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HP Compaq dc5750 SFF, Hardware Reference Manual

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HP Compaq dc5750 SFF Hardware Reference Manual Download Page 8

Front Panel Components

Drive configuration may vary by model.

Table 1-1

  Front Panel Components

1

5.25-inch Optical Drive

1

7

3.5-inch Diskette Drive (optional)

2

2

Optical Drive Activity Light

8

Diskette Drive Activity Light (optional)

3

Optical Drive Eject Button

9

Diskette Eject Button (optional)

4

Dual-State Power Button

10

USB (Universal Serial Bus) 2.0 Ports

5

Hard Drive Activity Light

11

Microphone Connector

6

Power On Light

12

Headphone Connector

NOTE

An optical drive is a CD-ROM , CD-R/RW, DVD-ROM , DVD+R/RW, or CD-RW/DVD Combo drive.

The Power On Light is normally green when the power is on. If it is flashing red, there is a problem with the
computer and it is displaying a diagnostic code. Refer to the 

Troubleshooting Guide

 on the 

Documentation and

Diagnostics CD

 to interpret the code.

1

Some models have a bezel blank covering the 5.25-inch drive bay.

2

Some models have a bezel blank covering the 3.5-inch drive bay. An optional media card reader is
available from HP for this drive bay. You can also install a second SATA hard drive in this drive bay.

2

Chapter 1   Product Features

ENWW

Summary of Contents for Compaq dc5750 SFF

Page 1: ...Hardware Reference Guide dc5750 Small Form Factor Model HP Compaq Business PC ...

Page 2: ...ts and services Nothing herein should be construed as constituting an additional warranty HP shall not be liable for technical or editorial errors or omissions contained herein This document contains proprietary information that is protected by copyright No part of this document may be photocopied reproduced or translated to another language without the prior written consent of Hewlett Packard Com...

Page 3: ...manner indicates that failure to follow directions could result in bodily harm or loss of life CAUTION Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of information NOTE Text set off in this manner provides important supplemental information ENWW iii ...

Page 4: ...iv About This Book ENWW ...

Page 5: ...oving Bezel Blanks 13 Replacing the Front Bezel 14 Installing Additional Memory 15 DIMMs 15 DDR2 SDRAM DIMMs 15 Populating DIMM Sockets 16 Installing DIMMs 17 Removing or Installing an Expansion Card 20 Drive Positions 26 Installing and Removing Drives 27 Removing an Optical Drive 28 Installing an Optical Drive into the 5 25 inch External Drive Bay 29 Removing a Diskette Drive 32 Installing a Disk...

Page 6: ...ctrostatic Damage 51 Grounding Methods 51 Appendix E Computer Operating Guidelines Routine Care and Shipping Preparation Computer Operating Guidelines and Routine Care 53 Optical Drive Precautions 54 Operation 54 Cleaning 54 Safety 54 Shipping Preparation 54 Index 55 vi ENWW ...

Page 7: ...ity included on some computer models only Instructions for using the utility are provided in the Troubleshooting Guide on the Documentation and Diagnostics CD NOTE The Small Form Factor computer can also be used in a tower orientation For more information see the Using the Small Form Factor Computer in a Tower Orientation section in this guide Figure 1 1 Small Form Factor Configuration ENWW Standa...

Page 8: ...nector NOTE An optical drive is a CD ROM CD R RW DVD ROM DVD R RW or CD RW DVD Combo drive The Power On Light is normally green when the power is on If it is flashing red there is a problem with the computer and it is displaying a diagnostic code Refer to the Troubleshooting Guide on the Documentation and Diagnostics CD to interpret the code 1 Some models have a bezel blank covering the 5 25 inch ...

Page 9: ...ontroller is plugged into the PCIe x16 slot If a PCI graphics card is installed the connectors on the card and the system board may be used at the same time Some settings may need to be changed in Computer Setup to use both connectors For information about Boot Order refer to the Computer Setup F10 Utility Guide on the Documentation and Diagnostics CD The DVI D connector will only work with displa...

