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7

Removal and Replacement Procedures
Microtower (MT) Chassis

Adherence to the procedures and precautions described in this chapter is essential for proper service.
After completing all necessary removal and replacement procedures, run the Diagnostics utility to verify
that all components operate properly.

NOTE:

Not all features listed in this guide are available on all computers.

Serial Number Location

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

Figure 7-1

Serial Number and Product ID Location

28

Chapter 7 Removal and Replacement Procedures Microtower (MT) Chassis

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Summary of Contents for NV526UT - Elite - 7000

Page 1: ...Maintenance Service Guide HP Elite 7000 MT Series PCs ...

Page 2: ... such products and services Nothing herein should be construed 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...

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: ...s 4 Front Panel Components 5 Media Card Reader Components 6 Rear Panel Components 7 3 Computer Setup F10 Utility Computer Setup F10 Utilities 8 Using Computer Setup F10 Utilities 8 Computer Setup Main 9 Computer Setup Advanced 10 Computer Setup Power 11 Computer Setup Boot 11 Computer Setup Exit 12 Recovering the Configuration Settings 12 4 Computer Diagnostic Features Hewlett Packard Vision Diagn...

Page 6: ... Electrostatic Damage to Equipment 21 Personal Grounding Methods and Equipment 22 Grounding the Work Area 22 Recommended Materials and Equipment 22 Operating Guidelines 23 Routine Care 24 General Cleaning Safety Precautions 24 Cleaning the Computer Case 24 Cleaning the Keyboard 24 Cleaning the Monitor 25 Cleaning the Mouse 25 Service Considerations 25 Power Supply Fan 25 Tools and Software Require...

Page 7: ... Internal 3 5 inch Hard Drive 51 Installing an Internal 3 5 inch Hard Drive 54 Front I O and USB Panel Housing Assembly 57 Power Switch LED Assembly 58 System Fan 59 Heat sink assembly 60 Processor 60 Power Supply 62 System Board 64 Battery 66 Type 1 Battery Holder 67 Type 2 Battery Holder 67 Type 3 Battery Holder 68 Installing a Security Lock 69 Cable Lock 69 Padlock 69 HP Business PC Security Lo...

Page 8: ... 88 Solving Display Problems 90 Solving Audio Problems 94 Solving Printer Problems 95 Solving Keyboard and Mouse Problems 97 Solving Hardware Installation Problems 99 Solving Network Problems 101 Solving Memory Problems 104 Solving CD ROM and DVD Problems 105 Solving USB Flash Drive Problems 107 Solving Front Panel Component Problems 108 Solving Internet Access Problems 109 Solving Software Proble...

Page 9: ... computer with HP Total Care before installing the operating system You will see a brief movie followed by an online registration form Fill out the form click the Begin button and follow the instructions on the screen CAUTION Do not add optional hardware or third party devices to the computer until the operating system is successfully installed Doing so may cause errors and prevent the operating s...

Page 10: ...ailable updates and make sure all critical updates are selected Click the Install button and follow the instructions on the screen In Windows XP you will be directed to the Microsoft Windows Update Web site If you see one or more pop up windows that ask you to install a program from http www microsoft com click Yes to install the program Follow the instructions on the Microsoft Web site to scan fo...

Page 11: ...to get the most from your PC The software and image file names are Corel WinDVD SD and BD installation software for WinDVD used to play DVD movies HP Insight Diagnostics OR Vision Diagnostics software to perform diagnostic activities on your PC Protecting the Software To protect the software from loss or damage keep a backup copy of all system software applications and related files stored on the ...

Page 12: ...tility are provided in the Troubleshooting Guide Figure 2 1 HP Elite 7000 MT Series PC NOTE The drive configuration shown above may be different than your computer model The illustration shown above may look different than your computer model Serviceability Features The microtower computer includes features that make it easy to upgrade and service A Torx T 15 or flat blade screwdriver is needed fo...

Page 13: ...tical Drive Activity Lights 7 Optical Drive Eject Buttons 3 3 5 inch Media Card Reader optional 2 8 Headphone Connector 4 Microphone Connector 9 USB Universal Serial Bus 2 0 Ports 5 Dual State Power Button 10 1394 Port 1 Some models have bezel blanks covering one or both of the 5 25 inch drive bays 2 Some models have a bezel blank covering the 3 5 inch drive bay Front Panel Components 5 ...

