Compaq Deskpro 2000 Manual de usuario

MAINTENANCE& SERVICE GUIDECompaq Deskpro 2000Series of Personal ComputersPentium Processor with MMX Technologyand Pentium II ProcessorSeptember 19

viii Contentsappendix AConnector Pin Assignments...

Compaq Deskpro 2000 Series of Personal Computers 4-74.3.4 Hard DrivesHandle hard drives as delicate precision components, avoiding all physical shoc

Compaq Deskpro 2000 Series of Personal Computers 5-1chapter 5REMOVAL AND REPLACEMENTPROCEDURES - DESKTOPThis chapter provides subassembly/module level

5-2 Removal and Replacement Procedures - Desktop5.2 Disassembly Sequence ChartUse the chart below to determine the disassembly sequence for removing

Compaq Deskpro 2000 Series of Personal Computers 5-35.3 Preparation for DisassemblySee Chapter 4, “Removal and Replacement Preliminaries,” for initia

5-4 Removal and Replacement Procedures - Desktop5.4 FeetFour rubber feet are mounted to the underside of the chassis. If necessary, remove the old fee

Compaq Deskpro 2000 Series of Personal Computers 5-55.5 Cable LockTo install the cable lock provision, complete the following steps:1. Remove one thum

5-6 Removal and Replacement Procedures - Desktop5.6 System Unit CoverTo remove the system unit cover, complete the following steps:1. Prepare the com

Compaq Deskpro 2000 Series of Personal Computers 5-75.7 SpeakerTo remove the speaker, complete the following steps:1. Remove the system unit cover (Se

5-8 Removal and Replacement Procedures - Desktop3. Unsnap the speaker-retaining clip 1 on the right side (from the front of the chassis) of the driveb

Compaq Deskpro 2000 Series of Personal Computers 5-95.8 Expansion BoardThe desktop versions of the Compaq Deskpro 2000 Series of Personal Computers ha

Preface ixprefaceABOUT THIS GUIDEThis Maintenance and Service Guide is a troubleshooting and repair guide that can be used forreference when servicing

5-10 Removal and Replacement Procedures - Desktop5.8.1 Inboard Expansion BoardTo remove an inboard expansion board, complete the following steps:1. R

Compaq Deskpro 2000 Series of Personal Computers 5-115.8.2 Outboard Expansion BoardTo remove an outboard expansion board, complete the following step

5-12 Removal and Replacement Procedures - Desktop5.9 System Board Components5.9.1 Memory ModulesMemory may be expanded by adding one or more DIMMs at

Compaq Deskpro 2000 Series of Personal Computers 5-135.9.2 System Board Graphics MemoryModule UpgradeTo install a graphics memory module upgrade for

5-14 Removal and Replacement Procedures - Desktop6. Turn the computer on and start Windows 95.7. Select the display icon in Windows 95 and follow th

Compaq Deskpro 2000 Series of Personal Computers 5-15CAUTION: When replacing the processor, be sure the clipped corner of the processor (location of

5-16 Removal and Replacement Procedures - DesktopPentium II System BoardTo remove the microprocessor from the Pentium II system board, complete the fo

Compaq Deskpro 2000 Series of Personal Computers 5-17 8. Replace the system unit cover.5.9.4 Cache Memory (PentiumSystem Only)To install an optiona

5-18 Removal and Replacement Procedures - Desktop5.10 Riser BoardTo remove the riser board, complete the following steps:1. Remove the system unit cov

Compaq Deskpro 2000 Series of Personal Computers 5-195.11 Riser BraceThe riser brace should only be removed from the computer if it has been damaged.1

x PrefaceTechnician Notes!WARNING: Only authorized technicians trained by Compaq should attempt to repair this equipment. Alltroubleshooting and repai

5-20 Removal and Replacement Procedures - Desktop5.12 Expansion Board GuideTo remove the expansion board guide, complete the following steps:1. Remov

Compaq Deskpro 2000 Series of Personal Computers 5-215.13 Replacement BatteryThe real-time clock battery that came with the computer is non-replaceabl

5-22 Removal and Replacement Procedures - DesktopFigure 5-20. Installing the Battery, Pentium II System 4. Replace the system unit cover. 5. Plac

Compaq Deskpro 2000 Series of Personal Computers 5-235.14 Front Bezel AssemblyThe front bezel assembly consists of the front bezel, the power button,

5-24 Removal and Replacement Procedures - Desktop5.14.2 Power ButtonTo remove the power button, complete the following steps: 1. Remove the system u

Compaq Deskpro 2000 Series of Personal Computers 5-255.14.3 Bezel BlankTo remove a bezel blank, complete the following steps:1. Remove the system unit

5-26 Removal and Replacement Procedures - Desktop5.14.4 Compaq LogoTo remove the Compaq logo from the front bezel, complete the following steps:1. Rem

Compaq Deskpro 2000 Series of Personal Computers 5-275.15 Power Supply AssemblyThe power supply assembly is divided into two sections: one for the po

5-28 Removal and Replacement Procedures - DesktopTo install the power switch assembly, complete the following steps.1. Install a new power switch in

Compaq Deskpro 2000 Series of Personal Computers 5-295.15.2 Power SupplyTo remove the power supply, complete the following steps:1. Remove the system

Compaq Deskpro 2000 Series of Personal Computers 1-1chapter 1PRODUCT DESCRIPTIONThis chapter describes the model offerings and features of the Compaq

5-30 Removal and Replacement Procedures - Desktop5.16 Mass Storage DevicesThis section discusses the removal and replacement procedures for the mass

Compaq Deskpro 2000 Series of Personal Computers 5-314. Remove the single screw on the left-rear of the drive that secures the drive into the chassis.