Page 10: ...t right up and down using the keyboard instead of the mouse 6 Ctrl Keys Used in combination with another key their effect depends on the application software you are using 7 Application Key1 Used like the right mouse button to open pop up menus in a Microsoft Office application May perform other functions in other software applications 8 Windows Logo Keys1 Used to open the Start menu in Microsoft ...

Page 11: ...pplications Shift Windows Logo Key m Undoes Minimize All Windows Logo Key e Launches My Computer Windows Logo Key f Launches Find Document Windows Logo Key Ctrl f Launches Find Computer Windows Logo Key F1 Launches Windows Help Windows Logo Key l Locks the computer if you are connected to a network domain or allows you to switch users if you are not connected to a network domain Windows Logo Key r...

Page 12: ...the software applications you are using Serial Number Location Each computer has a unique serial number and product ID number located on the left side of the computer Keep these numbers available for use when contacting customer service for assistance Figure 1 2 Serial Number and Product ID Location 6 Chapter 1 Product Features ENWW ...

Page 13: ...the power cord in a grounded earthed outlet that is easily accessible at all times To reduce the risk of serious injury read the Safety Comfort Guide It describes proper workstation setup posture and health and work habits for computer users and provides important electrical and mechanical safety information This guide is located on the Web at http www hp com ergo and on the Documentation and Diag...

Page 14: ...vices 4 Disconnect the power cord from the power outlet and disconnect any external devices 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 You must disconnect the power cord to avoid damage to the internal components of the computer 5 Remove the access panel 6 Remove the front bezel 7 Squeeze together...

Page 15: ... any security devices that were disengaged when the access panel was removed CAUTION Do not place the computer on its side without the tower stand The stand is required to prevent the computer from falling on its side and damaging the unit NOTE Ensure at least 10 2 centimeters 4 inches of space on all sides of the computer remains clear and free of obstructions ENWW Using the Small Form Factor Com...

Page 16: ... and disconnect any external devices 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 You must disconnect the power cord to avoid damage to the internal components of the computer 5 Push down on the button 1 to release the latch that secures the access panel to the computer chassis 6 Slide the access pa...

Page 17: ...ccess panel in the proper position on the chassis with about 1 3 cm 1 2 inch of the access panel hanging off the back of the computer and slide it into place Figure 2 3 Replacing the Computer Access Panel ENWW Replacing the Computer Access Panel 11 ...

Page 18: ...r outlet and disconnect any external devices 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 You must disconnect the power cord to avoid damage to the internal components of the computer 5 Remove the access panel 6 Press the green latch behind the upper right side of the bezel 1 and pull the right side...

Page 19: ...be removed before installing a drive To remove a bezel blank 1 Remove the front bezel 2 Push the two retaining tabs that hold the bezel blank in place towards the outer left edge of the bezel 1 and pull the bezel blank inwards to remove it 2 Figure 2 5 Removing a Bezel Blank 3 Replace the front bezel ENWW Removing Bezel Blanks 13 ...

Page 20: ...two hooks on the left side of the bezel into the rectangular holes on the chassis 1 then rotate the right side of the bezel onto the chassis 2 and snap it into place Figure 2 6 Replacing the Front Bezel 14 Chapter 2 Hardware Upgrades ENWW ...

Page 21: ...n a high performing dual channel mode DDR2 SDRAM DIMMs For proper system operation the DDR2 SDRAM DIMMs must be industry standard 240 pin unbuffered PC2 5300 667 MHz compliant 1 8 volt DDR2 SDRAM DIMMs The DDR2 SDRAM DIMMs must also support CAS latency 4 and 5 for DDR2 667 MHz contain the mandatory JEDEC SPD information In addition the computer supports 256Mbit 512Mbit and 1Gbit non ECC memory tec...

Page 22: ... populated in one or both pairs of sockets For example if the Channel A far socket and Channel B far socket the two black sockets both have 1024MB DIMMs installed the system will operate in dual channel mode If this system had two additional DIMMs added into the white sockets they could be a pair of 256MB 512MB or 1024MB DIMMs and the system would still operate in dual channel mode For purposes of...

Page 23: ...static Discharge When handling a memory module be careful not to touch any of the contacts Doing so may damage the module NOTE You must remove the optical drive to add or remove memory modules 1 Remove disengage any security devices that prohibit opening the computer 2 Remove all removable media such as diskettes or compact discs from the computer 3 Turn off the computer properly through the opera...