Page 14: ... Digital SD Secure Digital High Capacity SDHC MiniSD MiniSDHC MultiMediaCard MMC Reduced Size MultiMediaCard RS MMC MultiMediaCard 4 0 MMC Plus Reduced Size MultiMediaCard 4 0 MMC Mobile MMC Micro adapter required 5 USB USB Universal Serial Bus Port 6 CompactFlash I II CompactFlash Card Type 1 CompactFlash Card Type 2 MicroDrive 7 MS PRO MS PRO DUO Memory Stick MS MagicGate Memory Stick MG MagicGa...

Page 15: ...el Audio Connector gray 5 RJ 45 Network Connector 11 Surround Rear Channel Audio Connector black 6 1394 Port 12 Universal Serial Bus USB Ports NOTE Arrangement and number of connectors may vary by model Installation of a PCI Express x16 graphics card is required for video support When a device is plugged into the blue Line In Audio Connector a dialog box will pop up asking if you want to use the c...

Page 16: ...e settings described in this section Using Computer Setup F10 Utilities Computer Setup can be accessed only by turning the computer on or restarting the system To access the Computer Setup Utilities menu complete the following 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 yo...

Page 17: ...3 1 Computer Setup Main Option Description System Time Allows you to set system time System Date Allows you to set system date Language Allows you to select language 1st Drive 2nd Drive 3rd Drive 4th Drive For each allows you to view only Capacity Size HDD only Smart Support run HDD self test for selected channel SMART Status Check SMART Short Self Test SMART Extended Self Test System Information ...

Page 18: ...roller Onboard LAN Boot ROM Allows you to disable enable the boot ROM of the onboard LAN chip USB Ports Allows you to individually disable enable USB ports Onboard 1394 Allows you to enable disable all 1394 ports Supervisor Password Allows you to establish disable or change the supervisor password User Password Allows you to establish disable or change the user password NOTE Only displays if a Sup...

Page 19: ...on Technology WOL from S5 Allows you to enable disable Limited normal shutdown WOL from S5 support Computer Setup Boot NOTE Support for specific Computer Setup options may vary depending on the hardware configuration Table 3 4 Computer Setup Boot Option Description Boot time Diagnostic Screen Disables enables POST diagnostic messages display Boot Device Priority 1st Boot Device 2nd Boot Device 3rd...

Page 20: ... 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 Recovering the Configuration Settings To reset all BIOS Setup options to their default values including options for Ctrl F10 you must enter F10...

Page 21: ...fter 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 HP Vision Diagnostics you must create a Recovery Disc Set then boot to the CD containing th...

Page 22: ... 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 system including PCI aud...

Page 23: ...cs 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 3 Include optional interactive tests by selecting Include interactive tests 4 Choose how you want the test to be executed either Number of Loops or Total Test Time When choosing to run the test over a spe...

Page 24: ...est found The Reason section describes the likely cause of the error The Recommended Repair will give a recommended action that should be performed to resolve the failed hardware The Warranty ID is a unique error code associated with the specific error on your computer When contacting the HP Support Center for assistance with a hardware failure please be prepared to provide the Warranty ID The Cle...

Page 25: ...flash drive until you see a message indicating that the html files have been written to the media 4 Print the desired information from the storage device used to save it NOTE To exit HP Vision Diagnostics click the Exit Diagnostics button at the bottom of the screen Be sure to remove the USB flash drive or CD from the optical drive Downloading the Latest Version of HP Vision Diagnostics 1 Go to ht...

Page 26: ...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 27: ...um usable size 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 ...

Page 28: ... Microtower MT Electrostatic Discharge Information A sudden discharge of static electricity from your finger or other conductor can destroy static sensitive devices or microcircuitry Often the spark is neither felt nor heard but damage occurs An electronic device exposed to electrostatic discharge ESD may not appear to be affected at all and can work perfectly throughout a normal cycle The device ...

Page 29: ...a product Preventing Electrostatic Damage to Equipment Many electronic components are sensitive to ESD Circuitry design and structure determine the degree of sensitivity The following packaging and grounding precautions are necessary to prevent damage to electric components and accessories To avoid hand contact transport products in static safe containers such as tubes bags or boxes Protect all el...

