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service reference guide

hp business desktop dx5150 series

1st edition

This document provides information on the removal and replacement of all 

parts as well as information on troubleshooting, Desktop Management, setup 

utilities, PATA and SATA drives, safety, routine care, connector pin 

assignments, POST error messages, and diagnostic indicator lights.

Document Part Number 361685-001

Summary of Contents for dx5150

Page 1: ...vides information on the removal and replacement of all parts as well as information on troubleshooting Desktop Management setup utilities PATA and SATA drives safety routine care connector pin assignments POST error messages and diagnostic indicator lights Document Part Number 361685 001 ...

Page 2: ......

Page 3: ...Service Reference Guide HP Business Desktop dx5150 Series 1st Edition Document Part Number 361685 001 April 2005 ...

Page 4: ...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 Packard Company ÅWARNING Text set o...

Page 5: ... Windows 2 9 2 4 1 Detecting Diagnostics for Windows 2 9 2 4 2 Installing Diagnostics for Windows 2 9 2 4 3 Using Categories in Diagnostics for Windows 2 10 2 4 4 Running Diagnostic Tests in Diagnostics for Windows 2 12 2 5 Configuration Record 2 13 2 5 1 Installing Configuration Record 2 13 2 5 2 Running Configuration Record 2 13 2 6 Remote Diagnostics Enabling Agent 2 14 2 6 1 Installing Upgradi...

Page 6: ...al and Parallel ATA Drive Guidelines and Features 4 1 SATA Hard Drive Information 4 1 4 1 1 SATA Data Cable 4 1 4 1 2 SATA Power Cable 4 2 4 2 PATA Hard Drive Information 4 2 4 2 1 PATA Data Cable 4 3 4 2 2 PATA Power Cable 4 3 4 2 3 PATA Cable Layout 4 4 4 3 PATA Drive Installation Guidelines 4 4 4 3 1 PATA Device Classes 4 5 4 4 ATA SMART Drives 4 5 4 5 Drive Capacities 4 5 4 6 SATA BIOS 4 6 4 6...

Page 7: ...Lock 6 2 6 2 2 Installing a Padlock 6 2 6 3 Access Panel 6 3 6 4 Front Bezel 6 4 6 5 Front Drive Bezels 6 5 6 5 1 5 25 Drive Bezel Blank 6 5 6 5 2 Diskette Drive Bezel 6 6 6 5 3 3 5 Drive Bezel Blank 6 6 6 6 Cable Management 6 7 6 6 1 Cable Connections 6 8 6 7 Memory Modules 6 9 6 8 Expansion Cards 6 10 6 8 1 Expansion Slot Cover 6 10 6 8 2 PCI Expansion Card 6 11 6 9 Drives 6 13 6 9 1 Drive Posit...

Page 8: ...1 Drive Positions 7 10 7 8 2 Cable Management 7 11 7 8 3 Cable Connections 7 13 7 8 4 Optical Drive 7 14 7 8 5 External 3 5 inch Drive 7 17 7 8 6 Primary Hard Drive 7 19 7 9 Front I O Devices 7 21 7 10 Power Switch Assembly 7 22 7 11 Speaker 7 23 7 12 Chassis Fan 7 24 7 13 Battery 7 25 7 13 1Type 1 Battery Holder 7 26 7 13 2Type 2 Battery Holder 7 27 7 14 Heatsink Assembly 7 28 7 15 Processor 7 29...

Page 9: ...ystem language on the hard drive the installation process could take up to 60 minutes 1 1 Installing or Upgrading Device Drivers To install hardware devices such as a printer a display adapter or network adapter after the operating system installation is completed the operating system needs access to the appropriate software drivers for the devices If prompted for the I386 directory replace the pa...

Page 10: ... file or tape You can save a backup file to a hard disk a floppy disk CD USB flash media device tape drive or to any other removable or nonremovable media 1 3 2 Restoring from the Backup File Windows XP Professional 1 Click Start All Programs Accessories System Tools Backup 2 Use the Backup or Restore Wizard to restore files from a backup file A backup file can be saved on a hard disk a floppy dis...

Page 11: ...up Utilities HP Support Software including device drivers Configuration Record Online Safety Comfort Guide Power Management with energy saver features Security Management tools Software Support Management tools Certain drivers and utilities are available only in selected languages You can obtain the latest version of these files in English and selected other languages in one of three ways Support ...

Page 12: ...1 4 361685 001 Service Reference Guide dx5150 Installing the Operating System ...

Page 13: ...passwords and other security features Establish and manage energy saving timeouts All features identified in this chapter may not be available on all HP products 2 1 Power On Self Test POST POST is a series of diagnostic tests that runs automatically when the system is turned on POST checks the following items to ensure that the computer system is functioning properly Keyboard Memory modules Diske...

Page 14: ...ed I O functionality including the serial USB or parallel ports audio or embedded NIC so that they cannot be used until they are unsecured Enable or disable Master Boot Record MBR Security Enable or disable removable media boot ability Enable or disable legacy diskette write ability when supported by hardware 2 2 1 Using Computer Setup F10 Utilities You can only access Computer Setup by turning th...

Page 15: ...r Use the arrow up and down keys to select the option you want and then press Enter To return to the previous screen press Esc 4 To apply and save changes press F10 or select Save Exit Setup on the Computer Setup Utility screen and press Enter If you have made changes that you do not want applied select Exit Without Saving and press Enter ÄCAUTION Do NOT turn computer power OFF while the ROM is sa...

Page 16: ...me IDE Channel 0 Master IDE Channel 0 Slave SATA IDE Channel 1 Master SATA IDE Channel 2 Master For each allows you to HDD Self Test SATA only SMART Status Check HDD Short Self Test HDD Extended Self Test IDE Auto Detection Extended IDE Drive None Auto Access Mode CHS PATA only LBA PATA only Large Auto Drive A Identifies the highest capacity media type accepted by the diskette drive Halt On Allows...

Page 17: ...ttempts to write data into this area the BIOS responds with a warning message on screen and an alarm beep Quick Power On Self Test Enables disables the system to skip certain tests while booting Enabling this feature decreases the time required to boot the system First Boot Device Second Boot Device Third Boot Device Fourth Boot Device Allows you to specify which devices will boot first second thi...

Page 18: ...OnChip USB Controller Enables disables the USB controller USB Legacy Support Enables or disables the USB Legacy feature Front Panel USB Port Enables disables the front panel USB port and the two USB ports located on the back of the computer under the NIC connector Onboard FDC Controller Enables disables onboard FDC controller Onboard Serial Port Allows you to disable or select setting for the onbo...

Page 19: ...t the OS cannot boot Resources Controlled By Allows you to select whether resources are controlled automatically or manually BIOS can automatically configure all the boot and Plug and Play compatible devices If you choose Auto you cannot select IRQ DMA and memory base address fields since BIOS automatically assigns them IRQ Resources IRQ 3 assigned to IRQ 4 assigned to IRQ 5 assigned to IRQ 7 assi...

Page 20: ...In Windows click Start Run type CMD and click OK to open a DOS command window 3 Type N folder BIOS exe SAVE ABC001 DAT where N is the drive letter of the removable storage to save the CMOS setting to the removable storage device PC Health Status System Information Lists CPU Temperature System Temperature CPU Fan Speed System Fan Speed System Fan Fail Check enable disable Fan Control auto disable L...

Page 21: ...trator you will be unable to test some subsystems The inability to test a subsystem is indicated by an error message under the subsystem name in the Test window or by shaded check boxes that you cannot select Use Diagnostics for Windows in the following instances to Determine if all the devices installed on the computer are recognized by the system and functioning properly Running tests is optiona...

