Compaq dx2818 - Microtower PC Specifikace

Service Reference GuideHP Compaq dx2810 Microtower HP Compaq dx2810 Special Edition Microtower HP Compaq dx2818 Microtower HP Compaq dx2810 Small Form

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Installing Additional DrivesWhen installing additional drives, follow these guidelines:●The primary Serial ATA (SATA) hard drive must be connected to

System Board Drive ConnectionsRefer to the following illustration and table to identify the system board drive connectors.Figure 8-6 System Board Dri

Removing an Optical DriveCAUTION: All removable media should be taken out of a drive before removing the drive from thecomputer.To remove an optical d

6. Remove the two retainer screws that secure the drive to the bay (1) then slide the drive forwardand out of the bay (2).Figure 8-9 Removing a 5.25-

6. Rotate the drive cage all the way up.Figure 8-11 Rotating the Drive Cage Up7. Align the guide screw on the drive with the slot on the chassis. Sli

9. Push in the latch holding the drive cage upright (1) and lower the drive cage all the way down(2).Figure 8-13 Lowering the Drive Cage10. Connect t

NOTE: The 3.5-inch drive bay may contain a diskette drive or a media card reader.1. Prepare the computer for disassembly (Preparation for Disassembly

6. Remove the two retainer screws that secure the drive to the bay (1) then slide the drive forwardand out of the bay (2).Figure 8-17 Removing a 3.5-

7. Rotate the drive cage all the way up.Figure 8-18 Rotating the Drive Cage Up8. Slide the drive into the drive bay (1) until the two screw holes on

9. Push in the latch holding the drive cage upright (1) and lower the drive cage all the way down(2).Figure 8-20 Lowering the Drive Cage10. Connect t

1 Product FeaturesFront Panel ComponentsDrive configuration may vary by model.Figure 1-1 dx2810 Front Panel ComponentsTable 1-1 dx2810 Front Panel C

Removing an Internal 3.5-inch Hard DriveNOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive sothat you can

5. Rotate the drive cage all the way up.Figure 8-22 Rotating the Drive Cage Up6. Remove the two retainer screws that secure the drive to the bay (1)

Installing an Internal 3.5-inch Hard Drive1. Remove the old hard drive.2. Install the guide screw in the middle hole on the right side of the drive.NO

5. Push in the latch holding the drive cage upright and lower the drive cage all the way down.Figure 8-26 Lowering the Drive Cage6. Connect the power

MemoryThe computer comes with double data rate 2 synchronous dynamic random access memory (DDR2-SDRAM) dual inline memory modules (DIMMs).CAUTION: DDR

Populating DIMM SocketsThere are four DIMM sockets on the system board, with two sockets per channel. The sockets arelabeled DIMM1, DIMM2, DIMM3, and

and the remainder is assigned to single channel. For optimal speed, the channels should bebalanced so that the largest amount of memory is spread betw

WARNING! To reduce risk of personal injury from hot surfaces, allow the internal systemcomponents to cool before touching.5. Open both latches of the

8. Push in the latch holding the drive cage upright (1) and lower the drive cage all the way down(2).Figure 8-31 Lowering the Drive Cage9. Replace th

Removing or Installing an Expansion CardThe computer has two standard PCI expansion slots, one PCI Express x1 expansion slot, and one PCIExpress x16 e

Figure 1-2 dx2810 Special Edition Front Panel ComponentsTable 1-2 dx2810 Special Edition Front Panel Components1 5.25-inch Optical Drives16 Hard Dri

3. On the rear panel of the computer, lift the slot cover latch (1) and rotate slot cover up and awayfrom the slots (2).Figure 8-33 Releasing the Slo

b. If you are removing a PCI or PCI Express x1 card, hold the card at each end and carefullyrock it back and forth until the connectors pull free from

CAUTION: After removing an expansion card, you must replace it with a new card or expansionslot cover for proper cooling of internal components during

9. Connect external cables to the installed card, if needed. Connect internal cables to the systemboard, if needed.10. Replace the computer access pan

Front I/O Device1. Prepare the computer for disassembly (Preparation for Disassembly on page 83).2. Remove the access panel (Access Panel on page 84).

Power Switch Assembly1. Prepare the computer for disassembly (Preparation for Disassembly on page 83).2. Remove the access panel (Access Panel on page

Speaker1. Prepare the computer for disassembly (Preparation for Disassembly on page 83).2. Remove the access panel (Access Panel on page 84).3. Remove

Heatsink1. Prepare the computer for disassembly (Preparation for Disassembly on page 83).2. Remove the access panel (Access Panel on page 84).3. Unplu

Processor1. Prepare the computer for disassembly (Preparation for Disassembly on page 83).2. Remove the access panel (Access Panel on page 84).3. Remo

5. Go to step 7.6. If using a new heatsink, remove the protective covering from the bottom of the heatsink and placeit in position atop the processor.