Page 30: ...ovide a wrist strap connected to the work surface and properly grounded tools and equipment Use static dissipative mats foot straps or air ionizers to give added protection Handle electrostatic sensitive components parts and assemblies by the case or PCB laminate Handle them only at static free work areas Turn off power and input signals before inserting and removing connectors or test equipment U...

Page 31: ...keyboard feet down directly against the front of the desktop unit as this also restricts airflow Occasionally clean the air vents on all vented sides of the computer Lint dust and other foreign matter can block the vents and limit the airflow Be sure to unplug the computer before cleaning the air vents Never operate the computer with the cover or side panel removed Do not stack computers on top of...

Page 32: ...bborn 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 block the vents and limit the airflow Cleaning the Keyboard Follow all safety precautions in General Cleaning Safety Precautio...

Page 33: ...the mouse ensure that the power to the computer is turned off Clean the mouse ball by first removing the retaining plate and the ball 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 24 Service Considerations Listed below are some of the considerat...

Page 34: ... snagged by parts being removed or replaced CAUTION When servicing this computer ensure that cables are placed in their proper location during the reassembly process Improper cable placement can damage the computer Hard Drives Handle hard drives as delicate precision components avoiding all physical shock and vibration This applies to failed drives as well as replacement spares If a drive must be ...

Page 35: ...There is a risk of fire and chemical burn if the battery is handled improperly Do not disassemble crush puncture short external contacts dispose in water or fire or expose it to temperatures higher than 140ºF 60ºC Do not attempt to recharge the battery NOTE Batteries battery packs and accumulators should not be disposed of together with the general household waste In order to forward them to recyc...

Page 36: ...rify that all components operate properly NOTE Not all features listed in this guide are available on all computers Serial Number Location Each computer has a unique serial number and product ID number that are located on the upper left side of the computer Keep these numbers available for use when contacting customer service for assistance Figure 7 1 Serial Number and Product ID Location 28 Chapt...

Page 37: ...ive 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 outlet and then from the computer 6 Disconnect all peripheral device cables from the computer NOTE During disassembly label each cable as you remove it noting its position a...

Page 38: ...de 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 7 2 Removing the Computer Access Panel To replace the access panel reverse the removal steps 30 Chapter 7 Removal and Replacement Procedures Microtower MT Chassis ...

Page 39: ...nel on page 30 3 Press outward 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 7 3 Removing the Front Bezel NOTE The appearance of the front bezel may vary To reinstall the front bezel reverse the removal procedure Front Bezel 31 ...

Page 40: ...fore installing a drive To remove a bezel blank 1 Follow the instructions described in Front Bezel on page 31 2 Press the two retaining tabs towards the outer left edge of the bezel 1 and pull the bezel blank inwards to remove it 2 Figure 7 4 Removing a Bezel Blank 32 Chapter 7 Removal and Replacement Procedures Microtower MT Chassis ...

Page 41: ...figured in a high performing dual channel mode For proper system operation the DDR3 SDRAM DIMMs must be industry standard 240 pin unbuffered PC3 10600 1333 MHz compliant 1 5 volt DDR3 SDRAM DIMMs The DDR3 SDRAM DIMMs must also support CAS latency 9 DDR3 1333 Mhz 9 9 9 timing contain the mandatory JEDEC SPD information In addition the computer supports 512Mbit 1Gbit and 2Gbit non ECC memory technol...

Page 42: ...e 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 Channel A is populated with two 1 GB DIMMs and Channel B is populated ...

Page 43: ...ged 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 The memory module sockets have gold plated metal contacts When upgrading the memory it is important to use memory modules with gold plated metal contacts to prevent corrosion and or oxidation resulting from having incompatible metals in contact ...

Page 44: ...4 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 the computer access panel 8 Reco...

Page 45: ...ss x1 expansion slot 3 PCI Express x1 expansion slot 4 PCI Express x16 expansion slot NOTE You can install a PCI Express x1 x4 x8 or x16 expansion card in the PCI Express x16 expansion slot To remove replace or add an expansion card 1 Prepare the computer for disassembly Preparation for Disassembly on page 29 2 Remove the access panel Access Panel on page 30 3 Locate the correct vacant expansion s...

