mode Change the settings to a supported setting then restart t...

Page 92: ...uzzy focus streaking ghosting or shadowing effects horizontal scrolling lines faint vertical bars or unable to center the picture on the screen flat panel monitors using an analog VGA input connection only Cause Solution Flat panel monitor s internal digital conversion circuits may be unable to correctly interpret the output synchronization of the graphics card 1 Select the monitor s Auto Adjustme...

Page 93: ...er Setup Enable the audio in Computer Setup Advanced Built in Device Options The external speakers are not turned on Turn on the external speakers The audio device may be connected to the wrong jack Ensure that the device is connected to the correct jack on the computer The rear audio jack output is the green receptacle The speakers should be plugged into the line out jack and the headphones shoul...

Page 94: ...ice Sound from headphones is not clear or muffled Cause Solution Headphones are plugged into the rear audio output connector The rear audio output connector is for powered audio devices and is not designed for headphone use Plug the headphones into the headphone connector on the front of the computer Computer appears to be locked up while recording audio Cause Solution The hard disk may be full Be...

Page 95: ...lowing table Printer will not print Cause Solution Printer is not turned on and online Turn the printer on and make sure it is online The correct printer drivers for the application are not installed 1 Install the correct printer driver for the application 2 Try printing using the MS DOS command DIR C printer port where printer port is the address of the printer being used If the printer works rel...

Page 96: ... 0 port that is separated from ports with USB 3 0 devices If you still experience interference you may have to place the connectors farther apart using an external USB hub 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 ...

Page 97: ...ow keys to select Shut Down and then press Enter 4 After the shutdown is complete plug the mouse connector into the back of the computer or the keyboard and restart Program in use has stopped responding to commands Shut down the computer using the keyboard then restart the computer Mouse may need cleaning Remove the roller ball cover on the mouse and clean the internal components Mouse may need re...

Page 98: ...n Turn off the computer turn on the external device then turn on the computer to integrate the device with the computer system When the system advised you of changes to the configuration you did not accept them Reboot the computer and follow the instructions for accepting the changes A plug and play board may not automatically configure when added if the default configuration conflicts with other ...

Page 99: ... DIMM1 or XMM1 must always be installed DIMM1 must be installed before DIMM2 and DIMM3 must be installed before DIMM4 3 Replace third party memory with HP memory 4 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 Table 6 2 Solving Net...

Page 100: ...ct Device Manager To access Device Manager in Windows 8 1 from the Start screen type c select Control Panel from the list of applications and then select Device Manager 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 Network controller is disabled 1 Run Computer Setup and enable network controller 2 E...

Page 101: ...in the Control Panel and configure the network controller To access Control Panel in Windows 7 click Start and then select Control Panel To access Control Panel in Windows 8 1 from the Start screen type c and then select Control Panel To access Control Panel in Windows 10 type control panel in the taskbar search box and then select Control Panel from the list of applications Network controller sto...

Page 102: ...mputer 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 NOTE The memory count will be affected by configurations with the Management Engine ME enabled The ME uses 8MB of system memory in single channel mode or 16MB of memory i...

Page 103: ...iteration but LEDs continue flashing Cause Solution Memory is installed incorrectly or is bad 1 Reseat DIMMs Power on the system 2 Replace DIMMs one at a time to isolate the faulty module 3 Replace third party memory with HP memory 4 Replace the system board Solving CD ROM and DVD problems If you encounter CD ROM or DVD problems see the common causes and solutions listed in the following table or ...

Page 104: ...dding a POST delay under Advanced Power On Options The device is attached to a SATA port that has been hidden in Computer Setup Run the Computer Setup utility and ensure Device Available is selected for the device s SATA port in Advanced Port Options Drive responds slowly immediately after power up Run Computer Setup and increase the POST Delay in Advanced Power On Options CD ROM or DVD devices ar...

Page 105: ...sted for this topic CD or DVD disc is dirty Clean CD or DVD with a CD cleaning kit available from most computer stores Windows does not detect the CD ROM or DVD ROM drive 1 Use Device Manager to remove or uninstall the device To access Device Manager in Windows 7 click Start select Control Panel and then select Device Manager To access Device Manager in Windows 8 1 from the Start screen type c sel...