Rear Panel ComponentsFigure 1-3 dx2810 Rear Panel ComponentsTable 1-3 dx2810 Rear Panel Components1 Power Cord Connector 7 Line-Out Connector for po

7. Remove the three screws that secure the power supply to the back of the chassis.8. Remove the screw that secures the power supply to the base of th

System Board1. Prepare the computer for disassembly (Preparation for Disassembly on page 83).2. Remove the access panel (Access Panel on page 84).3. R

BatteryThe battery that comes with your computer provides power to the real-time clock and has a lifetime ofabout three years. When replacing the batt

Type 1 Battery Holder1. Lift the battery out of its holder.2. Slide the replacement battery into position, positive side up.3. The battery holder auto

4. Plug in the computer and turn on power to the computer.5. Reset the date and time, your passwords, and any special system setups, using Computer Se

Installing a Security LockThe security locks displayed below and on the following page can be used to secure the computer.Cable LockFigure 8-39 Insta

HP Business PC Security Lock1. Fasten the security cable by looping it around a stationary object.Figure 8-41 Securing the Cable to a Fixed Object2.

3. Remove the left screw that secures the computer access panel to the chassis and screw the lockto the chassis using the screw provided.Figure 8-43

A Connector Pin AssignmentsThis appendix contains the pin assignments for many computer and workstation connectors. Some ofthese connectors may not be

Parallel InterfaceConnector and IconPin Signal Pin Signal1234StrobeData Bit 0Data Bit 1Data Bit 2 10111213AcknowledgeBusyPaper EndSelect5678Data Bi

Figure 1-4 dx2810 Special Edition Rear Panel ComponentsTable 1-4 dx2810 Special Edition Rear Panel Components1 Power Cord Connector 7 Microphone Con

USBConnector and Icon Pin Signal1234+5 VDC- Data+ DataGroundMicrophoneConnector and Icon (1/8” miniphone) Pin Signal1231 (Tip)2 (Ring)3 (Shield)Audio_

MonitorConnector and IconPin Signal Pin Signal1234Red AnalogGreen AnalogBlue AnalogNot used 9101112+5V (fused)GroundNot usedDDC Serial Data5678Grou

PCI Expressx1, x4, x8, and x16 PCI Express ConnectorPin APinSignal PinSignal PinSignal Pin Signal PinSignal12345PRSNT1+12V+12VGNDJTAG2678910JTAG3JTAG4

PCI Expressx1, x4, x8, and x16 PCI Express ConnectorPin BPinSignal PinSignal PinSignal PinSignal PinSignal12345+12V+12VRSVDGNDSMCLK678910SMDATGND+3.3

4-Pin Power (for CPU)Connector and Icon Pin Signal1234GNDGND+12V CPU-12V CPU134 Appendix A Connector Pin Assignments

B Power Cord Set RequirementsThe power supplies on some computers have external power switches. The voltage select switch featureon the computer permi

Country-Specific RequirementsAdditional requirements specific to a country are shown in parentheses and explained below.CountryAccrediting Agency Co

C TroubleshootingSafety and ComfortWARNING! Misuse of the computer or failure to establish a safe and comfortable work environmentmay result in discom

To assist you in resolving problems online, HP Instant Support Professional Edition provides you withself-solve diagnostics. If you need to contact HP

●If you have installed an operating system other than the factory-installed operating system, checkto be sure that it is supported on the system.●If t

KeyboardFigure 1-5 Keyboard ComponentsTable 1-5 Keyboard Components1 Function Keys Perform special functions depending on the software applicationbe

Computer will not respond to USB keyboard or mouse.CauseSolutionSystem has locked up. Restart computer.Keyboard or mouse is not connected to computer.

Poor performance is experienced.CauseSolutionHard drive fragmented. Defragment hard drive.Program previously accessed did not releasereserved memory b

Blank screen (no video).CauseSolutionYou are using a fixed-sync monitor and it will notsync at the resolution chosen.Be sure that the monitor can acce

A new device is not recognized as part of the system.CauseSolutionA plug and play board may not automaticallyconfigure when added if the default confi

Activity Beeps Possible Cause Recommended ActionGreen Power LEDflashes every twoseconds.None Computer inSuspend to RAMmode (some modelsonly) or normal

Activity Beeps Possible Cause Recommended ActionRed Power LED flasheseight times, once everysecond, followed by atwo second pause.Beeps stop after fif

D SpecificationsMicrotowerTable D-1 SpecificationsDesktop DimensionsHeightWidthDepth15.12 in7.26 in15.83 in384 mm184.5 mm402 mmApproximate Weight 18.

