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2.

Disconnect the drive cables, as indicated in the following illustrations:

a.

If you are removing a diskette drive, disconnect the data cable (1) and power cable (2) from
the back of the drive.

Figure 2-23

Disconnecting the Diskette Drive Cables

b.

If you are removing a media card reader, disconnect the USB cable from the PCI card.

Figure 2-24

Disconnecting the Media Card Reader Cable

32

Chapter 2 Hardware Upgrades

ENWW

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Summary of Contents for Compaq dc7700 Series

Page 1: ...Hardware Reference Guide dc7700 Series Small Form Factor Model HP Compaq Business PC ...

Page 2: ...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 Compan...

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: ...e Key to Remove the Smart Cover Lock 11 Removing the Computer Cover 13 Replacing the Computer Cover 14 Installing Additional Memory 15 DIMMs 15 DDR2 SDRAM DIMMs 15 Populating DIMM Sockets 16 Installing DIMMs 17 Removing or Installing an Expansion Card 19 Drive Positions 24 Installing and Removing Drives 25 Removing an Optical Drive 26 Installing an Optical Drive into the 5 25 inch Drive Bay 28 Rem...

Page 6: ... Preventing Electrostatic Damage 49 Grounding Methods 49 Appendix E Computer Operating Guidelines Routine Care and Shipping Preparation Computer Operating Guidelines and Routine Care 51 Optical Drive Precautions 52 Operation 52 Cleaning 52 Safety 52 Shipping Preparation 52 Index 53 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: ...e2 8 Hard Drive Activity Light 4 Optical Drive Eject Button 9 Power On Light 5 Microphone Connector 10 Dual State Power Button NOTE An optical drive is a CD ROM CD R RW DVD ROM DVD R RW or CD RW DVD Combo drive 1 Some models are configured with a diskette drive in the external 3 5 inch drive bay Other models have a bezel blank covering this bay 2 Some models are configured with a bezel blank cover...

Page 9: ...tivity Light 5 CompactFlash I II CompactFlash Card Type 1 CompactFlash Card Type 2 MicroDrive 3 SD MMC miniSD Secure Digital Card SD MiniSD MultiMediaCard MMC Reduced Size MultiMediaCard RS MMC MultiMediaCard 4 0 Mobile Plus Reduced Size MultiMediaCard 4 0 MMC Mobile MMC Micro adapter required MicroSD T Flash adapter required 6 MS PRO MS PRO DUO Memory Stick MS MagicGate Memory Stick MG MagicGate ...

Page 10: ...d number of connectors may vary by model The monitor connector on the system board is inactive when a PCI Express graphics card is installed in the computer 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 Comput...

Page 11: ... move left 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 M...

Page 12: ...ns 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 Launches...

Page 13: ...ons you are using Serial Number Location Each computer has a unique serial number located on the left side of the computer 1 and a product ID number located on the top cover of the computer 2 Keep these numbers available for use when contacting customer service for assistance Figure 1 2 Serial Number and Product ID Location ENWW Special Mouse Functions 7 ...

Page 14: ...8 Chapter 1 Product Features ENWW ...

Page 15: ...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 16: ...d the computer up on its right side as shown in the illustration below NOTE Ensure at least 10 2 centimeters 4 inches of space on all sides of the computer remains clear and free of obstructions Figure 2 1 Changing from Desktop to Tower Orientation NOTE To further stabilize the computer in a tower orientation you can purchase a tower stand from HP 10 Chapter 2 Hardware Upgrades ENWW ...

Page 17: ... or service provider Order PN 166527 001 for the wrench style key or PN 166527 002 for the screwdriver bit key Refer to the HP Web site http www hp com for ordering information Call the appropriate number listed in the warranty or in the Support Telephone Numbers guide on the Documentation and Diagnostics CD Using the Smart Cover FailSafe Key to Remove the Smart Cover Lock To open the computer cov...

Page 18: ... up and back 2 to free the Smart Cover Lock from the chassis Figure 2 2 Removing the Smart Cover Lock Screw 8 Remove the computer cover To reattach the Smart Cover Lock secure the lock in place with the tamper proof screw 12 Chapter 2 Hardware Upgrades ENWW ...

Page 19: ...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 stand remove the computer from the stand 6 Press the buttons on the left and right sides of the computer 1 then slide the computer cover forward until it stops 2 and lift it up and off the chassis Figure 2 3 Removing the Computer ...

Page 20: ...uter Cover Align the tabs on the panel with the slots on the chassis then slide the cover all the way onto the chassis until it locks into place Figure 2 4 Replacing the Computer Cover 14 Chapter 2 Hardware Upgrades ENWW ...

