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HP Compaq dc5100 Series, Service & Reference Manual

The HP Compaq dc5100 Series is a versatile desktop computer designed for performance and productivity. Ensure seamless troubleshooting and maintenance with the comprehensive "Service & Reference Manual". Download this essential manual for free from our website to maximize your experience with this powerful computing solution.

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Service Reference Guide, dc5100

376220-001

D–5

Solving Power Supply Problems

Solving Power Supply Problems 

Problem

Cause

Solution

Power supply shuts down 
intermittently.

Voltage selector switch 
on rear of computer 
chassis not switched to 
correct line voltage.

Select the proper AC voltage.

Power supply fault. 

Replace the power supply.

Computer powered off 
automatically and the 
Power LED flashes Red two 
times, once every second, 
followed by a two second 
pause, and the computer 
beeps two times. Beeps 
continue for five iterations 
after which the LED flashes 
will continue until the 
problem is resolved.

Processor thermal 
protection activated:
A fan may be blocked 
or not turning.
OR 
The heatsink/fan 
assembly is not properly 
attached to the 
processor.

1. Ensure that the computer air 

vents are not blocked and the 
cooling fan is running.

2. Open hood, press the power 

button, and see 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, and the computer 
beeps four times. Beeps 
continue for five iterations 
after which the LED flashes 
will continue until the 
problem is resolved.

Power failure (power 
supply is overloaded).

1. Check that the voltage selector, 

is set to the appropriate voltage. 

2. Open the hood and ensure the 

4- or 6-wire power supply cable 
is seated into the connector on 
the system board.

3. Check if a device is causing the 

problem by removing ALL 
attached devices). 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 causing the failure. 
Continue adding devices one at 
a time to ensure all devices are 
functioning properly.

4. Replace the power supply.

5. Replace the system board.

Summary of Contents for Compaq dc5100 Series

Page 1: ...0 001 1st Edition January 2005 This document provides information on the removal and replacement of all parts as well as information on troubleshooting Desktop Management setup utilities SATA and PATA drives safety routine care connector pin assignments POST error messages and diagnostic indicator lights ...

Page 2: ...hing performance or use of this material The information in this document is provided as is without warranty of any kind including but not limited to the implied warranties of merchantability and fitness for a particular purpose and is subject to change without notice The warranties for HP products are set forth in the express limited warranty statements accompanying such products Nothing herein s...

Page 3: ... 15 2 3 2 Installing Diagnostics for Windows 2 15 2 3 3 Using Categories in Diagnostics for Windows 2 16 2 3 4 Running Diagnostic Tests in Diagnostics for Windows 2 17 2 4 Configuration Record 2 18 2 4 1 Installing Configuration Record 2 19 2 4 2 Running Configuration Record 2 19 3 Desktop Management 3 1 Initial Configuration and Deployment 3 1 3 2 Remote System Installation 3 2 3 3 Software Updat...

Page 4: ... Cable 4 2 4 2 3 PATA Data Cable 4 3 4 2 4 PATA Power Cable 4 3 4 2 5 PATA Cable Layout 4 4 4 3 PATA Drive Installation Guidelines 4 5 4 3 1 PATA Device Classes 4 5 4 3 2 PATA Attach Sequence Rules by Class Priority 4 6 4 3 3 PATA Attach Sequence Worksheet 4 7 4 3 4 PATA Additional Drive Application Notes 4 9 4 4 ATA SMART Drives 4 10 4 5 Drive Capacities 4 10 4 6 SATA BIOS 4 11 4 6 1 Legacy Mode ...

Page 5: ...adlock 6 2 6 3 Access Panel 6 3 6 4 Front Bezel 6 4 6 5 Front Drive Bezels 6 6 6 5 1 5 25 Drive Bezel Blank 6 6 6 5 2 Diskette Drive Bezel 6 7 6 5 3 3 5 Drive Bezel Blank 6 7 6 6 Memory Modules 6 8 6 7 Expansion Cards 6 9 6 7 1 Expansion Slot Cover 6 9 6 7 2 PCI Expansion Card 6 10 6 8 Cable Management 6 12 6 8 1 Cable Connections 6 13 6 9 Drives 6 14 6 9 1 Drive Positions 6 14 6 9 2 Removing a Dr...

Page 6: ...xpansion Card Retainer 7 18 7 8 2 PCI Expansion Card 7 19 7 9 Drives 7 21 7 9 1 Drive Positions 7 21 7 9 2 Optical Drive 7 22 7 9 3 External 3 5 inch Drive 7 24 7 9 4 Primary Hard Drive 7 25 7 10Fan Shroud 7 29 7 11Front I O Devices 7 30 7 12Power Switch Assembly 7 34 7 13Heatsink 7 35 7 14Processor 7 36 7 15Speaker 7 38 7 16Power Supply 7 39 7 17System Board 7 41 7 18Chassis Fan 7 46 7 19Battery ...

Page 7: ... 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 path sp...

Page 8: ...k 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 on a hard disk a floppy disk CD USB flash media device tape drive or any other removable or nonremovable media 1 4 Converting to NTFS Windows XP Professional To convert a FAT or FAT32 volume to NTFS 1 Click Start All Programs Accessories Command Prompt 2 ...

Page 9: ...s 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 Software CD HP Web site at www hp com Restore Plus CD which is supplied with many HP models Additional HP software may be required in certain situations ...

Page 10: ...1 4 376220 001 Service Reference Guide dc5100 Installing the Operating System ...

Page 11: ...st POST Establish and manage 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 ...

Page 12: ...ected To manually switch to Post Messages Enabled during POST press any key except F1 through F12 Establish an Ownership Tag the text of which is displayed each time the system is turned on or restarted Enter the Asset Tag or property identification number assigned by the company to this computer Enable the power on password prompt during system restarts warm boots as well as during power on Estab...

Page 13: ...ay see a Keyboard Error message disregard it 3 Select your language from the list and press Enter 4 A choice of five headings appears in the Computer Setup Utilities menu File Storage Security Power and Advanced 5 Use the arrow left and right keys to select the appropriate heading Use the arrow up and down keys to select the option you want then press Enter To return to the Computer Setup Utilitie...

Page 14: ...d 1 44 MB diskette a USB flash media device or a diskette like device a storage device set to emulate a diskette drive Restore from Removable Media Restores system configuration from a diskette a USB flash media device or a diskette like device Default Setup Save Current Settings as Default Saves the current system configuration settings as the default Restore Factory Settings as Default Restores ...

Page 15: ... treated as diskette drive Default Values IDE SATA Multisector Transfers ATA disks only Specifies how many sectors are transferred per multi sector PIO operation Options subject to device capabilities are Disabled 8 and 16 Transfer Mode ATA devices only Specifies the active data transfer mode Options subject to device capabilities are PIO 0 Max PIO Enhanced DMA Ultra DMA 0 and Max UDMA Translation...

Page 16: ...lected the BIOS will service ATA device read and write requests with DMA data transfers When Disable is selected the BIOS will service ATA device read and write requests with PIO data transfers SATA Emulation Allows you to choose how the SATA controller and devices are accessed by the operating system Separate IDE Controller is the default option Up to 4 SATA and 2 PATA devices may be accessed in ...

Page 17: ...ng assignments may not apply after a non MS DOS operating system has started Shortcut to Temporarily Override Boot Order To boot one time from a device other than the default device specified in Boot Order restart the computer and press F9 when the monitor light turns green After POST is completed a list of bootable devices is displayed Use the arrow keys to select the preferred bootable device an...

Page 18: ...serial ports parallel port front USB ports system audio network controllers some models MultiBay devices some models SMBus controller some models and SCSI controllers some models Network Service Boot Enables disables the computer s ability to boot from an operating system installed on a network server Feature available on NIC models only the network controller must reside on the PCI bus or be embe...