Power SupplyOperating Voltage Range (standard PS)Operating Voltage Range (85 plus PS)Rated Voltage Range (standard PS)Rated Voltage Range (85 plus PS)

Power SupplyOperating Voltage Range1Rated Voltage RangeRated Line Frequency115V90-140 VAC100-127 VAC50-60 Hz230V180-264 VAC200-240 VAC50-60 HzPower Ou

IndexSymbols/Numerics24-pin power pinassignments 1314-pin power pin assignments 134Aaccess panelMT removal andreplacement 38SFF removal andreplacement

Using the Windows Logo KeyUse the Windows Logo key in combination with other keys to perform certain functions available in theWindows operating syste

Ggrounding methods 29Hhard driveproper handling 34SATA characteristics 24hard drive, MTinstalling 63removing 60hard drive, SFFinstalling 102removing 1

power switch assemblySFF removal andreplacement 115power switch/LEDMT removal andreplacement 67preparation for disassembly 37processorMT removal andre

Ttamper-proof screwstool 34temperature control 31tools, servicing 33Torx T15 screwdriver 33UUSB pin assignments 130USB portsfront panel 1, 2rear pane

Serial Number LocationEach computer has a unique serial number and product ID number that are located on the top of thecomputer. Keep these numbers av

2 Installing and Customizing the SoftwareNOTE: If the computer was shipped with Windows Vista loaded, you will be prompted to register thecomputer wit

backups of Windows, all applications, and all data files. Backups can be scheduled to occurautomatically at designated intervals, or they can be initi

© Copyright 2009 Hewlett-PackardDevelopment Company, L.P. Theinformation contained herein is subject tochange without notice.Microsoft and Windows are

3 Computer Setup (F10) UtilityComputer Setup (F10) UtilitiesUse Computer Setup (F10) Utility to do the following:●Change factory default settings.●Set

Use the arrow keys to select the appropriate heading, then press Enter. Use the arrow (up anddown) keys to select the option you want, then press Ente

1st Drive2nd Drive3rd Drive4th DriveFor each, allows you to:●(view only)◦Capacity (Size - HDD only)◦Transfer Mode●Smart Support - run HDD self-test fo

PS/2 Mouse Allows you to set:●Disabled●Enabled●Auto DetectInternal Speaker Allows you to set the internal speaker to:●Disabled●EnabledSupervisorPasswo

Computer Setup—PowerNOTE: Support for specific Computer Setup options may vary depending on the hardwareconfiguration.Table 3-3 Computer Setup—PowerO

Computer Setup—BootNOTE: Support for specific Computer Setup options may vary depending on the hardwareconfiguration.Table 3-4 Computer Setup—BootOpt

Computer Setup—ExitNOTE: Support for specific Computer Setup options may vary depending on the hardwareconfiguration.Table 3-5 Computer Setup—ExitOpt

4 Computer Diagnostic FeaturesHP Insight DiagnosticsNOTE: HP Insight Diagnostics is included on CD with some computer models only.The HP Insight Diagn

NOTE: It is recommended that you accept the assigned default keyboard for your languageunless you want to test your specific keyboard.5. In the End Us

Attachment (SATA), and serial attached SCSI (SAS) disk drives that are attached to Smart Arraycontrollers and select MSA controllers configured as par

About This BookWARNING! Text set off in this manner indicates that failure to follow directions could result in bodilyharm or loss of life.CAUTION: Te

For each test type, there are two test modes to choose from:●Interactive Mode—Provides maximum control over the testing process. The diagnostic softwa

Log TabThe Log tab contains a Test Log tab and an Error Log tab.The Test Log displays all tests that have been executed, the number of times of execut

NOTE: Do not remove the USB key until you see a message indicating that the html file has beenwritten to the media.5. Print the information from the s

HP Backup and Recovery ManagerThe HP Backup and Recovery Manager is an easy-to-use, versatile application that allows you to backup and recover the pr

5 Serial ATA (SATA) Drive Guidelines andFeaturesNOTE: HP only supports the use of SATA hard drives on these models of computer. No Parallel ATA(PATA)

SMART ATA DrivesThe Self Monitoring Analysis and Recording Technology (SMART) ATA drives for the HP PersonalComputers have built-in drive failure pred

6 Identifying the Chassis, Routine Care,and Disassembly PreparationThis chapter provides general service information for the computer. Adherence to th