Page 21: ...or proper system operation the DDR2 SDRAM DIMMs must be industry standard 240 pin unbuffered PC2 4300 533 MHz compliant PC2 5300 667 MHz compliant or PC2 6400 800 MHz compliant 1 8 volt DDR2 SDRAM DIMMs The DDR2 SDRAM DIMMs must also support CAS latency 4 DDR2 533 MHz and DDR2 667 MHz and CAS latency 5 DDR2 667 MHz and DDR2 800 MHz contain the mandatory JEDEC SPD information In addition the comput...

Page 22: ...the DIMMs in Channel A is equal to the total memory capacity of the DIMMs in Channel B The technology and device width can vary between the channels For example if Channel A is populated with two 256MB DIMMs and Channel B is populated with one 512MB DIMM the system will operate in dual channel mode The system will operate in flex mode if the total memory capacity of the DIMMs in Channel A is not e...

Page 23: ...procedures ensure that you are discharged of static electricity by briefly touching a grounded metal object For more information refer to Appendix D Electrostatic Discharge When handling a memory module be careful not to touch any of the contacts Doing so may damage the module 1 Remove disengage any security devices that prohibit opening the computer 2 Remove all removable media such as diskettes ...

Page 24: ...efer to Populating DIMM Sockets for more information 9 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 10 Repeat steps 8 and 9 to install any additional modules 11 Replace the computer cover 12 If the computer was on a stand replace the stand 13 Reconnect the power cord and turn on the computer 1...

Page 25: ...lot is inaccessible Figure 2 7 Expansion Slot Locations Item Description 1 PCI expansion slot 2 PCI expansion slot 3 PCI Express x16 expansion slot 4 PCI Express x1 expansion slot NOTE You can install a PCI Express x1 x4 x8 or x16 expansion 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...

Page 26: ...ween the DIMM sockets If the LED is illuminated the system still has power Turn off the computer and remove the power cord before proceeding 7 Locate the correct vacant expansion socket on the system board and the corresponding expansion slot on the back of the computer chassis 8 Release the slot cover retention latch that secures the PCI slot covers by lifting the green tab on the latch and rotat...

Page 27: ...ion card a If you are installing an expansion card in a vacant socket remove the appropriate expansion slot cover on the back of the chassis Pull the slot cover straight up then away from the inside of the chassis Figure 2 9 Removing an Expansion Slot Cover ENWW Removing or Installing an Expansion Card 21 ...

Page 28: ...Figure 2 10 Removing a Standard PCI Expansion Card c If you 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 away from the inside of the chassis to release it from the chassis frame Be sur...

Page 29: ... card press firmly on the card so that the whole connector seats properly in the expansion card slot 13 Rotate the slot cover retention latch back in place to secure the expansion card 14 Connect external cables to the installed card if needed Connect internal cables to the system board if needed 15 Replace the computer cover 16 If the computer was on a stand replace the stand 17 Reconnect the pow...

Page 30: ...0189 001 If the computer has a media card reader or a 3 5 inch device other than a diskette drive or hard drive it will be configured with an optional device drive bezel PN 358796 001 If the 3 5 inch drive bay is empty or contains a hard drive then a bezel blank PN 358797 001 will be installed on the computer instead To verify the type size and capacity of the storage devices installed in the comp...

Page 31: ... 6 32 standard screws All other drives use M3 metric screws The HP supplied metric screws are black and the HP supplied standard screws are silver 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 After removing the computer cover look for the LED on th...

Page 32: ...e 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 stand remove the computer from the stand 6 Remove the computer cover CAUTION After r...

Page 33: ...rive Figure 2 15 Disconnecting the Power and Data Cables 9 Rotate the drive cage back down to its normal position CAUTION Be careful not to pinch any cables or wires when rotating the drive cage down Figure 2 16 Rotating the Drive Cage Down ENWW Installing and Removing Drives 27 ...

Page 34: ...uch 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 long as the system is plugged into an active AC outlet You must disconnect ...

Page 35: ...crews 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 18 Installing Guide Screws in the Optical Drive 8 Position the guide screws on the drive into the J slots in the drive bay 1 Then slide the drive toward the rear of the computer 2 until it locks into place Figure 2 19 ...

Page 36: ...he data cable from being pinched by the drive cage when raising or lowering it One is located on the clutch base to the right of the drive cage The other is located on the bottom side of the drive cage Ensure that the data cable is routed through these guides before connecting it to the optical drive 12 Connect the power cable 1 and data cable 2 to the rear of the optical drive Figure 2 21 Connect...