Page 24: ...d out the drive bay 2 NOTE Hold the front and back of the drive when lifting it out of the drive bay Figure 2 8 Removing the Optical Drive 10 Rotate the optical drive retainer to its upright position to access the memory module sockets Figure 2 9 Rotating Optical Drive Retainer Up 18 Chapter 2 Hardware Upgrades ENWW ...

Page 25: ...emory capacity of XMM3 and XMM2 must equal XMM1 if used Refer to Populating DIMM Sockets for more information 12 Push the module down into the socket ensuring that the module is fully inserted and properly seated Make sure the latches are in the closed position 3 13 Repeat steps 11 and 12 to install any additional modules 14 Replace the access panel 15 If the computer was on a stand replace the st...

Page 26: ...nsion card in the PCI Express x16 expansion slot To install an expansion card 1 Remove disengage any security devices that prohibit opening the computer 2 Remove all removable media such as diskettes or compact discs from the computer 3 Turn off the computer properly through the operating system then turn off any external devices 4 Disconnect the power cord from the power outlet and disconnect any...

Page 27: ...nsion socket on the system board and the corresponding expansion slot on the back of the computer chassis 8 Remove the slot cover retainer that secures the slot covers by lifting the retainer up then out and away from the chassis Figure 2 12 Removing the Expansion Slot Retainer ENWW Removing or Installing an Expansion Card 21 ...

Page 28: ...cant socket remove the appropriate expansion slot cover on the back of the chassis Pull the slot cover straight up then back toward the inside of the chassis Figure 2 13 Removing an Expansion Slot Cover NOTE Before removing an installed expansion card disconnect any cables that may be attached to the expansion card 22 Chapter 2 Hardware Upgrades ENWW ...

Page 29: ...2 14 Removing a Standard PCI Expansion Card c If your are removing a PCI Express x16 card pull the retention arm on the back of the expansion socket away from the card and carefully rock the card back and forth until the connectors pull free from the socket Pull the expansion card straight up from the socket then back toward the inside of the chassis to release it from the chassis frame Be sure no...

Page 30: ...o install a new expansion card hold the card just above the expansion socket on the system board then move the card toward the rear of the chassis so that the bracket on the card is aligned with the open slot on the rear of the chassis Press the card straight down into the expansion socket on the system board Figure 2 16 Installing an Expansion Card NOTE When installing an expansion card press fir...

Page 31: ... 15 Replace the access panel 16 If the computer was on a stand replace the stand 17 Reconnect the power cord and any external devices then turn on the computer 18 Lock any security devices that were disengaged when the access panel was removed 19 Reconfigure the computer if necessary Refer to the Computer Setup F10 Utility Guide on the Documentation and Diagnostics CD for instructions about using ...

Page 32: ...3 5 inch internal hard drive bay 1 You can install a diskette drive a media card reader or a second SATA hard drive in the external 3 5 inch bay To verify the type size and capacity of the storage devices installed in the computer run Computer Setup Refer to the Computer Setup F10 Utility Guide on the Documentation and Diagnostics CD for more information 26 Chapter 2 Hardware Upgrades ENWW ...

Page 33: ...guide screws are black M3 metric screws used for all other drives 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 turn off the computer and unplug the power cord Do not remove a drive while the computer is on or in standby mode Before handling a drive ensure that you are discharged of static electr...

Page 34: ...ting system then turn off any external devices 4 Disconnect the power cord from the power outlet and disconnect any external devices 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 You must disconnect the power cord to avoid damage to the internal components of the computer 5 If the computer is on a st...

Page 35: ...y devices that prohibit opening the computer 2 Remove all removable media such as diskettes or compact discs from the computer 3 Turn off the computer properly through the operating system then turn off any external devices 4 Disconnect the power cord from the power outlet and disconnect any external devices CAUTION Regardless of the power on state voltage is always present on the system board as ...

Page 36: ...e screws Longer screws can damage the internal components of the drive NOTE When replacing the drive transfer the four M3 metric guide screws from the old drive to the new one Figure 2 21 Installing Guide Screws in the Optical Drive 9 Align the guide screws on the drive with the slots on the chassis Slide the drive all the way down 1 then slide it forward 2 until it locks into place Figure 2 22 In...