Page 22: ...the old version 2 4 3 Using Categories in Diagnostics for Windows To use categories 1 Click Start HP Information Center Diagnostics for Windows You can also select the Diagnostics for Windows icon located in the Control Panel The screen displays the overview of the computer hardware and software In Windows 2000 Professional select Start Settings Control Panel then select Diagnostics for Windows In...

Page 23: ... Map Health Status of system temperature and hard drives Miscellaneous CMOS DMI BIOS System Product Name and Serial Number Navigation Previous Category F5 Next Category F6 Level Less F7 More F8 information on the screen Tab Overview Displays general information about the computer This window is displayed when first starting the utility The left side of the window shows hardware information while t...

Page 24: ...to test a subsystem is indicated by an error message under the subsystem name in the Test window or by shaded boxes that you cannot check 4 Select Interactive Mode or Unattended Mode In Interactive Mode the diagnostic software prompts you for any required input during tests Some tests require interaction and display errors or halt testing if selected in conjunction with Unattended Mode Interactive...

Page 25: ... assists in maximizing the computer availability The information obtained by the utility is useful in troubleshooting system problems and streamlines the service process by enabling quick and easy identification of system configurations The utility displays it findings in a Now log file If the original Base log file is present in the cpqdiags directory the Base log file is displayed next to the No...

Page 26: ...te Diagnostics Enabling Agent is pre loaded on some computers and is available through a SoftPaq at http www hp com under Support and Drivers 2 6 1 Installing Upgrading Remote Diagnostics Enabling Agent 1 Visit http www hp com support files and select the applicable product 2 Locate the appropriate software and download the latest version 3 Execute the downloaded file If you are upgrading an exist...

Page 27: ...ware unbundling process the computer is ready for use You can deploy a customized software image by Installing additional software applications after unbundling the preinstalled software image Using software deployment tools such as Altiris Deployment SolutionsTM to replace the preinstalled software with a customized software image Using a disk cloning process to copy the contents from one hard dr...

Page 28: ... configuration setting that you can change to always attempt to PXE boot 3 3 Software Updating and Management HP provides several tools for managing and updating software on desktops and workstations HP Client Manager Software Altiris Client Management Solution System Software Manager HP Proactive Notification and ActiveUpdate 3 3 1 HP Client Manager Software HP Client Manager Software HP CMS tigh...

Page 29: ...fo html deploy On selected desktop and notebook models an Altiris management agent is included as part of the factory loaded image This agent enables communication with the Altiris Development Solution which you can use to complete new hardware deployment or personality migration to a new operating system using easy to follow wizards Altiris solutions provide easy to use software distribution capa...

Page 30: ... custom profile visit http www hp com go pcn 3 4 ROM Flash The computer comes with a reprogrammable flash ROM read only memory By establishing a setup password in Computer Setup F10 Utility you can protect the ROM from unintentional updates or overwrites This protection is important to ensure the operating integrity of the computer Should you need or want to upgrade your ROM you may Order an upgra...

Page 31: ...us beeps A Boot Block recovery mode message is displayed on the screen some models The beeps continue through five cycles of eight simultaneous beeps and stop however the LED continues blinking until the issue is resolved To recover the system after it enters Boot Block recovery mode complete the following steps 1 If there is a diskette or a CD in the computer remove the media and turn off the pow...

Page 32: ...e the letter of the drive USB flash media device drive __________ ÄCAUTION If a drive does not match the USB flash media device do not proceed Data loss may occur Check all USB ports for additional storage devices If any are found remove them reboot the computer and proceed from step 4 If none are found either the system does not support the USB flash media device or the USB flash media device is ...

Page 33: ...a USB flash media device 1 If there are any PCI cards in the system that have SCSI ATA RAID or SATA drives attached turn off the computer and unplug the power cord ÄCAUTION You must unplug the power cord 2 Open the computer and remove the PCI cards 3 Insert the USB flash media device into one of the computer s USB ports and remove all other USB storage devices except USB diskette drives Close the ...

Page 34: ...ion from Windows 9x you may see a brief Windows logo screen If you do not want this screen add a zero length file named LOGO SYS to the root directory of the USB flash media device 3 4 5 Dual State Power Button With Advanced Configuration and Power Interface ACPI enabled for Windows XP the power button can function either as an on off switch or as a suspend button The suspend feature does not comp...

Page 35: ...ey asset tracking data that you can manage using HP Insight Manager HP Client Manager or other system management applications Seamless automatic integration between asset tracking features and these products enables you to choose the management tool that is best suited to your environment and to leverage your investment in existing tools HP also offers several solutions for controlling access to v...

Page 36: ...tifier UUID number The UUID can only be updated if the current chassis serial number is invalid These ID numbers are normally set in the factory and are used to uniquely identify the system Keyboard locale setting for example English or German for System ID entry Master Boot Record Security Allows you to enable or disable Master Boot Record MBR Security When enabled the BIOS rejects all requests t...

Page 37: ...n or restart the computer If you are in Windows click Start Shut Down Restart 2 As soon as the computer is turned on press and hold the F10 key until you enter Computer Setup Press Enter to bypass the title screen if necessary If you do not press the F10 key at the appropriate time you must restart the computer and press and hold the F10 key again to access the utility If you are using a PS 2 keyb...

Page 38: ...er to the HP ProtectTools Embedded Security Guide on the Documentation CD If a Supervisor password has been established on the computer you will be prompted to enter it each time you run Computer Setup 1 Turn on or restart the computer If you are in Windows click Start Shut Down Restart 2 As soon as the computer is turned on press and hold the F10 key until you enter Computer Setup Press Enter to ...

Page 39: ...e File menu select Save Changes and Exit To delete a password instead of changing it when the Enter Password box appears on the screen press Enter instead of entering the new password This deletes the current password Clearing Passwords If you forget the password you cannot access the computer Refer to the Troubleshooting Guide on the Documentation CD for instructions on clearing passwords If the ...

Page 40: ...bootable disk to the previously saved MBR If changes are detected and if the current bootable disk is the same disk from which the MBR was previously saved the following message is displayed 1999 Master Boot Record has changed 1 Press any key to enter Setup to configure MBR Security 2 Upon entering Computer Setup you must disable the MBR Security feature You must know the supervisor password if on...

Page 41: ...Setup 3 5 6 Cable Lock Provision The rear panel of the computer accommodates a cable lock so that you can physically secure the computer to a work area For illustrated instructions see the Removal and Replacement Chapter for the specific chassis 3 6 Fault Notification and Recovery Fault Notification and Recovery features combine innovative hardware and software technology to prevent the loss of cr...

Page 42: ...3 16 361685 001 Service Reference Guide dx5150 Desktop Management ...

Page 43: ...r only a single drive As shown in the table each cable has three grounds and four transmit receive pins SATA data cables are susceptible to damage if overflexed Never crease a SATA data cable and never bend it tighter than a 30 mm 1 18 in radius Characteristic SATA Number of pins conductors in data cable 7 7 Number of pins in power cable 15 Maximum data cable length 39 37 in 100 cm Data interface ...

Page 44: ... P2 and P3 differential signal pair P5 and P6 differential signal pair Pin Usage Notes Pin Usage Notes P1 V3 3 3 3 V power P9 V5 5 V power P2 V3 3 3 3 V power P10 Ground P3 V3 3 3 3 V power P11 Reserved P4 Ground P12 Ground P5 Ground P13 V 12 12 V power P6 Ground P14 V12 12 V power P7 V5 5 V power P15 V12 12 V power P8 V5 5 V power Characteristic PATA Number of pins conductors in data cable 40 80 ...