Page 106: ... not properly seated before power up Ensure the device is fully inserted into the USB port before applying power to the system System will not boot from USB flash drive Cause Solution Boot order is not correct Run the Computer Setup utility and change boot sequence in Advanced Boot Options Removable Media Boot is disabled in the Computer Setup utility Run the Computer Setup utility and enable boot...

Page 107: ...he common causes and solutions listed in the following table Unable to connect to the Internet Cause Solution Internet Service Provider ISP account is not set up properly Verify Internet settings or contact your ISP for assistance Web browser is not set up properly Verify that the Web browser is installed and set up to work with your ISP Cable DSL modem is not plugged in Plug in cable DSL modem Yo...

Page 108: ...the Delete button 4 Select the Cookies check box and click the Delete button Windows 10 1 Type control panel in the taskbar search box and then select Control Panel from the list of applications 2 Click Internet Options 3 In the Browsing history section click the Delete button 4 Select the Cookies and website data check box and click the Delete button Cannot automatically launch Internet programs ...

Page 109: ...mputer will not continue and the HP logo does not display Cause Solution ROM issue POST error has occurred Observe the beeps and LED lights on the front of the computer See POST error messages and diagnostic front panel LEDs and audible codes on page 102 to determine possible causes See the Worldwide Limited Warranty for terms and conditions Illegal Operation has Occurred error message is displaye...

Page 110: ...hedule reconfigure the computer to the Full Boot Every x Days mode using Computer Setup NOTE For more information on Computer Setup see Computer Setup F10 Utility on page 58 POST numeric codes and text messages This section covers those POST errors that have numeric codes associated with them The section also includes some text messages that may be encountered during POST NOTE The computer will be...

Page 111: ...g POST execution of the Management Engine ME BIOS Extensions option ROM 1 Reboot the computer 2 Unplug the power cord re seat the memory modules and reboot the computer 3 If the memory configuration was recently changed unplug the power cord restore the original memory configuration and reboot the computer 4 If the error persists replace the system board 00C PMM Deallocation Error during MEBx Clea...

Page 112: ... the system board 2E3 Incompatible Memory Module in Memory Socket s X X A memory module in memory socket identified in the error message is missing critical SPD information or is incompatible with the chipset 1 Verify proper memory module type 2 Try another memory socket 3 Replace with a supported module 2E4 DIMM Configuration Warning The current memory configuration is not optimized Rearrange the...

Page 113: ...y and resetting CMOS on page 109 3 Replace the hard disk drive 3F2 Hard Disk 2 Error Hard disk 2 error 1 Check and or replace cables 2 Clear CMOS See Password security and resetting CMOS on page 109 3 Replace the hard disk drive 400 Serial Port A Address Conflict Detected Both external and internal serial ports are assigned to the same resources 1 Remove any serial port expansion cards 2 Clear CMO...

Page 114: ...ed a wireless module installed in the system that is not supported and has been disabled Replace with a supported module 800 Keyboard Error Keyboard failure 1 Reconnect keyboard with computer turned off 2 Check connector for bent or missing pins 3 Ensure that none of the keys are depressed 4 Replace keyboard 801 Keyboard or System Unit Error Keyboard failure 1 Reconnect the keyboard with computer ...

Page 115: ...pply fan 910 Filter Warning Airflow filter is dirty Replace the airflow filter Interpreting system validation diagnostic front panel LEDs and audible codes During the system validation phase that occurs at system startup the BIOS validates the functionality of the following subsystems and conditions AC adapter System board power Processor failure BIOS corruption Memory failure Graphics failure Sys...

Page 116: ...s checking or recovering the boot block Hardware 3 2 The embedded controller has timed out waiting for BIOS to return from memory initialization 3 3 The embedded controller has timed out waiting for BIOS to return from 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 4 2 A p...

Page 117: ...OS button with power removed will reset the BIOS settings to factory defaults It may be useful to back up the BIOS settings or save them as custom defaults before resetting them in case they are needed later Back up can be performed in Computer Setup or using the BiosConfigUtility tool available from www hp com See Computer Setup F10 Utility on page 58 for information on backing up the BIOS settin...

Page 118: ...ischarged of static electricity by briefly touching a grounded metal object See the Safety Regulatory Information guide for more information 3 Remove the access panel 4 Locate the header and jumper NOTE The password jumper is green so that it can be easily identified For assistance locating the password jumper and other system board components see the system board components image at System board ...