Page 46: ...the existing expansion card NOTE Before removing an installed expansion card disconnect any cables that may be attached to the expansion card a If you are installing an expansion card in a vacant socket you must use a flatblade screwdriver to pry out the metal shield on the rear panel that covers the expansion slot Be sure to remove the appropriate shield for the expansion card you are installing ...

Page 47: ...moving a PCI Express x16 card pull the retention arm on the back of the expansion socket away from the card and carefully rock the card back and forth until the connectors pull free from the socket Be sure not to scrape the card against the other components Figure 7 11 Removing a PCI Express x16 Expansion Card 6 Store the removed card in anti static packaging 7 If you are not installing a new expa...

Page 48: ...e bracket on the card slides into the small slot on the chassis Press the card straight down into the expansion socket on the system board Figure 7 12 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 previousl...

Page 49: ...ibbon 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 P1 connector o...

Page 50: ...rown Chassis fan CPU_FAN1 White Heat sink fan JAUD1 Yellow Front I O audio JUSB3 Black Front I O JUSB1 White Front I O USB USB Black USB connector J1394_1 Red Front I O 1394 connector JUSB2 White Media card reader SATA1 dark blue Primary hard drive SATA2 white Primary optical drive SATA3 light blue Second hard drive SATA4 orange Second optical drive 42 Chapter 7 Removal and Replacement Procedures ...

Page 51: ...s Figure 7 14 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 run Computer Setup...

Page 52: ...t a media card reader to the USB connector labeled JUSB2 The system does not support Parallel ATA PATA optical drives or PATA hard drives You may install either a third height or a half height drive into a half height bay If needed HP has provided extra drive retainer screws on the interior of the front bezel that are used to secure the drives in the drive cage Hard drives use 6 32 standard screws...

Page 53: ...ing a drive Avoid exposing a hard drive to liquids temperature extremes or products that have magnetic fields such as monitors or speakers If a drive must be mailed place the drive in a bubble pack mailer or other protective packaging and label the package Fragile Handle With Care System Board Drive Connections Refer to the following illustration and table to identify the system board drive connec...

Page 54: ...access panel Access Panel on page 30 3 Remove the front bezel Front Bezel on page 31 4 Disconnect the power cable 1 and data cable 2 from the rear of the optical drive Figure 7 17 Disconnecting the Power and Data Cables 5 Remove the two screws that secure the drive to the drive cage 1 then slide the drive out of the front of the chassis 2 Figure 7 18 Removing the Optical Drive 46 Chapter 7 Removal...

Page 55: ...hassis Discard the knockout plate 6 If the new drive has screws installed on the sides of the drive remove the screws before inserting the drive into the chassis 7 Slide the drive in through the front of the chassis 1 until the screw holes on the drive are aligned with the screw holes on the drive cage and install the two M3 metric retainer screws 2 as shown in the following illustration NOTE Extr...

Page 56: ...ystem automatically recognizes the drive and reconfigures the computer Removing an External 3 5 inch Drive CAUTION All removable media should be taken out of a drive before removing the drive from the computer NOTE The 3 5 inch drive bay may contain a media card reader 1 Prepare the computer for disassembly Preparation for Disassembly on page 29 2 Remove the access panel Access Panel on page 30 3 ...

Page 57: ...inch Device Media Card Reader Shown NOTE To install an external 3 5 inch drive refer to Installing a Drive into the 3 5 inch External Drive Bayon page 49 Installing a Drive into the 3 5 inch External Drive Bay The 3 5 inch external drive bay on the front of the computer can be configured with a media card reader 1 Prepare the computer for disassembly Preparation for Disassembly on page 29 2 Remove...

Page 58: ...ew holes on the drive cage and install the two M3 metric retainer screws 2 as shown in the illustration below NOTE Extra drive retainer screws are provided on the interior of the front bezel if needed The M3 metric retainer screws for media card readers are black Refer to Installing Additional Drives on page 44 for an illustration of the retainer screws location Figure 7 23 Installing a 3 5 inch D...