Page 37: ...11 Connect the other end of the SATA data cable to the white system board connector labeled SATA1 12 Replace the access panel 13 If the computer was on a stand replace the stand 14 Reconnect the power cord and any external devices then turn on the computer 15 Lock any security devices that were disengaged when the access panel was removed The system automatically recognizes the drive and reconfigu...

Page 38: ... section Removing an Optical Drive to remove the optical drive and access the diskette drive 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 You must disconnect the power cord to avoid damage to the internal components of the computer 2 Disconnect the data cable 1 and power cable 2 from the back of the...

Page 39: ...f the drive down slightly 1 so that the top lips of the guide screws are not caught behind the metal frame then pull the drive out of the drive bay 2 Figure 2 26 Removing the Diskette Drive NOTE To replace the diskette drive reverse the removal procedure When replacing a drive transfer the four guide screws from the old drive to the new one ENWW Installing and Removing Drives 33 ...

Page 40: ... the system board as long as the system is plugged into an active AC outlet You must disconnect the power cord to avoid damage to the internal components of the computer 2 If necessary remove the bezel blank covering the 3 5 inch drive bay 3 Install two M3 metric guide screws in the lower holes on each side of the drive HP has provided four extra M3 metric guide screws on the front of the chassis ...

Page 41: ...he right side 1 and slide the left guide screws into the slots then the right guide screws into the slots 2 Figure 2 28 Installing a Diskette Drive 5 Slide the drive all the way down then slide it forward until it locks into place Figure 2 29 Installing a Diskette Drive ENWW Installing and Removing Drives 35 ...

Page 42: ...ther end of the data cable to the next available unpopulated SATA connector on the system board in the following order SATA0 SATA1 SATA3 SATA2 Ensure that a bezel blank is installed in the front bezel to cover the opening for the external 3 5 inch drive bay 7 Replace the optical drive 8 Replace the access panel 9 If the computer was on a stand replace the stand 10 Reconnect the power cord and any ...

Page 43: ...uide for easy reference The preinstalled 3 5 inch hard drive is located under the external drives To remove and replace the hard drive 1 Remove disengage any security devices that prohibit opening the computer 2 Remove all removable media such as diskettes or compact discs from the computer 3 Turn off the computer properly through the operating system then turn off any external devices 4 Disconnec...

Page 44: ...ack of the drive when lifting it out of the drive bay Figure 2 31 Removing the Optical Drive 9 Disconnect the power and data cables from the back of the diskette drive 10 Press down on the lever to the left of the diskette drive 1 slide the diskette drive back until it stops and lift it straight up 2 Figure 2 32 Disengaging the Diskette Drive 38 Chapter 2 Hardware Upgrades ENWW ...

Page 45: ...the drive bay 2 Figure 2 33 Removing the Diskette Drive 12 Disconnect the power cable 1 and data cable 2 from the back of the hard drive Figure 2 34 Disconnecting the Hard Drive Power Cable and Data Cable CAUTION Never crease or bend a SATA data cable tighter than a 30 mm 1 18 in radius A sharp bend can break the internal wires ENWW Installing and Removing Drives 39 ...

Page 46: ...5 Disengaging the Hard Drive 14 Tilt the left side of the hard drive down slightly 1 so that the top lips of the guide screws are not caught behind the metal frame then pull the drive out of the drive bay 2 Figure 2 36 Removing the Hard Drive 15 To install a hard drive reverse the above procedure 40 Chapter 2 Hardware Upgrades ENWW ...

Page 47: ...ld drive to the new one You will need a Torx T 15 screwdriver to remove and re install the guide screws HP has provided four extra 6 32 standard guide screws on the front of the chassis under the front bezel The 6 32 standard guide screws are silver If you replaced the primary hard drive use the Restore Plus CD set that you created when you initially set up the computer to restore the operating sy...

Page 48: ...42 Chapter 2 Hardware Upgrades ENWW ...