Page 19: ...g the previously saved MBR or disabling MBR security You must know the setup password if one is set Disable MBR Security before intentionally changing the formatting or partitioning of the current bootable disk Several disk utilities such as FDISK and FORMAT attempt to update the MBR If MBR Security is enabled and disk accesses are being serviced by the BIOS write requests to the MBR are rejected ...

Page 20: ... processor is idle ACPI S3 Support Enables or disables ACPI S3 support ACPI S3 Hard Disk Reset Enabling this causes the BIOS to ensure hard disks are ready to accept commands after resuming from S3 before returning control to the operating system ACPI S3 PS2 Mouse Wakeup Enables or disables waking from S3 due to PS2 mouse activity Hardware Power Management SATA power management enables or disables...

Page 21: ...use the system to display a message before loading options ROMs This feature is supported on select models only Remote wakeup boot source remote server local hard drive After Power Loss off on previous state After power loss if you connect your computer to an electric power strip and would like to turn on power to the computer using the switch on the power strip set this option to ON If you turn o...

Page 22: ...by the microprocessor Enable this feature if booting to WinNT BIOS Power On Allows you to set the computer to turn on automatically at a time you specify Onboard Devices Allows you to set resources for or disable onboard system devices diskette controller serial port or parallel port PCI Devices Lists currently installed PCI devices and their IRQ settings Allows you to reconfigure IRQ settings for...

Page 23: ...e Blink Patterns Allows you to choose an LED blink pattern that uniquely identifies each sleep state Integrated Video enable disable Allows you to use integrated video and PCI Up Solution video at the same time available on select models only Inserting a PCI or PCI Express video card automatically disables Integrated Video When PCI Express video is on Integrated Video must remain disabled Monitor ...

Page 24: ...l categories of information about the computer and the Test tab The information in every screen of the utility can be saved to a file or printed To test all subsystems you must log in as the administrator If you do not log in as the administrator you will be unable to test some subsystems The inability to test a subsystem will be indicated by an error message under the subsystem name in the Test w...

Page 25: ... Windows utility In Windows XP select Start Software Setup icon Select Diagnostics for Windows Next button then follow the instructions on the screen In Windows 2000 select the Setup Software icon on the Desktop Diagnostics for Windows Next button then follow the instructions on the screen In either Windows XP or Windows 2000 if the Setup Software Software Setup icon is not on the Desktop or in th...

Page 26: ...r click Level at the top of the screen and select More 4 Review print and or save this information as desired To print the information click File Print Select one of the following options Detailed Report All Categories Summary Report All Categories or Current Category Click OK to print the report you selected To save the information click File Save As Select one of the following options Detailed R...

Page 27: ...ostic Tests in Diagnostics for Windows To run diagnostic tests 1 Click Start HP Information Center Diagnostics for Windows Alternately you can access Diagnostics for Windows via the control panel The screen displays the overview of the computer hardware and software Five tabs are displayed below the row of icons Overview Test Status Log and Error 2 Click the Test tab or click Tab at the top of the...

Page 28: ...ab select File Save As then print the file from the selected folder If the report is on the Error tab select the Error tab Print button 9 If errors are found click the Error tab to display more detailed information and recommended actions 10 Click Print or save the error information for future reference 11 To exit Diagnostics for Windows click File Exit 2 4 Configuration Record The Configuration R...

Page 29: ...nly therefore all the text is displayed in the color red since it shows only the differences Switching to Show All displays the complete comprehensive view of the system 2 The default view is Show Changed Items Only To view all the information gathered by Configuration Record click View at the top of the window and select Show All or click the Show All Items icon 3 To save the information in the l...

Page 30: ...2 20 376220 001 Service Reference Guide dc5100 Setup Utilities and Diagnostics Features ...

Page 31: ...nbundling process the computer is ready to be used A customized software image may be deployed by Installing additional software applications after unbundling the preinstalled software image Using software deployment tools such as Altiris Deployment Solution to replace the preinstalled software with a customized software image Using a disk cloning process to copy the contents from one hard drive t...

Page 32: ...ered to provide tools designed to make the task of corporate PC deployment and management easier and less time consuming ultimately lowering the total cost of ownership and making HP PCs the most manageable client PCs in the enterprise environment 3 3 Software Updating and Management HP provides several tools for managing and updating software on desktops and workstations HP Client Manager Softwar...

Page 33: ...l 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 can be used to complete new hardware deployment or personality migration to a new OS using easy to follow wizards Altiris solutions provide easy to use software distribution capabilities When used i...

Page 34: ...3 hp com subhub php 3 3 6 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 being unintentionally updated or overwritten This is important to ensure the operating integrity of the computer Should you need or want to upgrade your ROM you may Order an upgraded ROMPaq diskette from ...

Page 35: ...cted models in the downloadable ROM softpaqs When the boot block detects an invalid system ROM the System Power LED blinks RED 8 times one every second followed by a 2 second pause Also 8 simultaneous beeps will be heard A Boot Block recovery mode message is displayed on the screen some models To recover the system after it enters Boot Block recovery mode complete the following steps 1 If there is...

Page 36: ...etup configuration to copy Turn off the computer If you are in Windows click Start Shut Down Shut Down 2 If you are using a USB flash media device insert it now 3 Turn on the computer 4 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 re...

Page 37: ...able USB flash media device If Windows XP is not available to use to create a bootable diskette use the method for copying to a single computer instead see Copying to Single Computer on page 6 1 Create a bootable diskette or USB flash media device See Supported USB Flash Media Device on page 8 or Unsupported USB Flash Media Device on page 10 ÄCAUTION Not all computers can be booted from a USB flas...

Page 38: ...e later in this section see Unsupported USB Flash Media Device on page 10 ÄCAUTION Not all computers can be booted from a USB flash media device If the default boot order in the Computer Setup F10 Utility lists the USB device before the hard drive the computer can be booted from a USB flash media device Otherwise a bootable diskette must be used To create a bootable USB flash media device you must...

Page 39: ... step 4 If none are found either the system does not support the USB flash media device or the USB flash media device is defective DO NOT proceed in attempting to make the USB flash media device bootable 6 Exit FDISK by pressing the Esc key to return to the A prompt 7 If your bootable DOS diskette contains SYS COM go to step 8 Otherwise go to step 9 8 At the A prompt enter SYS x where x represents...

Page 40: ...esktop dx6100 series HP Compaq Business Desktop d530 Series Ultra Slim Desktop Small Form Factor or Convertible Minitower Compaq Evo D510 Ultra Slim Desktop Compaq Evo D510 Convertible Minitower Small Form Factor Depending on the individual BIOS future systems may also support booting to a USB flash media device ÄCAUTION If you are using a computer other than one named above make sure the default ...

Page 41: ...Del to reboot to the DOS diskette 10 At the A prompt type FORMAT C S and press Enter Format will format the USB flash media device add the system files and ask for a Volume Label 11 Press Enter for no label or enter one if desired 12 Turn off the computer and unplug the power cord Open the computer and re install any PCI cards that were previously removed Close the computer cover 13 Plug in the po...

Page 42: ...four seconds ÄCAUTION Do not use the power button to turn off the computer unless the system is not responding turning off the power without operating system interaction could cause damage to or loss of data on the hard drive 3 3 12 World Wide Web Site When making the transition to new or revised operating systems it is important to implement the support software designed for that operating system...

Page 43: ...f tampering with a computer s internal components ProtectTools the Smart Cover Sensor and the Smart Cover Lock are available as options on select systems Use the following utilities to manage security settings on your HP computer Locally using the Computer Setup Utilities See the Computer Setup F10 Utility Guide included with the computer for additional information and instructions on using the Co...

Page 44: ... port front USB ports system audio network controllers some models MultiBay devices some models and SCSI controllers some models Network Service Boot Enables disables the computer s ability to boot from an operating system installed on a network server Feature available on NIC models only the network controller must reside on the PCI bus or be embedded on the system board System IDs Allows you to ...