5-32 Removal and Replacement Procedures - Desktop5.16.2 5.25-Inch Drive BaysThe 5.25-inch drive bays may be occupied by diskette drives, hard drives,

Compaq Deskpro 2000 Series of Personal Computers 5-334. Remove the two screws on the right side of the drive bay that secure the drive to the chassis.

5-34 Removal and Replacement Procedures - Desktop5.16.3 Installing a New DriveWhen installing a new drive, you should use either the wafer screws pro

Compaq Deskpro 2000 Series of Personal Computers 5-35If you are installing a 3.5-inch diskette drive into a 5.25-inch drive bay, use Compaq bracket s

5-36 Removal and Replacement Procedures - Desktop 4. Install the drive assembly into the drive bay. Ensure that the guide screw fits into the tab on

Compaq Deskpro 2000 Series of Personal Computers 5-375.17 Drive CageTo remove the drive cage from the computer chassis, complete the following steps:1

5-38 Removal and Replacement Procedures - Desktop5.18 LED CableTo remove the LED cable, complete the following steps:: 1. Remove the system unit cov

Compaq Deskpro 2000 Series of Personal Computers 5-39Figure 5-38. Removing the LED Cable, Pentium II System 5. Remove the LED ends 2 of the cable f

1-2 Product Description1.1 Compaq Deskpro 2000 Series ofPersonal Computer ModelsThe Compaq Deskpro 2000 Series of Personal Computers is available in

5-40 Removal and Replacement Procedures - Desktop5.19 System BoardTo remove the system board, complete the following steps: 1. Remove the system uni

Compaq Deskpro 2000 Series of Personal Computers 5-41 8. Use your fingers to grip the system board at the guide pin 1 area and pull up on the board

5-42 Removal and Replacement Procedures - DesktopFigure 5-40. Removing the Pentium II System Board✎The riser brace has been removed for clarity.To in

Compaq Deskpro 2000 Series of Personal Computers 6-1chapter 6REMOVAL AND REPLACEMENTPROCEDURES - MINITOWERThis chapter provides subassembly/module lev

6-2 Removal and Replacement Procedures - Minitower6.2 Disassembly Sequence ChartUse the chart below to determine the disassembly sequence for removin

Compaq Deskpro 2000 Series of Personal Computers 6-36.3 Preparation for DisassemblySee Chapter 4, “Removal and Replacement Preliminaries,” for initia

6-4 Removal and Replacement Procedures - Minitower6.5 Cable LockTo install the cable lock provision, complete the following steps:1. Remove one thumbs

Compaq Deskpro 2000 Series of Personal Computers 6-56.6 Exposing the Chassis6.6.1 Access PanelTo remove the access panel, complete the following step

6-6 Removal and Replacement Procedures - Minitower6.6.2 Minitower J HoodIt is only necessary to remove the J hood if it has been damaged.To remove th

Compaq Deskpro 2000 Series of Personal Computers 6-76.7 Riser BraceBefore an expansion board can be installed or replaced, you must remove the riser b

Compaq Deskpro 2000 Series of Personal Computers 1-31.2 FeaturesThe Compaq Deskpro 2000 Series of Personal Computers have the following standard featu

6-8 Removal and Replacement Procedures - Minitower6.8 Expansion BoardThe Compaq Deskpro 2000 Series of Personal Computers contains five expansion slot

Compaq Deskpro 2000 Series of Personal Computers 6-94. Remove the expansion board screw, then slide the expansion board out of the expansion slot.Figu

6-10 Removal and Replacement Procedures - Minitower6.9 Expansion Board GuideTo remove the expansion board guide, complete the following steps:1. Remo

Compaq Deskpro 2000 Series of Personal Computers 6-116.10 Riser BoardTo remove the riser board, complete the following steps: 1. Remove the access p

6-12 Removal and Replacement Procedures - Minitower6.11 SpeakerTo remove the speaker, complete the following steps: 1. Remove the access panel (Sect

Compaq Deskpro 2000 Series of Personal Computers 6-136.12 System Board Components6.12.1 Memory ModuleMemory may be expanded by adding one or more DIM

6-14 Removal and Replacement Procedures - Minitower6.12.2 MicroprocessorPentium System BoardTo remove the microprocessor from the Pentium system board

Compaq Deskpro 2000 Series of Personal Computers 6-15To install the processor, complete the following steps: 1. Lower the processor 5 into the ZIF s

6-16 Removal and Replacement Procedures - Minitower 5. Press in on the processor module release latches 1 until they lock in the released position.

Compaq Deskpro 2000 Series of Personal Computers 6-176.12.3 Cache Memory (Pentium System Only)To install an optional cache board onto the system boar

1-4 Product Description1.2.3 Features Common to Both One 1.44-megabyte, 3.5-inch high-density diskette drive installed Peripheral Components Interc

6-18 Removal and Replacement Procedures - Minitower6.12.4 System Board Graphics MemoryModule UpgradeTo install a graphics memory module upgrade for t

Compaq Deskpro 2000 Series of Personal Computers 6-196. Select the display icon in Windows 95 and follow the online instructions to take advantage of

6-20 Removal and Replacement Procedures - MinitowerFigure 6-20. Removing the Pentium II System BoardTo replace the system board, reverse the above pr

Compaq Deskpro 2000 Series of Personal Computers 6-21✎When installing the Pentium II system board, ensure that the air duct is mounted in the frontof

6-22 Removal and Replacement Procedures - Minitower6.14 Replacement BatteryThe real-time clock battery that came with the computer is non-replaceable

Compaq Deskpro 2000 Series of Personal Computers 6-23Figure 6-23. Installing the Battery, Pentium II System 5. Replace the riser brace if needed.