Figure 6-2 Model dx2810 Special EditionFigure 6-3 Model dx2818Chassis Designations 27

Small Form Factor (SFF)Figure 6-4 Model dx2810Electrostatic Discharge InformationA sudden discharge of static electricity from your finger or other c

Removing DIPs* from vinyl trayRemoving DIPs* from StyrofoamRemoving bubble pack from PCBPacking PCBs in foam-lined box2,000 V3,500 V7,000 V5,000 V4,00

iv About This Book

Grounding the Work AreaTo prevent static damage at the work area, use the following precautions:●Cover the work surface with approved static-dissipati

Operating GuidelinesTo prevent overheating and to help prolong the life of the computer:●Keep the computer away from excessive moisture, direct sunlig

Routine CareGeneral Cleaning Safety Precautions1. Never use solvents or flammable solutions to clean the computer.2. Never immerse any parts in water

●If you remove a key, use a specially designed key puller to prevent damage to the keys. This toolis available through many electronic supply outlets.

●Diagnostics software●HP tamper-resistant T-15 wrench (Smart Cover FailSafe Key, PN 166527-001) or HP tamper-resistant bits (Smart Cover FailSafe Key,

Lithium Coin Cell BatteryThe battery that comes with the computer provides power to the real-time clock and has a minimumlifetime of about three years

7 Removal and Replacement ProceduresMicrotower (MT) ChassisAdherence to the procedures and precautions described in this chapter is essential for prop

Figure 7-2 Serial Number and Product ID Location – dx2818Preparation for Disassembly1. Close any open software applications.2. Exit the operating sys

Access PanelNOTE: The appearance of the power supply varies based on model.1. Prepare the computer for disassembly (Preparation for Disassembly on pag

Front Bezel1. Prepare the computer for disassembly (Preparation for Disassembly on page 37).2. Remove the access panel (Access Panel on page 38).3. Pr

Table of contents1 Product FeaturesFront Panel Components ...

Bezel BlanksOn some models, there are bezel blanks covering the 3.5-inch and 5.25-inch external drive bays thatneed to be removed before installing a

MemoryThe computer comes with double data rate 2 synchronous dynamic random access memory (DDR2-SDRAM) dual inline memory modules (DIMMs).CAUTION: DDR

Populating DIMM SocketsThere are four DIMM sockets on the system board, with two sockets per channel. The sockets arelabeled XMM1, XMM2, XMM3, and XMM

and the remainder is assigned to single channel. For optimal speed, the channels should bebalanced so that the largest amount of memory is spread betw

4. Open both latches of the memory module socket (1), and insert the memory module into thesocket (2).Figure 7-8 Installing a DIMMNOTE: A memory modu

Expansion CardsThe computer has two standard PCI expansion slots, one PCI Express x1 expansion slot, and one PCIExpress x16 expansion slot. The expans

4. On the rear of the computer, a slot cover lock secures the expansion card brackets in place.Remove the screw from the slot cover lock then slide th

b. If you are removing a PCI or PCI Express x1 card, hold the card at each end and carefullyrock it back and forth until the connectors pull free from

CAUTION: After removing an expansion card, you must replace it with a new card or expansionslot cover for proper cooling of internal components during

11. Replace the computer access panel.12. Reconnect the power cord and any external devices, then turn on the computer.13. Lock any security devices t

Protecting the Software ... 22HP Ba

Cable ConnectionsSystem board connectors are color-coded to make it easier to find the proper connection.Connector NameConnector Color DescriptionATXP

DrivesDrive PositionsNOTE: The appearance of the front bezel may vary.Figure 7-16 Drive Positions1 Two 5.25-inch external drive bays for optional dri

Installing Additional DrivesWhen installing additional drives, follow these guidelines:●The primary Serial ATA (SATA) hard drive must be connected to

CAUTION: To prevent loss of work and damage to the computer or drive:If you are inserting or removing a drive, shut down the operating system properly

System Board Drive ConnectionsRefer to the following illustration and table to identify the system board drive connectors.Figure 7-18 System Board Dr

Removing an Optical DriveCAUTION: All removable media should be taken out of a drive before removing the drive from thecomputer.To remove an optical d

Installing an Optical Drive into the 5.25-inch Drive BayTo install an optional 5.25-inch optical drive:1. Prepare the computer for disassembly (Prepar

9. Connect the power cable (1) and data cable (2) to the rear of the optical drive.Figure 7-22 Connecting the Power and Data Cables10. Replace the fr

4. Disconnect the data cable (1) and power cable (2) from the rear of the drive.Figure 7-23 Disconnecting the Diskette Drive Cables5. Remove the two

Installing a Drive into the 3.5-inch External Drive BayThe 3.5-inch external drive bay on the front of the computer can be configured with a media car

DDR2-SDRAM DIMMs ... 41Populating DIMM Sockets ...