Page 37: ...of a drive before removing the drive from the computer NOTE The 3 5 inch drive bay may contain a diskette drive or a media card reader The 3 5 inch drive is located underneath the optical drive You must remove the optical drive before removing the external 3 5 inch drive 1 Follow the procedure in the above section Removing an Optical Drive to remove the optical drive and access the 3 5 inch drive ...

Page 38: ...e drive disconnect the data cable 1 and power cable 2 from the back of the drive Figure 2 23 Disconnecting the Diskette Drive Cables b If you are removing a media card reader disconnect the USB cable from the PCI card Figure 2 24 Disconnecting the Media Card Reader Cable 32 Chapter 2 Hardware Upgrades ENWW ...

Page 39: ...op of the drive cage 1 As the drive rises it automatically slides forward until it is free from the drive cage 2 Figure 2 26 Removing a 3 5 inch Drive Diskette Drive shown NOTE To replace the 3 5 inch drive reverse the removal procedure making sure you slide the front guide screws into the cage first then rotate the rear of the drive down and slide it back until it locks into position When replaci...

Page 40: ...nstalled in the front of the chassis under the computer cover The hard drive uses 6 32 standard screws All other drives use M3 metric screws The HP supplied M3 metric screws are black and the HP supplied 6 32 standard screws are silver 1 Follow the procedure described in the Removing an Optical Drive section to remove the optical drive and access the 3 5 inch drive bay CAUTION Ensure that the comp...

Page 41: ...her end of the data cable to the connector on the system board labeled FLOPPY P10 b If installing a second hard drive connect the power and data cables to the rear of the drive and connect the other end of the data cable to the next available unpopulated SATA connector on the system board by following the numbered sequence of the connectors c If installing a media card reader install the PCI card ...

Page 42: ...OTE The type of bezel you need will depend on the type of drive you plan to install If you are installing a diskette drive you must install a diskette drive bezel PN 360189 001 If you are installing a hard drive you must install a bezel blank PN 358797 001 If you are installing a 3 5 inch drive other than a diskette drive or hard drive such as a media card reader you must install the 3 5 inch opti...

Page 43: ...for easy reference The preinstalled 3 5 inch hard drive is located under the power supply 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 Disconnect the po...

Page 44: ...drives to its upright position Figure 2 31 Rotating the Drive Cage Up 8 Remove the security clip if installed that secures the rear chassis wall to the power supply Figure 2 32 Removing the Security Clip 38 Chapter 2 Hardware Upgrades ENWW ...

Page 45: ... the drive cage carefully route all cables around the Smart Cover Lock assembly as you raise the power supply to avoid damage to the cables or lock Figure 2 33 Raising the Power Supply Cage 10 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 ENWW Installing and Removing Drives 39 ...

Page 46: ...her end of the data cable to the next available unpopulated SATA connector on the system board by following the numbered sequence of the connectors When replacing the hard drive transfer the four screws from the old drive to the new one The screws take the place of drive rails You will need a Torx T 15 screwdriver to remove and re install the guide screws HP has provided four extra 6 32 standard g...

Page 47: ... Maximum Altitude unpressurized Operating 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 340 BTU hr 318 kg cal hr ...

Page 48: ...factor corrected power supply This allows the system to pass the CE mark requirements for use in the countries of the European Union The active power factor corrected power supply also has the added benefit of not requiring an input voltage range select switch 42 Appendix A Specifications ENWW ...

Page 49: ...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 50: ...e necessary to remove an internal component to gain access to the battery 8 Depending on the type of battery holder 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 batter...

Page 51: ...ery 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 computer cover 10 If the computer was on a stand replace the stand 11 Plug in ...

Page 52: ...pecial 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 computer cover was removed 46 Appendix B Battery Replacement ENWW ...

Page 53: ...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 47 ...

Page 54: ...Padlock Figure C 2 Installing a Padlock 48 Appendix C External Security Devices ENWW ...

Page 55: ...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 56: ...50 Appendix D Electrostatic Discharge ENWW ...

Page 57: ...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 58: ...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 59: ... 2 I installation guidelines 9 installing battery 43 diskette drive 34 drive cables 25 expansion card 19 guide screws 25 hard drive 37 media card reader 34 memory 15 optical drive 28 restore software 40 security locks 47 K keyboard components 5 connector 4 L line in connector 4 line out connector 4 locks cable lock 47 padlock 48 Smart Cover Lock 11 M media card reader features 3 installing 34 remo...

Page 60: ...security cable lock 47 padlock 48 Smart Cover Lock 11 serial connector 4 serial number location 7 shipping preparation 52 Smart Cover Lock 11 specifications computer 41 memory 15 T tower orientation 10 U unlocking access panel 11 47 USB ports front panel 2 rear panel 4 V ventilation guidelines 51 W Windows Logo key 6 54 Index ENWW ...

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