6-24 Removal and Replacement Procedures - Minitower6.15 ISA Option Board RetainerTo remove the ISA option board retainer, complete the following step

Compaq Deskpro 2000 Series of Personal Computers 6-256.16 Front Bezel AssemblyThe front bezel must be removed before removing or installing the J hoo

6-26 Removal and Replacement Procedures - Minitower6.16.2 Power ButtonTo remove the power button, complete the following steps:1. Remove the access pa

Compaq Deskpro 2000 Series of Personal Computers 6-276.16.3 Bezel BlankTo remove a bezel blank, complete the following steps:1. Remove the access pane

Compaq Deskpro 2000 Series of Personal Computers 1-5 Mouse Keyboard and mouse connectors on the back panel Internal piezo speaker mounted on system

6-28 Removal and Replacement Procedures - Minitower6.16.4 Compaq LogoTo remove the Compaq logo from the front bezel, complete the following steps:1. R

Compaq Deskpro 2000 Series of Personal Computers 6-296.17 Power Supply Assembly6.17.1 Power Supply Switch AssemblyTo remove the power supply switch,

6-30 Removal and Replacement Procedures - MinitowerTo install the power switch assembly, complete the following steps.1. Install a new power switch

Compaq Deskpro 2000 Series of Personal Computers 6-316.17.2 Power SupplyTo remove the power supply, complete the following steps:1. Remove the acces

6-32 Removal and Replacement Procedures - Minitower6.18 LED CableTo remove the LED cable, complete the following steps:1. Remove the access panel (S

Compaq Deskpro 2000 Series of Personal Computers 6-33Figure 6-33. Removing the LED Cable Assembly, Pentium II SystemTo install the LED cable, reverse

6-34 Removal and Replacement Procedures - Minitower6.19 Mass Storage DevicesThis section discusses the removal and replacement procedures for the mas

Compaq Deskpro 2000 Series of Personal Computers 6-355. Remove the two wafer screws on the left of the drive that secure the drive into the chassis.6.

6-36 Removal and Replacement Procedures - Minitower6.19.2 5.25-Inch Drive BaysThe 5.25-inch drive bays may be occupied by diskette drives, hard drive

Compaq Deskpro 2000 Series of Personal Computers 6-374. Remove the two screws on the left side of the drive bay that secure the drive to the chassis.5

1-6 Product Description1.3.2 System BoardThe desktop and minitower models of the Compaq Deskpro 2000 Series of Personal Computers havea single system

6-38 Removal and Replacement Procedures - Minitower6.19.3 Installing a New DriveWhen installing a new drive, you should use either the wafer screws p

Compaq Deskpro 2000 Series of Personal Computers 6-39To install a 5.25-inch drive into a 5.25-inch drive bay, begin with step 3. 1. Place the 3.5-in

6-40 Removal and Replacement Procedures - Minitower 4. Install the drive or bracket assembly into the drive bay. Ensure that the guide screw fits in

Compaq Deskpro 2000 Series of Personal Computers 6-41 6. Connect the drive cables. Refer to Section 6.19.1 for a diskette drive and Section 6.19.2 f

Compaq Deskpro 2000 Series of Personal Computers 7-1chapter 7JUMPER AND SWITCHINFORMATIONThis chapter provides jumper and switch information for syste

7-2 Jumper and Switch Information7.1 System Board Switches7.1.1 Pentium-Based System BoardsThe following illustration shows switch, connector, and j

Compaq Deskpro 2000 Series of Personal Computers 7-3Table 7-1Pentium System Board Connectors, Jumpers, and SwitchesDevice DescriptionE6 Power-on passw

7-4 Jumper and Switch InformationFigure 7-2. Pentium II System Board Switch, Connector, and Jumper LocationsTable 7-2Pentium II System Board Connector

Compaq Deskpro 2000 Series of Personal Computers 7-57.1.2 Switch SettingsThe following figures and tables identify the switch settings for each proces

7-6 Jumper and Switch InformationFigure 7-4. SW2 Module Location, Pentium II System BoardTable 7-4Pentium II System Board Processor Speed Switch Sett

Compaq Deskpro 2000 Series of Personal Computers 1-7L2 cache memory for all Pentium II models is integrated in the processor module with a capacity of

Compaq Deskpro 2000 Series of Personal Computers 7-77.2.1 Setting Power-On Password JumpersThe power-on password feature is enabled or disabled by mo

7-8 Jumper and Switch Information7.2.2 Clearing ConfigurationThe computer's configuration (CMOS) may occasionally be corrupted. If it does, it is

Compaq Deskpro 2000 Series of Personal Computers 7-9 4. Replace the cover and tighten the thumbscrews on the rear panel. 5. Turn the computer on.