NOTE: Refer to System Board Drive Connections on page 54 for an illustration of the systemboard drive connectors.9. Replace the front bezel and access

4. Push down the latch on the side of the hard drive cage (1), then slide the hard drive cage awayfrom the bottom of the chassis (2) as shown below.Fi

6. Disconnect the power cable (1) and data cable (2) from the back of the hard drive.Figure 7-29 Disconnecting the Hard Drive Cables7. Remove the fou

Installing an Internal 3.5-inch Hard Drive1. Remove the hard drive cage and, if necessary, the existing hard drive.2. Slide the new drive into the har

3. Connect the power cable (1) and data cable (2) to the back of the hard drive.Figure 7-32 Connecting the Hard Drive CablesCAUTION: Never crease or

5. Attach the two screws that secure the hard drive cage to the chassis.Figure 7-34 Securing the Hard Drive Cage6. If installing a new drive, connect

Front I/O and USB Panel Housing Assembly1. Prepare the computer for disassembly (Preparation for Disassembly on page 37).2. Remove the access panel (A

Power Switch/LED Assembly1. Prepare the computer for disassembly (Preparation for Disassembly on page 37).2. Remove the access panel (Access Panel on

System Fan1. Prepare the computer for disassembly (Preparation for Disassembly on page 37).2. Remove the access panel (Access Panel on page 38).3. Lay

Heatsink assembly1. Prepare the computer for disassembly (Preparation for Disassembly on page 37).2. Remove the access panel (Access Panel on page 38)

Installing Additional Drives ... 90System Board Drive Co

Processor1. Prepare the computer for disassembly (Preparation for Disassembly on page 37).2. Remove the access panel (Access Panel on page 38).3. Lay

5. Go to step 7.6. If using a new heatsink, remove the protective covering from the bottom of the heatsink and placeit in position atop the processor.

5. Remove the four screws that secure the power supply to the chassis.72 Chapter 7 Removal and Replacement Procedures Microtower (MT) Chassis

6. Press the release latch on the chassis base, and then lift up the rear of the power supply todisengage it from the chassis.7. Slide the power suppl

7. Disconnect all cables from the system board.8. Remove the eight screws that secure the system board to the chassis.9. Slide the system board toward

BatteryThe battery that comes with your computer provides power to the real-time clock and has a lifetime ofabout three years. When replacing the batt

Type 1 Battery Holder1. Lift the battery out of its holder.2. Slide the replacement battery into position, positive side up.3. The battery holder auto

4. Plug in the computer and turn on power to the computer.5. Reset the date and time, your passwords, and any special system setups, using Computer Se

Installing a Security LockThe security locks displayed below and on the following pages can be used to secure the computer.Cable LockFigure 7-35 Inst

HP Business PC Security Lock1. Fasten the security cable by looping it around a stationary object.Figure 7-37 Securing the Cable to a Fixed Object2.

PCI Express ... 132P

3. Screw the lock to the chassis using the screw provided.Figure 7-39 Attaching the Lock to the Chassis4. Insert the plug end of the security cable i

Hood SensorIf the access panel is removed while there is still power to the computer, the hood sensor will cause thesystem to stop and display the Err

Port CoverTo install the port cover, slide the bottom half of the cover onto the chassis (1), then slide the top halfof the cover onto the chassis at

8 Removal and Replacement ProceduresSmall Form Factor (SFF) ChassisAdherence to the procedures and precautions described in this chapter is essential

Access Panel1. Prepare the computer for disassembly (Preparation for Disassembly on page 83).2. Remove the thumbscrews that secure the access panel to

Front Bezel1. Prepare the computer for disassembly (Preparation for Disassembly on page 83).2. Remove the access panel (Access Panel on page 84).3. To

Bezel Blanks1. Prepare the computer for disassembly (Preparation for Disassembly on page 83).2. Remove the access panel (Access Panel on page 84).3. R

Cable ManagementThe Small Form Factor chassis is a very compact computer and proper routing of the internal cables iscritical to the operation of the

Cable ConnectionsSystem board connectors are color-coded to make it easier to find the proper connection.CableTo Cable DesignatorPower Supply Main pow

DrivesA Torx T-15 screwdriver is needed to remove and install the guide screws on a drive.Drive PositionsFigure 8-4 Drive Positions1 3.5-inch externa