HP Pro 3125 - Minitower PC Maintenance & Service Manual Download Page 115

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Cable Connections

HP Pro 2110

System board connectors are color-coded to make it easier to find the proper connection.

Connector Name

Connector Color

Description

ATXPOWER

white

Power supply, 24-pin

ATX_CPU

white

Power supply, 4-pin

CHASSIS_FAN

brown

Chassis fan

CPU_FAN

white

Heat sink fan

F_USB2

black

Media card reader

JFP1

black

Power switch

F_AUDIO

yellow

Front I/O audio

F_USB1

white

Front I/O USB

SATA1

dark blue

Primary hard drive

SATA2

white

Primary optical drive

SATA3

light blue

Not used

SATA4

orange

Not used

HP Pro 3120

System board connectors are color-coded to make it easier to find the proper connection.

Connector Name

Connector Color

Description

ATX PWR

white

Power supply, 24-pin

ATX_CPU

white

Power supply, 4-pin

CHASSIS_FAN1

brown

Chassis fan

CPU_FAN

white

Heat sink fan

F_USB1

white

Front USB cable

JFP1

black

Power switch

F_AUDIO

yellow

Front I/O audio

F_USB2

white

Media card reader

SATA1

dark blue

Primary hard drive

SATA2

white

Primary optical drive

SATA3

light blue

Not used

SATA4

orange

Not used

Cable Management

105

Summary of Contents for Pro 3125 - Minitower PC

Page 1: ...Maintenance Service Guide HP Pro 2110 Small Form Factor HP Pro 3120 Minitower HP Pro 3120 Small Form Factor HP Pro 3125 Minitower HP Pro 3130 Minitower HP Pro 3130 Small Form Factor ...

Page 2: ... as constituting an additional warranty HP shall not be liable for technical or editorial errors or omissions contained herein This document contains proprietary information that is protected by copyright No part of this document may be photocopied reproduced or translated to another language without the prior written consent of Hewlett Packard Company Maintenance Service Guide HP Pro 2110 Small F...

Page 3: ...ollow directions could result in bodily harm or loss of life CAUTION Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of information NOTE Text set off in this manner provides important supplemental information iii ...

Page 4: ...iv About This Book ...

Page 5: ...etup Boot 8 Computer Setup Power 9 Computer Setup PC Health 10 Computer Setup Exit 10 HP Pro 3120 Computer Setup F10 Utilities 11 Using Computer Setup F10 Utilities 11 Computer Setup Main 12 Computer Setup Advanced 14 Computer Setup Power 15 Computer Setup Boot 16 Computer Setup Exit 17 HP Pro 3125 Computer Setup F10 Utilities 17 Using Computer Setup F10 Utilities 17 Computer Setup Main 18 Compute...

Page 6: ...Damage to Equipment 35 Personal Grounding Methods and Equipment 36 Grounding the Work Area 36 Recommended Materials and Equipment 37 Operating Guidelines 37 Routine Care 38 General Cleaning Safety Precautions 38 Cleaning the Computer Case 38 Cleaning the Keyboard 38 Cleaning the Monitor 39 Cleaning the Mouse 39 Service Considerations 39 Power Supply Fan 39 Tools and Software Requirements 40 Screws...

Page 7: ...ch LED Assembly 73 System Fan 74 Heat sink assembly 75 Processor 76 Power Supply 79 System Board 82 Battery 84 Type 1 Battery Holder 85 Type 2 Battery Holder 85 Type 3 Battery Holder 86 6 Removal and Replacement Procedures Small Form Factor SFF Chassis 87 Preparation for Disassembly 87 Access Panel 88 Front Bezel 89 Installing Additional Memory 90 DIMMs 90 DDR3 SDRAM DIMMs 90 Populating DIMM Socke...

Page 8: ...Recovery from the Windows Start Menu 134 System Recovery at System Startup 135 System Recovery from Recovery Discs 135 Recovery Discs 136 Choosing Recovery Discs 136 Creating Recovery Discs 137 8 Computer Diagnostic Features 138 Hewlett Packard Vision Diagnostics 138 Accessing HP Vision Diagnostics 138 Survey Tab 139 Test Tab 140 Status Tab 140 History Tab 141 Errors Tab 141 Help Tab 142 Saving an...

Page 9: ...anel Component Problems 175 Solving Internet Access Problems 176 Solving Software Problems 179 Contacting Customer Support 180 10 POST Error Messages 181 POST Text Messages 181 Interpreting POST Diagnostic Audible Codes 182 11 Password Security and Resetting CMOS 184 Resetting the Password Jumper 184 Clearing and Resetting the CMOS 185 Appendix A Connector Pin Assignments 187 Ethernet BNC 187 USB ...

Page 10: ...Country Specific Requirements 193 Appendix C Specifications 194 Minitower models 194 Small form factor models 195 Index 196 x ...

Page 11: ...ch clearance at the back of the unit and above the monitor to permit the required airflow Installing the Operating System The first time you turn on the computer the operating system is installed automatically This process takes about 5 to 10 minutes depending on which operating system is being installed Carefully read and follow the instructions on the screen to complete the installation CAUTION ...

Page 12: ...Upgrading Device Drivers Windows systems When installing optional hardware devices after the operating system installation is complete you must also install the drivers for each of the devices If prompted for the i386 directory replace the path specification with C i386 or use the Browse button in the dialog box to locate the i386 folder This action points the operating system to the appropriate d...

Page 13: ...s or damage keep a backup copy of all system software applications and related files stored on the hard drive Refer to the operating system or backup utility documentation for instructions on making backup copies of your data files Protecting the Software 3 ...

Page 14: ... boot order of bootable devices such as hard drives diskette drives optical drives or USB flash media devices Restrict a device from booting the unit Run hard drive self tests View CPU and system temperatures Establish a supervisor password that controls access to Computer Setup F10 Utility and the settings described in this section Secure integrated I O functionality including the serial USB or p...

Page 15: ...th Exit Use the arrow keys to select the appropriate heading then press Enter Use the arrow up and down keys to select the option you want then press Enter To return to the previous screen press Esc 4 To apply and save changes press the F10 key If you have made changes that you do not want applied press the F5 key to return to the previous values To load optimized default values press the F7 key C...

Page 16: ...ntification information Product Name press Enter to change Serial Number press Enter to change UUID press Enter to change SKU Number press Enter to change Family Name view only Asset Tag Number press Enter to change Feature Byte press Enter to change Build ID press Enter to change Set Time and Date Allows you to set system time and date SATA Port 1 SATA Port 2 SATA Port 3 SATA Port 4 Allows or dis...

Page 17: ... to No Errors All Errors All But Keyboard POST Delay Allows you to set a POST delay to 0 seconds 5 seconds 10 seconds 15 seconds 30 seconds Computer Setup Advanced NOTE Support for specific Computer Setup options may vary depending on the hardware configuration Table 2 3 Computer Setup Advanced Option Description Execute Disable Bit Disables enables hardware DEP function Intel R Virtualization Tec...

Page 18: ... 1 Allows you to select a setting for the onboard serial port Disabled 3F8 IRQ4 2F8 IRQ3 3E8 IRQ4 2E8 IRQ3 Computer Setup Boot NOTE Support for specific Computer Setup options may vary depending on the hardware configuration Table 2 4 Computer Setup Boot Option Description ESC Boot Menu Allows you to enable disable the option to press the ESC key to access the Boot menu during computer startup F9 ...

Page 19: ...age First Boot Device Second Boot Device Third Boot Device Fourth Boot Device Allows you to specify which devices will boot first second third and fourth or to disable any of the four Removable CDROM Hard Disk Network NOTE MS DOS drive lettering assignments may not apply after a non MS DOS operating system has started Set Supervisor Password Allows you to establish a password to control access to ...

Page 20: ...ction Disables enables Smart Fan functionality Enabling optimizes fan control for best acoustic behavior Current CPU Temperature view only Current System Temperature view only Current CPU Fan Speed view only Current System Fan Speed view only Computer Setup Exit Table 2 7 Computer Setup Exit Option Description Save Exit Setup Allows you to save current settings and exit Computer Setup Exit Without...

Page 21: ...owing steps 1 Turn on or restart the computer 2 As soon as the computer is turned on press F10 before the computer boots to the operating system to enter Computer Setup NOTE If you do not press F10 at the appropriate time you must restart the computer and again press F10 before the computer boots to the operating system to access the utility 3 The Computer Setup Utility screen is divided into menu...

Page 22: ...Allows you to set system date System IDs Allows you to view the following system identification information Product Name view only Serial Number view only UUID view only SKU Number view only Family Name view only Feature Byte view only Build ID view only Language Allows you to select language Floppy Diskette A Allows you to set drive A to Disabled 1 44 MB 3 5 Not Installed default 12 Chapter 2 Com...