Page 59: ... 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 29 2 Remove the access panel Access Panel on page 30 3 Remove the two screws that secure the hard drive cage to the chassis Figure 7 24 Removing the Hard Drive Cage Screws 4 Push down the latch on the...

Page 60: ...ssis Figure 7 26 Removing the Hard Drive Cage 6 Disconnect the power cable 1 and data cable 2 from the back of the hard drive Figure 7 27 Disconnecting the Hard Drive Cables 52 Chapter 7 Removal and Replacement Procedures Microtower MT Chassis ...

Page 61: ...sk drive to the hard drive cage 1 then slide the hard disk drive out of the hard drive cage 2 Figure 7 28 Removing the Hard Drive NOTE To install an internal 3 5 inch hard drive refer to Installing an Internal 3 5 inch Hard Drive on page 54 Drives 53 ...

Page 62: ... sure the hard disk drive cables are facing the top of the drive cage NOTE If you are replacing an old drive with a new drive use the four retainer screws from the old drive to install the new drive NOTE If you are installing a second hard drive use four of the extra standard 6 32 screws that are installed on the interior of the front bezel The 6 32 screws are silver Refer to Installing Additional...

Page 63: ...e Cables CAUTION Never crease or bend a SATA data cable tighter than a 30 mm 1 18 in radius A sharp bend can break the internal wires 4 Place the hard drive cage into the chassis 1 then slide it down toward the bottom of the chassis until it locks into place 2 Figure 7 31 Installing the Hard Drive Cage Drives 55 ...

Page 64: ...performance problems If you are adding a second hard drive connect the data cable to the light blue connector labeled SATA3 7 Replace the computer access panel 8 Reconnect the power cord and any external devices then turn on the computer 9 Lock any security devices that were disengaged when the access panel was removed NOTE If you are replacing the primary hard drive use the Recovery Disc Set to r...

Page 65: ... Unplug the four cables that connect the assembly to the system board The assembly cables connect to the following system board connectors JAUD1 yellow J1394_1 red JUSB1 white JUSB3 black 6 Remove the screw 1 that secures the housing to the chassis slide the housing up 2 and then pull the assembly away from the chassis while guiding the cables through the hole in the chassis To install the housing...

Page 66: ...raided cables from the black system board connector labeled JFP1 7 Remove the cable from the clips in the optical drive cage 8 Press the tab on the top of the switch holder 1 to disengage it from the chassis lift the switch upward 2 to disengage the tab at the bottom of the switch from the chassis and then pull the power switch away from the chassis while guiding the wires through the hole in the ...

Page 67: ...the computer on its side with the rear facing toward you 4 Disconnect the cable from the red brown system board connector labeled SYS_FAN1 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 To install the fan reverse the removal procedures System Fan 59 ...

Page 68: ...portant as the pins on the socket are very fragile and any damage to them may require replacing the system board When reinstalling an existing heat sink make sure that its bottom has been cleaned with an alcohol wipe and fresh thermal grease has been applied to the top of the processor New heatsinks come from the factory with fresh thermal grease already applied Processor 1 Prepare the computer fo...

Page 69: ...ded in the spares kit to the top of the processor and install the heat sink atop the processor 5 Go to step 7 6 If using a new heat sink remove the protective covering from the bottom of the heat sink and place it in position atop the processor 7 Secure the heat sink to the system board and system board tray with the 4 captive screws and attach the heat sink control cable to the system board CAUTI...

Page 70: ...ch 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 1 Prepare the computer for disassembly Preparation for Disassembly on page 29 2 Remove the access panel Access Panel on page 30 3 Lay the computer on its side with the rear facing toward you 4 Disconnect all power cables from the mass storage devices and fro...

Page 71: ...d the front bottom of the computer then lift the power supply out of the computer The following table provides information about power supply cable connectors Connector Connector Label Main power 24 pin P1 CPU power 4 pin P7 Hard drive SATA P9 Optical drive IDE SATA P2 label on IDE connector uses IDE SATA adapter To install the power supply reverse the removal procedure Power Supply 63 ...

Page 72: ...sassembly on page 29 2 Remove the access panel Access Panel on page 30 3 Lay the computer on its side with the rear facing toward you 4 Remove the front bezel Front Bezel on page 31 5 Remove an expansion cards Expansion Cards on page 37 6 Disconnect the power and data cables from the back of all installed drives 7 Disconnect all cables from the system board 8 Remove the eight screws that secure th...