7-10 Jumper and Switch Information7.3 Hard DrivesFor more information about Compaq hard drives, refer to Appendix C in this guide. For moreinformation

Compaq Deskpro 2000 Series of Personal Computers 7-11Figure 7-13. 2.1-GB Maxtor EIDE Hard Drive Jumper SettingsTable 7-7Jumper SettingsDescription MA

7-12 Jumper and Switch Information7.3.2 3.2-GB EIDE Hard Drive Jumper SettingsFigure 7-14. 3.2-GB Seagate EIDE Hard Drive Jumper SettingsTable 7-8Ju

Compaq Deskpro 2000 Series of Personal Computers 7-13Figure 7-16. 3.2-GB Maxtor EIDE Hard Drive Jumper SettingsTable 7-10Jumper SettingsDescription M

7-14 Jumper and Switch Information7.3.3 Optional Ultra SCSI Hard DriveJumper SettingsFigure 7-17. 2.1-GB Ultra SCSI Hard Drive Jumper SettingsTable

Compaq Deskpro 2000 Series of Personal Computers 7-15Figure 7-18. 4.3-GB Ultra SCSI Hard Drive Jumper SettingsTable 7-12Jumper SettingsJumper J2 Jump

7-16 Jumper and Switch Information7.3.4 Optional Ultra ATA Hard DrivesJumper SettingsFigure 7-19. 2.1-GB Maxtor Ultra ATA Hard Drive Jumper Settings

278041-001278785-002

1-8 Product Description1.3.8 System I/OThe onboard I/O controller integrates the functions for the serial and parallel ports, diskette drives,the keyb

Compaq Deskpro 2000 Series of Personal Computers 7-17Figure 7-21. 3.2-GB Maxtor Ultra ATA Hard Drive Jumper SettingsTable 7-15Jumper SettingsDescript

7-18 Jumper and Switch Information7.4 CD-ROM Drive Jumper SettingsFigure 7-22. Jumper Pins for the 16X max EIDE CD-ROM DrivesTable 7-16Jumper Settin

Compaq Deskpro 2000 Series of Personal Computers 7-197.6 Diskette DriveIA1DRV2CSL2MSTCSMASLMD0120 MB Floppy DriveAssembly Number 184932Figure 7-24. L

Compaq Deskpro 2000 Series of Personal Computers 8-1chapter 8SPECIFICATIONSThis chapter provides physical, environmental, and performance specificatio

8-2 SpecificationsTable 8-2Minitower System SpecificationsU. S. MetricDimensionsHeightWidthDepth18.49 in 7.31 in16.89 in46.96 cm18.57 cm42.90 cmWeigh

Compaq Deskpro 2000 Series of Personal Computers 8-3Table 8-3System InterruptsHardware IRQ System FunctionIRQ 0 Timer Interrupt (Not on ISA Bus)IRQ 1

8-4 SpecificationsTable 8-5System I/OI/O Address (Hex) System Function (Shipping Configuration)000 - 00F DMA Controller # 1010 - 01F Unused020 - 03F I

Compaq Deskpro 2000 Series of Personal Computers 8-5Table 8-5 continuedI/O Address (Hex) System Function (Shipping Configuration)202 - 21F Unused220

8-6 SpecificationsTable 8-6System Memory MapSize Memory Address System Function256 KB FFFFFFFFh to FFFC0000h System ROM2,080,512 KB FFFBFFFFh to 81000

Compaq Deskpro 2000 Series of Personal Computers 8-78.2 DrivesTable 8-71.44 MB Diskette DriveSize and CapacitySize (in) 3.5High Density (MB) 1.44Low D

Compaq Deskpro 2000 Series of Personal Computers 1-9BIOS UpgradesBecause the BIOS is stored in a flash memory device, you can easily upgrade the BIOS

8-8 SpecificationsTable 8-8Hard DrivesIDE/EIDE2.1-GB 3.2-GBFormatted CapacityPhysical (MB)Logical (MB)2111.862111.863209.03209.0Compaq Spare Part Numb

Compaq Deskpro 2000 Series of Personal Computers 8-9Table 8-9Ultra SCSI Hard Drives2.1 GB 4.3 GBFormatted CapacityPhysical (MB)Logical (MB)2.162.104.6

8-10 SpecificationsTable 8-10 CD-ROM Drives16X Max 24X MaxApplicable DiscCD-ROM mode1, mode 2Mixed mode (audio and data combined)CD-DAPhoto CD (single

Compaq Deskpro 2000 Series of Personal Computers 8-11Table 8-11PD-CD Drive4X 8XCompaq Spare Part Number184691-201 185951-001DiscApplication DiscCD-ROM

8-12 Specifications Table 8-11 ContinuedIndicatorsBusy LEDMode LEDGreen = Drive ready and media is insertedAmber = Media accessAmber = PD, Green = CD

Compaq Deskpro 2000 Series of Personal Computers 8-13Table 8-12LS-120 DriveCompaq Spare Part NumberInternalExternal263709-002294158-001Physical Charac

8-14 Specifications8.3 Audio SystemTable 8-13 Audio SystemCompaq Business Pro Audio BoardCompaq Spare Part Number278792-001Sampling Rate5.51 KHz to 44

Compaq Deskpro 2000 Series of Personal Computers 8-158.5 MouseTable 8-152-Button MouseU.S. MetricDimensionsHeightLengthWidth1.34 in4.45 in2.36 in 3.4

8-16 SpecificationsTable 8-17MPEG1 Graphics ControllerResolution Ma×imum Refresh Rate, Hz1-MB SGRAMColors Supported2-MB SGRAMColors Supported640 × 480

Compaq Deskpro 2000 Series of Personal Computers A-1appendix ACONNECTOR PIN ASSIGNMENTSThis appendix contains the pin assignments for all external con