Page 23: ...nly view only Transfer Mode view only Smart Support run HDD self test for selected channel SMART Status Check SMART Short Self Test SMART Extended Self Test System Information Allows you to view Installed Memory Memory Bank 1 Memory Bank 2 Memory Bank 3 Memory Bank 4 BIOS Revision Core Version HP Pro 3120 Computer Setup F10 Utilities 13 ...

Page 24: ...controller Default is enabled SATA Controller Mode If SATA Controller is enabled allows you to set the mode to IDE default AHCI RAID Onboard Audio Allows you to set the onboard audio to Enabled Disabled Auto default Onboard LAN Allows you to disable enable onboard LAN controller Default is enabled Onboard LAN Boot ROM Disables enables the boot ROM of the onboard LAN chip Default is enabled Change ...

Page 25: ...ower On Stay Off default XD Execute Disable if supported by hardware Allows you to disable enable the processor s XD feature Default is enabled Virtualization Technology Allows you to enable disable the processor s Virtualization Technology feature Default is disabled WOL in S5 Disables enables limited Wake on LAN from S5 Note that the computer can only wake from S5 during a normal shutdown event ...

Page 26: ...t Device 2nd Boot Device 3rd Boot Device 4th Boot Device Allows you to set the device group boot priority CD ROM Group Hard Drive Group Floppy Group Network Boot Group NOTE MS DOS drive lettering assignments may not apply after a non MS DOS operating system has started Floppy Group Boot Priority Specifies boot device priority within removable devices NOTE This computer does not support floppy driv...

Page 27: ...or processor and memory Modify the boot order of bootable devices such as hard drives optical drives or USB flash media devices Run hard drive self tests Establish a supervisor password that controls access to Computer Setup F10 Utility and the settings described in this section Using Computer Setup F10 Utilities Computer Setup can be accessed only by turning the computer on or restarting the syst...

Page 28: ...etup Main NOTE Support for specific Computer Setup options may vary depending on the hardware configuration Table 2 13 Computer Setup Main Option Description System Time Allows you to set system time System Date Allows you to set system date System IDs Allows you to view or change the following system identification information Product Name press Enter to change Serial Number press Enter to change...

Page 29: ...e selected drive Capacity Size HDD only view only Transfer Mode view only Smart Support run HDD self test for selected channel SMART Status Check SMART Short Self Test SMART Extended Self Test System Information Allows you to view Installed Memory Memory Bank 1 Memory Bank 2 Memory Bank 3 Memory Bank 4 BIOS Revision Core Version HP Pro 3125 Computer Setup F10 Utilities 19 ...

Page 30: ...ed allows you to set the mode to IDE AHCI USB Ports Allows you to disable enable individual USB ports Onboard LAN Allows you to disable enable onboard LAN controller Onboard LAN Boot ROM Disables enables the boot ROM of the onboard LAN chip Supervisor Password Allows you to view whether the supervisor password is enabled or disabled User Password Allows you to view whether the user password is ena...

Page 31: ... WOL in S5 Disables enables limited Wake on LAN from S5 Note that the computer can only wake from S5 during a normal shutdown event The S5 Maximum Power Savings feature must be disabled in order to enable limited Wake on LAN from S5 NX No Execute Allows you to disable enable the processor s NX feature Virtualization Technology Allows you to enable disable the processor s Virtualization Technology ...

Page 32: ...n removable devices NOTE This computer does not support floppy drives CD ROM Group Boot Priority Specifies boot device priority within CD DVD drives HDD Group Boot Priority Specifies boot device priority within hard drives Network Group Boot Priority Specifies boot device priority within bootable network devices Computer Setup Exit NOTE Support for specific Computer Setup options may vary dependin...

Page 33: ...owing steps 1 Turn on or restart the computer 2 As soon as the computer is turned on press F10 before the computer boots to the operating system to enter Computer Setup NOTE If you do not press F10 at the appropriate time you must restart the computer and again press F10 before the computer boots to the operating system to access the utility 3 The Computer Setup Utility screen is divided into menu...

Page 34: ...Allows you to set system date System IDs Allows you to view the following system identification information Product Name view only Serial Number view only UUID view only SKU Number view only Family Name view only Feature Byte view only Build ID view only Language Allows you to select language Floppy Diskette A Allows you to set drive A to Disabled 1 44 MB 3 5 Not Installed default 24 Chapter 2 Com...

Page 35: ...only view only Transfer Mode view only Smart Support run HDD self test for selected channel SMART Status Check SMART Short Self Test SMART Extended Self Test System Information Allows you to view Installed Memory Memory Bank 1 Memory Bank 2 Memory Bank 3 Memory Bank 4 BIOS Revision Core Version HP Pro 3130 Computer Setup F10 Utilities 25 ...

Page 36: ...isable enable individual USB ports SATA Controller Allows you to disable enable the SATA controller Default is enabled SATA Controller Mode If SATA Controller is enabled allows you to set the mode to IDE AHCI default RAID Onboard Audio Allows you to set the onboard audio to Enabled Disabled Auto default Onboard LAN Allows you to disable enable onboard LAN controller Default is enabled Onboard LAN ...

Page 37: ...depending on the hardware configuration Table 2 20 Computer Setup Power Option Description After AC Power Failure Allows you to select system restart behavior after power loss Auto Power On Stay Off default XD Execute Disable if supported by hardware Allows you to disable enable the processor s XD feature Default is enabled Virtualization Technology Allows you to enable disable the processor s Vir...

Page 38: ...py Group Boot Priority Specifies boot device priority within removable devices NOTE This computer does not support floppy drives CD ROM Group Boot Priority Specifies boot device priority within CD DVD drives HDD Group Boot Priority Specifies boot device priority within hard drives Network Group Boot Priority Specifies boot device priority within bootable network devices ESC Boot Menu Allows you to...

Page 39: ...er Setup Exit Option Description Exit Saving Changes Press Enter to exit saving changes Exit Discarding Changes Press Enter to exit discarding changes Load Setup Defaults Press Enter to load setup defaults Discard Changes Press Enter to discard changes Save Changes Press Enter to save changes HP Pro 3130 Computer Setup F10 Utilities 29 ...

Page 40: ...e voltages 3 3 V 5 V 12 V Jumpers for configuring drive N A Data transfer rate 3 0 Gb s SATA Hard Drive Cables SATA Data Cable Always use an HP approved SATA 3 0 Gb s cable as it is fully backwards compatible with the SATA 1 5 Gb s drives Current HP desktop products ship with SATA 3 0 Gb s hard drives SATA data cables are susceptible to damage if overflexed Never crease a SATA data cable and never...

Page 41: ...e of a drive partition A drive partition is the largest segment of a drive that may be properly accessed by the operating system A single hard drive may therefore be subdivided into a number of unique drive partitions in order to make use of all of its space Because of the differences in the way that drive sizes are calculated the size reported by the operating system may differ from that marked o...

Page 42: ...ons described in this chapter is essential for proper service CAUTION When the computer is plugged into an AC power source voltage is always applied to the system board You must disconnect the power cord from the power source before opening the computer to prevent system board or component damage 32 Chapter 4 Identifying the Chassis Routine Care and Disassembly Preparation ...

Page 43: ...nd small form factor chassis are available Minitower Figure 4 1 Bezel without reset button left and with reset button right Figure 4 2 Bezel without reset button left and with reset button right for China only Chassis Designation 33 ...

Page 44: ...Small Form Factor Figure 4 3 Small form factor 34 Chapter 4 Identifying the Chassis Routine Care and Disassembly Preparation ...

Page 45: ... across vinyl floor Motions of bench worker Removing DIPs from plastic tube 7 500 V 3 000 V 400 V 400 V 15 000 V 5 000 V 800 V 700 V 35 000 V 12 000 V 6 000 V 2 000 V Removing DIPs from vinyl tray Removing DIPs from Styrofoam Removing bubble pack from PCB Packing PCBs in foam lined box 2 000 V 3 500 V 7 000 V 5 000 V 4 000 V 5 000 V 20 000 V 11 000 V 11 500 V 14 500 V 26 500 V 21 000 V These are t...

Page 46: ... one megohm 10 resistance between the operator and ground Static Shielding Protection Levels Method Voltage Antistatic plastic Carbon loaded plastic Metallized laminate 1 500 7 500 15 000 Grounding the Work Area To prevent static damage at the work area use the following precautions Cover the work surface with approved static dissipative material Provide a wrist strap connected to the work surface...

Page 47: ... prolong the life of the computer Keep the computer away from excessive moisture direct sunlight and extremes of heat and cold Operate the computer on a sturdy level surface Leave a 10 2 cm 4 inch 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 keybo...

Page 48: ...hields when cleaning the keyboard Cleaning the Computer Case Follow all safety precautions in General Cleaning Safety Precautions on page 38 before cleaning the computer To clean the computer case follow the procedures described below To remove light stains or dirt use plain water with a clean lint free cloth or swab For stronger stains use a mild dishwashing liquid diluted with water Rinse well b...