Page 73: ... install the system board reverse the removal procedure NOTE When replacing the system board you must also change the chassis serial number in the BIOS NOTE After installing a new system board always update the system ROM to ensure that the latest version of the BIOS is being used on the computer The latest system ROM BIOS can be found at http h18000 www1 hp com support files System Board 65 ...

Page 74: ...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 75: ...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 76: ...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 68 Chapter 7 Removal and Replacement ...

Page 77: ...y Lock The security locks displayed below and on the following pages can be used to secure the computer Cable Lock Figure 7 33 Installing a Cable Lock Padlock Figure 7 34 Installing a Padlock Installing a Security Lock 69 ...

Page 78: ...ooping it around a stationary object Figure 7 35 Securing the Cable to a Fixed Object 2 Thread the keyboard and mouse cables through the lock Figure 7 36 Threading the Keyboard and Mouse Cables 70 Chapter 7 Removal and Replacement Procedures Microtower MT Chassis ...

Page 79: ...ed Figure 7 37 Attaching the Lock to the Chassis 4 Insert the plug end of the security cable into the lock 1 and push the button in 2 to engage the lock Use the key provided to disengage the lock Figure 7 38 Engaging the Lock Installing a Security Lock 71 ...

Page 80: ...onnectors 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 72 Appendix A Connector Pin Assignments ...

Page 81: ...io_left Power_Right Ground Line in Audio Connector and 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 Headphone 73 ...

Page 82: ...und 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 74 Appendix A Connector Pin Assignments ...

Page 83: ...SVD GND PERp4 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 GN...

Page 84: ... 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 Pin B informa...

Page 85: ...4 Pin Power for CPU Connector and Icon Pin Signal 1 2 3 4 GND GND 12V CPU 12V CPU 4 Pin Power for CPU 77 ...

Page 86: ...ncy 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 fe...

Page 87: ...d 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 88: ...or technical support Run the HP diagnostic tool Run the hard drive self test in Computer Setup Refer to the Computer Setup F10 Utility Guide for more information Listen for beeps from the computer The beeps are error codes that will help you diagnose the problem Refer to Interpreting POST Audible Codes on page 112 for more information If the screen is blank plug the monitor into a different video ...

Page 89: ... and monitor are plugged into a working electrical outlet Check that the voltage select switch some models is set to the appropriate voltage for your region 115V or 230V Check that the computer is turned on and the green power light is on Check that the monitor is turned on and the monitor light is on Listen for beeps from the computer The beeps are error codes that will help you diagnose the prob...

Page 90: ...bedded video on some models only and a single monitor the monitor must be plugged into the monitor connector on the source selected as the primary VGA adapter During boot the other monitor connectors are disabled and if the monitor is connected into these ports the monitor will not function You can select which source will be the default VGA source in Computer Setup CAUTION When the computer is pl...

Page 91: ...B keyboard or mouse Cause Solution Computer is in standby mode To resume from standby mode press the power button or press any key 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 System has locked up Restart computer Computer date and time display is incorrect C...

Page 92: ...he FailSafe Key in case of forgotten password power loss or computer malfunction Order PN 166527 001 for the wrench style key or PN 166527 002 for the screwdriver bit key Poor performance is experienced Cause Solution Processor is hot 1 Make sure airflow to the computer is not blocked Leave a 10 2 cm 4 inch clearance on all vented sides of the computer and above the monitor to permit the required ...

Page 93: ...2 Add more memory 3 Upgrade the graphics solution Cause unknown Restart the computer System does not power on Cause Solution System unable to power on Press and hold the power button for less than 4 seconds If the hard drive LED turns green then 1 Check that the voltage selector located on the rear of the power supply on some models is set to the appropriate voltage Proper voltage setting depends ...

Page 94: ...ocessor fan is not spinning make sure the fan s cable is plugged onto the system board header 3 If fan is plugged in but is not spinning then replace the heatsink fan assembly 4 Contact an authorized reseller or service provider Power failure power supply is overloaded 1 Check that the voltage selector located on the rear of the power supply some models is set to the appropriate voltage Proper vol...

