Dell Precision 620 Uživatelská příručka

Dell™OptiPlex™GX620SystemsUser'sGuide   Mini Tower Computer Desktop Computer Small Form Factor Computer Ultra Small Form Factor Co

You can use this feature, for example, to tell the computer to boot from the CD drive so that you can run the Dell Diagnostics on the Drivers and Util

Restoring the Computer to an Earlier Operating State  1. Click the Start button, point to All Programs® Accessories® System Tools, and then click Sys

If you are considering reinstalling the Windows XP operating system to correct a problem with a newly installed driver, first try using Windows XP Dev

 9. If the Modem Dialing Information screen appears, enter the requested information and click Next.  10. Enter the date, time, and time zone i

Back to Contents Page  Replacing the System Board Dell™OptiPlex™GX620 User's Guide  Removing the System Board: Mini Tower, Desktop, and S

 Desktop System Board Screws  Small Form Factor System Board Screws 1 mini tower system board 2 screws (10) 1 desktop system board 2 screws (1

Place the system board assembly that you just removed next to the replacement system board to ensure it is identical.  Replacing the System Board:

Back to Contents Page  Desktop Computer Dell™OptiPlex™GX620 User's Guide About Your Desktop Computer Inside Your Computer About You

 Back View  Back-Panel Connectors 10 floppy drive Insert a floppy disk into this drive. 11 CD/DVD drive Insert a CD or DVD (if applicable) int

Inside Your Computer   NOTE: Do not plug a telephone cable into the network connector. On computers with a network connector card, use the conne

 System Board Components  Jumper Settings The jumper locations are shown below. 4 system board   1 fan connector (FAN) 12 password jumper (PSW

Clearing Forgotten Passwords   1. Follow the procedures in "Before You Begin."  2. Locate the 2-pin password jumper (PSWD) on the sy

Back to Contents Page  PSWD Password features are enabled (default). Password features are disabled. RTCRST Real-time clock has not been reset (defau

Back to Contents Page Dell™OptiPlex™GX620 User's Guide PCI and PCI Express Cards and Serial Port Adapters PCI and PCI Express Cards and

  6. Place the card in the connector and press down firmly. Ensure that the card is fully seated in the slot.  7. Gently press down on the card

 5. If you are removing the card permanently, install a filler bracket in the empty card-slot opening. If you need a filler bracket, contact Dell

 4. If you are installing a new card, remove the filler bracket to create an empty card-slot opening. If you are replacing a card that is already

 10. Reconnect any cables that you removed in step 3.  11. Connect any cables that should be attached to the card.  12. Replace the compute

 3. Press in on the tab to raise the card retention latch.  4. If necessary, disconnect any cables connected to the card.  5. Grasp the car

 12. If you removed an network adapter card: a. Enter system setup, select Network Controller, and change the setting to On. b. Connect the ne

 6. Release the card lever, ensuring that the securing tab fits into the notch on the front end of the card.  7. Secure the card by lowering th

 5. If you are removing the card permanently, install a filler bracket in the empty card-slot opening. If you need a filler bracket, contact Dell.

 3. Replace the computer cover.  4. Connect your computer and monitor to electrical outlets, and turn them on.  5. After the Microsoft®Windo

 6. Connect the adapter cable to the serial port adapter connector (SER2) on the system board.  7. Connect any cables that should be attached t

 3. If you are installing a new serial port adapter, remove the filler bracket to create an empty card-slot opening. If you are replacing an adapte

 3. Press the tab to raise the riser-card retention latch.  4. Disconnect the cable that attaches the adapter to the system board connector (SE

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Removing the Computer Cover Removing the Computer Cover    1. Follow the proc

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Drives Drives Your computer supports: l One serial ATA hard drive l One optio

Most interface connectors are keyed for correct insertion; that is, a notch or a missing pin on one connector matches a tab or a filled-in hole on the

 3. Disconnect the power and CD/DVD drive cables from the back of the drive.  Installing a CD/DVD Drive  1. Unpack the drive and prepare it fo

 6. Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents.  7. Replace the computer cove

 4. Disconnect the power and floppy-drive cables from the back of the floppy drive.  Installing a Floppy Drive  1. If you are installing a new

 6. Replace the CD/DVD drive.  7. Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents.

2. Reset the current CMOS settings: a. Locate the password (PSWD) and CMOS (RTC_RST) jumpers on the system board. b. Remove the password jumper

 Installing a Hard Drive  1. Check the documentation for the drive to verify that it is configured for your computer.  2. Unpack the replacement