Page 119: ... can damage the electronic components of the computer or optional equipment Before beginning these procedures ensure that you are discharged of static electricity by briefly touching a grounded metal object See the Safety Regulatory Information guide for more information 3 Remove the access panel CAUTION Pushing the CMOS button will reset CMOS values to factory defaults It is important to back up ...

Page 120: ...ooting advising you that configuration changes have occurred Use Computer Setup to reset any special system setups along with the date and time For instructions on Computer Setup see Computer Setup F10 Utility on page 58 112 Chapter 8 Password security and resetting CMOS ...

Page 121: ...UEFI to a USB device on page 113 b Hard drive c BIOS 3 When the diagnostic tool opens select the type of diagnostic test you want to run and then follow the on screen instructions NOTE If you need to stop a diagnostic test press esc Downloading HP PC Hardware Diagnostics UEFI to a USB device NOTE The HP PC Hardware Diagnostics UEFI download instructions are provided in English only and you must us...

Page 122: ...ur computer and then select your operating system 5 In the Diagnostic section follow the on screen instructions to select and download the UEFI version you want 114 Chapter 9 Using HP PC Hardware Diagnostics UEFI ...

Page 123: ...al information For more information see Using Windows tools on page 117 NOTE If storage is 32 GB or less Microsoft System Restore is disabled by default Creating HP Recovery media select products only If possible check for the presence of the Recovery partition and the Windows partition From the Start menu select File Explorer If your computer does not list the Windows partition and the Recovery p...

Page 124: ...he computer the drive cannot be connected to a USB port on an external device such as a USB hub If you cannot create DVD media yourself you can obtain recovery discs for your computer from HP See the Worldwide Telephone Numbers booklet included with the computer You can also find contact information on the HP website Go to http www hp com support select your country or region and follow the on scr...

Page 125: ...n select products only or use the HP Recovery media For more information see Recovering using HP Recovery Manager on page 117 If you have not already created recovery media see Creating HP Recovery media select products only on page 115 On select products if you want to recover the computer s original factory partition and content or if you have replaced the hard drive you can use the Factory Rese...

Page 126: ...re installed at the factory Factory Reset Restores the computer to its original factory state by deleting all information from the hard drive and re creating the partitions Then it reinstalls the operating system and the software that was installed at the factory The HP Recovery partition select products only allows System Recovery only Using the HP Recovery partition select products only The HP R...

Page 127: ...y on page 115 NOTE The Remove Recovery Partition option is only available on products that support this function Follow these steps to remove the HP Recovery partition 1 Type recovery in the taskbar search box and then select HP Recovery Manager 2 Select Remove Recovery Partition and then follow the on screen instructions Backing up restoring and recovering in Windows 8 1 or Windows 8 Your compute...

Page 128: ...and steps see Help and Support From the Start screen type help and then select Help and Support Using Reset when the system is not responding NOTE You may be prompted by User Account Control for your permission or password when you perform certain tasks To continue a task select the appropriate option For information about User Account Control see Help and Support From the Start screen type help a...

Page 129: ... system media completely erases the hard drive contents and reformats the hard drive All files that you have created and any software that you have installed on the computer are permanently removed When reformatting is complete the recovery process helps you restore the operating system as well as drivers software and utilities To initiate recovery using Windows operating system media NOTE This pr...

Page 130: ...nd other personal files create a backup of your personal information If files are accidentally deleted from the hard drive and they can no longer be restored from the Recycle Bin or if files become corrupted you can restore the files that you backed up In case of system failure you can use the backup files to restore the contents of your computer See Backing up your information on page 124 NOTE HP...

Page 131: ... Recovery Media Creation formats the USB flash drive deleting any files on it 1 Close all open programs 2 Insert the USB flash drive into a USB port on the computer 3 Click the Start button click All Programs click Security and Protection click Recovery Manager and then click Recovery Media Creation 4 Click Create recovery media with a USB flash drive and then click Next 5 Select the USB flash dri...

Page 132: ...ystem setup As you add new software and data files you should continue to back up your system on a regular basis to maintain a reasonably current backup Your initial and subsequent backups allow you to restore your data and settings if a failure occurs You can back up your information to an optional external hard drive a network drive or discs Note the following when backing up Store personal file...