Page 95: ...k Start click Explore and right click on a drive Select Properties then select the Tools tab Under Error checking click Check Now Drive not found identified Cause Solution Cable could be loose Check cable connections The system may not have automatically recognized a newly installed device See reconfiguration directions in the Solving Hardware Installation Problems on page 99 section If the system...

Page 96: ...in a computer with Windows XP or Windows Vista A write protected or locked error occurs when attempting to write to the media card Cause Solution 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 the lock tab located on the right of the SD card is not in the locked position If us...

Page 97: ...ling the media card reader and booting to Windows the reader and the inserted cards are not recognized by the computer Cause Solution The 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 reco...

Page 98: ...me 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 Monitor settings in the computer are not compatible with the monitor 1 In Windows XP Control Panel double click the Display icon and select the Settings tab In Windows Vista Control Panel under Appearance and Personalization select Adjust screen...

Page 99: ...tion 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 properly connected Check that the graphics cable is...

Page 100: ...l Position or Vertical Position to adjust the horizontal or vertical position of the image No Connection Check Signal Cable displays on screen Cause Solution 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 re...

Page 101: ...t 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 Adjustment option in the monitor s on screen display menu 2 Manually synchronize the Clock and Clock Phase on screen display functions Graphics card is not seated properly or is bad 1 Reseat the g...

Page 102: ...se Solution Software volume control is turned down or muted Double click the Speaker icon on the taskbar then make sure that Mute is not selected and use the volume slider to adjust the volume 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 speakers ...

Page 103: ...n The hard disk may be full Before recording make sure there is enough free space on the hard disk You can also try recording the audio file in a compressed format Solving Printer Problems If you encounter printer problems see the documentation that came with the printer and the common causes and solutions listed in the following table Table C 7 Solving Printer Problems Printer will not print Caus...

Page 104: ...nstalled Install the correct printer driver for the application The cables may not be connected properly Reconnect all cables Printer memory may be overloaded Reset the printer by turning it off for one minute then turn it back on Printer is offline Cause Solution The printer may be out of paper Check the paper tray and refill it if it is empty Select online Table C 7 Solving Printer Problems cont...

Page 105: ... 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 may be on Press the Num Lock key The Num Lock light should not be on if you want to use the arrow keys The Num L...

Page 106: ...om 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 Mouse will only move vertically horizontally or movement is jerky Cause Solution Mouse roller ball or the rotating encoder shafts that make contact with the ball are dirty Remove roller ball cover from the bottom of the mouse and clean the internal c...

Page 107: ...ch 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 computer and follow the instructions for accepting the changes A plug and play board may not automatically configure when added if the de...

Page 108: ... NOTE DIMM2 must always be installed 3 Replace third party memory with HP memory 4 Replace the system board The computer emits two short beeps then one long beep followed by a three second pause Cause Solution Graphics card is not seated properly or is bad or system board is bad For systems with a graphics card 1 Reseat the graphics card Power on the system 2 Replace the graphics card 3 Replace th...

Page 109: ...trol 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 NOTE Wake on LAN is only supported from the S1 S3 and S4 states It is no...

Page 110: ...er end of the cable is securely attached to the correct device The cable is attached to the incorrect connector Ensure that the cable is attached to the correct connector There is a problem with the cable or a device at the other end of the cable Ensure that the cable and device at the other end are operating correctly The network controller is defective Contact an authorized service provider Diag...

Page 111: ...ot meet industry standard specifications Install a working industry standard NIC or change the boot sequence to boot from another source Cannot connect to network server when attempting Remote System Installation Cause Solution The network controller is not configured properly Verify Network Connectivity that a DHCP Server is present and that the Remote System Installation Server contains the NIC ...

Page 112: ... or speed grade for the system or 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 applicatio...

Page 113: ...e the optical drive boot priority in Boot Boot Device Priority CD ROM Group Boot Priority 2 Run the Computer Setup utility and change boot group sequence in Boot Boot Device Priority Drive not found identified Cause Solution Cable could be loose Check cable connections The system may not have automatically recognized a newly installed device See reconfiguration directions in the Solving Hardware I...