Page 45: ...rebooted the BIOS compares the MBR of the current bootable disk to the previously saved MBR If changes are detected you are given the option of saving the MBR on the current bootable disk restoring the previously saved MBR or disabling MBR Security You must know the setup password if one is set Disable MBR Security before intentionally changing the formatting or partitioning of the current bootabl...

Page 46: ...tilities F10 Security Features Continued Feature Description For more information about Computer Setup see the Computer Setup F10 Utility Guide Support for security features may vary depending on your specific computer configuration Mechanical Security Features Feature Purpose How It Is Established Memory Change Alerts Detects when memory modules have been added moved or removed notifies user and ...

Page 47: ...ess 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 keyboard you may see a Keyboard Error message disregard it 3 Select Security then select Setup Password and follow the instructions on the screen 4 Before exiting select File Save C...

Page 48: ...ssary 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 keyboard you may see a Keyboard Error message disregard it 3 When the key icon appears on the monitor type the setup password then press Enter Type carefully for security reasons the characters you type do not appear on the s...

Page 49: ...fer to HP ProtectTools Embedded Security Guide on the Documentation CD 1 Turn on or restart the computer If you are in Windows click Start Shut Down Restart the Computer 2 To delete the Power On password go to step 3 To delete the Setup password 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 ...

Page 50: ...ared with the damage that could result from unauthorized access to its contents In order to balance this level of security with the practical need to accommodate a forgotten password the HP implementation of DriveLock employs a two password security scheme One password is intended to be set and used by a system administrator while the other is typically set and used by the end user There is no bac...

Page 51: ...or use in some computers The system administrator would be responsible for configuring the multibay hard drive which would involve among other things setting the DriveLock master password In the event that the user forgets the user password or the equipment is passed on to another employee the master password can always be used to reset the user password and regain access to the hard drive HP reco...

Page 52: ... Removal Sensor and select the desired security level 4 Before exiting select File Save Changes and Exit Smart Cover Lock The Smart Cover Lock is a software controllable cover lock featured on select HP computers This lock prevents unauthorized access to the internal components Computers ship with the Smart Cover Lock in the unlocked position ÄCAUTION For maximum cover lock security be sure to est...

Page 53: ... 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 keyboard you may see a Keyboard Error message disregard it 3 Select Security Smart Cover Cover Lock Unlock 4 Before exiting select File Save Changes and Exit Using the Smart Cover FailSafe Key If you ...

Page 54: ...ave Master Boot Record 5 Before exiting select File Save Changes and Exit When MBR Security is enabled the BIOS prevents any changes being made to the MBR of the current bootable disk while in MS DOS or Windows Safe Mode Most operating systems control access to the MBR of the current bootable disk the BIOS cannot prevent changes that may occur while the operating system is running Each time the co...

Page 55: ...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 keyboard you may see a Keyboard Error mes...

Page 56: ...rd drive replacement When HP computers are built each installed hard drive is tested using DPS and a permanent record of key information is written onto the drive Each time DPS is run test results are written to the hard drive Your service provider can use this information to help diagnose conditions that caused you to run the DPS software Refer to the Troubleshooting Guide for instructions on usi...

Page 57: ...tem board are color coded to make identification easier Characteristic SATA PATA Number of pins conductors in data cable 7 7 40 80 Number of pins in power cable 15 4 Maximum data cable length 39 37 in 100 cm 18 in 45 7 cm Data interface voltage differential 600 mV 5 V Drive motor voltages 3 3 V 12 V 5 V 12 V Jumpers for configuring drive N A Required Data transfer rate 150 MB s up to 100 MB s SATA...

Page 58: ...han a 30 mm 1 18 in radius 4 2 2 SATA Power Cable Pin Number Usage Device Plug Host Plug P1 Ground Ground Ground P2 A Transmit data Receive data P3 A Transmit data Receive data P4 Ground Ground Ground P5 B Receive data Transmit data P6 B Receive data Transmit data P7 Ground Ground Ground P2 and P3 differential signal pair P5 and P6 differential signal pair Pin Usage Notes Pin Usage Notes P1 V3 3 3...

Page 59: ...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 60: ...an industry standard cable is applicable only if the drive s jumper is in the cable select position Single Drive Cable Two Drive Cable On a two drive cable the Drive Device 0 connector is always the farthest one from the system board connector 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 inst...

Page 61: ...ve is attached to the Device 1 cable position and its cable select jumper is present the drive is designated as Device 1 For optimal performance of a computer system all drives need to be attached to the PATA channel s in a specified sequence This sequence is determined by the device class of the drives and by specific attach sequence rules 4 3 1 PATA Device Classes In order to determine the best ...

Page 62: ...rives and removable media drives on separate channels to maximize compatibility Keeping the hard drive and the writable optical drive on separate channels to maximize optical drive reliability General Attach Sequence Rule Sequence Description 1 The lowest class drive bootable hard drive recommended 2 If only two drives the last drive goes here otherwise the lowest class of the remaining drives 3 I...

Page 63: ...or obtaining optimum system performance when setting up a computer with multiple drives Use the General Attach Sequence Rule to determine the best drive installation sequence Two examples of how to use the worksheet are Three device installation Four device installation Attach Sequence Worksheet Device Name Device Class Position Number Channel Name Device Number ...

Page 64: ...le in Section 4 3 1 the devices may be identified as Ultra ATA 100 hard drive Class 1 DVD drive Class 2 CD ROM drive Class 3 Cable lengths may restrict drive usage Attach Sequence Worksheet Three Device Installation Sample Device Name Device Class Position Number Channel Name Device Number Ultra ATA 100 hard drive 1 1 Primary 0 DVD drive 2 2 Secondary 0 CD ROM drive 3 3 Secondary 1 1 2 4 3 Primary...

Page 65: ...owing the General Attach Sequence Rule Cable lengths may restrict drive usage 4 3 4 PATA Additional Drive Application Notes When replacing a hard drive the replacement should be of the same type Ultra ATA 33 66 or 100 as that being removed to retain the same level of performance When Ultra ATA and SCSI hard drives are mixed in the same system the Ultra ATA drive will become the boot drive unless t...

Page 66: ...uter determines the maximum 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 operatin...

Page 67: ...rol base address Windows 2000 and XP Windows 9x NT and Linux Enhanced Mode default BIOS Setting Separate IDE controller Compatibility Mode non default BIOS Setting Combined IDE controller PATA Controller in Legacy Mode Device 0 is accessible as Device 0 of PATA controller s Primary Channel Device 1 is accessible as Device 1of PATA controller s Primary Channel SATA Controller in Native Mode SATA 0 ...

Page 68: ...TA 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 Device 0 A2 IDE Device 1 B1 SATA 0 B2 SATA 2 B3 SATA 1 B4 SATA 3 Combined with IDE Controller Used with Windows 9x NT and Linux A Integrated SATA B Integrated IDE A1 SATA 0 A2 SATA 2 B1 IDE Device 0 B2 IDE Device 1 Combined with IDE Controller Used with Windows 9x NT...

Page 69: ...e information for the computer Adherence to the procedures and precautions described in this chapter is essential for proper service 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 5 1 Chassis Designations 5 1 ...

Page 70: ...5 2 376220 001 Service Reference Guide dc5100 Identifying the Chassis Routine Care and Disassembly Preparation 5 1 2 Small Form Factor SFF ...

Page 71: ...ircuitry 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 electrostatic parts and assemblies with conductive or approved containers or packaging Keep electrostatic ...

Page 72: ...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 Use fixtures made of static safe materials ...

Page 73: ...ly 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 Never operate 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 separa...

Page 74: ...n Section 5 4 1 before cleaning the keyboard To clean the tops of the keys or the keyboard body follow the procedures described in Section 5 4 2 When cleaning debris from under the keys review all rules in Section 5 4 1 before following these procedures Ä CAUTION Use safety glasses equipped with side shields before attempting to clean debris from under the keys Visible debris underneath or between...