Page 45: ...al 1 2 3 4 5 Reset Ground DD7 DD8 DD6 15 16 17 18 19 DD1 DD14 DD0 DD15 Ground 29 30 31 32 33 DMAK Ground INTRQ IOCS16 DA1 6 7 8 9 10 DD9 DD5 DD10 DD4 DD11 20 21 22 23 24 Key DMARQ Ground DIOW Ground 34 35 36 37 38 PDIAG cable detect DA0 DA2 CS1FX CS3FX 11 12 13 14 DD3 DD12 DD2 DD13 25 26 27 28 DIOR Ground IORDY CSEL 39 40 DASP Ground Pin Usage 1 12 V 2 Ground 3 Ground 4 5 V ...

Page 46: ...or and the Drive Device 1 connector is always the closest to the system board connector Some cables may be labeled Drive 0 instead of Device 0 and Drive 1 instead of Device 1 4 3 PATA Drive Installation Guidelines ÄCAUTION HP only supports a PATA hard drive in SATA systems when the PATA hard drive is used in a MultiBay device This computer system board has one Parallel ATA PATA channel The channel...

Page 47: ...itoring Analysis and Recording Technology SMART ATA drives for the HP Personal Computers have built in drive failure prediction that warns the user or network administrator of an impending failure or crash of the hard drive The SMART drive tracks fault prediction and failure indication parameters such as reallocated sector count spin retry count and calibration retry count If the drive determines ...

Page 48: ...in Legacy Mode Device 0 is accessible as Device 0 of PATA controller s Primary Channel Device 1 is accessible as Device 1 of PATA controller s Primary Channel SATA Controller in Native Mode SATA 0 is accessible as Device 0 of SATA controller s Primary Channel SATA 1 is accessible as Device 0 of SATA controller s Secondary Channel SATA 2 is accessible as Device 1 of SATA controller s Primary Channe...

Page 49: ...ontrol base address 4 7 Mixed Devices Boot and Drive Letter Ordering SATA Emulation Hard Drive Order HDD Boot and Drive Letter Ordering Separate IDE Controller default Used with Windows 2000 and XP A Integrated SATA B Integrated IDE A1 SATA 0 A2 SATA 2 A3 SATA 1 A4 SATA 3 B1 IDE Device 0 B2 IDE Device 1 Separate IDE Controller Used with Windows 2000 and XP A Integrated IDE B Integrated SATA A1 IDE...

Page 50: ...4 8 361685 001 Service Reference Guide dx5150 Serial and Parallel ATA Drive Guidelines and Features ...

Page 51: ...st adhere to the procedures and precautions described in this chapter Ä 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 Not all models are available in all chassis styles 5 1 Chassis Designations 5 1 1 Microtower...

Page 52: ...itry 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 may function normally for a while but it has been degraded in the internal layers reducing its life expectancy Networks built into many integrated circuits provide some protectio...

Page 53: ...ontainer Always be properly grounded when touching a sensitive component or assembly Avoid contact with pins leads or circuitry Place reusable electrostatic sensitive parts from assemblies in protective packaging or conductive foam 5 2 3 Personal Grounding Methods and Equipment Use the following equipment to prevent static electricity damage to equipment Wrist straps are flexible straps with a max...

Page 54: ...r and input signals before inserting and removing connectors or test equipment Use fixtures made of static safe materials when fixtures must directly contact dissipative surfaces Keep work area free of nonconductive materials such as ordinary plastic assembly aids and Styrofoam Use conductive field service tools such as cutters screwdrivers and vacuums 5 2 5 Recommended Materials and Equipment Mat...

Page 55: ...rate the computer with the cover or side panel removed Do not stack computers on top of each other or place computers so near each other that they are subject to each other s re circulated or preheated air If the computer is to be operated within a separate enclosure intake and exhaust ventilation must be provided on the enclosure and the same operating guidelines listed above will still apply The...

Page 56: ... 1 General Cleaning Safety Precautions before following these procedures Ä CAUTION Use safety glasses equipped with side shields before attempting to clean debris from under the keys You may remove visible debris underneath or between the keys by vacuuming or shaking You may use canned pressurized air to clean debris from under the keys Use caution as too much air pressure can dislodge lubricants ...

Page 57: ...r source before opening the computer to prevent system board or component damage 5 5 2 Tools and Software Requirements To service the computer you need the following Torx T 15 screwdriver Compaq screwdriver with bits PN 161946 001 Torx T 15 screwdriver with small diameter shank for certain front bezel removal Flat bladed screwdriver may sometimes use in place of the Torx screwdriver Phillips 2 scr...

Page 58: ...components avoiding all physical shock and vibration This applies to failed drives as well as replacement spares If you must mail a drive place the drive in a bubble pack mailer or other suitable protective packaging and label the package Fragile Handle With Care Do not remove hard drives from the shipping package for storage Keep hard drives in their protective packaging until they are mounted in...

Page 59: ...val and replacement chapter for the chassis you are working on in this guide for replacement procedures Å WARNING This computer contains a lithium battery There is a risk of fire and chemical burns 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 60ºC 140ºF Ä CAUTION Batteries battery pa...

Page 60: ...5 10 361685 001 Service Reference Guide dx5150 Identifying the Chassis Routine Care and Disassembly Preparation ...

Page 61: ...Exit the operating system 4 Remove any diskette compact disc or MultiBay device from the computer 5 Turn off the computer and any peripheral devices that are connected to it Ä CAUTION Turn off the computer before disconnecting any cables Ä 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...

Page 62: ...a Cable Lock The cable lock may be used to secure the computer access panel to the chassis and at the same time secure the computer to a fixed object 6 2 2 Installing a Padlock A padlock may be used by itself to secure the access panel to the computer chassis A padlock may also be used with a security cable to secure the computer to a fixed object I ...

Page 63: ...hat the computer is turned off and that the power cord is disconnected from the electrical outlet 2 Loosen the captive thumbscrew 1 that secures the access panel to the computer chassis 3 Slide the access panel 2 back about 2 5 cm 1 inch then lift it off the unit You may want to lay the computer on its side to install internal parts Make sure the side with the access panel and pull grip is facing ...

Page 64: ...bezel 1 so that they release from the chassis Then press in on the upper tab on the side of the bezel so that it releases from the chassis The bezel will rotate out slightly 2 To reinstall the front bezel 1 Position the chassis in the upright position 2 Insert the two hooks on the right side of the bezel 1 into the rectangular holes on the chassis then rotate the bezel into place 2 so that the thr...

Page 65: ...isassembly 2 Remove the access panel Section 6 3 Access Panel 3 Remove the front bezel Section 6 4 Front Bezel 6 5 1 5 25 Drive Bezel Blank Press the two retaining tabs on the inside of the large bezel 1 towards the outside of the bezel to release the bezel blank At the same time pull the bezel blank in 2 to remove it from the front bezel To install a bezel blank reverse the removal procedure ...

Page 66: ...s the center of the drive bezel and push the bezel out to remove it from the front bezel To install a bezel or a bezel blank reverse the removal procedure 6 5 3 3 5 Drive Bezel Blank Press the two upper 1 or the two lower 2 tabs for the 3 5 drive bezel towards the center of the 3 5 drive bezel and push the bezel blank out to remove it from the front bezel To install a bezel blank reverse the remov...

Page 67: ...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 to lay properly by...