 7. Replace the floppy drive and CD/DVD drive.  8. Check all connectors to be certain that they are properly cabled and firmly seated.  9. Re

Back to Contents Page Dell™OptiPlex™GX620 User's Guide I/O Panel I/O Panel  Removing the I/O Panel    1. Follow the procedures in



Back to Contents Page Dell™OptiPlex™GX620 User's Guide Processor Processor   Removing the Processor  1. Follow the procedures in &qu

 5. Gently remove the processor from the socket. Leave the release lever extended in the release position so that the socket is ready for the new

 6. Set the processor lightly in the socket and ensure that the processor is positioned correctly.  7. When the processor is fully seated in th

 10. Replace the computer cover. Back to Contents Page  3 captive screw housing (2)

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Power Supply Power Supply  Replacing the Power Supply   1. Follow the procedu

 11. Replace the CD/DVD drive.  12. Connect the AC power cable to the connector.  13. Replace the computer cover.  DC Power Connectors

Back to Contents Page  NOTE: For more information on power management, see your operating system documentation.

 DC Power Connector P2  DC Power Connector P3   DC Power Connector P4  DC Power Connector P5 and P6 22 VCC (+5V) Red 23 VCC (+5V) Red 24 GND Blac

Back to Contents Page  Pin Number Signal name 18-AWG Wire 1 +3.3 VDC Orange 2 COM Black 3 +5 VDC Red 4 COM Black 5 +12 VDC Yellow

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Desktop Computer Specifications Desktop Computer Specifications  Microprocessor

Drives two serial ATA controllers supporting one device each and one parallel Ultra ATA/100 IDE supporting two devices per channel with one channel 

Video 15-hole VGA connector Network adapter RJ45 connector Optional PS/2 with secondary serial port adapter two 6-pin mini-DINs USB two front-panel an

Back to Contents Page  Physical Height 11.4 cm (4.5 inches) Width 39.9 cm (15.7 inches) Depth 35.3 cm (13.9 inches) Weight 10.4 kg (23 lb)  Environm

Back to Contents Page  Small Form Factor Computer Dell™OptiPlex™GX620User'sGuide About Your Small Form Factor Computer Inside Your C

 Back View  Back-Panel Connectors 11 CD/DVD drive Insert a CD or DVD (if applicable) into this drive. 1 card slots Access connectors for any ins

Inside Your Computer   NOTE: Do not plug a telephone cable into the network connector. On computers with a network connector card, use the conne

 System Board Components  Jumper Settings The jumper locations are shown below. 1 drive release latch 4 hard drive 2 CD/DVD drive 5 system board 3

Back to Contents Page  Battery Dell™OptiPlex™GX620 User's Guide Replacing the Battery Replacing the Battery  A coin-cell battery mai

Back to Contents Page  Jumper Setting Description PSWD (default) Password features are enabled.  Password features are disabled.  RTCRST (default)

Back to Contents Page Dell™OptiPlex™GX620 User's Guide PCI and PCI Express Cards and Serial Port Adapters PCI and PCI Express Cards and

computer.   7. If you are installing the card into the x16 card connector, position the card so the securing slot is aligned with the securing tab,

See the documentation for the card for information about the card's cable connections.  12. Replace the computer cover.  13. If you installe

 4. Place the serial-port adapter bracket in the connector and press down firmly. Ensure that the adapter is fully seated in the slot.  5. Gently

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Removing the Computer Cover Removing the Computer Cover    1. Follow the proc

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Drives Drives Your computer supports: l One serial ATA drive l One FlexBay dr

is usually indicated by a silk-screened "1" printed directly on the board or card.  Power Cable Connectors  Connecting and Disconnectin

 5. Lift the drive out of the computer and disconnect the power and hard-drive cables from the drive.  6. Disconnect the power and hard-drive ca

 4. Connect the power and hard-drive cables to the drive.  5. Check all connectors to be certain that they are properly cabled and firmly seat

 1. Install the new system battery. a. Support the battery connector by pressing down firmly on the positive side of the connector. b. Hold t

9. If the drive you just installed is the primary drive, insert a bootable medium into your boot drive.  10. Turn on the computer.  11. Enter

 6. Remove the two screws from the side of drive and remove the drive bracket. Then disconnect the CD/DVD drive cable from the back of the drive.

 5. Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents.  6. Replace the computer cove

 7. Pull up on the drive release latch and slide the floppy drive towards the back of the computer. Then lift up to remove the drive from the compu

 5. Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents.  6. Replace the CD/DVD drive.