Page 49: ...onitor Wipe the monitor screen with a clean cloth moistened with water or with a towelette designed for cleaning monitors Do not use sprays or aerosols directly on the screen the liquid may seep into the housing and damage a component Never use solvents or flammable liquids on the monitor To clean the monitor body follow the procedures in Cleaning the Computer Case on page 38 Cleaning the Mouse Be...

Page 50: ...event damage Cables and Connectors Most cables used throughout the unit are flat flexible cables These cables must be handled with care to avoid damage Apply only the tension required to seat or unseat the cables during insertion or removal from the connector Handle cables by the connector whenever possible In all cases avoid bending or twisting the cables and ensure that the cables are routed in ...

Page 51: ...vides power to the real time clock and has a minimum lifetime of about three years See the appropriate removal and replacement chapter for the chassis you are working on in this guide for instructions on the replacement procedures WARNING This computer contains a lithium battery There is a risk of fire and chemical burn if the battery is handled improperly Do not disassemble crush puncture short e...

Page 52: ...uter before disconnecting any cables CAUTION Regardless of the power on state voltage is always present on the system board as long as the system is plugged into an active AC outlet In some systems the cooling fan is on even when the computer is in the Standby or Suspend modes The power cord should always be disconnected before servicing a unit 5 Disconnect the power cord from the electrical outle...

Page 53: ... the computer chassis 3 Slide the access panel back 2 about 1 3 cm 1 2 inch then lift it off the unit NOTE You may want to lay the computer on its side to install internal parts Be sure the side with the access panel is facing up Figure 5 1 Removing the Computer Access Panel To replace the access panel reverse the removal steps Access Panel 43 ...

Page 54: ...ard on the three latches on the right side of the bezel 1 then rotate the right side of the bezel off the chassis 2 followed by the left side Figure 5 2 Removing the Front Bezel NOTE The appearance of the front bezel may vary To reinstall the front bezel reverse the removal procedure 44 Chapter 5 Removal and Replacement Procedures Minitower MT Chassis ...

Page 55: ... outer left edge of the bezel 2 and pull the bezel blank inwards to free it from the front bezel 3 Figure 5 3 Removing a Bezel Blank 4 Replace the front bezel Memory The computer comes with double data rate 3 synchronous dynamic random access memory DDR3 SDRAM dual inline memory modules DIMMs DDR3 SDRAM DIMMs The memory sockets on the system board can be populated with up to four industry standard...

Page 56: ...and device width can vary between the channels For example if Channel A is populated with two 1 GB DIMMs and Channel B is populated with one 2 GB DIMM the system will operate in dual channel mode The system will operate in flex mode if the total memory capacity of the DIMMs in Channel A is not equal to the total memory capacity of the DIMMs in Channel B In flex mode the channel populated with the ...

Page 57: ...ns HP Pro 3120 When installing memory modules If installing only one memory module install it in DIMM1 If installing 2 memory modules 2 matching memory modules install in DIMM1 and DIMM3 2 non matching memory modules install in DIMM1 and DIMM3 Install the larger GB module in DIMM1 and smaller MB module in DIMM3 Memory 47 ...

Page 58: ... 3 matching memory modules and 1 non matching memory module of smaller size MB than combined matching modules example 3x2GB 1x1GB install the matching pair in DIMM2 DIMM4 and DIMM1 and smaller MB module in DIMM3 Figure 5 4 DIMM Socket Locations HP Pro 3120 Table 5 1 DIMM Socket Locations HP Pro 3120 Item Description Socket Color Insertion Order 1 XMM1 socket Channel A populate first Black 1 2 XMM2...

Page 59: ...l in DIMM3 DIMM4 and DIMM1 2 matching memory modules and 1 non matching memory module of smaller size MB than combined matching modules example 2x2GB and 1x1GB install the matching pair in DIMM3 and DIMM4 and smaller MB module in DIMM1 If installing 4 memory modules 4 matching memory modules install in DIMM3 DIMM4 DIMM1 and DIMM2 3 matching memory modules and 1 non matching memory module of smalle...

Page 60: ...all the larger GB module in DIMM2 and smaller MB module in DIMM4 If installing 3 memory modules 3 matching memory modules install in DIMM2 DIMM4 and DIMM1 2 matching memory modules and 1 non matching memory module of smaller size MB than combined matching modules example 2x2GB and 1x1GB install the matching pair in DIMM2 and DIMM4 and smaller MB module in DIMM1 If installing 4 memory modules 4 mat...

Page 61: ...cket Locations HP Pro 3130 Item Description Socket Color Insertion Order 1 XMM1 socket Channel B Black 3 2 XMM2 socket Channel B populate first Blue 1 3 XMM3 socket Channel A Black 4 4 XMM4 socket Channel A Blue 2 NOTE A DIMM must occupy the XMM2 socket Memory 51 ...

Page 62: ...ent 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 contacts Doing...

Page 63: ...ulating DIMM Sockets on page 47 for more information 5 Push the DIMM module down firmly into the socket ensuring that the module is fully inserted and properly seated The DIMM must be pushed all the way down into the socket and sit evenly in the socket to avoid memory corruption Make sure the latches are in the closed position 3 6 Repeat steps 4 and 5 to install any additional modules 7 Replace th...

Page 64: ...xpress x1 expansion slots and one PCI Express x16 expansion slot The expansion slots accommodate full height or half height expansion cards Expansion Slot Locations Figure 5 8 Expansion Slot Locations HP Pro 3120 54 Chapter 5 Removal and Replacement Procedures Minitower MT Chassis ...

Page 65: ...Figure 5 9 Expansion Slot Locations HP Pro 3125 Figure 5 10 Expansion Slot Locations HP Pro 3130 Expansion Cards 55 ...

Page 66: ...ge 42 2 Remove the access panel Access Panel on page 43 3 Locate the correct vacant expansion socket on the system board and the corresponding expansion slot on the back of the computer chassis 4 On the rear of the computer a slot cover lock secures the expansion card brackets in place Remove the screw from the slot cover lock then slide the slot cover lock up to remove it from the chassis Figure ...

Page 67: ...te shield for the expansion card you are installing Figure 5 12 Removing an Expansion Slot Cover b If you are removing a standard PCI Express x1 card hold the card at each end and carefully rock it back and forth until the connectors pull free from the socket Pull the expansion card straight up from the socket then away from the inside of the chassis to release it from the chassis frame Be sure no...

Page 68: ...e other components Figure 5 14 Removing a PCI Express x16 Expansion Card 6 Store the removed card in anti static packaging 7 If you are not installing a new expansion card install an expansion slot cover to close the open slot CAUTION After removing an expansion card you must replace it with a new card or expansion slot cover for proper cooling of internal components during operation 58 Chapter 5 ...

Page 69: ...em board Figure 5 15 Installing an Expansion Card NOTE When installing an expansion card press firmly on the card so that the whole connector seats properly in the expansion card slot 9 Replace the slot cover lock and secure it in place with the screw that was previously removed Figure 5 16 Securing the Expansion Cards and Slot Covers 10 Connect external cables to the installed card if needed Conn...

Page 70: ...bbon cables come prefolded Never change the folds on these cables 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 components like the drive cage power supply or computer cover to push cables down into the chassis Always position the cables to lay properly by themselves When removing the power supply power cable from the 24 pin connecto...

Page 71: ...rive SATA2 white Primary optical drive SATA3 light blue Second hard drive SATA4 orange Second optical drive HP Pro 3125 System board connectors are color coded to make it easier to find the proper connection Connector Name Connector Color Description P15 white Power supply 24 pin PU521 white Power supply 4 pin SYS_FAN brown Chassis fan CPU_FAN white Heat sink fan J18 black Power switch F_AUDIO yel...

Page 72: ...in SYS_FAN1 brown Chassis fan CPU_FAN1 white Heat sink fan JPF1 black Power switch JAUD1 yellow Front I O audio JUSB2 white Front I O USB JUSB1 white Media card reader JJ1394_1 red 1394 connector SATA1 dark blue Primary hard drive SATA2 white Primary optical drive SATA3 light blue Second hard drive SATA4 orange Second optical drive 62 Chapter 5 Removal and Replacement Procedures Minitower MT Chass...

Page 73: ... appearance may vary Figure 5 17 Drive Positions 1 Two 5 25 inch external drive bays for optional drives optical drives shown 2 One 3 5 inch external drive bay for optional drive media card reader shown 3 Primary 3 5 inch internal hard drive bay 4 Secondary 3 5 inch internal hard drive bay for optional hard drive To verify the type size and capacity of the storage devices installed in the computer...

Page 74: ...e inserting or removing a drive shut down the operating system properly turn off the computer and unplug the power cord Do not remove a 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 Handle a drive carefully do not drop it Do not use excessive force when inserting a d...

Page 75: ...s System Board Drive Connections Figure 5 18 System Board Drive Connections HP Pro 3120 Table 5 5 System Board Drive Connections HP Pro 3120 No System Board Connector System Board Label Color 1 SATA0 SATA0 dark blue 2 SATA1 SATA1 white 3 SATA2 SATA2 light blue 4 SATA3 SATA3 orange 5 Media Card Reader F_USB2 white Drives 65 ...