Page 68: ...drive P3 Cable To PCA Designator Diskette drive System board FDD1 Black 1st SATA Hard drive System board SATA 1 Blue 2nd SATA Hard drive System board SATA 2 White ODD Data System board IDE1 Blue ODD Audio if required System board CD_IN1 Black 2nd ODD Audio if required System board AUX_IN1 Yellow Heatsink fan System board CPU_FAN Secondary system fan System board CHASSIS_FAN Front LED power on butt...

Page 69: ...n for Disassembly 2 Remove the access panel and rotate the computer so the system board is parallel to the table to make it easier to work on Section 6 3 Access Panel If you have locked the Smart Cover Lock use Computer Setup to unlock the lock ÅWARNING To reduce risk of personal injury from hot surfaces allow the internal system components to cool before touching 3 Open both latches of the memory...

Page 70: ...Section 6 1 Preparation for Disassembly 2 Remove the access panel and rotate the computer so the system board is parallel to the table to make it easier to work on Section 6 3 Access Panel 3 On the rear of the computer remove the retaining screw and slide the slot cover lock up to access the expansion slot covers For instructions on PCI expansion cards see Section 6 8 2 PCI Expansion Card ...

Page 71: ... the connectors pull free from the socket 3 Pull the expansion card straight up from the socket 1 then away from the inside of the chassis 2 to maneuver the card out of the computer ÄCAUTION Make sure not to scrape the card against the other components ÄCAUTION After removing an expansion card you must replace it with a new card or cover the open slot for example with a metal slot cover or a piece...

Page 72: ...ve the card toward the rear of the chassis so that the bracket on the card is aligned with the open slot on the rear of the chassis 1 7 Press the card straight down into the expansion slot on the system board 2 Press firmly on the card so that the whole connector seats properly in the expansion card slot 8 Slide the slot cover lock down toward the expansion card brackets and slot covers to secure ...

Page 73: ...s on a drive ÄCAUTION Make sure personal files on the hard drive are backed up to an external storage device before removing the hard drive Failure to do so will result in data loss After replacing the primary hard drive you will need to run the Restore CD to load the factory installed files 6 9 1 Drive Positions Drive Positions Item Description Item Description 1 Optical drive 4 Bay for optional ...

Page 74: ...mbly 2 Remove the access panel and rotate the computer so the system board is parallel to the table to make it easier to work on Section 6 3 Access Panel 3 Remove the front bezel Section 6 4 Front Bezel 4 Disconnect the audio data and power cables from the back of the drive as shown in the following illustrations Disconnecting Optical Drive Cables Audio cable is 1 data cable is 2 and power cable i...

Page 75: ...ide dx5150 361685 001 6 15 Removal and Replacement Procedures Microtower MT Chassis Disconnecting Diskette Drive Cables Data cable is 1 and power cable is 2 Disconnecting Hard Drive Cables Power cable is 1 data cable is 2 ...

Page 76: ...ves 5 A latch drive bracket with release tabs secures the drives in the drive bay Lift the release tab on the latch drive bracket 1 for the drive you want to remove then slide the drive from its drive bay 2 6 Remove the four guide screws two on each side from the old drive You will need these screws to install a new drive ...

Page 77: ...drop it Do not use excessive force when inserting a drive Avoid exposing a hard drive to liquids temperature extremes or products that have magnetic fields such as monitors or speakers 1 Install four guide screws two on each side into the new drive The screws help guide the drive into its proper position in the bay If this is a new installation guide screws are provided on the front of the chassis...

Page 78: ...the drive as shown in the following illustrations Refer to Chapter 4 Section 4 3 PATA Drive Installation Guidelines for information on attaching the cabling to get optimum performance Connecting Optical Drive Cables Audio cable is 1 data cable is 2 power cable is 3 Connecting Diskette Drive Cables Data cable is 1 power cable is 2 ...

Page 79: ...ccess panel Section 6 3 Access Panel 6 Turn on the computer If you replaced the primary hard drive you may use the restore CD to restore the operating system software drivers and or any software applications that were preinstalled on the computer Follow the instructions in the guide included with the restore CD When the restore process has completed reinstall any personal files that were backed up...

Page 80: ...y 2 Remove the access panel and rotate the computer so the system board is parallel to the table to make it easier to work on Section 6 3 Access Panel 3 Disconnect the power cable that connects the chassis fan to the system board 1 4 Remove the four screws from the rear of the chassis 2 that secure the fan 5 Remove the fan from the chassis 3 To install the chassis fan reverse the removal procedure...

Page 81: ...ess panel and rotate the computer so the system board is parallel to the table to make it easier to work on Section 6 3 Access Panel 3 Disconnect the following three attaching cables from the system board power switch LED cable front USB cable front audio cable 4 Remove the two screws 1 that secure the housing to the chassis and then pull the housing 2 away from the chassis To install the housing ...

Page 82: ...mputer so the system board is parallel to the table to make it easier to work on Section 6 3 Access Panel 3 Remove the front I O panel assembly Section 6 11 Front I O Panel Housing Assembly 4 Remove the two screws 1 that hold the USB and audio port assembly in place 5 Remove the I O device assembly from the I O panel 2 by pushing it out of the housing To install the I O devices reverse the removal...

Page 83: ...nel assembly Section 6 11 Front I O Panel Housing Assembly 4 Squeeze the switch holder retaining clips together 1 and push the switch assembly out of the front I O panel housing 5 From the inside of the I O panel assembly spread the clips 2 that secure the LEDs in place and then push the LEDs out of the retainers from the front side 6 If necessary compress the retaining clips on the LED holders an...

Page 84: ...will penetrate the slot openings and latch into place If one clip will not easily engage it may be necessary to use the end of a ball point pen or another thin stiff object to compress the clip leg while inserting it into the clip slot 10 Push the LEDs into the their retainers The power LED having the blue and black leads should be to the right when viewed from the front of the computer 11 Reconne...

Page 85: ...e system board is parallel to the table to make it easier to work on Section 6 3 Access Panel 3 Disconnect the heatsink fan cable 1 from the system board 4 Loosen the two screws 2 that secure the heatsink to the processor 5 Twist the heatsink to break the bond between it and the processor 6 Lift the heatsink 3 from the processor To install a heatsink reverse the removal procedure ÄCAUTION Always r...

Page 86: ...o to step 3 If using a new heatsink go to step 5 3 If reusing the existing heatsink clean bottom of the heatsink and apply the thermal grease found in the spares kit to the top of the processor 4 Clean the bottom of the heatsink with the provided alcohol pad and place it atop the processor Go to step 6 5 If using a new heatsink remove the protective covering from the bottom of the heatsink and pla...

Page 87: ...xpansion Card 4 Remove the memory modules Section 6 7 Memory Modules 5 Remove the heatsink Section 6 14 Heatsink 6 Remove the processor Section 6 15 Processor 7 Disconnect all cables connected to the system board noting their location for reinstallation 8 Remove the eight screws that secure the system board to the chassis then slide the board toward the front of the computer until the rear I O con...

Page 88: ...on a padded surface to protect the board from damage 2 Remove the protective paper shield 1 from the mounting surface of the backing plate 3 Position the mounting plate studs over the back of the sytem board 2 and press the plate firmly to the system board so the studs penetrate the mounting holes To complete the installation of the system board reverse the removal procedures ...

Page 89: ...AUTION 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 N Batteries battery packs and accumulators should not be disposed of together with the general household waste In order to forward them to recycling or p...

Page 90: ...cement battery into position positive side up The battery holder automatically secures the battery in the proper position 3 Replace the computer cover or access panel Section 6 3 Access Panel 4 Plug in and turn on power to the computer 5 Using Computer Setup reset the date and time passwords and any special system setups For more information refer to the Computer Setup F10 Utility Guide ...