Page 75: ...Considerations Listed below are some of the considerations that you should keep in mind during the disassembly and assembly of the computer 5 5 1 Power Supply Fan The power supply fan is a variable speed fan based on the temperature in the power supply Ä CAUTION The cooling fan is always on when the computer is in the On mode The cooling fan is off when the computer is in Standby Suspend or Off mo...

Page 76: ...by parts being removed or replaced Ä 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 5 5 5 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 m...

Page 77: ...placement chapter for the chassis you are working on in this guide for instructions on the replacement procedures Å WARNING This computer contains a lithium battery There is a risk of fire and chemical burn if the battery is handled improperly Do not disassemble crush puncture short external contacts dispose in water or fire or expose it to temperatures higher than 140ºF 60ºC Ä CAUTION Batteries b...

Page 78: ...5 10 376220 001 Service Reference Guide dc5100 Identifying the Chassis Routine Care and Disassembly Preparation ...

Page 79: ...tware applications 3 Exit the operating system 4 Remove any diskette or compact disc 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 sy...

Page 80: ...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 81: ...panel ensure that 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 1 inch 2 5 cm then lift it off the unit You may want to lay the computer on its side to install internal parts Be sure the side with the access panel and pull gri...

Page 82: ...hassis Then press in on the upper tab on the left side of the bezel 2 so that it releases from the chassis The bezel will rotate out slightly from left to right ÄCAUTION Do not over rotate or try to pull the bezel off at this point otherwise you may break the remaining hooks on the inside of the bezel 4 Press down on the upper right corner of the bezel to release the hook that secures the top of t...

Page 83: ...zel 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 three tabs on the left side of the bezel and the single tab on the upper right corner of the bezel snap into the slots on the chassis ...

Page 84: ...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 85: ...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 86: ... 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 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 module socket 1 and insert the memory module into the socket 2 Begin by installing a module into the socket neares...

Page 87: ...or 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 1 then slide the slot cover lock up 2 to access the expansion slot covers For instructions on standard PCI expansion cards see Section 6 7 2 PCI Expansion Card or 6 7 3 PCI Expres...

Page 88: ...free from the socket 2 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 Be 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 of cardboard taped in ...

Page 89: ... 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 6 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 7 Slide the slot cover lock down toward the expansion card brackets and slot covers to secure them in place 1 an...

Page 90: ...s 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 themselves When removing the power supply power cables...

Page 91: ... P9 Power Supply DIskette drive P8 Cable To PCA Designator Diskette drive System board P10 Black 1st SATA Hard drive System board P60 SATA 0 Dark blue 2nd SATA Hard drive System board P61 SATA 1 White ODD Data System board P20 Blue ODD Audio System board P7 CD 2nd ODD Audio System board P11 AUX Heatsink fan System board P70 Secondary system fan System board P3 Red Front power on button System boar...

Page 92: ...rive 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 Compaq factory installed files 6 9 1 Drive Positions Drive Positions Item Description 1 Two 5 25 inch half height bays for optional drives 2 Two standard 3 5 inch one third height bays 1 44 M...

Page 93: ... 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 Remove the front bezel Section 6 4 Front Bezel 4 Disconnect the power and data cables from the back of the drive as shown in the following illustrations Disconnecting Optical Drive Cables Disconnecting Diskette Drive Cables ...

Page 94: ... while others use right angle connectors Releasing the Drives 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 95: ...ce 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 under the front bezel If this i...

Page 96: ...er MT Chassis 3 Reconnect the power and data cables to the drive as shown in the following illustrations Refer to Section 4 1 SATA and PATA Device Information for information on attaching the cabling to get optimum performance Connecting Optical Drive Cables Connecting Diskette Drive Cables ...

Page 97: ...ront Bezel 5 Install the access panel Section 6 3 Access Panel 6 Turn on the computer If you replaced the primary hard drive the restore CD may be used 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...

Page 98: ...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 99: ...ss 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 three attaching cables from the system board the power switch LED cable the front USB cable and the 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 100: ...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 101: ...Squeeze the switch holder retaining clips together and push the switch assembly out of the front I O panel housing 5 Place the switch holder with switch installed into the inside of the front I O panel housing and position the legs of the retaining clip into the clip slots Press firmly so that the clips will penetrate the slot openings and latch into place If one clip will not easily engage it may...

Page 102: ...r 2 and set is on its side to keep from contaminating the work area with thermal grease When reinstalling an existing heatsink 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 Position the heatsink so that fan wiring is closest to the me...

Page 103: ...le the pins in the processor socket These pins are very fragile and handling them could cause irreparable damage Once pins are damaged it may be necessary to replace the system board ÄCAUTION The heatsink must be installed within 24 hours of installing the processor to prevent damage to the processor s solder connections To install a new processor 1 Place the processor in its socket and close the ...

Page 104: ...sink control cable to the system board ÄCAUTION Heatsink retaining screws should be tightened in diagonally opposite pairs as in an X to evenly seat the heatsink on the processor This is especially important as the pins on the socket are very fragile and any damage to them may require replacing the system board After installing a new processor onto the system board always update the system ROM to ...

Page 105: ...it easier to work on Section 6 3 Access Panel 3 Remove all PCI expansion boards Section 6 7 2 PCI Expansion Card 4 Disconnect all cables connected to the system board noting their location for reinstallation 5 Remove the 3 1 4 drives from the drive cage to make it easier to handle the system board 6 Remove the eight screws that secure the system board to the chassis 1 then slide the system board t...

Page 106: ...N 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 proper...

Page 107: ...cement 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 Section 6 3 Access Panel 5 Plug in the computer and turn on power to the computer 6 Reset the date and time your passwords and any special system setups using Computer Setup Refer to the Computer Setup F10 Utility Guide ...

Page 108: ...ne 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 the battery has been replaced use the following steps to complete this procedure 3 Replace the computer cover or access panel Section 6 3 Access Panel 4 Plug in the computer and turn on power to the computer Reset the date and...

Page 109: ...ge of the 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 Reset the date and time your passwords and any special system setups using Computer Setup Refer to the Computer Set...

Page 110: ...he 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 plastic push pins 1 that secure the speaker to the chassis 6 Remove the speaker by lifting it 2 out of the retaining clips To install the spe...

Page 111: ...ment the power cord should be disconnected from the computer and or the AC outlet 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 an...

Page 112: ...Procedures Microtower MT Chassis 5 Pull the power supply towards the front of the chassis while depressing the two sets of retaining clips 1 to allow the power supply to move far enough to lift it from the chassis 2 To install the power supply reverse the removal procedure ...

Page 113: ...ns 3 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 sy...

Page 114: ...tup to unlock the cover you will need to remove the locking solenoid by using the Smart Cover FailSafe Key Spare part number 166527 001 or 166527 002 Once the solenoid has been deactivated or removed the access panel can be removed The Smart Cover FailSafe Key will be needed in any of the following circumstances Power outage Startup failure Processor or power supply failure Lost password 1 Using t...

Page 115: ...Service Reference Guide dc5100 376220 001 7 3 Removal and Replacement Procedures Small Form Factor SFF Chassis To reattach the Smart Cover Lock position the lock with the tamper proof screw ...

Page 116: ...3 1 Security Clip A special clip is required to secure the computer from intrusion This clip must be installed before installing the computer cover 7 3 2 Cable Lock The cable lock may be used to secure the computer cover to the chassis and at the same time secure the computer to a fixed object Insert the cable lock in the location shown below ...

Page 117: ...sis 7 3 3 Padlock A padlock may be used by itself to secure the computer cover to the computer chassis A padlock may also be used with a security cable to secure the computer to a fixed object I 7 3 4 Universal Chassis Clamp Lock Without Security Cable 1 Thread the keyboard and mouse cables through the lock ...

Page 118: ...00 Removal and Replacement Procedures Small Form Factor SFF Chassis 2 Screw the lock to the chassis using the screw provided 3 Insert the plug into the lock 1 and push the button in 2 to engage the lock Use the key provided to disengage the lock ...