Page 76: ...ard Drive Connections HP Pro 3125 No System Board Connector System Board Label Color 1 SATA1 SATA1 dark blue 2 SATA2 SATA2 white 3 SATA3 SATA3 light blue 4 SATA4 SATA4 orange 5 Media Card Reader F_USB1 white 66 Chapter 5 Removal and Replacement Procedures Minitower MT Chassis ...

Page 77: ...P Pro 3130 Table 5 7 System Board Drive Connections HP Pro 3130 No System Board Connector System Board Label Color 1 SATA1 SATA1 dark blue 2 SATA2 SATA2 white 3 SATA3 SATA3 light blue 4 SATA4 SATA4 orange 5 Media Card Reader JUSB1 white Drives 67 ...

Page 78: ...isconnect the power cable 1 and data cable 2 from the rear of the optical drive Figure 5 21 Disconnecting the Power and Data Cables 5 Pull out the drive latch and swing it to the left 1 then slide the drive out of the front of the chassis 2 Figure 5 22 Removing the Optical Drive Reverse the removal procedure to install an optical drive If installing a new optical drive in a previously unused drive...

Page 79: ...lso if you are replacing the primary hard drive make sure you have created a Recovery Disc Set to restore the operating system software drivers and any software applications that were preinstalled on the computer If you do not have this CD set select Start HP Backup and Recovery and create it now 1 Prepare the computer for disassembly Preparation for Disassembly on page 42 2 Remove the access pane...

Page 80: ... the hard drive cage away from the bottom of the chassis 2 as shown below Figure 5 24 Releasing the Hard Drive Cage 5 Lift the hard drive cage out of the chassis Figure 5 25 Removing the Hard Drive Cage 70 Chapter 5 Removal and Replacement Procedures Minitower MT Chassis ...

Page 81: ...back of the hard drive Figure 5 26 Disconnecting the Hard Drive Cables 7 Remove the four screws that secure the hard disk drive to the hard drive cage 1 then slide the hard disk drive out of the hard drive cage 2 Figure 5 27 Removing the Hard Drive Drives 71 ...

Page 82: ...bles from the yellow and white system board connectors on the system board 6 Remove the screw that secures the housing to the chassis and then pull the assembly away from the chassis while guiding the cables through the hole in the chassis To install the housing assembly reverse the removal procedures When installing the assembly note that the assembly has hooks that fit into slots in the chassis ...

Page 83: ...ical drive Removing an Optical Drive on page 68 6 Disconnect the braided cables from the black system board connector 7 Remove the cable from the clips in the optical drive cage 8 Press the tab on the top of the power switch to disengage it from the chassis lift the switch upward to disengage the tab at the bottom of the switch from the chassis and then pull the power switch away from the chassis ...

Page 84: ...move the access panel Access Panel on page 43 3 Lay the computer on its side with the rear facing toward you 4 Disconnect the cable from the red brown system board connector 5 Remove the four Phillips screws that secure the fan to the chassis rotate the top of the fan forward and then remove the fan from the chassis NOTE Rear I O panel appearance may vary To install the fan reverse the removal pro...

Page 85: ...nel on page 43 3 Lay the computer on its side with the rear facing toward you 4 Disconnect the heat sink fan control cable 1 from the white system board connector 5 If the computer uses a heat sink secured with four Torx screws loosen the four captive torx T15 screws 2 that secure the heat sink to the system board 6 If the heat sink is secured using a lever mechanism lift the lever 1 that secures ...

Page 86: ...ttom of heat sink When installing a heat sink if sufficient pressure is not applied during heat sink installation heat sink may cant tilt causing boot errors CAUTION Do not apply pressure to the heat sink fan blades or center area This may damage the fan When installing the heat sink apply pressure only to fan frame Processor The computer may use an Intel or an AMD processor Removal and replacemen...

Page 87: ... handle the pins in the processor socket These pins are very fragile and handling them could cause irreparable damage Once pins are damaged it may be necessary to replace the system board CAUTION The heat sink must be installed within 24 hours of installing the processor to prevent damage to the processor s solder connections NOTE Steps 10 11 are for computers with AMD processors See steps 7 9 for...

Page 88: ...f installing an Intel processor close the retainer 3 Secure the locking lever If reusing the existing heat sink go to step 4 If using a new heat sink go to step 7 4 If reusing the existing heat sink clean the bottom of the heat sink with the alcohol pad provided in the spares kit 5 Apply the thermal grease provided in the spares kit to the top of the processor and install the heat sink atop the pr...

Page 89: ...ssis floor WARNING Voltage is always present on the system board when the computer is plugged into an active AC outlet To avoid possible personal injury and damage to the equipment the power cord should be disconnected from the computer and or the AC outlet before opening the computer Table 5 8 Model 3120 power supply cable connections Power supply connector label Connects to P1 Main power connect...

Page 90: ...ection for a list of settings Spare power supplies normally arrive set for 230 V 1 Prepare the computer for disassembly Preparation for Disassembly on page 42 2 Remove the access panel Access Panel on page 43 3 Lay the computer on its side with the rear facing toward you 4 Disconnect all power cables from the mass storage devices and from the system board two connectors 5 Remove the four screws th...

Page 91: ... the power supply reverse the removal procedure Table 5 11 Country power supply settings Country Voltage setting Country Voltage setting Austria 230W Mexico 115W Australia 230W The Netherlands 230W Argentina 230W New Zealand 230W Belgium 230W Portugal 230W Brazil 230W Norway 230W Canada 115W People s Republic of China 230W Caribbean 230W Singapore 230W Denmark 230W South Korea 230W Finland 230W Sp...

Page 92: ... board 1 Prepare the computer for disassembly Preparation for Disassembly on page 42 2 Remove the access panel Access Panel on page 43 3 Lay the computer on its side with the rear facing toward you 4 Remove the front bezel Front Bezel on page 44 5 Remove an expansion cards Expansion Cards on page 54 6 Disconnect the power and data cables from the back of all installed drives 7 Disconnect all cable...

Page 93: ...ports on the rear of the system board to cutouts in the rear of the chassis keep EMI tabs on top of the connectors and firmly slide toward the chassis rear until system board screw holes are aligned to mounting holes in the chassis Ensure ground fingers make contact with the connectors on the system board and are not damaged When installing the system board recommended torque 4 6 in lbs When repla...

Page 94: ...d for this product CAUTION Before replacing the battery it is important to back up the computer CMOS settings When the battery is removed or replaced the CMOS settings will be cleared Refer to the Troubleshooting Guide for information on backing up the CMOS settings NOTE Batteries battery packs and accumulators should not be disposed of together with the general household waste In order to forward...

Page 95: ...passwords and any special system setups using Computer Setup Refer to the Computer Setup F10 Utility Guide Type 2 Battery Holder 1 To release the battery from its holder squeeze the metal clamp that extends above one edge of the battery When the battery pops up lift it out 1 2 To insert the new battery slide one edge of the replacement battery under the holder s lip with the positive side up 2 Pus...

Page 96: ...n the clip 1 that holds the battery in place then remove the battery 2 2 Insert the new battery and position the clip back in place 3 Replace the computer access panel 4 Plug in the computer and turn on power to the computer 5 Reset the date and time your passwords and any special system setups using Computer Setup Refer to the Computer Setup F10 Utility Guide 86 Chapter 5 Removal and Replacement ...

Page 97: ...d from the computer 5 Turn off the computer and any peripheral devices that are connected to it CAUTION Turn off the computer before disconnecting any cables Regardless of the power on state voltage is always present on the system board as long as the system is plugged into an active AC outlet In some systems the cooling fan is on even when the computer is in the Standby or Suspend modes The power...

Page 98: ... on a stand remove the computer from the stand 3 Loosen the thumbscrew 1 and then grasp the handle and remove the panel from the computer 2 Figure 6 1 Removing the Access Panel To install the access panel reverse the removal procedure 88 Chapter 6 Removal and Replacement Procedures Small Form Factor SFF Chassis ...

Page 99: ...reparation for Disassembly on page 87 2 Remove the access panel Access Panel on page 88 3 Lift up the three tabs on the side of the bezel 1 then rotate the bezel off the chassis 2 Figure 6 2 Removing the Front Bezel To install the front bezel reverse the removal procedure Front Bezel 89 ...

Page 100: ... 3130 16 GB DDR3 SDRAM DIMMs For proper system operation the DDR3 SDRAM DIMMs must be industry standard 240 pin unbuffered non ECC PC3 8500 DDR3 1066 MHz compliant or PC3 10600 DDR3 1333 MHz compliant 1 5 volt DDR3 SDRAM DIMMs The DDR3 SDRAM DIMMs must also support CAS latency 7 DDR3 1066 MHz 7 7 7 timing and CAS latency 9 DDR3 1333 MHz 9 9 9 timing contain the mandatory JEDEC SPD information In a...