Back to Contents Page Dell™OptiPlex™GX620 User's Guide I/O Panel I/O Panel  Removing the I/O Panel    1. Follow the procedures in &

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Processor Processor   Removing the Processor  1. Follow the procedures in &qu

 5. Gently remove the processor from the socket. Leave the release lever extended in the release position so that the socket is ready for the new

 6. Set the processor lightly in the socket and ensure that the processor is positioned correctly.  7. When the processor is fully seated in th

 10. Replace the computer cover. Back to Contents Page  3 captive screw in housing (2)

Back to Contents Page  Before You Begin Dell™OptiPlex™GX620 User's Guide Recommended Tools Turning Off Your Computer Before Working

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Small Form Factor Computer Specifications Small Form Factor Computer Specificatio

Drives one serial ATA controller supporting one device and one parallel Ultra ATA/100 IDE supporting two devices per channel with one channel  Expans

Back to Contents Page  up only) as well as options to run hard-drive and system diagnostics  Controls and Lights Power control push button Power lig

Dell™OptiPlex™GX620SystemsUser'sGuide   Notes, Notices, and Cautions Abbreviations and Acronyms For a complete list of abbreviations and

Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc

Back to Contents Page  Solving Problems Dell™OptiPlex™GX620 User's Guide Battery Problems Fill out the Diagnostics Checklist before you

 Problems writing to a CD/DVD-RW drive  Hard drive problems Keyboard Problems  Lockups and Software Problems  l Click the speaker icon in

 The computer does not start up  The computer stops responding  A program stops responding  A program crashes repeatedly  A solid blue screen

Memory Problems Fill out the Diagnostics Checklist as you complete these checks.  Mouse Problems   Back up your files immediately  Use a viru

Network Problems Fill out the Diagnostics Checklist as you complete these checks.  Power Problems Fill out the Diagnostics Checklist as you compl

 4. If applicable, remove the computer stand (for instructions, see the documentation that came with the stand) and the cable cover, if attached.

Printer Problems Fill out the Diagnostics Checklist as you complete these checks.  Restoring Default Settings Ifthepowerlightisblinkingambe

Serial or Parallel Device Problems Fill out the Diagnostics Checklist as you complete these checks.  Sound and Speaker Problems Fill out the Diag

 No sound from headphones Video and Monitor Problems Fill out the Diagnostics Checklist as you complete these checks.   If the screen is blank 

Back to Contents Page   Checkthemonitorsettings— See the monitor documentation for instructions on adjusting the contrast and brightness, dema

Dell™OptiPlex™GX620SystemsUser'sGuide   Notes, Notices, and Cautions Abbreviations and Acronyms For a complete list of abbreviations and

meets the ENERGY STAR guidelines for energy efficiency. Other trademarks and trade names may be used in this document to refer to either the entities

Back to Contents Page Dell™OptiPlex™GX620 User's Guide For a complete list of abbreviations and acronyms, see the Glossary. Ifyoupurchased

Back to Contents Page  Troubleshooting Tools and Utilities Dell™OptiPlex™GX620 User's Guide Dell Diagnostics System Lights Diagnost

5. Select the Boot from CD-ROM option from the menu that appears.  6. Type 1 to start the Drivers and Utilities CD menu.  7. Type 2 to start t

Diagnostic Lights  To help you troubleshoot a problem, your computer has four lights labeled "1," "2," "3," and "

Back to Contents Page  Chassis Intrusion Switch Dell™OptiPlex™GX620 User's Guide Removing the Chassis Intrusion Switch Replacing the C

 Beep Codes Your computer might emit a series of beeps during start-up if the monitor cannot display errors or problems. This series of beeps, calle

Error Messages Fill out the Diagnostics Checklist as you complete these checks.  If the message is not listed, see the documentation for the operat

 Hard-diskdrivefailure—  See "Drive Problems."  Insertbootablemedia— Insert a bootable floppy disk or CD.  Invalid configurat

Resolving Software and Hardware Incompatibilities If a device is either not detected during the operating system setup or is detected but incorrectl

1. Click the Start button and click Control Panel.  2. Click Performance and Maintenance and click System.  3. Click the Hardware tab and clic

Dell™OptiPlex™GX620SystemsUser'sGuide   Notes, Notices, and Cautions Abbreviations and Acronyms For a complete list of abbreviations and

Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc

Back to Contents Page  Ultra Small Form Factor Computer Dell™OptiPlex™GX620 User's Guide About Your Ultra Small Form Factor Computer I

 Back View  Back-Panel Connectors 1 vents The vents, which are on each side of the computer, allow air to flow through your computer. To ensur