Page 91: ...one edge of the replacement battery under the holder s lip 2 with the positive side up Push the other edge down until the clamp snaps over the other edge of the battery After replacing the battery use the following steps to complete this procedure 3 Replace the computer cover or access panel Section 6 3 Access Panel 4 Plug in and turn on power to the computer 5 Using Computer Setup reset the date ...

Page 92: ...e battery 2 When the battery pops up lift it out 2 3 To insert the new battery push it down into the holder with the positive side to the left as shown in the drawing above 4 Replace the computer access panel Section 6 3 Access Panel 5 Plug in the computer and turn on power 6 Using Computer Setup reset the date and time passwords and any special system setups For more information refer to the Comp...

Page 93: ... access panel and rotate the computer so the system board is parallel to the table to make it easier to work on Section 6 3 Access Panel 3 Move remove any components necessary to gain access to the speaker 4 Disconnect the speaker wire from the system board connector 5 Remove the two screws 1 that secure the speaker to the chassis 6 Remove the speaker 2 To install the speaker reverse the removal p...

Page 94: ...before opening the computer 1 Prepare the computer for disassembly Section 6 1 Preparation for Disassembly 2 Remove the access panel and rotate the computer so the system board is parallel to the table to make it easier to work on Section 6 3 Access Panel 3 Disconnect all power cables from the mass storage devices and from the system board 4 Remove the screws that connect the power supply to the c...

Page 95: ...ng system 4 Remove any diskette compact disc or MultiBay device from the computer 5 Turn off the computer and any peripheral devices that are connected to it Ä CAUTION Turn off the computer before disconnecting any cables Ä 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...

Page 96: ...ble lock may be used to secure the computer access panel to the chassis and at the same time secure the computer to a fixed object As shown there are two acceptable methods for using the cable lock While both methods work for added security HP recommends that you use the method shown on the left where the cable lock penetrates both the access panel and the chassis ...

Page 97: ...oval and Replacement Procedures Small Form Factor SFF Chassis 7 2 2 Padlock A padlock may be used by itself to secure the access panel to the computer chassis A padlock may also be used with a security cable to secure the computer to a fixed object I ...

Page 98: ...emoving the computer access panel ensure that the computer is turned off and that the power cord is disconnected from the electrical outlet 2 Pull up and hold open the latch on the top of the computer 1 3 Slide the computer access panel 2 back about 1 3 cm 0 5 inch then lift it off the unit When installing the access panel press down on its center to ensure the latches are properly secured while s...

Page 99: ...ezel 1 Prepare the computer for disassembly Section 7 1 Preparation for Disassembly 2 Remove the computer access panel Section 7 3 Computer Access Panel 3 Pull up on the three release tabs 1 on the top of the bezel then pull the front bezel away from the chassis 2 To reinstall the front bezel reverse the removal procedure ...

Page 100: ...disassembly Section 7 1 Preparation for Disassembly 2 Remove the computer access panel Section 7 3 Computer Access Panel 3 Remove the front bezel Section 7 4 Front Bezel 4 Press the large retaining tab 1 on the side of the bezel insert as shown then push the bezel insert out of the front bezel 2 To install a bezel or a bezel blank reverse the removal procedure ...

Page 101: ...sassembly Preparation for more information ÄCAUTION When handling a memory module be careful not to touch any of the contacts Doing so may damage the module 1 Prepare the computer for disassembly Section 7 1 Preparation for Disassembly 2 Remove the computer access panel Section 7 3 Computer Access Panel ÅWARNING To reduce risk of personal injury from hot surfaces allow the internal system componen...

Page 102: ...e computer reverse the removal procedure If you normally lock the Smart Cover Lock use Computer Setup to relock the lock and enable the Smart Cover Sensor 7 7 PCI Expansion Card 1 Prepare the computer for disassembly Section 7 1 Preparation for Disassembly 2 Remove the computer access panel Section 7 3 Computer Access Panel 3 Disconnect all cables attached to the expansion cards 4 Release the expa...

Page 103: ...ion card straight up then pull it in toward the center of the chassis to release it from the chassis frame Make sure not to scrape the card against other components 8 Place the card under the rear panel bracket 1 then firmly push the expansion card into the connector 2 Ensure that the card is firmly seated in the expansion card slot Be sure not to touch the rear panel bracket or other components i...

Page 104: ...up to an external storage device before removing the hard drive Failure to do so will result in data loss After replacing the primary hard drive you need to run the Restore Plus CD to load the factory installed files 7 8 1 Drive Positions To verify the type and size of the storage device installed in the computer run Computer Setup Drive Positions Item Description Item Description 1 One standard 3...

Page 105: ...at ribbon data cable 3 near the connector on the drive Route the cable up high on the drive cage near the cable connectors then folding again to lay beneath the optical drive data cable 4 The cable clip 4 is stamped from the back of the drive cage and secures the diskette drive power cable Always follow good cable management practices when working inside the computer Keep cables away from major he...

Page 106: ...ables down into the chassis Always position the cables to lay properly by themselves When removing the power supply power cables from the P1 or P3 connectors on the system board always follow these steps 1 Squeeze on the top of the retaining latch attached to the cable end of the connector 1 2 Grasp the cable end of the connector and pull it straight up 2 ÄCAUTION Always pull the connector NEVER p...

Page 107: ... Supply 5 25 Zip drive P6 Cable To PCA Designator Diskette drive System board FDD1 Black ODD Data System board IDE1 Blue ODD Audio if required System board CD_IN1 Black Heatsink fan System board CPU_FAN Secondary system fan System board CHASSIS_FAN Front LED power on button System board F_P1 Front I O USB System board JUSB1 Yellow Front I O Audio System board AUD1 Black Speaker System board SPKR S...

Page 108: ...ess panel Section 7 3 Computer Access Panel 3 Remove the front bezel Section 7 4 Front Bezel 4 Raise the Easy Access drive cage to the upright position 5 Disconnect the audio signal and drive power cables from the drive The other end of the cables should remain connected to the system board 6 Make sure you properly route the drive cables Section 7 8 2 Cable Management 7 Return the Easy Access driv...

Page 109: ...mm long screws as guide screws Longer screws can damage the internal components of the drive When replacing the drive transfer the four screws from the old drive to the new one The screws take the place of drive rails 2 Position the guide screws on the drive into the J slots in the drive bay 1 Then slide the drive towards the rear of the computer 2 The drive release latch automatically locks in pl...

Page 110: ...he use of an audio cable to transfer the sound to the system board 5 Make sure you route the drive cables properly Section 7 8 2 Cable Management 6 Return the Easy Access drive cage to the down position Make sure not to pinch the cables in the chassis when lowering the Easy Access drive cage 7 Replace the front bezel and computer access panel The system automatically recognizes the drive and recon...

Page 111: ...ar of the chassis and hold 8 Slide the drive 2 toward the front of the drive cage then lift the drive out of the computer When replacing the drive transfer the four screws from the old drive to the new one The screws take the place of drive rails The guide screws on a 3 5 inch diskette drive 1 are placed closer together than on the hard drive 2 9 Insert the rear screws of the hard drive into the r...

Page 112: ...ement Procedures Small Form Factor SFF Chassis 10 Connect the power and data cables 11 Make sure the drive cables are routed properly Section 7 8 2 Cable Management 12 Rotate the drive cage to its original position 13 Replace the front bezel and computer access panel ...

Page 113: ...ve 1 Prepare the computer for disassembly Section 7 1 Preparation for Disassembly 2 Remove the computer access panel Section 7 3 Computer Access Panel 3 Remove the front bezel Section 7 4 Front Bezel 4 Raise the Easy Access drive cage to the upright position 5 Disconnect the power cable 1 and signal cable 2 from the back of the drive ...