1-10 Product Description1.3.15 System SecurityThe system BIOS provides a power-on password option that is enabled through the Setup program.The comput

A-2 Connector Pin AssignmentsTable A-3Parallel InterfaceConnector and Icon Pin Signal12345678910111213141516171819202122232425 1 2 3 4 5 6 7 8

Compaq Deskpro 2000 Series of Personal Computers A-3Table A-5MonitorConnector Pin Signal78KEY1012345615 14 13 12 11 1 2 3 4 5 6 7 8 910111213

A-4 Connector Pin AssignmentsTable A-8Ultra-Wide SCSI ConnectorConnector and Icon Pin Signal 1-1617 - 181920 - 34353637383940414243444546474849 - 5051

Compaq Deskpro 2000 Series of Personal Computers A-5Table A-9Line-In Audio ConnectorConnector and Icon Pin Signal1 (Outside)2 (Inside)3 (Inside)Ground

A-6 Connector Pin AssignmentsTable A-14 IDE/EIDE Drive Cable139240Pin Signal Pin Signal 1 RESET 21 DREQ 2 GND 22 GND 3 DD7 23 DIOW 4 DD8 24 GND 5

Compaq Deskpro 2000 Series of Personal Computers B-1appendix BPOWER CORD SETREQUIREMENTSThe voltage select switch feature on the computer permits it t

B-2 Power Cord Set RequirementsCountry-Specific RequirementsPower Cord Set Requirements–By CountryCountry Accrediting Agency Applicable Note NumbersAu

Compaq Deskpro 2000 Series of Personal Computers C-1appendix CHARD DRIVESCompaq Computer Corporation uses IDE/EIDE hard disk drives that conform to tw

C-2 Hard DrivesSMARTThe hard drives for the Compaq Deskpro 2000 Series of Personal Computers are all SMARTcompatible. Drives that are SMART compatible

Compaq Deskpro 2000 Series of Personal Computers C-3In order to take full advantage of the higher transfer rates, the standard 40-conductor cable must

Compaq Deskpro 2000 Series of Personal Computers 1-11 Compaq support software and device drivers Online Safety & Comfort Guide Intelligent Mana

Compaq Deskpro 2000 Series of Personal Computers D-1appendix DSCSI GUIDELINESThis appendix contains helpful guidelines for installing Small Computer S

D-2 SCSI GuidelinesTermination1. Every SCSI chain must be terminated at both ends regardless of whether it is an internal SCSIchain, an external SCSI

Compaq Deskpro 2000 Series of Personal Computers E-1appendix EDIAGNOSTIC ERROR CODESDiagnostic error codes occur if the system recognizes a problem wh

E-2 Diagnostic Error CodesTables E-2 through E-18 list possible error codes, descriptions of each error condition, and actionsrequired to resolve the

Compaq Deskpro 2000 Series of Personal Computers E-3Table E-3Memory Test Error CodesError Code Description Recommended Action0200-xx Memory machine ID

E-4 Diagnostic Error CodesTable E-5Parallel Printer Test Error CodesError Code Description Recommended Action0401-xx Printer failed or not connected.

Compaq Deskpro 2000 Series of Personal Computers E-5Table E-9Hard Drive Test Error CodesErrorCode Description Recommended Action1701-xx Hard drive for

E-6 Diagnostic Error CodesTable E-11Video Test Error CodesError Code Description Recommended Action2401-xxGraphics controller test failed.1. Replace t

Compaq Deskpro 2000 Series of Personal Computers E-7Table E-11 ContinuedErrorCode Description Recommended Action2458-xxAdvanced VGA BitBLT test. The

E-8 Diagnostic Error CodesTable E-14SCSI CD-ROM Test Error CodesErrorCode Description Recommended Action6600-xx ID test failed. The following steps ap

1-12 Product Description1.3.22 Intelligent ManageabilityIntelligent Manageability includes: Asset Management Configuration Management Integration M

Compaq Deskpro 2000 Series of Personal Computers E-9SCSI Error CodesThis section includes the error codes for the following SCSI devices: Hard drives

E-10 Diagnostic Error CodesTable E-18SCSI Test Error CodesError Code Description Recommended ActionXXXX-02 Drive not installed. Check cable connection

Compaq Deskpro 2000 Series of Personal Computers E-11Table E-18 ContinuedError Code Description Recommended ActionXXXX-41 SCSI bus stayed busy. Repla

Compaq Deskpro 2000 Series of Personal Computers F-1appendix FPOST ERROR MESSAGESAn error message results if the Power-On Self-Test encounters a probl

F-2 POST Error MessagesTable F-1 ContinuedMessage Beeps* Probable Cause Recommended Action301-Keyboard Error orTest Fixture InstalledNone Keyboard fa

Compaq Deskpro 2000 Series of Personal Computers F-3Table F-1 ContinuedMessage Beeps* Probable Cause Recommended Action1720-SMART Hard Drivedetects i

Compaq Deskpro 2000 Series of Personal Computers G-1appendix GTROUBLESHOOTING WITHOUTDIAGNOSTICSThis section describes some simple, preliminary tests

G-2 Troubleshooting Without DiagnosticsPower ProblemsThis section identifies some quick checks for power–related problems.Table G-1Solutions for Power

Compaq Deskpro 2000 Series of Personal Computers G-3Diskette Drive ProblemsThis section identifies some quick checks for diskette drive problems.Table