Page 119: ...Service Reference Guide dc5100 376220 001 7 7 Removal and Replacement Procedures Small Form Factor SFF Chassis With Security Cable 1 Fasten the cable by looping it around a stationary object ...

Page 120: ...001 Service Reference Guide dc5100 Removal and Replacement Procedures Small Form Factor SFF Chassis 2 Thread the keyboard and mouse cables through the lock 3 Screw the lock to the chassis using the screw provided ...

Page 121: ...00 376220 001 7 9 Removal and Replacement Procedures Small Form Factor SFF 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 ...

Page 122: ...isassembly ÄCAUTION Before removing the computer cover ensure that the computer is turned off and that the power cord is disconnected from the electrical outlet 1 Press the buttons on the left and right sides of the computer 1 2 Slide the computer cover towards the front of the computer until it stops 2 then lift it up and off the chassis To install the computer cover reverse the removal procedure...

Page 123: ... 1 Preparation for Disassembly 2 Remove the computer cover Section 7 4 Computer Cover 3 Remove the drive bezel by pushing the top tab on the right side of the larger front bezel as shown 1 and rotating the drive bezel away from the larger front bezel 2 The drive bezel will vary depending on the computer configuration 4 Install a bezel or a bezel blank by pushing the bezel into place ...

Page 124: ...ce Reference Guide dc5100 Removal and Replacement Procedures Small Form Factor SFF Chassis There are three drive bezel inserts that are available Item Description 1 Diskette drive bezel 2 Hard drive bezel 3 3 5 drive bezel ...

Page 125: ...cables clear of sliding parts like the drive cage to prevent their being cut when the drive cage is being seated Keep cables clear of rotating parts like the power supply to prevent their being cut or crimped when the power supply is lowered When folding a flat ribbon cable never fold to a sharp crease Sharp creases may damage the wires Some flat ribbon cables come prefolded Never change the folds...

Page 126: ...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 pull on the cable Pulling on the cable could damage the cable and result in a failed power supply ...

Page 127: ...P6 Power Supply Diskette drive P2 Power Supply 2nd SATA Hard drive P5 Cable To PCA Designator Diskette drive System board P10 Floppy 1st SATA Hard drive System board P60 SATA 0 ODD Data System board P20 Secondary Heatsink fan System board P8 CPU fan Front LED power button System board P5 F_PNL Front I O USB System board P24 Front USB Serial port connector System board P54 Serial A Front I O Audio ...

Page 128: ...g a memory module be careful not to touch any of the contacts Doing so may damage the module 1 If you have locked the Smart Cover Lock use Computer Setup to unlock the lock Section 7 2 Unlocking the Smart Cover Lock 2 Prepare the computer for disassembly Section 7 1 Preparation for Disassembly 3 Remove the computer cover Section 7 4 Computer Cover ÅWARNING To reduce risk of personal injury from ho...

Page 129: ...eps 4 and 5 for any additional modules that you want to install The computer automatically recognizes the additional memory when the computer is turned on To reassemble the 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 ...

Page 130: ...sconnect the power cord from the power outlet and disconnect any external devices 4 Remove the computer from the stand and lay the computer on its side 5 Remove the computer cover Refer to Section 7 4 Computer Cover 6 Release the slot cover retention latch that secures the PCI slot covers by lifting the green tab on the latch and rotating the latch to the full open position 1 7 Remove the single s...

Page 131: ...nal devices 3 Disconnect the power cord from the power outlet and disconnect any external devices 4 Remove the computer from the stand and lay the computer on its side 5 Remove the computer cover Refer to Section 7 4 Computer Cover 6 Identify the slot into which you want to insert the expansion card 7 Release the slot cover retention latch that secures the PCI slot covers by lifting the green tab ...

Page 132: ...en installing an expansion card 10 Rotate the slot cover retention latch back in place to secure the expansion card When you install an expansion card make sure the metal bracket on the card slides into the slot on the back of the computer then press down firmly on the card so that the whole connector seats properly in the expansion card slot ÄCAUTION All expansion card slots on the rear of the co...

Page 133: ...oss After replacing the primary hard drive you will need to run the Restore Plus CD to load the Compaq factory installed files 7 9 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 3 5 inch internal standard hard drive bay 3 3 5 inch drive bay 1 44 MB diskette drive shown 2 5 25 inch ...

Page 134: ...u have locked the Smart Cover Lock use Computer Setup to unlock the lock Section 7 2 Unlocking the Smart Cover Lock 2 Prepare the computer for disassembly Section 7 1 Preparation for Disassembly 3 Remove the computer cover Section 7 4 Computer Cover 4 Press down on the green latch located on the front of the chassis next to the drives 1 This disengages the drive cage 5 Slide the drive cage forward...

Page 135: ...t up and out of the drive cage If the drive will not slide out of the cage the cage is not fully extended Pull on the cage until the internal drive lock mechanism has been released ÄCAUTION Use only 3 16 inch or 5 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 screw...

Page 136: ...bly Refer to Section 7 1 Preparation for Disassembly 3 Remove the computer cover Refer to Section 7 4 Computer Cover 4 Remove the optical drive Refer to Section 7 9 2 Optical Drive 5 Disconnect the signal and power cables from the drive The other end of the cables should remain connected to the system board Diskette drive shown 6 Slide the drive forward and lift it up and out of the drive cage To ...

Page 137: ...the Smart Cover Lock 2 Prepare the computer for disassembly Section 7 1 Preparation for Disassembly 3 Remove the computer cover Section 7 4 Computer Cover 4 Press down on the green latch located on the front of the chassis next to the optical drive 1 and slide the drive cage forward 2 to its fully extended position This will give you access to the cable connectors on the primary hard drive It is n...

Page 138: ...vice Reference Guide dc5100 Removal and Replacement Procedures Small Form Factor SFF Chassis 5 Remove the security clip that secures the backwall to the power supply 6 Rotate the power supply to its full upright position ...

Page 139: ...e 1 slide the hard drive toward the front of the computer then lift it up and out of the bay 2 To install a hard drive reverse the above procedure The replacement hard drive kit includes several data cables Make sure to use the cable that is exactly the same as the factory installed cable If the system has only one SATA hard drive the data cable must be connected to the blue connector labeled P60 ...

Page 140: ...our extra 6 32 standard guide screws on the front of the chassis under the computer cover The 6 32 standard guide screws are silver and are only used on the hard drive If you replaced the primary hard drive insert the Restore Plus CD to restore the operating system software drivers and any software applications that were preinstalled on the computer Follow the instructions in the guide included wi...

Page 141: ...0 Fan Shroud 1 Prepare the computer for disassembly Section 7 1 Preparation for Disassembly 2 Remove the computer cover Section 7 4 Computer Cover 3 Lift up on the fan shroud to remove it from the computer When replacing the shroud make sure that it does not get caught on the wires from either the fan or the speaker ...

Page 142: ... system board the front USB cable pair and the front audio cable 4 Remove the drives from the drive tray Refer to Section 7 9 Drives 5 Remove the power supply cable that is routed under the drive cage from the side 1 and front 2 cable retaining clips It may be necessary to flatten the cable in the cable retaining clip areas to make the cable more flexible 6 Remove the power supply cable that is ro...

Page 143: ...move the SATA cable from the front and side retaining clips 8 Push the empty drive cage back into its locked position ÄCAUTION Make sure the flat ribbon cables are folded down and the SATA and power cables are pushed out of the way to prevent their being damaged when the drive cage is pushed into the locked position ...

Page 144: ...Remove the two screws that secure the front I O device 1 then push the I O device towards the back of the chassis 2 10 Pull the drive cage forward grasp the I O device and carefully pull it from under the drive cage 3 Guide the cable ends through the slots in the drive cage support device to keep them from snagging ...

Page 145: ...cage and through the legs of the drive cage support 1 It may be necessary to use a wooden pencil to help in this task 2 Push the I O device beneath the drive cage as far as possible 2 then push the drive cage into the closed position to access the front of the chassis Make sure the USB ports in the I O device are oriented properly on the right side 3 Install the two retaining screws 3 while holdin...