Page 114: ...rive from the bay 3 To replace the hard drive reverse the above procedure When replacing the hard drive transfer the four screws from the old drive to the new one The screws take the place of drive rails You will need a Torx T 15 screwdriver to remove and re install the guide screws Make sure you route the drive cables properly Section 7 8 2 Cable Management before rotating the drive cage to its o...

Page 115: ...ts full open position 4 Disconnect the two I O device cables from the system board front USB cable pair front audio cable 5 Remove the power supply from the chassis Section 7 17 Power Supply 6 From the inside of the chassis remove the two screws that secure the I O device to the chassis 1 then pull the device into the chassis 2 to free it from its mount You may need a stubby Torx T15 screwdriver t...

Page 116: ...1 Preparation for Disassembly 2 Remove the front bezel Section 7 4 Front Bezel 3 Rotate the drive cage to its full open position 4 Disconnect the power switch LED cable from the system board 5 Squeeze the switch holder retaining clips together at the front of the chassis 1 and push the switch assembly out of the chassis 2 To install the power switch assembly reverse the removal procedure ...

Page 117: ...the computer access panel Section 7 3 Computer Access Panel 3 Remove the front bezel Section 7 4 Front Bezel 4 Rotate the drive cage to its upright position 5 Disconnect the speaker wire from the system board 6 Remove the two screws that secure the speaker to the chassis 1 You may need a stubby Torx T15 screwdriver to access the screws 7 Remove the speaker 2 To install the speaker reverse the remo...

Page 118: ... panel Section 7 3 Computer Access Panel 3 Remove the front bezel Section 7 4 Front Bezel 4 Rotate the drive cage to its full open position 5 Disconnect the fan cable from the system board 6 Remove the four screws that secure the fan grill and the fan to the chassis 2 then pull the fan out of the chassis 3 You may need a stubby Torx T15 screwdriver to remove the retaining screws To install the cha...

Page 119: ... product Ä 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 N Batteries battery packs and accumulators should not be disposed of together with the general household waste In order to forward them to re...

Page 120: ...Slide the replacement battery into position positive side up 3 The battery holder automatically secures the battery in the proper position 4 Replace the computer cover or access panel 5 Plug in and turn on power to the computer 6 Using Computer Setup reset the date and time passwords and any special system setups For more information refer to the Computer Setup F10 Utility Guide ...

Page 121: ...ew battery slide one edge of the replacement battery under the holder s lip 2 with the positive side up Push the other edge down until the clamp snaps over the other edge of the battery After replacing the battery use the following steps to complete this procedure 3 Replace the computer cover or access panel 4 Plug in and turn on power to the computer 5 Using Computer Setup reset the date and time...

Page 122: ...ews 1 that secure the heatsink to the system board You will need a straight shanked flat blade or Torx T15 screwdriver to loosen the heatsink retaining screws 7 Twist the heatsink slightly to break the bond between it and the processor then lift the heatsink from the processor 2 8 Set the heatsink on its side to keep the thermal grease from getting on the work surface If reinstalling this heatsink...

Page 123: ...3 If using a new heatsink go to step 5 3 If reusing the existing heatsink clean bottom of the heatsink and apply the thermal grease provided in the spares kit to the top of the processor 4 Clean the bottom of the heatsink with the provided alcohol pad and place it atop the processor Go to step 6 5 If using a new heatsink remove the protective covering from the bottom of the heatsink and place it i...

Page 124: ...on cards Section 7 7 PCI Expansion Card 6 Remove the memory modules Section 7 6 Memory Modules 7 Remove the heatsink Section 7 14 Heatsink Assembly 8 Remove the processor Section 7 15 Processor 9 Disconnect all cables connected to the system board noting their location for reinstallation 10 Remove the eight screws that secure the system board to the chassis 11 Slide the board towards the front of ...

Page 125: ...wn on a padded surface to protect the board from damage 2 Remove the protective paper shield 1 from the mounting surface of the backing plate 3 Position the mounting plate studs over the back of the system board 2 and press the plate firmly to the system board so the studs penetrate the mounting holes Complete the installation of the system board by reversing the removal procedures ...

Page 126: ...uter access panel Section 7 3 Computer Access Panel 3 Remove the front bezel Section 7 4 Front Bezel 4 Rotate the drive cage to its upright position 5 Disconnect all power cables from the mass storage devices and from the system board 6 Remove the TPM from the system board to prevent damaging it 7 Remove the three screws that secure the power supply to the chassis 1 8 Slide the power supply forwar...

Page 127: ...workstation connectors Some of these connectors may not be used on the product being serviced Keyboard Connector and Icon Pin Signal 1 2 3 Data Unused Ground 4 5 6 5 VDC Clock Unused Mouse Connector and Icon Pin Signal 1 2 3 Data Unused Ground 4 5 6 5 VDC Clock Unused Ethernet BNC Connector and Icon Pin Signal 1 Center Data 2 Shield Ground ...

Page 128: ...ollision Negative AUI Differential Transmit 9 10 11 12 Positive AUI Differential Receive 12V Ground Ground 5 6 7 8 Positive AUI Differential Transmit Ground Ground Negative AUI Differential Receive 13 14 15 16 Unused Unused Unused Unused Parallel Interface Connector and Icon Pin Signal Pin Signal Pin Signal 1 2 3 Strobe Data Bit 0 Data Bit 1 7 8 9 Data Bit 5 Data Bit 6 Data Bit 7 13 14 15 Select A...

Page 129: ... 8 9 Request to Send Clear to Send Ring Indicator 5V if powered 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 Tip Audio 2 Ring Power 3 Shield Ground Headphone Connector and Icon 1 8 miniphone Pin Signal 1 Tip Audio_Left 2 Ring Audio_Right 3 Shield Ground Line In Audio Connector and Icon 1 8 miniphone Pin Signal 1 Tip Audio...

Page 130: ... 51 52 53 Ground TERMPW Reserved 60 61 62 MSG SEL C D 20 34 35 36 Ground D12 D13 43 44 45 D3 D4 D5 54 55 56 Ground ATN Ground 63 64 65 REQ I O D 37 38 39 D14 D15 DP1 46 47 48 D6 D7 DP0 57 58 59 BSY ACK RST 66 67 68 D D D 1 2 3 Ultra SCSI Connector and Icon Pin Signal Pin Signal Pin Signal Pin Signal 1 11 12 13 14 Ground Reserved Open Reserved 29 30 31 32 DB3 DB4 DB5 DB6 37 38 39 40 Reserved TERMPW...

Page 131: ...ound 11 12 13 Not used DDC Serial Data Horizontal Sync 4 5 Not used Ground 9 10 5V fused Ground 14 15 Vertical Sync DDC Serial Clock DVI D Connector and Icon Pin Signal Pin Signal Pin Signal 1 2 3 4 TMDS Data2 TMDS Data2 TMDS Data2 4 Shield TMDS Data4 9 10 11 12 TMDS Data1 TMDS Data1 TMDS Data1 3Shield TMDS Data3 17 18 19 20 TMDS Data0 TMDS Data0 TMDS Data0 5 Shield TMDS Data5 5 6 7 8 TMDS Data4 D...

Page 132: ... 6 7 8 9 10 DD9 DD5 DD10 DD4 DD11 20 21 22 23 24 Key DMARQ Ground DIOW Ground 34 35 36 37 38 PDIAG cable detect DA0 DA2 CS1FX CS3FX 11 12 13 14 DD3 DD12 DD2 DD13 25 26 27 28 DIOR Ground IORDY CSEL 39 40 DASP Ground 24 Pin Power Connector Pin Signal Pin Signal Pin Signal Pin Signal 1 2 3 4 5 6 3 3 V 3 3 V GND 5 V GND 5 V 7 8 9 10 11 12 GND POK 5 Vaux 12 V 12 V 3 34 V 13 14 15 16 17 18 3 34 V 12 V G...