G-4 Troubleshooting Without DiagnosticsDisplay ProblemsThis section identifies some quick checks for display–related problems.Table G-4Solutions for D

Compaq Deskpro 2000 Series of Personal Computers 1-13Integration ManagementCompaq standardizes system manageability and provides access to PC configur

Compaq Deskpro 2000 Series of Personal Computers G-5Printer ProblemsThis section identifies some quick checks for printer–related problems.Table G-5So

G-6 Troubleshooting Without DiagnosticsHard Drive ProblemsThis section identifies some quick checks for hard drive–related problems.The information pr

Compaq Deskpro 2000 Series of Personal Computers G-7Hardware Installation ProblemsThis section identifies some quick checks for hardware problems.Tabl

G-8 Troubleshooting Without DiagnosticsCD-ROM Drive ProblemsThis section identifies some quick checks for CD-ROM drive–related problems.Table G-8CD-RO

Compaq Deskpro 2000 Series of Personal Computers G-9Memory ProblemsThis section identifies some quick checks for memory–related problems.Table G-9Memo

G-10 Troubleshooting Without DiagnosticsNetwork ProblemsSome common causes and solutions for network problems are listed in the following table. These

Compaq Deskpro 2000 Series of Personal Computers G-11Table G-11 ContinuedProblem Cause SolutionNetwork controller stoppedworking when an expansionboa

G-12 Troubleshooting Without DiagnosticsResolving AudioHardware ConflictsHardware conflicts occur when two or more peripheral devices contend for the

Compaq Deskpro 2000 Series of Personal Computers H-1appendix HINTEL 440LX CHIPSET MEMORYLIMITATIONSThe Intel 440LX Chipset has many functions, one of

H-2 Intel 44LX Chipset Memory LimitationsTable H-1SDRAM Memory TechnologiesSDRAMSizeAddressLocationsSDRAMWidthNumber Of Chips Non-ECC(64 bits)Number O

1-14 Product Description1.4 Desktop Computer FeaturesThe Compaq Deskpro 2000 Series of Personal Computers ships with a mouse and keyboard. ACompaq co

Compaq Deskpro 2000 Series of Personal Computers H-3Table H-2 shows which configurations of ×8 and ×32 DIMMs are supported.Table H-2Supported Memory C

Index I-1IndexAaccess panelillustrated, 3-4removal and replacement, 6-5spare part number, 3-5activity lights, 1-14, 1-17add-in deviceslisting, 2-5agen

I-2 Indexlocation, 2-1configuration management,1-12, 2-18Configuration utilities, 2-1connector locationkeyboard, 1-16, 1-20monitor, 1-16, 1-20mouse,

Index I-3EECC memoryfault prediction, 1-13, 2-16EIDE. See IDEelectrostatic damagepreventing, 4-2electrostatic dischargeinformation, 4-1enhanced keyboa

I-4 Indexinsight manager, 2-24agents, 2-24INSPECT utility, 1-15, 1-19,2-1installationdrive, new, desktop, 5-34drive, new, minitower, 6-38power switch

Index I-52.1-GB Ultra ATA hard drivejumper settings,7-163.2-GB EIDE hard drivejumper settings, 7-133.2-GB Ultra ATA hard drivejumper settings,7-17memo

I-6 Indexparallel port, 1-4, 1-9parallel support mode, 1-9partition, diagnostics, 2-12partners programdesktop management, 2-25system management, 2-25

Index I-7kit spare part number, 3-24removal and replacement,5-27, 6-29power-onlight, 1-14password, 1-10, 7-7Power-on Self-Test (POST)function, 2-13mes

I-8 Indexreplicated setup, 2-22restoring your hard drive,2-27riser boardremoval and replacement,5-18, 6-11riser braceillustrated, desktop, 3-22illust

Index I-9DMA, 8-3I/O, 8-4interrupts, 8-3memory map, 8-6memory options, 1-6security, 1-10serial number, 1-12specifications, 8-1system boardremoval and

Compaq Deskpro 2000 Series of Personal Computers 1-151.4.2 Drive PositionsFigure 1-3. Drive Positions on the Compaq Deskpro 2000 Desktop ComputerThe c

1-16 Product Description1.4.3 Rear Panel ConnectorsRear panel connectors on your desktop computer are color-coded and include icons to help youidenti

Compaq Deskpro 2000 Series of Personal Computers 1-171.5 Minitower Computer FeaturesThe Compaq Deskpro 2000 Minitower Personal Computer comes with a

NoticeThe information in this guide is subject to change without notice.COMPAQ COMPUTER CORPORATION SHALL NOT BE LIABLE FOR TECHNICAL OREDITORIAL ERRO

1-18 Product Description1.5.2 Drive PositionsThe computer has space available up to five mass storage devices. The devices may be installed invarious

Compaq Deskpro 2000 Series of Personal Computers 1-19Table 1-7Compaq Deskpro 2000 Minitower ComputerDrive Configuration1 Primary hard drive bay (3.5-i

1-20 Product Description1.5.3 Rear Panel ConnectorsThe following illustration shows the rear panel connectors of the minitower computer. Eachconnecto

Compaq Deskpro 2000 Series of Personal Computers 1-21Table 1-8Rear Panel ConnectorsRef. Component Function1 Voltage Select Switch Switches voltage bet

1-22 Product Description1.6 Enhanced KeyboardThe enhanced keyboard features Windows-specific keys:✎Keyboard layout may vary by country.Figure 1-8. Enh