Page 146: ...ction 7 4 Computer Cover 3 Disconnect the power switch LED cable from the system board 4 Squeeze the switch holder retaining clips together at the front of the chassis 1 and push the switch assembly out of the chassis 2 Push the two LEDs out of the chassis 3 5 If necessary the LED holders may also be removed by squeezing the clips and pushing them out of the front of the chassis 4 To install the p...

Page 147: ...ssor This is especially important as the pins on the socket are very fragile and any damage to them may require replacing the system board 6 Lift the heatsink from atop the processor 2 and set is on its side to keep from contaminating the work area with thermal grease When reinstalling an existing heatsink make sure that its bottom has been cleaned with an alcohol wipe and fresh thermal grease has...

Page 148: ...on 1 6 Raise and rotate the microprocessor retainer to its fully open position 2 7 Carefully lift the processor from the socket 3 ÄCAUTION Do NOT handle the pins in the processor socket These pins are very fragile and handling them could cause irreparable damage Once pins are damaged it may be necessary to replace the system board ÄCAUTION The heatsink must be installed within 24 hours of installi...

Page 149: ...atop the processor 5 Go to step 7 6 If using a new heatsink remove the protective covering from the bottom of the heatsink and place it in position atop the processor 7 Secure the heatsink to the system board and system board tray with the 4 captive screws and attach the heatsink control cable to the system board ÄCAUTION Heatsink retaining screws should be tightened in diagonally opposite pairs a...

Page 150: ... Remove any memory modules that might interfere with the screwdriver used for removing the speaker 6 Disconnect the speaker wire from the system board 7 Remove the two screws that secure the speaker to the chassis 8 Remove the speaker from the chassis To install the speaker reverse the removal procedures ÄCAUTION Before reinstalling the heatsink you must clean the top of the processor and the bott...

Page 151: ...fore opening the computer 1 Prepare the computer for disassembly Section 7 1 Preparation for Disassembly 2 Remove the computer cover Section 7 4 Computer Cover 3 Remove the security clip 4 Rotate the power supply to its upright position 5 Pull the drive cage forward and disconnect the power cables from all of the drives 6 Disconnect the power cables from the system board 7 Release the power supply...

Page 152: ...tor SFF Chassis 8 Lift the power supply up and out of the chassis To install the power supply reverse the removal procedure ÄCAUTION When installing the power supply cables make sure they are properly positioned so they are not cut by the drive cage and are not pinched by the rotating power supply ...

Page 153: ...assembly Section 7 1 Preparation for Disassembly 2 Remove the computer cover Section 7 4 Computer Cover 3 Remove all PCI and PCI Express expansion boards Section 7 8 Expansion Card 4 Remove the fan shroud from the chassis Section 7 9 Drives 5 Slide the drive tray forward and disconnect the drive and power cables from the system board 6 Remove the security clip ...

Page 154: ...ide dc5100 Removal and Replacement Procedures Small Form Factor SFF Chassis 7 Rotate the power supply to its upright position 8 Disconnect the serial port from the system board 9 Disconnect the balance of the cables from the system board ...

Page 155: ...edures Small Form Factor SFF Chassis 10 Remove the long mounting screw that secures the system board tray to the chassis The heatsink has been removed from the drawing below for clarity The heatsink should not be removed until the system board has been removed from the chassis ...

Page 156: ...lift the system board up and out of the chassis 12 Remove the heatsink from the system board and the system board tray Section 7 13 Heatsink The standoff tray may be separated from the bottom of the system board at this time To reinstall the system board 1 Align the standoff tray below the system board so that the four anthills penetrate the system board and the green handle is at the front of the...

Page 157: ...it 3 Attach the heatsink to the system board standoff assembly with the four captive screws ÄCAUTION Heatsink retaining screws should be tightened in diagonally opposite pairs as in an X to evenly seat the heatsink on the processor This is especially important as the pins on the socket are very fragile and any damage to them may require replacing the system board 4 Reinstall the system board assem...

Page 158: ... Section 7 1 Preparation for Disassembly 2 Remove the computer cover Section 7 4 Computer Cover 3 Remove the fan shroud Section 7 10 Fan Shroud 4 Disconnect the chassis fan cable from the system board 5 Remove the four screws that secure the fan and fan guard to the chassis then remove the fan from the chassis To install the chassis fan reverse the removal procedure ...

Page 159: ...uct 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 recycli...

Page 160: ...2 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 the computer and turn on power to the computer 6 Reset the date and time your passwords and any special system setups using Computer Setup Refer to the Computer Setup F10 Utility Guide ...

Page 161: ... battery slide one edge of the replacement battery under the holder s lip with the positive side up 2 Push the other edge down until the clamp snaps over the other edge of the battery After the battery has been replaced use the following steps to complete this procedure 3 Replace the computer cover or access panel 4 Plug in the computer and turn on power to the computer Reset the date and time you...

Page 162: ...remove the battery 2 2 Insert the new battery and position the clip back in place After the battery has been replaced use the following steps to complete this procedure 3 Replace the computer cover or access panel 4 Plug in the computer and turn on power to the computer Reset the date and time your passwords and any special system setups using Computer Setup Refer to the Computer Setup F10 Utility...

Page 163: ...computer and 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 164: ...eive Data Unused Unused Ethernet AUI Connector and Icon Pin Signal Pin Signal 1 2 3 4 Ground Negative AUI Differential Collision Positive AUI Differential Collision 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 ...

Page 165: ...nowledge Busy Paper End 16 17 18 25 Initialize Printer Select IN Signal Ground Serial Interface Powered and Non Powered Connector and Icon Pin Signal 1 2 3 Carrier Detect 12V if powered Receive Data Transmit Data 4 5 6 Data Terminal Ready Signal Ground Data Set Ready 7 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 Mi...

Page 166: ...nector and Icon 1 8 miniphone Pin Signal 1 Tip Audio_Out_Left 2 Ring Audio_Out_Right 3 Shield Ground SCSI Low Voltage Differential Single Ended LVD SE Connector and Icon Pin Signal Pin Signal Pin Signal Pin Signal 1 16 17 18 19 Ground TERMPWR Reserved 40 41 42 D0 D1 D1 49 50 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...

Page 167: ... DB0 DB1 DB2 33 34 35 36 DB7 DBP Ground Ground 41 42 43 44 ATN Ground BSY ACK 49 50 REQ Input Output External Infrared Transceiver Connector and Icon Pin Signal Pin Signal Pin Signal 1 2 3 Transmit Receive Ground 4 5 6 5V Mode Not Used 7 8 Not Used Not Used Monitor Connector and Icon Pin Signal Pin Signal Pin Signal 1 2 3 Red Analog Green Analog Blue Analog 6 7 8 Ground Ground Ground 11 12 13 Not ...

Page 168: ...CSEL 39 40 DASP Ground MultiBay CD ROM Adapter Connector Pin Signal Pin Signal Pin Signal Pin Signal 1 2 3 4 5 RESDRV_ GROUND D07 D08 D06 18 19 20 21 22 D15 GROUND key DRQ GROUND 35 36 37 38 39 A0 A2 CS1FX CS3FX DASP 52 53 54 55 56 FP05 FP06 FP07 FP08 FP09 6 7 8 9 10 D09 D05 D10 D04 D11 23 24 25 26 27 IOW GROUND IOR GROUND IOCHDRY 40 41 42 43 44 GROUND 5VMLOG 5VMOT GROUND AUDIO_L 57 58 59 60 61 FP...

Page 169: ... 3 V 12 V GND PSON GND GND 19 20 21 22 23 24 GND open 5 V 5 V 5 V GND 24 12 13 1 24 Pin MicroFit Power Connector Pin Signal Pin Signal Pin Signal Pin Signal 1 2 3 4 5 6 5 Vaux GND 5 V 5 V PS_ON GND 7 8 9 10 11 12 PWRGD 3 3 V 3 3 V Tach GND Fan CMD 13 14 15 16 17 18 12 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 Signa...