Page 101: ...ching memory modules install in DIMM1 and DIMM2 2 non matching memory modules install in DIMM1 and DIMM2 Install the larger GB module in DIMM1 and smaller MB module in DIMM2 Figure 6 3 DIMM Socket Locations HP Pro 2110 Table 6 1 DIMM Socket Locations HP Pro 2110 Item Description Socket Color Insertion Order 1 DIMM1 socket Channel A populate first White 1 2 DIMM2 socket Channel A White 2 NOTE A DIM...

Page 102: ...ing memory modules and 1 non matching memory module of smaller size MB than combined matching modules example 2x2GB and 1x1GB install the matching pair in DIMM1 and DIMM2 and smaller MB module in DIMM2 If installing 4 memory modules 4 matching memory modules install in DIMM1 DIMM3 DIMM2 and DIMM4 3 matching memory modules and 1 non matching memory module of smaller size MB than combined matching m...

Page 103: ...IMM2 and DIMM4 Install the larger GB module in DIMM2 and smaller MB module in DIMM4 If installing 3 memory modules 3 matching memory modules install in DIMM2 DIMM4 and DIMM1 2 matching memory modules and 1 non matching memory module of smaller size MB than combined matching modules example 2x2GB and 1x1GB install the matching pair in DIMM2 and DIMM4 and smaller MB module in DIMM1 If installing 4 m...

Page 104: ...pending on how the DIMMs are installed The system will operate in single channel mode if the DIMM sockets are populated in one channel only The system will operate in a higher performing dual channel mode if the total memory capacity of the DIMMs in Channel A is equal to the total memory capacity of the DIMMs in Channel B The technology and device width can vary between the channels For example if...

Page 105: ...mately 30 seconds for the power to drain before adding or removing memory modules Regardless of the power on state voltage is always supplied to the memory modules as long as the computer is plugged into an active AC outlet Adding or removing memory modules while voltage is present may cause irreparable damage to the memory modules or system board If you see an LED light on the system board voltag...

Page 106: ...een Channel A and Channel B 5 Push the module down into the socket ensuring that the module is fully inserted and properly seated Make sure the latches are in the closed position 3 6 Repeat steps 4 and 5 to install any additional modules 7 Replace the access panel 8 If the computer was on a stand replace the stand 9 Reconnect the power cord and turn on the computer 10 Lock any security devices tha...

Page 107: ... 3130 models all offer one accessible PCI Express x1 expansion slot and one accessible PCI Express x16 expansion slot There are two other PCI Express x1 expansion slots that the power supply blocks access to The expansion slots accommodate full height or half height expansion cards Expansion Slot Locations Figure 6 7 Expansion Slot Locations HP Pro 2110 Expansion Cards 97 ...

Page 108: ...Figure 6 8 Expansion Slot Locations HP Pro 3120 Figure 6 9 Expansion Slot Locations HP Pro 3130 98 Chapter 6 Removal and Replacement Procedures Small Form Factor SFF Chassis ...

Page 109: ...paration for Disassembly on page 42 2 Remove the access panel Access Panel on page 43 3 Locate the correct vacant expansion socket on the system board and the corresponding expansion slot on the back of the computer chassis 4 On the rear of the computer a slot cover lock secures the expansion card brackets in place Remove the screw from the slot cover lock then slide the slot cover lock up to remo...

Page 110: ...e installing Figure 6 11 Removing an Expansion Slot Cover b If you are removing a standard PCI card or PCI Express x1 card hold the card at each end and carefully rock it back and forth until the connectors pull free from the socket Pull the expansion card straight up from the socket then away from the inside of the chassis to release it from the chassis frame Be sure not to scrape the card agains...

Page 111: ...crape the card against the other components Figure 6 13 Removing a PCI Express x16 Expansion Card 6 Store the removed card in anti static packaging 7 If you are not installing a new expansion card install an expansion slot cover to close the open slot CAUTION After removing an expansion card you must replace it with a new card or expansion slot cover for proper cooling of internal components durin...

Page 112: ...g an Expansion Card NOTE When installing an expansion card press firmly on the card so that the whole connector seats properly in the expansion card slot 9 Replace the slot cover lock and secure it in place with the screw that was previously removed Figure 6 15 Securing the Expansion Cards and Slot Covers 10 Connect external cables to the installed card if needed Connect internal cables to the sys...

Page 113: ...e front of the chassis 1 Prepare the computer for disassembly Preparation for Disassembly on page 87 2 Remove the access panel Access Panel on page 88 3 Remove the front bezel Front Bezel on page 89 4 Disconnect the fan cable from the red brown system board connector 5 Remove the Torx screw that secures the fan to the computer 1 6 While pressing the tab 2 slide the fan away from the optical drive ...

Page 114: ...age 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 components like the drive cage power supply or computer cover to push cables down into the chassis Always position the cables...

Page 115: ...imary hard drive SATA2 white Primary optical drive SATA3 light blue Not used SATA4 orange Not used HP Pro 3120 System board connectors are color coded to make it easier to find the proper connection Connector Name Connector Color Description ATX PWR white Power supply 24 pin ATX_CPU white Power supply 4 pin CHASSIS_FAN1 brown Chassis fan CPU_FAN white Heat sink fan F_USB1 white Front USB cable JFP...

Page 116: ...S_FAN1 brown Chassis fan CPU_FAN1 white Heat sink fan JPF1 black Power switch JAUD1 yellow Front I O audio JUSB2 white Front I O USB JUSB1 white Media card reader JJ1394_1 red 1394 connector SATA1 dark blue Primary hard drive SATA2 white Primary optical drive SATA3 light blue Second hard drive SATA4 orange Second optical drive 106 Chapter 6 Removal and Replacement Procedures Small Form Factor SFF ...

Page 117: ...ive 1 Prepare the computer for disassembly Preparation for Disassembly on page 42 2 Remove the access panel Access Panel on page 43 3 Lay the computer on its side with the front facing toward you 4 Remove the front bezel Front Bezel on page 44 5 Disconnect the cable from the rear of the optical drive Figure 6 17 Optical drive eject button cable Optical Drive Eject Button 107 ...

Page 118: ...d then pull the assembly from the chassis while threading the wire through the hole in the chassis Figure 6 18 Removing the optical drive eject button To install the optical drive eject button reverse the removal procedures 108 Chapter 6 Removal and Replacement Procedures Small Form Factor SFF Chassis ...

Page 119: ...itions Figure 6 19 Drive Positions Table 6 5 Drive Positions 1 5 25 inch external drive bay for optional drives optical drive shown 2 3 5 inch internal hard drive bay NOTE The drive configuration on your computer may be different than the drive configuration shown above To verify the type size and capacity of the storage devices installed in the computer run Computer Setup Drives 109 ...

Page 120: ...emoving a drive shut down the operating system properly turn off the computer and unplug the power cord Do not remove a 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 Handle a drive carefully do not drop it Do not use excessive force when inserting a drive Avoid expos...

Page 121: ...nectors Figure 6 20 System Board Drive Connections HP Pro 2110 Table 6 6 System Board Drive Connections HP Pro 2110 No System Board Connector System Board Label Color 1 SATA1 SATA1 dark blue 2 SATA2 SATA2 white 3 SATA3 not used SATA3 light blue 4 SATA4 not used SATA4 orange 5 Media Card Reader F_USB2 black Drives 111 ...

Page 122: ...ections HP Pro 3120 No System Board Connector System Board Label Color 1 SATA0 SATA0 dark blue 2 SATA1 SATA1 white 3 SATA2 not used SATA2 light blue 4 SATA3 not used SATA3 orange 5 Media Card Reader F_USB1 white 112 Chapter 6 Removal and Replacement Procedures Small Form Factor SFF Chassis ...

Page 123: ... SATA4 orange 5 Media Card Reader JUSB1 white Removing the Optical Drive CAUTION All removable media should be taken out of a drive before removing the drive from the computer To remove the optical drive 1 Prepare the computer for disassembly Preparation for Disassembly on page 87 2 Remove the access panel Access Panel on page 88 3 Remove the front bezel Front Bezel on page 89 4 Remove the system ...

Page 124: ...place the drive reverse the removal procedure When installing an optical drive slide it into the drive bay until it snaps into place Removing the Hard Drive NOTE The system does not support Parallel ATA PATA hard drives Before you remove the old hard drive be sure to back up the data from the old hard drive so that you can transfer the data to the new hard drive 114 Chapter 6 Removal and Replaceme...

Page 125: ...Bezel on page 89 4 Remove the system fan System Fan on page 103 5 Remove the optical drive Removing the Optical Drive on page 113 6 Disconnect the power cable and data cable from the back of the hard drive 7 Remove the four screws securing the drive cage assembly to the PC one at the top of the assembly and three on the front of the PC Figure 6 25 Hard drive cage screw location top Figure 6 26 Har...