Compaq Deskpro 2000 Series of Personal Computers 1-23Table 1-9Keyboard Features and FunctionsRef. Key Function1 Esc Often assigned a specific task by

1-24 Product DescriptionThe keyboard has feet on the bottom that enable the user to tilt the keyboard to a more comfortabletyping angle.Figure 1-9. Ke

Compaq Deskpro 2000 Series of Personal Computers 1-25 Ultra ATA hard drives: 2.1-GB, 3.2-GB, and 4.3-GB EIDE CD-ROM drive: 16X Max Speed and 24X Max

1-26 Product Description1.7.8 PD-CD DriveThe PD-CD drive is a "two drives in one" device in that it is a rewritable optical drive and aCD-RO

Compaq Deskpro 2000 Series of Personal Computers 2-1chapter 2COMPAQ UTILITIESThis chapter contains descriptions of Compaq utilities that can be helpfu

CPS

2-2 Compaq UtilitiesCAUTION: Always ensure that the power is off before disconnecting or reconnecting the mouse, keyboard,or any other peripheral dev

Compaq Deskpro 2000 Series of Personal Computers 2-3Accessing the Compaq Utilities Menu from a DisketteYou can load either the Computer Setup or Diagn

2-4 Compaq UtilitiesThe Computer Setup screen includes two buttons: Built-In Devices and Add-In Devices. Thefollowing tables list the options availabl

Compaq Deskpro 2000 Series of Personal Computers 2-5Table 2-2Add-In DevicesSub-Menu Button Description or Function ISA Boards Lists installed ISA boar

2-6 Compaq UtilitiesEstablishing a Power-On Password Using Computer SetupEstablishing a power-on password through Computer Setup prevents access to th

Compaq Deskpro 2000 Series of Personal Computers 2-7Deleting a Power-On PasswordTo delete the password, complete the following steps: 1. Turn on the

2-8 Compaq UtilitiesClearing the PasswordIf you do not know the power-on password, you may both clear and disable it by moving the jumperon the passwo

Compaq Deskpro 2000 Series of Personal Computers 2-92.2.2 QuickLock/QuickBlankThe QuickLock and QuickBlank features can disable the keyboard and mouse

2-10 Compaq Utilities2.3 Computer Checkup (TEST)Computer Checkup (TEST), the primary diagnostics utility, confirms whether the various computerdevice

Compaq Deskpro 2000 Series of Personal Computers 2-112.4 View System Information (INSPECT)Use View System Information (INSPECT) in the following inst

Contents iiiCONTENTSprefaceAbout this GuideSymbols and Conventions...

2-12 Compaq Utilities 3. When the print or save menu appears, use the arrow keys to move within the menus and selectthe desired items using the spac

Compaq Deskpro 2000 Series of Personal Computers 2-132.7 Exiting the Compaq Utilities MenuTo exit the Compaq Utilities menu, select the Exit option o

2-14 Compaq Utilities Hard drives Power supply ControllersIf POST finds an error in the system, an error condition is indicated by an audible and/or v

Compaq Deskpro 2000 Series of Personal Computers 2-152.11 Compaq Intelligent ManageabilityIntelligent Manageability combines innovative hardware tech

2-16 Compaq Utilities2.11.2 Fault ManagementFault Management features combine innovative hardware and software technology to prevent the lossof critic

Compaq Deskpro 2000 Series of Personal Computers 2-17If the monitor detects one of these conditions, the computer will send an alert over the network

2-18 Compaq Utilities QuickLock and QuickBlank can be set to lock the keyboard and/or blank the monitor screenwhen the PC goes into low power mode.Se

Compaq Deskpro 2000 Series of Personal Computers 2-19Upgrading Flash ROMTo upgrade the ROM after you receive an upgraded ROMPaq diskette, complete the

2-20 Compaq UtilitiesFailSafe Boot Block ROMThe FailSafe Boot Block ROM allows for system recovery in the unlikely event of a ROM flashfailure, for ex

Compaq Deskpro 2000 Series of Personal Computers 2-21The following table lists the various keyboard light combinations, as well as the meaning and act

iv Contents1.4.1 Front Panel Controls and LEDs ...1-141.4.2 Drive Positions...

2-22 Compaq UtilitiesRemote Security ManagementRemote Security Management allows the system administrator to safely set or modify securityfeatures on

Compaq Deskpro 2000 Series of Personal Computers 2-23Compaq Integrated SoftwareAdditional support software is available on the Support Software CD for

2-24 Compaq Utilities You can download the software from the Compaq World Wide Web site (www.compaq.com).✎Both the CD and the web site include The Loc

Compaq Deskpro 2000 Series of Personal Computers 2-25Compaq Insight Manager and the Insight Management AgentsUsing the industry-standard Simple Networ

2-26 Compaq UtilitiesSystems Management Partners ProgramIn addition to integrating Intelligent Manageability features with the PC LAN managementapplic

Compaq Deskpro 2000 Series of Personal Computers 2-272.12.2 Restoring Your Hard Drive in Windows 95If your hard drive has completely failed and you c

Compaq Deskpro 2000 Series of Personal Computers 3-1chapter 3ILLUSTRATED PARTS CATALOGThis chapter provides an illustrated parts breakdown and a refer

3-2 Illustrated Parts Catalog3.1 System UnitFigure 3-2. System Unit, Desktop

Compaq Deskpro 2000 Series of Personal Computers 3-3Table 3-1System Unit Spare Parts: DesktopDescriptionSpare PartNumberWarrantyTier 1. System unit c

3-4 Illustrated Parts CatalogFigure 3-3. System Unit, Minitower

Contents vchapter 3Illustrated Parts Catalog3.1 System Unit...