Page 170: ...D 3 GND 4 12 V CPU 5 12 V CPU 6 12 V 6 4 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 3 V 5 Reserved V 12 P4 P8 P12 Ground V 5 Ground S Data P Power ...

Page 171: ... 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 172: ...2 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 8...

Page 173: ...uthorized HP dealer reseller or service provider General Requirements The requirements listed below are applicable to all countries 1 The length of the power cord set must be at least 1 8 m 6 00 feet and a maximum of 3 0 m 9 75 feet 2 All power cord sets must be approved by an acceptable accredited agency responsible for evaluation in the country where the power cord set will be used 3 The power c...

Page 174: ...conductor 1 0 mm2 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 SJT 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 cou...

Page 175: ...Replace the system board 110 Out of Memory Space for Option ROMs Recently added PCI expansion card contains an option ROM too large to download during POST If a PCI expansion card was recently added remove it to see if the problem remains In Computer Setup disable the NIC PXE Option ROM Download to prevent PXE option ROM for the internal NIC from being downloaded during POST to free more memory fo...

Page 176: ...nuity modules are installed correctly Verify proper memory module type Remove and replace memory module s one at a time to isolate faulty module Replace the faulty memory module s If error persists after replacing memory modules replace the system board 213 Incompatible memory Module in memory Socket s X X X A memory module in memory socket identified in the error message is missing critical SPD i...

Page 177: ...10 Splash Screen image corrupted Splash Screen image has errors Install latest version of ROMPaq to restore image 511 CPU CPUA or CPUB Fan not detected Fan is not connected or may have malfunctioned Reseat fan cable Reseat the fan Replace the fan 512 Chassis rear chassis or front chassis fan not detected Fan is not connected may have malfunctioned Reseat chassis rear chassis or front chassis fan c...

Page 178: ... slot supports x1 and x16 PCI Express Link Width cards only If a x4 or x8 card is used system BIOS will attempt to retrain to a x1 If this fails the 921 error message will be displayed 1720 SMART Hard Drive Detect Imminent Failure Hard drive is about to fail Some hard drives have a firmware patch that will fix an erroneous error message Determine if hard drive is giving correct error message Run t...

Page 179: ...connectors must be used before SATA 2 and SATA 3 Ensure SATA connectors are used in ascending order For one device use SATA 0 For two devices use SATA 0 and SATA 1 For three devices use SATA 0 SATA1 and SATA 2 1801 Microcode Patch Error Processor not supported by ROM BIOS Upgrade BIOS to proper version Change the processor 1998 Master Boot Record has been lost The previously saved copy of the MBR ...

Page 180: ...data in the field or will not allow the serial number to be entered download from http www hp com and run SP5572 EXE SNZERO EXE Run Computer Setup and try to enter serial number under Security System ID then save changes Network Server Mode Active and No Keyboard Attached Keyboard failure while Network Server Mode enabled Reconnect keyboard with computer turned off Check connector for bent or miss...

Page 181: ...D flashes every two seconds None Computer in Suspend to RAM mode select 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 Beeps stop after the fifth iteration but the LED continues to flash until the issue has been resolved 2 Processor thermal protection activated A ...

Page 182: ...rd Check if a device is causing the problem by removing ALL attached 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 functio...

Page 183: ...hes seven times once every second followed by a two second pause Beeps stop after the fifth iteration but the LED continues to flash until the issue has been 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 Beeps stop after the fifth iteration but the LED continues to flas...

Page 184: ...n Press and hold the power button for less than 4 seconds If the hard drive LED turns green then Check that the voltage selector located on the rear of the power supply is set to the appropriate voltage Proper voltage setting depends on your region Remove the expansion cards one at a time until the 3V_aux light on the system board turns on Replace the system board OR Press and hold the power butto...

Page 185: ...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 keyboard is operating...

Page 186: ... 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 Press the Num Lock key The Num Lock key can be disabled ...

Page 187: ...eeps two times Beeps continue for five iterations after which the LED flashes will continue until the problem is resolved Processor thermal protection activated A fan may be blocked or not turning OR The heatsink is not properly attached to the processor 1 Ensure computer air vents are not blocked and the cooling fan is running 2 Open hood press power button and see if the processor fan spins If n...

Page 188: ...lace 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 5 V_aux light on the system...

Page 189: ... 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 and the computer beeps four times Beeps continue for five ...

Page 190: ...u attempted to hot plug a removable hard drive that has DriveLock security enabled This feature supported on select models only Shut down the computer Insert the drive into the MultiBay if it is not already inserted Turn on the computer Diskette drive cannot write to a diskette Diskette is not formatted Format the diskette Diskette is write protected Use another diskette or remove the write protec...

Page 191: ...alid system disk message is displayed A diskette that does not contain the system files needed to start the computer has been inserted in the drive When drive activity stops remove the diskette and press the Spacebar The computer should start up Diskette error has occurred Restart the computer by pressing the power button Cannot Boot to Diskette Diskette is not bootable Replace with a bootable dis...

Page 192: ...e 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 If this is a newly installed drive enter Setup and try adding a POST delay under Advanced Power On Drive jumper settings may be incorrect If the...

Page 193: ...rd drive format using fdisk If NTFS formatting use a third party reader to evaluate the drive If FAT32 formatting the hard drive cannot be accessed Replace the MBR image 3 Install system files for the appropriate operating system if necessary Hard drive boot disabled in Computer Setup Run Computer Setup and enable the hard drive entry in the Storage Boot Order list Bootable hard drive is not attac...

Page 194: ...sages 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 Solving MultiBay Problems Problem Cause Solution Drive not found You attempted to hot...

Page 195: ...ntal scan rate as the resolution 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 any unsaved data Monitor cable plugged into the wrong connector If the computer system has both an integrated g...

Page 196: ...with integrated graphics replace the system board Blank screen and the power LED flashes Red eight times once every second followed by a two second pause and the computer beeps eight times Beeps continue for five iterations after which the LED flashes will continue until the problem is resolved Invalid ROM based on checksum 1 Reflash the ROM using a ROMPaq diskette 2 Replace the system board Monit...

Page 197: ... a CRT monitor Electronic relays have been activated inside the monitor None It is normal for 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 ghos...

Page 198: ...rect The font you are using does not support that particular symbol Use the Character Map to locate the and select the appropriate symbol Click Start All Programs Accessories System Tools Character Map You can copy the symbol from the Character Map into a document Problem Cause Solution ...

Page 199: ...ct audio cable between CD or DVD ROM drive and the system board Digital CD audio is not enabled Enable digital CD audio 1 From the Control Panel select System 2 On the Hardware tab click the Device Manager button 3 Right click on the CD DVD device and select Properties 4 On the Properties tab make sure Enable digital CD audio for this CD ROM device is checked Headphones or devices connected to the...

Page 200: ...e headphones have a mono jack use the multimedia device properties to switch the system to analog out If you set digital as the Output Mode the internal speaker and external analog speakers will no longer output audio until you switch back to an auto sense or analog mode If you set analog as the Output Mode external digital speakers will not function until you change the output mode back to an aut...

Page 201: ...he printer driver If you are on a network you may not have made the connection to the printer Make the proper network connections to the printer Printer may have failed Run printer self test Printer will not turn on The cables may not be connected properly Reconnect all cables Printer prints garbled information The correct printer driver is not installed Install the correct printer driver for the ...

Page 202: ...er cords or cables 3 The receiver should not be placed on or inside of a metal surface 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 any unsaved data will be lost Cursor will not move using the arrow keys on the keypad The Num Lock key may be on Press the Num Lock key The Num Lock light sh...

Page 203: ...ransformer computer other electrical device or power cords or cables 3 The receiver should not be placed on or inside of a metal surface 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 any unsaved data Mouse will only move vertically or horizontally or movement is jerky Mouse r...