Page 133: ...V 5 V Sense GND 5 V 5 V 3 3 V 19 20 21 22 23 24 GND 3 3 Sense 3 3 V 3 3 V GND 12 V 4 Pin Power for CPU Connector and Icon Pin Signal 1 GND 2 GND 3 12 V CPU 4 12 V CPU 24 12 13 1 SATA Data and Power Drive Connector Pin Signal Pin Signal Pin Signal Pin Signal S1 S5 Ground B S2 S6 A B S3 S7 A Ground S4 Ground P1 P5 P9 P13 V 3 3 Ground V 5 V 12 P2 P6 P10 P14 V 3 3 Ground Ground V 12 P3 P7 P11 P15 V 3 ...

Page 134: ... GND PERp3 PERn3 31 32 33 34 35 GND RSVD RSVD 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 PE...

Page 135: ... GND PETp4 PETn4 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...

Page 136: ...A 10 361685 001 Service Reference Guide dx5150 Connector Pin Assignments ...

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

Page 138: ...onductor 0 75mm2 conductor size Power cord 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 coup...

Page 139: ...ch as memory count and non error text messages If a POST error occurs the screen will display the error message To manually switch to the POST Messages Enabled mode during POST press the Tab key The default mode is POST Message Disabled The speed at which the computer loads the operating system and the extent to which it is tested are determined by the POST mode selection Quick Power On Self Test ...

Page 140: ...e RTC battery CMOS checksum error Defaults loaded Checksum of CMOS is incorrect so the system loads the default equipment configuration A checksum error may indicate that CMOS has become corrupt A weak battery may have caused this error Check the battery and replace if necessary CPU at nnnn Displays the running speed of the CPU None Press ESC to skip memory test The user may press ESC to skip the ...

Page 141: ...able boot device This may mean an unitialized or corrupt ATA flash Shut down the system ensure that the power and data cables of all storage devices are plugged in properly and reboot the system Ensure all removable media have been removed Warning CPU fan has failed CPU fan weak RPM 1000 or not turning Ensure that the CPU fan power cable is connected If the problem persists replace the fan Warning...

Page 142: ...end to RAM mode some models only or normal Suspend mode None required Press any key or move the mouse to wake the computer Red Power LED flashes two times once every second followed by a two second pause The Power LED will continue flashing until the problem is resolved Pertains to CPU fan only None Processor thermal protection activated A fan may be blocked or not turning OR The heatsink fan asse...

Page 143: ...ed devices such as hard diskette or optical drives and expansion cards Power on the system If the system enters the POST then power off and replace one device at a time and repeat this procedure until failure occurs Replace the device that is causing the failure Continue adding devices one at a time to ensure all devices are functioning properly 3 Replace the power supply 4 Replace the system boar...

Page 144: ...followed by a two second pause and the computer beeps seven times Beeps stop after five times but the Power LED will continue flashing until the problem is resolved 7 System board failure ROM detected failure prior to video Replace the system board Red Power LED flashes eight times once every second followed by a two second pause and the computer beeps eight times Beeps stop after five times but t...

Page 145: ...ltage Proper voltage setting depends on your region 2 Replace the system board 3 Replace the processor Red Power LED flashes ten times once every second followed by a two second pause and the computer beeps ten times Beeps stop after five times but the Power LED will continue flashing until the problem is resolved 10 Bad option card 1 Check each graphics card by removing the card one at a time if ...

Page 146: ...the system board OR Press and hold the power button for less than 4 seconds If the hard drive LED does not turn on green then 1 Check that the unit is plugged into a working AC outlet 2 Open hood and check that the power button harness is properly connected to the system board 3 Check that both power supply cables are properly connected to the system board 4 Check to see if the 5V_aux light on the...

Page 147: ...ly 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 F10 Setup Press and hold any key If the system beeps then the keybo...

Page 148: ...d to be replaced 1 Reset the date and time under Control Panel 2 Replace the RTC battery Computer appears to pause periodically Network driver is loaded and no network connection is established Establish a network connection or use Computer Setup or Microsoft Windows Device Manager to disable the network controller Cursor will not move using the arrow keys on the keypad The Num Lock key may be on ...

Page 149: ...gram Too many applications running 1 Close unnecessary applications to free up memory 2 Add more memory Cause unknown Restart the computer Computer powered off automatically and the Power LED flashes Red two times once every second followed by a two second pause Processor thermal protection activated A fan may be blocked or not turning OR The heatsink is not properly attached to the processor 1 En...

Page 150: ...ard turns on 3 Replace the system board OR Press and hold the power button for less than 4 seconds If the hard drive LED does not turn on green then 1 Check that the unit is plugged into a working AC outlet 2 Open hood and check that the power button harness is properly connected to the system board 3 Check that both power supply cables are properly connected to the system board 4 If the 5V_aux li...

Page 151: ... if the processor fan spins If the processor fan is not spinning make sure the fan s cable is plugged onto the system board header Ensure the fan is fully properly seated or installed 3 Replace the processor fan 4 Reseat processor heatsink and verify that the fan assembly is properly attached Power LED flashes Red four times once every second followed by a two second pause Power failure power supp...

Page 152: ...the diskette Diskette is write protected Use another diskette or remove the write protection Writing to the wrong drive Check the drive letter in the path statement Not enough space is left on the diskette Use another diskette Diskette write control is enabled Use Computer Setup to check the storage security feature disabled settings Diskette is damaged Replace the damaged disk Cannot format diske...

Page 153: ...serted in the drive When drive activity stops remove the diskette and press the Spacebar The computer should start up Diskette error has occurred Restart the computer by pressing the power button Cannot Boot to Diskette Diskette is not bootable Replace with a bootable diskette Diskette boot has been disabled in Computer Setup Run Computer Setup and enable diskette boot in Storage Boot Order Remova...

Page 154: ...eck Now Drive not found identified Loose cable Check cable connections The system may not have automatically recognized a newly installed device 1 Run Computer Setup 2 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 3 I...

Page 155: ...stalled 1 Insert a bootable diskette into the diskette drive and restart the computer 2 Check the hard drive format using Fdisk If NFTFS formatting use a third party reader to evaluate the drive If FAT32 formatting the hard drive cannot be accessed Replace the MBR image Hard drive boot disabled in Computer Setup Enter Computer Setup and enable the hard drive in Integrated Peripherals South OnChip ...

Page 156: ...he front of the computer See Appendix C POST Error Messages Computer seems to be locked up Program in use has stopped responding to commands 1 Attempt the normal Windows Shut Down procedure 2 Press the power button for four or more seconds to turn off the power 3 Restart the computer using the power button Solving Hard Drive Problems Continued Problem Cause Solution ...

Page 157: ...solution chosen Computer is in standby mode Press the power button to resume from standby mode ÄCAUTION 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 your unsaved data Monitor cable plugged into the wrong connector If the computer system has both an integrated graphics connector and a...

Page 158: ...ystems with integrated graphics replace the system board Blank screen and the power LED flashes Red seven times once every second followed by a two second pause and the computer beeps seven times The beeps will repeat five times but the Power LED will continue flashing until the problem is resolved System board failure ROM detected failure prior to video Replace the system board Monitor does not f...