Page 126: ...ge assembly Figure 6 28 Hard drive screws Figure 6 29 Hard drive screws 10 Slide the hard drive out of the drive cage assembly To install a hard drive reverse the removal procedures When installing the hard drive into the drive cage slide the drive into the cage so that the connector edge of the drive is on the side of the cage with the optical drive retaining latch 116 Chapter 6 Removal and Repla...

Page 127: ...mbly on page 87 2 Remove the access panel Access Panel on page 88 3 Remove the front bezel Front Bezel on page 89 4 Remove the system fan System Fan on page 103 5 Disconnect the front audio and front USB cables from the yellow and white system board connectors 6 Remove the cables from the clips on the base of the computer Figure 6 30 Front I O assembly cable clip locations Front I O Assembly 117 ...

Page 128: ... and pull it away from the front of the chassis while threading the wires through the hole in the chassis 2 Figure 6 32 Removing the front I O assembly To install the front I O assembly reverse the removal procedure NOTE Be sure to correctly route the cables when reinstalling the assembly Proper cable routing prevents damage to the cables and promotes proper air flow 118 Chapter 6 Removal and Repl...

Page 129: ...he front facing toward you 4 Remove the front bezel Front Bezel on page 44 5 Remove the optical drive Removing an Optical Drive on page 68 6 Remove the hard drive Removing the Hard Drive on page 114 7 Disconnect the cable from the black system board connector 8 Remove the cable from the clips under the hard drive cage Figure 6 33 Removing the power switch cable Power Switch LED Assembly 119 ...

Page 130: ...de the switch downward to disengage the tabs from the chassis 2 and then pull the power switch away from the chassis while guiding the wires through the hole in the chassis Figure 6 34 Removing the power switch 120 Chapter 6 Removal and Replacement Procedures Small Form Factor SFF Chassis ...

Page 131: ...move the power switch cable from the clips located in the optical drive bay on the inside of the chassis To install the power switch LED assembly reverse the removal procedures Power Switch LED Assembly 121 ...

Page 132: ...If the computer uses a heat sink secured with four Torx screws loosen the four captive torx T15 screws 2 that secure the heat sink to the system board 6 Lift the lever 1 that secures the heat sink latch to the heat sink bracket attached to the system board 7 After loosening the lever press downward on the lever to release the square clip 2 from the tab on the heat sink bracket 8 Use the lever to m...

Page 133: ...AMD processor Removal and replacement procedures vary depending on processor type 1 Prepare the computer for disassembly Preparation for Disassembly on page 42 2 Remove the access panel Access Panel on page 43 3 Lay the computer on its side with the rear facing toward you 4 Disconnect the heat sink control cable from the system board and remove the heatsink Heat sink assembly on page 75 5 If the c...

Page 134: ...sary to replace the system board CAUTION The heat sink must be installed within 24 hours of installing the processor to prevent damage to the processor s solder connections NOTE Steps 10 11 are for computers with AMD processors See steps 7 9 for instructions to remove Intel processors 10 Rotate the locking lever to its full open position 1 124 Chapter 6 Removal and Replacement Procedures Small For...

Page 135: ...Intel processor close the retainer 3 Secure the locking lever If reusing the existing heat sink go to step 4 If using a new heat sink go to step 7 4 If reusing the existing heat sink clean the bottom of the heat sink with the alcohol pad provided in the spares kit 5 Apply the thermal grease provided in the spares kit to the top of the processor and install the heat sink atop the processor 6 Go to ...

Page 136: ... HP should be used with the computer WARNING Voltage is always present on the system board when the computer is plugged into an active AC outlet To avoid possible personal injury and damage to the equipment the power cord should be disconnected from the computer and or the AC outlet before opening the computer Table 6 9 HP Pro 2110 3120 and 3130 power supply cable connections Power supply connecto...

Page 137: ...he power supply up and out of the chassis Figure 6 37 Removing the power supply NOTE If the power supply includes a voltage select switch make sure to set the red switch to the setting 230 V or 115 V appropriate for the country in which the computer is used Spare power supplies normally arrive set for 230 V To install the power supply reverse the removal procedure Power Supply 127 ...

Page 138: ...d 230W Japan 115W The United Kingdom 230W Latin America 115W The United States 115W System Board 1 Prepare the computer for disassembly Preparation for Disassembly on page 87 2 When replacing the system board make sure the following components are removed from the defective system board and installed on the replacement system board Memory modules seeInstalling Additional Memory on page 90 Expansio...

Page 139: ... the system board screw holes are aligned to the mounting holes in the chassis When installing a system board align the ports on the rear of the system board to cutouts in the rear of the chassis keep EMI tabs on top of the connectors and firmly slide toward the chassis rear until system board screw holes are aligned to mounting holes in the chassis Ensure ground fingers make contact with the conn...

Page 140: ...designated for this product CAUTION Before replacing the battery it is important to back up the computer CMOS settings When the battery is removed or replaced the CMOS settings will be cleared NOTE HP encourages customers to recycle used electronic hardware HP original print cartridges and rechargeable batteries For more information about recycling programs go to http www hp com recycle CAUTION St...

Page 141: ...ate and time your passwords and any special system setups using Computer Setup Refer to Computer Setup F10 Utility on page 4 Type 2 Battery Holder 1 To release the battery from its holder squeeze the metal clamp that extends above one edge of the battery When the battery pops up lift it out 1 2 To insert the new battery slide one edge of the replacement battery under the holder s lip with the posi...

Page 142: ...uter and turn on power to the computer 5 Reset the date and time your passwords and any special system setups using Computer Setup Refer to Computer Setup F10 Utility on page 4 132 Chapter 6 Removal and Replacement Procedures Small Form Factor SFF Chassis ...

Page 143: ...dd restore points manually 1 Close all open programs 2 Click the Start button right click Computer click Properties and then click System protection 3 Under Protection Settings select the disk for which you want to create a restore point 4 Click Create and then follow the onscreen instructions System Recovery System Recovery completely erases and reformats the hard disk drive deleting all data fil...

Page 144: ...e F11 key on the keyboard during system startup 3 Through recovery discs that you create 4 Through recovery discs purchased from HP Support To purchase recovery discs visit http www hp com support System Recovery from the Windows Start Menu CAUTION System Recovery deletes all data and programs you created or installed Back up any important data to a removable disc If the computer is working and Wi...

Page 145: ... mouse 3 Press the On button to turn on the computer 4 As soon as you see the initial company logo screen appear repeatedly press the F11 key on your keyboard until the Windows is Loading Files message appears on the screen 5 Under I need help immediately click System Recovery 6 If you are prompted to back up your files and you have not done so select Back up your files first recommended and then ...

Page 146: ...tains the operating system and software program files that were originally installed on your computer at the factory You can create only one set of recovery discs for your computer and the discs can be used only with this computer Store the recovery discs in a safe place NOTE Some features might not be available on systems that are shipped without a version of Microsoft Windows Choosing Recovery D...

Page 147: ... Click the Start button click All Programs click Recovery Manager and then click Recovery Disc Creation If prompted click Yes to allow the program to continue 3 Follow the onscreen instructions Label each disc as you make it for example Recovery 1 Recovery 2 Recovery Discs 137 ...

Page 148: ...ognized by the system and functioning properly Running tests is optional but recommended after installing or connecting a new device You should run tests save the test results and print them so that you have printed reports available before placing a call to the Customer Support Center NOTE Third party devices may not be detected by HP Vision Diagnostics Accessing HP Vision Diagnostics To access H...

Page 149: ...gories In the Category field you can select the following categories of information to display All Gives a listing of all categories of information about the computer Architecture Provides system BIOS and PCI device information Asset Control Shows product name system serial number asset tag and universal unique ID information Audio Displays information about the audio controllers present in the sy...

Page 150: ...nostic software will prompt you for input during tests NOTE Memory can not be tested from within the HP Vision Diagnostics application To test the memory in your computer you must exit HP Vision Diagnostics boot to either the CD or USB flash drive and select HP Memory Test from the boot menu To begin testing 1 Select the Test tab 2 Select the type of tests you want to run Quick Complete or Custom ...

Page 151: ...s for devices that have failed during the diagnostic testing and includes the following columns of information The Device section displays the device tested The Test section displays the type of test run The Times Failed is the number of times the device has failed a test The Defect Code provides a numerical code for the failure The error codes are defined in the Help tab The Description section d...

Page 152: ...not save to the hard drive The system will automatically create an html file that has the same appearance as the information displayed on the screen 1 Insert a USB flash drive if running HP Vision Diagnostics from CD 2 Click Save in the bottom on any of the Survey History or Errors tabs All three log files will be saved regardless of from which tab the Save button was clicked 3 Select the drive on...

Page 153: ...s on how to create the bootable CD Protecting the Software To protect software from loss or damage you should keep a backup copy of all system software applications and related files stored on the hard drive See the operating system or backup utility documentation for instructions on making backup copies of data files Protecting the Software 143 ...

Page 154: ...afety Regulatory Information guide Before You Call for Technical Support If you are having problems with the computer try the appropriate solutions below to try to isolate the exact problem before calling for technical support Run the HP diagnostic tool Run the hard drive self test in Computer Setup If the computer is beeping the beeps are error codes that will help you diagnose the problem Refer ...