Compaq Deskpro 2000 Series of Personal Computers 3-5Table 3-2System Unit Spare Parts: MinitowerDescriptionSpare PartNumberWarrantyTier 1. J hood, min

3-6 Illustrated Parts Catalog3.2 Mass Storage DevicesFigure 3-4. Mass Storage Devices

Compaq Deskpro 2000 Series of Personal Computers 3-7Table 3-3Mass Storage DevicesDescription Spare Part Number Warranty Tier 1. 2.1 GB EIDE hard driv

3-8 Illustrated Parts Catalog3.3 CablesFigure 3-5. Cables

Compaq Deskpro 2000 Series of Personal Computers 3-9Table 3-4CablesDescription Spare Part Number Warranty Tier 1. Cable, diskette drive243084-001 A

3-10 Illustrated Parts Catalog3.4 Standard and Optional BoardsFigure 3-6. Optional Boards

Compaq Deskpro 2000 Series of Personal Computers 3-11Table 3-5Standard and Optional BoardsDescription Spare Part Number Warranty Tier 1. SDRAM memory

3-12 Illustrated Parts Catalog3.4 Standard and Optional Boards ContinuedFigure 3-7. System and Riser Boards

Compaq Deskpro 2000 Series of Personal Computers 3-13Table 3-5 continuedDescription Spare Part Number Warranty Tier29. Serial/Parallel interface boar

3-14 Illustrated Parts Catalog3.5 KeyboardsFigure 3-8. KeyboardTable 3-6KeyboardsDescription Spare Part Number Warranty Tier 1 Keyboard (Domestic)*16

vi Contents5.8.2 Outboard Expansion Board... 5-115.9 System Board Components...

Compaq Deskpro 2000 Series of Personal Computers 3-15Table 3-6 continuedDescription Spare Part Number Warranty Tier21. Keyboard (Portuguese)*166514-13

3-16 Illustrated Parts Catalog3.6 MonitorsFigure 3-9. Monitors

Compaq Deskpro 2000 Series of Personal Computers 3-17Table 3-7MonitorsDescription Spare Part Number Warranty Tier 1. Compaq 140 VGA Color Monitor (NA

3-18 Illustrated Parts CatalogTable 3-7 continuedDescription Spare Part Number Warranty Tier24. Compaq TFT500 15.1-inch Flat Panel (repair parts liste

Compaq Deskpro 2000 Series of Personal Computers 3-193.7 Miscellaneous Hardware KitFigure 3-10. Miscellaneous Hardware KitTable 3-8Miscellaneous Hard

3-20 Illustrated Parts Catalog3.8 Miscellaneous Plastics KitFigure 3-11. Miscellaneous Plastics Kit, DesktopsTable 3-9Miscellaneous Plastics Kit, Des

Compaq Deskpro 2000 Series of Personal Computers 3-21Figure 3-12. Miscellaneous Plastics Kit, MinitowersTable 3-10Miscellaneous Plastics Kit, Minitowe

3-22 Illustrated Parts Catalog3.9 Miscellaneous PartsFigure 3-13. Miscellaneous Metals Kit, DesktopsTable 3-11Miscellaneous Metals Kit, DesktopsDescri

Compaq Deskpro 2000 Series of Personal Computers 3-23Figure 3-14. Miscellaneous PartsTable 3-12Miscellaneous PartsDescription Spare Part Number Warran

3-24 Illustrated Parts CatalogFigure 3-15. Power Switch KitTable 3-13Power Switch KitDescription Spare Part Number Warranty TierPower switch kit, inc

Contents vii6.16 Front Bezel Assembly...6-256.16.1 Front Bezel...

Compaq Deskpro 2000 Series of Personal Computers 3-253.11 DocumentationTable 3-15DocumentationDescription Spare Part Number Warranty TierMaintenance &

3-26 Illustrated Parts Catalog3.12 SoftwareTable 3-16SoftwareDescription* Spare Part Number Warranty TierDiagnostics and Setup Diskettes for Commercia

Compaq Deskpro 2000 Series of Personal Computers 3-27Table 3-16 ContinuedDescription Spare Part Number Warranty TierDesktop management 3.0 Agents 2749

3-28 Illustrated Parts CatalogTable 3-16 ContinuedDescription* Spare Part Number Warranty TierRemote Service Drivers (Danish) 276068-081 DRemote Serv

Compaq Deskpro 2000 Series of Personal Computers 4-1chapter 4REMOVAL AND REPLACEMENTPRELIMINARIESThis chapter provides general service information for

4-2 Removal and Replacement Preliminaries4.1.2 Preventing Electrostatic Damage to EquipmentMany electronic components are sensitive to ESD. Circuitry

Compaq Deskpro 2000 Series of Personal Computers 4-34.1.4 Grounding WorkstationsTo prevent static damage at the workstation, use the following precaut

4-4 Removal and Replacement PreliminariesWrist straps and footwear straps providing one-megohm +/- 10% resistanceMaterial handling packagesCondu

Compaq Deskpro 2000 Series of Personal Computers 4-54.2.3 Cleaning the KeyboardFollow all safety precautions in Section 4.2.1 before cleaning the key

4-6 Removal and Replacement Preliminaries4.3 Service ConsiderationsListed below are some of the considerations that you should keep in mind during the