Page 133: ...backups you made If you were not able to create system recovery DVDs or USB flash drive you can order a recovery disc set from support Go to http www hp com support select your country or region and follow the on screen instructions NOTE Always use the System Restore procedure before you use the System Recovery program See System Restore on page 125 You must choose one of the following methods to ...

Page 134: ...esponding CAUTION System Recovery deletes all data and programs you created or installed If Windows is not responding but the computer is working follow these steps to perform a System Recovery 1 Turn off the computer If necessary press and hold the power button until the computer turns off 2 Disconnect all peripheral devices from the computer except the monitor keyboard and mouse 3 Press the powe...

Page 135: ... finished remove the recovery disc or the recovery USB flash drive from the system 10 Click Finish to restart the computer Using HP Recovery Disc operating system discs select models only Use the steps provided in this section if you used HP Recovery Disc Creator to create a Windows 7 operating system DVD and a Driver Recovery DVD If you created recovery media using Creating recovery media using H...

Page 136: ...nu and press Enter Use the arrow keys to select the location where the recovery DVD is inserted Press Enter to boot from that device 3 When prompted press any keyboard key 4 Follow the on screen instructions 5 Click Next 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 the Driver Recovery DVD 2 Follow ...

Page 137: ...ited agency responsible for evaluation in the country where the power cord set will be installed 2 The power cord set must have a minimum current capacity of 10A 7A Japan only and a nominal voltage rating of 125 or 250 volts AC as required by each country s power system 3 The diameter of the wire must be a minimum of 0 75 mm2 or 18AWG and the length of the cord must be between 1 8 m 6 feet and 3 6...

Page 138: ... fittings appliance coupler and wall plug must bear the certification mark of the agency responsible for evaluation in the country where it will be used 2 The flexible cord must be Type SVT or equivalent No 18 AWG 3 conductor The wall plug must be a two pole grounding type with a NEMA 5 15P 15A 125V or NEMA 6 15P 15A 250V configuration 3 Appliance coupler flexible cord and wall plug must bear a T ...

Page 139: ...nload the latest BIOS system ROM from the HP website 2 Follow the instructions to flash the BIOS that are found on the website 3 Turn on the system and while system is powering on and after the HP splash screen press the F10 key to enter BIOS setup screen 4 Select Security Restore Security Settings to Factory Defaults Select Yes to confirm The system will reboot This action will reset the settings...

Page 140: ...ting Nonoperating 38 7 C max wet bulb 10 90 5 95 10 90 5 95 Maximum Altitude unpressurized Operating Nonoperating 16 404 ft 50 000 ft 5000 m 15 240 m Power Supply Operating Voltage Range Rated Voltage Range Rated Line Frequency Operating Line Frequency 90 264 VAC 100 240 VAC 50 60 Hz 47 63 Hz Standard efficiency 90W 89 efficient 65W 89 efficient DC Output 19 5V 1 This system utilizes an active pow...

Page 141: ...127 Driver Recovery media Windows 121 Driver Recovery media Windows 8 1 121 E electrostatic discharge ESD 12 preventing damage 13 error codes 102 107 messages 102 expansion connector board removal and replacement 48 external antenna removal and replacement 32 F F10 Setup access problem 72 f11 recovery Windows 8 120 f11 recovery Windows 8 1 120 fan illustrated 9 removal and replacement 26 37 flash ...

Page 142: ... installation 90 Internet access 99 keyboard 88 Media Card Reader 79 memory 94 monitor 80 mouse 88 network 91 power 76 printer 87 software 101 product ID location 5 R rear panel components EliteDesk 705 3 EliteDesk 800 3 MP9 3 ProDesk 400 4 ProDesk 600 3 recovery discs steps for creating Windows 7 123 recovery discs using for restore 127 recovery media creating 123 recovery media creating Windows ...

Page 143: ...0 backup and restore 115 Windows 7 backing up information 124 backup and recovery 121 Backup and Restore 124 creating backups 122 creating recovery media 122 creating system restore points 122 hard drive recovery 125 Help and Support 122 steps for creating recovery discs 123 steps for creating recovery media 122 steps for creating recovery USB flash drive 123 System Recovery 125 System Recovery us...

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