Page 155: ...technician Remove any hardware that was recently added to your system Remove any software that was recently installed Restore the system from backups that you created or restore the system to its original factory condition Refer to Restore and Recovery on page 133 for more information CAUTION Restoring the system will erase all data on the hard drive Be sure to back up all data files before runnin...

Page 156: ... a driver for that model printer Remove all bootable media diskette CD DVD or USB device from the system before turning it on If you have installed an operating system other than the factory installed operating system check to be sure that it is supported on the system If the system has multiple video sources embedded PCI or PCI Express adapters installed embedded video on some models only and a s...

Page 157: ...and the wall outlet is functioning the green power supply light on the back of the computer should be on Monitor power cord is not connected to a power source the video cable is not connected to the computer or the monitor is not turned on Connect the monitor to the computer plug it in and turn it on Ensure that the power cord is connected to a functioning electrical outlet Computer seems to be lo...

Page 158: ...ated or preheated air 5 If the computer is within an enclosure ensure that there is proper intake and exhaust ventilation for the enclosure 6 If a message appears on the screen indicating that a fan is not working replace the fan Computer will not respond to USB keyboard or mouse Cause Solution Computer is in standby mode To resume from standby mode press the power button or press any key CAUTION ...

Page 159: ...above the monitor to permit the required airflow 2 Make sure fans are connected and working properly some fans only operate when needed 3 Make sure the processor heatsink is installed properly Hard drive is full Transfer data from the hard drive to create more space on the hard drive Low on memory Add more memory Hard drive fragmented Defragment hard drive Program previously accessed did not relea...

Page 160: ...isplay resolution for the current application or consult the documentation that came with the application for suggestions on how to improve performance by adjusting parameters in the application 2 Add more memory 3 Upgrade the graphics solution Computer needs to be restarted Restart the computer 150 Chapter 9 Troubleshooting Without Diagnostics ...

Page 161: ... Now Diskette is incorrectly inserted Remove diskette and reinsert Drive cable is not properly connected Reconnect drive cable Diskette drive cannot write to a diskette Cause Solution Diskette is not formatted Format the diskette 1 From Windows Explorer select the disk A drive 2 Right click the drive letter and select Format 3 Select the desired options and click Start to begin formatting the disk...

Page 162: ...ading the wrong drive Check the drive letter in the path statement Diskette is damaged Replace the diskette with a new one Invalid system disk message is displayed Cause Solution A diskette that does not contain the system files needed to start the computer has been inserted in the drive When drive activity stops remove the diskette and press the Spacebar The computer should start up Diskette erro...

Page 163: ...zed a newly installed device See reconfiguration directions in Solving Hardware Installation Problems on page 165 If the system still does not recognize the new device check to see if the device is listed within Computer Setup If it is listed the probable cause is a driver problem If it is not listed the probable cause is a hardware problem The device is attached to a SATA port that has been disab...

Page 164: ...ite to the media card Cause Solution The media card is a read only memory ROM card Check the manufacturer s documentation included with your card to see if it writable Refer to the previous section for a list of compatible cards Media card is locked Locking the media card is a safety feature that prevents writing to and deleting from an SD Memory Stick PRO card If using an SD card make sure that t...

Page 165: ...operating system needs time to recognize the device if the reader was just 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 whatever media is inserted in the reader After inserting a media card in the reader the computer attempts to boot from the media car...

Page 166: ...let You may have a screen blanking utility installed or energy saver features are enabled Press any key or click the mouse button and if set type your password You are using a fixed sync monitor and it will not sync at the resolution chosen Be sure that the monitor can accept the same horizontal scan rate as the resolution chosen Monitor cable is plugged into the wrong connector If the computer sy...

Page 167: ...n the upgrade kit Monitor is not capable of displaying requested resolution Change requested resolution Graphics card is bad Replace the graphics card The picture is broken up rolls jitters or flashes Cause Solution The monitor connections may be incomplete or the monitor may be incorrectly adjusted 1 Be sure the monitor cable is securely connected to the computer 2 In a two monitor system or if a...

Page 168: ...anel monitor Cause Solution Brightness and or contrast settings are too high Lower brightness and or contrast settings Fuzzy 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 m...

Page 169: ...ould be plugged into the front headphone jack External speakers plugged into the wrong audio jack on a recently installed sound card See the sound card documentation for proper speaker connection Audio is disabled in Computer Setup Run the Computer Setup utility and enable the audio Digital CD audio is not enabled Enable digital CD audio In the Device Manager right click on the CD DVD device and s...

Page 170: ... or application software reconfigure the jack or set the jack to its default value Sound cuts in and out Cause Solution Processor resources are being used by other open applications Shut down all open processor intensive applications Codec error messages appear when certain audio files are played Cause Solution Windows Media Player is not configured to automatically download codecs Open the file i...

Page 171: ...a network you may not have made the connection to the printer Make the proper network connections to the printer Printer may have failed Run printer self test Printer will not turn on Cause Solution The cables may not be connected properly Reconnect all cables and check the power cord and electrical outlet Printer prints garbled information Cause Solution The correct printer driver for the applica...

Page 172: ...de Limited Warranty for terms and conditions Computer is in standby mode Press the power button to resume from standby mode CAUTION When attempting to resume from standby mode do not hold down the power button for more than four seconds Otherwise the computer will shut down and you will lose any unsaved data Cursor will not move using the arrow keys on the keypad Cause Solution The Num Lock key ma...

Page 173: ...mouse pad or other rough surface under the mouse Mouse may need repair See the Worldwide Limited Warranty for terms and conditions Computer is in standby mode Press the power button to resume from standby mode CAUTION When attempting to resume from standby mode do not hold down the power button for more than four seconds Otherwise the computer will shut down and you will lose any unsaved data Mous...

Page 174: ...er cursor responds to mouse movement 4 Click OK Wireless mouse does not work after installation or is not detected Cause Solution Mouse is not synchronized with the receiver Synchronize the mouse and receiver Refer to the documentation included with the mouse for instructions Mouse is out of range of the receiver Place the mouse closer to the receiver Mouse batteries are not installed or too weak ...

Page 175: ...lugged Ensure that all cables are properly and securely connected and that pins in the cable or connector are not bent down Power switch of new external device is not turned on 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 com...

Page 176: ...Exclamation points do not always appear when a device is not working properly 5 If there is an old or unnecessary device driver listed in the Device Manager this may be causing the device conflict To uninstall the old driver for the new device driver to work properly right click the device click Uninstall and then click OK 6 Right click the device and select Properties 7 If available click the Res...

Page 177: ... Windows Vista 1 Select Start Control Panel 2 Under Network and Internet select View network status and tasks 3 In the Tasks list select Manage network connections 4 Double click Local Area Connection 5 Click the Properties button 6 Click the Configure button 7 Click the Power Management tab then select the check box to Allow this device to wake the computer To enable Wake on LAN in Windows 7 1 Se...

Page 178: ...r Setup and enable network controller 2 Enable the network controller in the operating system via Device Manager Network driver is not properly loaded Reinstall network drivers System cannot autosense the network Disable auto sensing capabilities and force the system into the correct operating mode Diagnostics reports a failure Cause Solution The cable is not securely connected Ensure that the cab...

Page 179: ...onflicts with the embedded NIC Run the Computer Setup utility and change the resource settings for the board Network controller stops working without apparent cause Cause Solution The files containing the network drivers are corrupted Reinstall the network drivers using the Recovery Disc Set created from the hard drive s Recovery Partition The cable is not securely connected Ensure that the cable ...

Page 180: ...r the new memory module is not seated properly Replace module with the correct industry standard device for the computer On some models ECC and non ECC memory modules cannot be mixed Out of memory error Cause Solution Memory configuration may not be set up correctly Use the Device Manager to check memory configuration You have run out of memory to run the application Check the application document...

Page 181: ...em still does not recognize the new device check to see if the device is listed within Computer Setup If it is listed the probable cause is a driver problem If it is not listed the probable cause is a hardware problem The device is attached to a SATA port that has been disabled in Computer Setup Run the Computer Setup utility and ensure that the SATA controller is enabled CD ROM or DVD devices are...

Page 182: ...utions listed for this topic CD or DVD disc is dirty Clean CD or DVD with a CD cleaning kit available from most computer stores The driver may be corrupted or outdated For information click Start Help and Support on the desktop to open the Help and Support Center type update driver into the Search box and then click Search Windows does not detect the CD ROM or DVD ROM drive 1 Use Device Manager to...

Page 183: ...pplications are causing a resource conflict Close all software programs and windows before recording Restart your PC if necessary Wrong or poor quality media type 1 Try using a slower speed when recording 2 Verify that you are using the correct media for the drive 3 Try a different brand of media Quality varies widely between manufacturers Network is slow If you are on a network copy the files fro...