Page 159: ... some monitors to make a clicking noise when turned on and off when going in and out of standby mode and when changing resolutions High pitched noise coming from inside a flat panel monitor 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 ...

Page 160: ... to None and the Sample rate conversion quality slider to Good and retest the audio Set the Hardware acceleration slider to Full and the Sample rate conversion quality slider to Best and retest the audio Sound does not come out of the speaker or headphones Software volume control is turned down Double click the Speaker icon on the taskbar and use the volume slider to adjust the volume Audio is hid...

Page 161: ...box to remove the check mark from the box Computer is in standby mode Press the power button to resume from standby mode ÄCAUTION 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 your unsaved data Noise or no sound comes out of the speakers or headphones Computer may not be detecting the...

Page 162: ...he printer on and make sure it is online The correct printer driver for the application are not installed 1 Install the correct printer driver for the application 2 Try printing using the MS DOS command DIR C printer port where printer port is the address of the printer being used If the printer works reload the printer driver If you are on a network you may not have made the connection to the pri...

Page 163: ...ess the Num Lock key The Num Lock light should not be on if you want to use the arrow keys The Num Lock key can be disabled or enabled in Computer Setup Mouse does not respond to movement or is too slow Mouse connector is not properly plugged into the back of the computer 1 Shut down the computer using the keyboard 2 Plug the mouse connector into the back of the computer or the keyboard and restar...

Page 164: ... 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 computer and follow the instructions for accepting the changes A plug an...

Page 165: ...er LED will continue flashing until the problem is resolved Video 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 the system board For systems with integrated graphics replace the system board Power LED flashes Red ten times once every second followed by a two second p...

Page 166: ...s working properly 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 The cable is not securely connected Ensure that both ends of the data cable are securely connected The cable is attached to the incorrect connector Ensure that the ...

Page 167: ...nge the resource settings for the board in PnP PCI Configurations IRQ Resources Network controller stops working without apparent cause The files containing the network drivers are corrupted Reinstall the network drivers using the Restore Plus CD The cable is not securely connected Ensure that both ends of the cable are securely attached to the correct devices The network controller is defective R...

Page 168: ...ication Check the application documentation to determine the memory requirements Memory count during POST is wrong The memory modules may not be installed correctly Check that the memory modules have been installed correctly and that proper modules are used Integrated graphics may use system memory No action required Insufficient memory error during operation Too many Terminate and Stay Resident p...

Page 169: ...tem unit and above the monitor to permit the required airflow 2 Make sure the fans are connected and working properly some fans only operate when needed 3 Make sure the processor heatsink is installed properly Power LED flashes Red three times once every second followed by a two second pause The Power LED will continue flashing until the problem is resolved Processor is not seated properly or not ...

Page 170: ...tup and change boot sequence in Advanced BIOS Features and Advanced BIOS Features Removable Device Priority CD ROM or DVD devices are not detected or driver is not loaded Drive is not connected properly or not properly configured 1 Reconnect power and data cables to the drive 2 Install correct device driver Movie will not play in the DVD drive Movie may be regionalized for a different country See ...

Page 171: ...etect the CD ROM or DVD ROM drive 1 Use Device Manager to remove or uninstall the device in question 2 Restart the computer and let Windows detect the device Recording audio CDs is difficult or impossible Wrong or poor quality media type 1 Try using a slower recording speed 2 Verify that you are using the correct media for the drive 3 Try a different brand of media Quality varies widely between ma...

Page 172: ...he 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 The CAT5 UTP cable is disconnected Connect the CAT5 UTP cable between the cable modem and the computers s RJ 45 connector If the co...

Page 173: ...ave been made to the software which may be causing a problem If you encounter software problems see the applicable solutions listed in the following table Internet takes too long to download Web sites Modem is not set up properly Verify that the correct modem speed and COM port are selected For Windows XP 1 Select Start Control Panel 2 Double click System 3 Click the Hardware tab 4 In the Device M...

Page 174: ... Kit or the Worldwide Limited Warranty for terms and conditions Computer will not continue after HP logo screen has appeared System files may be damaged Use recovery diskette to scan hard drive for errors Illegal Operation has Occurred error message is displayed Software being used is not Microsoft certified for your version of Windows Verify that the software is certified by Microsoft for your ve...

Page 175: ...ology of memory configured in a high performing dual channel mode The memory available may be limited by the operating system DDR SDRAM DIMMs For proper system operation if the computer supports DDR SDRAM DIMMs the DIMMs must be industry standard 184 pin unbuffered PC3200 400 MHz compliant 2 5 volt DDR SDRAM DIMMs The DDR SDRAM DIMMs must also support CAS latency 3 CL 3 contain the mandatory JEDEC...

Page 176: ... at the slower of the two speeds In dual channel mode all DIMMs must be identically matched If you are populating all four DIMM sockets you must either use identical DIMMs in all sockets or use identical DIMM pairs in each pair of sockets XMM1 and XMM2 black sockets and XMM3 and XMM4 blue sockets Otherwise the system will not operate There are four DIMM sockets on the system board with two sockets...

Page 177: ...e lock provision 3 15 cable management CMT 6 7 cable pinouts PATA data 4 3 PATA power 4 3 SATA data 4 1 SATA power 4 2 categories Diagnostics for Windows 2 10 cautions AC power 5 1 adding devices 1 1 batteries 5 9 cables 5 8 cooling fan 5 7 keyboard cleaning 5 6 keyboard keys 5 6 operating system installation 1 1 protecting ROM 3 4 changing operating systems important information 3 9 chassis fan M...

Page 178: ...acement 6 11 SFF removal and replacement 7 9 expansion slot cover MT removal and replacement 6 10 SFF removal and replacement 7 8 external 3 5 inch drive SFF removal and replacement 7 17 external security MT 6 2 SFF 7 2 F fan MT chassis removal and replacement 6 20 power supply 5 7 ST chassis 7 24 FAT or FAT32 to NTFS conversion 1 2 flashing LEDs C 4 formatting disk important information 3 15 fron...

Page 179: ... devices removal and replacement 6 22 front I O panel removal and replacement 6 21 hard drive cable connecting 6 19 hard drive cable disconnecting 6 15 heatsink removal and replacement 6 26 memory removal and replacement 6 9 optical drive cable connecting 6 18 optical drive cable disconnecting 6 14 padlock 6 2 PCI expansion card removal and replacement 6 11 power supply removal and replacement 6 3...

Page 180: ... network D 20 optical drives D 24 power supply D 5 printer D 16 processor MT removal and replacement 6 26 SFF removal and replacement 7 29 protecting ROM caution 3 4 software 2 14 PXE Preboot Execution Environment 3 2 Q Quick Power On Self Test C 1 R recovering system 3 5 recovery software 3 1 Remote Diagnostics Enabling Agent 2 14 Remote ROM Flash 3 4 remote setup 3 2 Remote System Installation a...

Page 181: ... bezel removal and replacement 7 5 front drive bezel removal and replacement 7 6 front I O devices removal and replacement 7 21 heatsink removal and replacement 7 28 memory removal and replacement 7 7 optical drive removal and replacement 7 14 padlock 7 3 power supply removal and replacement 7 32 power switch assembly removal and replacement 7 22 preparation for disassembly 7 1 processor removal a...

Page 182: ...warnings battery 5 9 Web sites HP 1 1 1 3 HP Client Manager Software 3 2 HPQ Flash 3 5 PC Deployment 3 1 Remote ROM Flash 3 4 ROM Flash 3 4 ROMPaq images 3 4 support software 3 9 support software CD subscription 1 1 System Software Manager 3 3 World Wide Web addresses See Web sites wrench tamper resistant 5 7 ...

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