Page 204: ...rely connected and that pins in the cable or connector are not bent down Power switch of new external device is not turned on Turn off the computer turn on the external device then turn on the computer to integrate the device with the computer system When the system advised you of changes to the configuration you did not accept them Reboot the computer and follow the instructions for accepting the...

Page 205: ...will continue 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 pause and the com...

Page 206: ...etwork activity No active network is detected Check cabling and network equipment for proper connection Network controller is not set up properly Use the Network control application to verify that the device is 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 ...

Page 207: ...for a new expansion board were installed The expansion board installed is a network card NIC and conflicts with the embedded NIC Under the Computer Setup Advanced menu change the resource settings for the board 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 secur...

Page 208: ...plication 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 programs TSRs are ins...

Page 209: ...cted 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 and the computer beeps three times Beeps continue for five iterations after which the LED flashes will continue until the problem is resolved Processor is not seated properly or not installed 1 Check...

Page 210: ...he DVD drive Movie may be regionalized for a different country See the documentation that came with the DVD drive Decoder software is not installed Install decoder software Damaged media Replace media Movie rating locked out by parental lock Use DVD software to remove parental lock Media installed upside down Reinstall media Cannot eject compact disc tray load unit Disc not properly seated in the ...

Page 211: ...Problems Continued Problem Cause Solution Solving Drive Key Problems Problem Cause Solution Drive key is not seen as a drive letter in Windows XP The drive letter after the last physical drive is not available Change the default drive letter for the Drive key in Windows XP The computer boots to DOS after making a bootable Drive key Drive key is bootable Install the Drive key after the operating sy...

Page 212: ...he ISP for assistance Modem is not set up properly Reconnect the modem Verify the connections are correct using the quick setup documentation Web browser is not set up properly Verify that the Web browser is installed and set up to work with your ISP Cable DSL modem is not plugged in Plug in cable DSL modem You should see a power LED light on the front of the cable DSL modem Cable DSL service is n...

Page 213: ... Modem is not set up properly s Verify that the correct modem speed and COM port are selected For Windows XP 1 Select Start Control Panel Continue with step 2 2 Double click System 3 Click the Hardware tab 4 In the Device Manager area click the Device Manager button 5 Double click Ports COM LPT 6 Right click the COM port your modem uses then click Properties 7 Under Device status verify that the m...

Page 214: ...ect 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 and the computer beeps two times Beeps stop after fifth iteration but LEDs continue until problem is resolved 2 Processor thermal protection activated A fan may be blocked or not turning OR The heatsink fan assemb...

Page 215: ...is causing the problem by removing ALL attached 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 Repla...

Page 216: ...rd Red Power LED flashes eight times once every second followed by a two second pause and the computer beeps eight times Beeps stop after fifth iteration but LEDs continue until problem is resolved 8 Invalid ROM based on bad checksum 1 Reflash the ROM using a ROMPaq diskette See the ROM Flash section of the Desktop Management Guide on the Documentation CD 2 Replace the system board Red Power LED f...

Page 217: ...cated on the rear of the power supply is set to the appropriate voltage Proper voltage setting depends on your region 2 Remove the expansion cards one at a time until the LED light on the system board 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 out...

Page 218: ...D 34 376220 001 Service Reference Guide dc5100 ...

Page 219: ... RJ45 Dual USB Quad stacked USB First IEEE 1394 connector J12 J20 29 J30 J31 J35 J37 Second IEEE 1394 connector PCI slots PCI extender slot male PCI Express slots Primary SCSI connector J38 J39 J40 J41 J50 Secondary SCSI connector Stacked parallel SCSI connector AGP slot x16 PCI Express slot for graphics First parallel port J51 J52 J53 J54 J55 Second parallel port Double stacked parallel port Top ...

Page 220: ...ots on riser card Clear password header jumper USB front port choke 1st USB rear port choke 1st L3 L4 L5 P1 P2 USB rear port choke 2nd USB rear port choke 3rd USB front port choke 2nd P S connector 20 or 24 pin Second P S connector as required P3 P4 P5 P6 P7 Processor 12V header Secondary Processor 12V header Main Power HDD LED connector Speaker connector Analog audio connector from CD ROM P8 P9 P...

Page 221: ...106 Graphics option connector Primary CPU fan header for fansink Secondary CPU fan header for fansink Security board connector system board Secondary speaker header P124 P125 P126 P216 SW2 Hood lock header Hood sensor header Flying parallel port header White box chassis fan header Security hood switch on riser card SW50 U2 U3 U4 U5 Clear CMOS switch push button Single chip solution combined north ...

Page 222: ...ower switch XBT XMM1 XMM2 XMM5 XU1 XU2 Battery retainer Memory slot DIMM1 or RIMM1 populated and tested Following memory slots Primary processor socket Secondary processor socket XU15 U15 Y1 Y2 Y3 Y4 Y5 H5 ROM socket XU15 Primary TH system clock crystal Secondary SMT system clock crystal Primary NIC clock crystal Secondary NIC clock crystal RTC clock crystal tie down Designator Component Continued...

Page 223: ...ystem operation the DDR2 SDRAM DIMMs must be industry standard 240 pin unbuffered PC3200 400 MHz compliant or PC4300 533 MHz compliant 1 8 volts The DDR2 SDRAM DIMMs must also support CAS latency 3 4 or 5 CL 3 CL 4 or CL 5 for DDR2 400 MHz support CAS latency 4 or 5 CL 4 or CL 5 for DDR2 533 MHz contain the mandatory JEDEC SPD information In addition the computer supports 256Mbit 512Mbit and 1 Gbi...

Page 224: ...the total memory capacity of the DIMMs in Channel A is not equal to the total memory capacity of the DIMMs in Channel B The system will operate in a higher performing dual channel Interleaved 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 However the technology and device width can vary between the channels For example if...

Page 225: ...gnostics for Windows 2 16 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 chassis CMT illustrated 5 1 SFF illustrated 5 2 chassis fan MT removal and replacement 6 20 SFF removal and replacement 7 46 chassis types illustrated 5 1 cleaning computer 5 6 keyboard 5 6 monitor 5...

Page 226: ...pansion card SFF removal and replacement 7 19 expansion card retainer SFF removal and replacement 7 18 expansion slot cover MT removal and replacement 6 9 external 3 5 inch drive SFF removal and replacement 7 24 external security MT 6 2 F FailSafe key SFF 7 2 fan shroud SFF removal and replacement 7 29 fan chassis MT replacement 6 20 fan power supply 5 7 FAT or FAT32 to NTFS conversion 1 2 file Co...

Page 227: ...cement 6 22 front I O panel removal and replacement 6 21 hard drive cable connecting 6 19 hard drive cable disconnecting 6 16 heatsink removal and replacement 6 24 memory removal and replacement 6 8 optical drive cable connecting 6 18 optical drive cable disconnecting 6 15 padlock 6 2 PCI expansion card removal and replacement 6 10 power supply removal and replacement 6 33 power switch assembly re...

Page 228: ... card 6 10 MT power supply 6 33 MT power switch assembly 6 23 MT processor 6 25 MT speaker 6 32 MT system board 6 27 SFF battery 7 47 SFF cable lock 7 4 SFF chassis fan 7 46 SFF computer cover 7 10 SFF expansion card 7 19 SFF expansion card retainer 7 18 SFF external 3 5 inch drive 7 24 SFF fan shroud 7 29 SFF front drive bezel 7 11 SFF front I O devices 7 30 SFF hard drive 7 25 SFF heatsink 7 35 ...

Page 229: ...replacement 7 2 speaker removal and replacement 7 38 system board removal and replacement 7 41 tamper proof screws 7 2 universal chassis clamp lock removal and replacement 7 5 Small Form Factor See SFF Smart Cover Lock SFF removal and replacement 7 2 software Computer Setup Utilities 2 1 required 5 7 setup 1 2 spare part number wrench tamper resistant 5 7 speaker MT removal and replacement 6 32 SF...

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