Page 184: ... in Computer Setup Run the Computer Setup utility and ensure that the USB ports are enabled The device was 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 The image on the device is n...

Page 185: ...not have power If the USB device requires AC power be sure one end is connected to the device and one end is connected to a live outlet The correct device driver is not installed 1 Install the correct driver for the device 2 You might need to reboot the computer The cable from the device to the computer does not work 1 If possible replace the cable 2 Restart the computer The device is not working ...

Page 186: ...power LED light on the front of the cable DSL modem Cable DSL service is not available or has been interrupted due to bad weather Try connecting to the Internet at a later time or contact your ISP If the cable DSL service is connected the cable LED light on the front of the cable DSL modem will be on Modem cable is not properly connected Unplug and reconnect the modem verifying connections Note th...

Page 187: ...anel 2 Click Network and Internet 3 Click Internet Options 4 In the Browsing history section on the General tab click the Delete button 5 Click the Delete cookies button Windows 7 1 Select Start Control Panel 2 Click Network and Internet 3 Click Internet Options 4 In the Browsing history section on the General tab click the Delete button 5 Select the Cookies check box and click the Delete button C...

Page 188: ...e click Modems 6 Double click your modem 7 On the General tab click Diagnostics 8 Click Query Modem A Success response indicates the modem is connected and working properly Windows 7 1 Select Start Control Panel 2 Click on Hardware and Sound 3 Click on Device Manager 4 Double click Modems 5 Double click your modem 6 On the General tab click Diagnostics 7 Click Query Modem A Success response indica...

Page 189: ...ogo screen has appeared Cause Solution POST error has occurred If the computer is beeping see POST Error Messages on page 181 to determine possible causes See the Restore Kit or the Worldwide Limited Warranty for terms and conditions Computer will not continue after HP logo screen has appeared Cause Solution System files may be damaged Use recovery discs to reload system files Illegal Operation ha...

Page 190: ...ttp www hp com NOTE If you take the computer to an authorized reseller dealer or service provider for service remember to provide the supervisor and user passwords if they are set Refer to the number listed in the warranty or in the Support Telephone Numbers guide for technical assistance 180 Chapter 9 Troubleshooting Without Diagnostics ...

Page 191: ...able 10 1 Numeric Codes and Text Messages Control panel message Description Recommended action Default BIOS settings have been loaded due to BIOS update or checksum issue Press F10 to enter Setup Otherwise allow the PC to continue BIOS has been updated or returned to default settings Press F10 to enter Computer Setup and configure the system or ignore the message and accept the default settings ER...

Page 192: ... POST Diagnostic Audible Codes This section covers the audible codes that may occur before or during POST that do not necessarily have a text message associated with them WARNING When the computer is plugged into an AC power source voltage is always 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 ...

Page 193: ...ical drive Two short beeps followed by long pause OR One short beep followed by long pause No floppy diskette or CD found Insert diskette or CD Three short beeps followed by long pause Flashing not ready missing utility or BIOS image file etc Flash the BIOS with the proper BIOS flash utility available from HP Four short beeps followed by long pause Flashing operation has failed checksum error corr...

Page 194: ...computer is plugged in the power supply always has voltage applied to the system board even when the unit is turned off Failure to disconnect the power cord can result in damage to the system 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 groun...

Page 195: ...n the unit is turned off Failure to disconnect the power cord can result in damage to the system 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 3 Remove the computer cover or access panel CAUTION Resetting the CMOS jumper ...

Page 196: ...r messages after clearing CMOS and rebooting advising you that configuration changes have occurred Use Computer Setup to reset any special system setups along with the date and time 186 Chapter 11 Password Security and Resetting CMOS ...

Page 197: ...e of these connectors may not be used on the product being serviced Ethernet BNC Connector and Icon Pin Signal 1 2 Data Ground USB Connector and Icon Pin Signal 1 2 3 4 5 VDC Data Data Ground Microphone Connector and Icon 1 8 miniphone Pin Signal 1 2 3 1 Tip 2 Ring 3 Shield Audio_left Audio_Right Ground Ethernet BNC 187 ...

Page 198: ...Icon 1 8 miniphone Pin Signal 1 2 3 1 Tip 2 Ring 3 Shield Audio_In_Left Audio_In_Right Ground Line out Audio Connector and Icon 1 8 miniphone Pin Signal 1 2 3 1 Tip 2 Ring 3 Shield Audio_Out_Left Audio_Out_Right Ground 4 Pin Power for CPU Connector and Icon Pin Signal 1 2 3 4 GND GND 12V CPU 12V CPU 188 Appendix A Connector Pin Assignments ...

Page 199: ...ta 5 6 7 8 Ground Ground Ground Ground 13 14 15 Horizontal Sync Vertical Sync DDC Serial Clock 24 Pin Power Connector 24 12 13 1 Front Pin Signal Pin Signal Pin Signal Pin Signal 1 2 3 4 5 6 3 3V 3 3V GND 5V GND 5V 7 8 9 10 11 12 GND POK 5 Vaux 12V 12V 3 3V 13 14 15 16 17 18 3 3V 12V GND PSON GND GND 19 20 21 22 23 24 GND open 5V 5V 5V GND Monitor 189 ...

Page 200: ... 36 37 38 39 40 PERn4 GND GND PERp5 PERn5 41 42 43 44 45 GND GND PERp6 PERn6 GND 46 47 48 49 50 GND PERp7 PERn7 GND RSVD 51 52 53 54 55 GND PERp8 PERN8 GND GND 56 57 58 59 60 PERp9 PERn9 GND GND PERp10 61 62 63 64 65 PERn10 GND GND PERp11 PERn11 66 67 68 69 70 GND GND PERp12 PERn12 GND 71 72 73 74 75 GND PERp13 PERn13 GND GND 76 77 78 79 80 PERp14 PERn14 GND GND PERp15 81 82 PERn15 GND Pin B infor...

Page 201: ...n4 GND 36 37 38 39 40 GND PETp5 PETn5 GND GND 41 42 43 44 45 PETp6 PRTn6 GND GND PETp7 46 47 48 49 50 PETn7 GND PRSNT2 GND PETp8 51 52 53 54 55 PETn8 GND GND PETp9 PETn9 56 57 58 59 60 GND GND PETp10 PETn10 GND 61 62 63 64 65 GND PETp11 PETn11 GND GND 66 67 68 69 70 PETp12 PETn12 GND GND PETp13 71 72 73 74 75 PETn13 GND GND PETp14 PETn14 76 77 78 79 80 GND GND PETp15 PETn15 GND 81 82 PRSNT2 RSVD P...

Page 202: ...cy 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 m 12 fee...

Page 203: ... set 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 ...

Page 204: ...8 7 C max wet bulb 10 90 5 95 10 90 5 95 Maximum Altitude unpressurized Operating Nonoperating 10 000 ft 30 000 ft 3048 m 9144 m NOTE Operating temperature is derated 1 0 C per 300 m 1000 ft to 3000 m 10 000 ft above sea level no direct sustained sunlight Maximum rate of change is 10 C Hr The upper limit may be limited by the type and number of options installed Power Supply Operating Voltage Rang...

Page 205: ... C max wet bulb 10 90 5 95 10 90 5 95 Maximum Altitude unpressurized Operating Nonoperating 10 000 ft 30 000 ft 3048 m 9144 m NOTE Operating temperature is derated 1 0 C per 300 m 1000 ft to 3000 m 10 000 ft above sea level no direct sustained sunlight Maximum rate of change is 10 C Hr The upper limit may be limited by the type and number of options installed Power Supply Operating Voltage Range R...

Page 206: ...wer cord set requirements 193 country power supply settings 0 0 Customer Support 144 180 D diagnostics utility 138 DIMM socket locations HP Pro 2110 91 HP Pro 3120 47 92 HP Pro 3125 49 HP Pro 3130 50 93 DIMMs See memory disassembly preparation 42 diskette problems 151 drive connectors HP Pro 2110 111 HP Pro 3120 65 112 HP Pro 3125 66 HP Pro 3130 67 111 drives connecting cables 64 installing 64 loc...

Page 207: ...ectors 67 111 I installing drive cables 64 Internet access problems 176 K keyboard cleaning 38 keyboard problems 162 L line in audio pin assignments 188 line out audio pin assignments 188 M Media Card Reader problems 154 memory populating sockets 47 91 removal and replacement MT 45 specifications 45 90 memory problems 170 microphone pin assignments 187 monitor pin assignments 189 monitor problems ...

Page 208: ... 133 S safety and comfort 144 safety precautions cleaning 38 SATA connectors on system board 30 data cable pinouts 30 hard drive characteristics 30 screws correct size 40 SDRAM synchronous dynamic random access memory 45 service considerations 39 setup utility HP Pro 2110 4 HP Pro 3120 11 HP Pro 3125 17 HP Pro 3130 4 software backing up 143 problems 179 servicing computer 40 spare part number tamp...

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HP Pro 3125 - Minitower PC, Maintenance & Service Manual

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