Page 49: ...ng Nonoperating 10 000 ft 30 000 ft 3048 m 9144 m NOTE Operating temperature is derated 1 0 C per 300 m 1000 ft to 3000 m 10 000 ft above sea level no direct sustained sunlight Maximum rate of change is 10 C Hr The upper limit may be limited by the type and number of options installed Heat Dissipation Maximum Typical idle 1260 BTU hr 315 BTU hr 317 kg cal hr 80 kg cal hr Power Supply Operating Vol...

Page 50: ...corrected power supply The power factor correction is present in the 230V operating mode only This allows the system to pass the CE mark requirements for use in the countries of the European Union This supply requires the use of an input voltage range select switch 44 Appendix A Specifications ENWW ...

Page 51: ...tings Static electricity can damage the electronic components of the computer or optional equipment Before beginning these procedures ensure that you are discharged of static electricity by briefly touching a grounded metal object NOTE The lifetime of the lithium battery can be extended by plugging the computer into a live AC wall socket The lithium battery is only used when the computer is NOT co...

Page 52: ...er on the system board complete the following instructions to replace the battery Type 1 a Lift the battery out of its holder Figure B 1 Removing a Coin Cell Battery Type 1 b Slide the replacement battery into position positive side up The battery holder automatically secures the battery in the proper position Type 2 a To release the battery from its holder squeeze the metal clamp that extends abo...

Page 53: ...tery Type 2 Type 3 a Pull back on the clip 1 that is holding the battery in place and remove the battery 2 b Insert the new battery and position the clip back into place Figure B 3 Removing a Coin Cell Battery Type 3 NOTE After the battery has been replaced use the following steps to complete this procedure 9 Replace the access panel 10 If the computer was on a stand replace the stand 11 Plug in t...

Page 54: ...special system setups using Computer Setup Refer to the Computer Setup F10 Utility Guide on the Documentation and Diagnostics CD 13 Lock any security devices that were disengaged when the access panel was removed 48 Appendix B Battery Replacement ENWW ...

Page 55: ...Management Guide on the Documentation and Diagnostics CD and the HP ProtectTools Security Manager Guide some models at http www hp com Installing a Security Lock The security locks displayed below and on the following page can be used to secure the computer Cable Lock Figure C 1 Installing a Cable Lock ENWW Installing a Security Lock 49 ...

Page 56: ...Padlock Figure C 2 Installing a Padlock 50 Appendix C External Security Devices ENWW ...

Page 57: ...everal methods for grounding Use one or more of the following methods when handling or installing electrostatic sensitive parts Use a wrist strap connected by a ground cord to a grounded workstation or computer chassis Wrist straps are flexible straps with a minimum of 1 megohm 10 percent resistance in the ground cords To provide proper ground wear the strap snug against the skin Use heelstraps to...

Page 58: ...52 Appendix D Electrostatic Discharge ENWW ...

Page 59: ...k computers on top of each other or place computers so near each other that they are subject to each other s re circulated or preheated air If the computer is to be operated within a separate enclosure intake and exhaust ventilation must be provided on the enclosure and the same operating guidelines listed above will still apply Keep liquids away from the computer and keyboard Never cover the vent...

Page 60: ...r and have it checked by an authorized HP service provider Shipping Preparation Follow these suggestions when preparing to ship the computer 1 Back up the hard drive files on PD discs tape cartridges CDs or diskettes Be sure that the backup media is not exposed to electrical or magnetic impulses while stored or in transit NOTE The hard drive locks automatically when the system power is turned off ...

Page 61: ...oftware 41 headphone connector 2 I installation guidelines 7 installing battery 45 diskette drive 34 drive cables 27 expansion card 20 guide screws 27 hard drive 37 memory 15 optical drive 29 restore software 41 security locks 49 K keyboard components 4 connector 3 L line in connector 3 line out connector 3 locks cable lock 49 padlock 50 M memory installing 15 populating sockets 16 specifications ...

Page 62: ...k 49 padlock 50 serial connector 3 serial number location 6 shipping preparation 54 specifications computer 43 memory 15 T tower orientation 8 U unlocking access panel 49 USB ports front panel 2 rear panel 3 V ventilation guidelines 53 W Windows Logo key 5 56 Index ENWW ...

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