Page 114: ...Re insert the media with the label facing up The DVD ROM drive takes longer to start because it has to determine the type of media played such as audio or video Wait at least 30 seconds to let the DVD ROM drive determine the type of media being played If the disc still does not start read the other solutions listed for this topic CD or DVD disc is dirty Clean CD or DVD with a CD cleaning kit avail...

Page 115: ...he Advanced menu 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 1 Run the Computer Setup utility and change the removable media boot priority in Boot Boot Device Priority 2 Run the Computer Setup utility and change boot gro...

Page 116: ...s 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 1 Replace the device 2 Restart the compu...

Page 117: ...cted the cable LED light on the front of the cable DSL modem will be on The CAT5 UTP cable is disconnected Connect the CAT5 UTP cable between the cable modem and the computers s RJ 45 connector If the connection is good the PC LED light on the front of the cable DSL modem will be on IP address is not configured properly Contact your ISP for the correct IP address Cookies are corrupted A cookie is ...

Page 118: ...On the General tab click Diagnostics 8 Click Query Modem A Success response indicates the modem is connected and working properly Windows Vista 1 Select Start Control Panel 2 Click on System and Maintenance 3 Click on System 4 In the Tasks list select Device Manager 5 Double click Modems 6 Double click Agere Systems PCI SV92PP Soft Modem 7 On the General tab click Diagnostics 8 Click Query Modem A...

Page 119: ...le C 17 Solving Software Problems Computer will not continue and no HP logo screen has appeared Cause Solution POST error has occurred 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 Scan hard drive for errors Illegal Operation has Occurred error message is display...

Page 120: ...d graphics replace the system board 3 short beeps and 1 long beep followed by a three second pause CPU configuration error or invalid CPU detected before graphics card initialized 1 Upgrade the BIOS to proper version 2 Change the processor 1 short beep followed by a one second pause No optical drive found 1 Check cable connections 2 Run the Computer Setup utility and ensure the device port is enab...

Page 121: ...beginning these procedures ensure that you are discharged of static electricity by briefly touching a grounded metal object See the Hardware Reference Guide for more information 3 Remove the computer cover or access panel 4 Locate the header and jumper labeled JPD1 NOTE The password jumper is light green so that it can be easily identified For assistance locating the password jumper and other syst...

Page 122: ...ce Guide for more information 3 Remove the computer cover or access panel CAUTION Resetting CMOS will restore the computer to factory defaults and will erase any customized information including passwords asset numbers and special settings 4 Locate the header and jumper labeled JBAT1 NOTE Be sure you have disconnected the AC power cord from the wall outlet The CMOS will not clear if the power cord...

Page 123: ...u visit http www hp com NOTE If you take the computer to an authorized reseller dealer or service provider for service remember to provide the setup and power on passwords if they are set Refer to the number listed in the warranty or in the Support Telephone Numbers guide for technical assistance Contacting Customer Support 115 ...

Page 124: ...erating 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 Heat Dissipation Maximum Typical idle 1575 BTU hr 307 BTU hr 397 kg cal hr 77 kg cal hr Power Supply Operatin...

Page 125: ...rrected power supply The power factor correction is present in the 230V operating mode only This allows the system to pass the CE mark requirements for use in the countries of the European Union This supply requires the use of an input voltage range select switch Table D 1 Specifications continued 117 ...

Page 126: ... connectors 45 drives connecting cables 44 installing 44 locations 43 removal and replacement 43 E electrostatic discharge ESD preventing damage 21 error codes 80 ethernet BNC pin assignments 72 expansion card sockets 37 expansion slot cover removing 38 replacing 40 F fan power supply 25 removal and replacement 59 flash drive problems 107 front bezel removal and replacement 31 front I O device rem...

Page 127: ...etwork 101 power 86 printer 95 software 111 processor removal and replacement 60 product ID location 28 R rear center channel audio connector 7 rear channel audio connector 7 rear panel components 7 removal and replacement access panel 30 battery 66 drives 43 fan 59 front bezel 31 front I O device 57 heat sink 60 memory 33 power supply 62 power switch 58 processor 60 system board 64 removing expan...

Page 128: ...Torx T15 screwdriver 25 U USB pin assignments 72 USB ports front panel 5 rear panel 7 V ventilation proper 23 Vision Diagnostics 13 W Wake on LAN feature 101 120 Index ...

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