 Connecting a VGA Monitor If you have a VGA monitor, plug the adapter cable into the white DVI display connector and connect the monitor cable to th

Back to Contents Page  Advanced Features Dell™OptiPlex™GX620 User's Guide LegacySelect Technology Control LegacySelect technology contr

 Small Form Factor Computer  Ultra Small Form Factor Computer Replacing the Chassis Intrusion Switch

 System Board Components  Jumper Settings The jumper locations are shown below. 1 heat sink assembly 4 hard drive 2 speaker (optional) 5 securi

 Cable Cover (Optional)  Attaching the Cable Cover  1. Ensure that all external device cables are threaded through the hole in the cable cover.

 1. If a security device is installed in the security cable slot, remove the device.  2. Press on the release button, grasp the cable cover, an

l green light — solid green indicates the power adapter is connected to an AC outlet and the computer. l amber light — solid amber indicates the po

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Removing the Computer Cover Removing the Computer Cover   1. Follow the proced

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Drives Drives Your computer supports: l One serial ATA hard drive l One optio

 Connecting and Disconnecting Drive Cables When removing an IDE drive data cable, grasp the colored pull-tab and pull until the connector detaches.

 6. Remove the data and power cables from the drive connectors.  7. Remove the drive rails from the existing hard drive, and attach the drive rai

15. Install your operating system on the hard drive. For instructions, see the documentation that came with your operating system. Back to Contents

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Module Bay Module Bay  You can install a Dell™ portable device such as a floppy

 1. Gently slide the chassis intrusion switch into its slot and reconnect the cable to the system board.  2. Replace the computer cover.  3.

 4. Pull the device by the latch release to remove the device from the module bay.  5. Slide the new device into the module bay.  6. If de

c. Replace the computer cover. The module cannot be removed from the computer until the module locking switch is unlocked by pulling it up into

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Processor Processor    1. Follow the procedures in "Before You Begin.&qu

c. Gently lift the heat sink from the processor.  4. Pull the release lever straight up until the processor is released, and then remove the proce

If you are installing a processor replacement kit from Dell, return the processor to Dell in the same package in which your replacement kit was sent

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Ultra Small Form Factor Computer Specifications Ultra Small Form Factor Computer

Drives one serial ATA controller supporting one device  Expansion Bus Bus type SATA 1.0a and 2.0; USB 2.0 Bus speed SATA: 1.5 and 3.0 Gbps; USB: 480

Back to Contents Page  Diagnostic lights Four lights on the back panel. See "Diagnostic Lights." Standby power light AUX_PWR on the system

Back to Contents Page  Warranty Dell™OptiPlex™GX620 User's Guide Dell Inc. ("Dell") manufactures its hardware products from part

Back to Contents Page  Microsoft®Windows®XP Features Dell™OptiPlex™GX620 User's Guide Transferring Information to a New Computer Use

Back to Contents Page  Cleaning Your Computer Dell™OptiPlex™GX620 User's Guide   Computer, Keyboard, and Monitor  l Use a vacuum clean

User Accounts and Fast User Switching  Adding User Accounts After the Microsoft Windows XP operating system is installed, the administrator or a us

 1. Click the Start button, point to All Programs® Accessories® Communications, and then click Network Setup Wizard.  2. On the welcome screen, c

For stubborn dirt, try using water or a diluted solution of water and mild soap. You can also purchase commercial products that clean discs and provid

Back to Contents Page  Replacing the Computer Cover Dell™OptiPlex™GX620 User's Guide   1. Ensure that all cables are connected, and fold

Dell™OptiPlex™GX620SystemsUser'sGuide   Notes, Notices, and Cautions Abbreviations and Acronyms For a complete list of abbreviations and

Microsoft Corporation; IBM is a registered trademark of International Business Machines Corporation; Bluetooth is a trademark owned by Bluetooth SIG,

Back to Contents Page  Finding Information Dell™OptiPlex™GX620 User's Guide NOTE: Some features may not be available for your computer or

l How to configure system settings l How to troubleshoot and solve problems Microsoft® Windows® XP Help and Support Center 1. Click the Start butto

Back to Contents Page 

A managed system is one that has Dell OpenManage Client Instrumentation set up on a network that uses IT Assistant. For information about Dell OpenMan

Back to Contents Page  Getting Help Dell™OptiPlex™GX620 User's Guide Technical Assistance Problems With Your Order Product Informat

[email protected] [email protected] (Asian/Pacific countries only) support.jp.dell.com (Japan only) support.euro.dell.com (Europe only) l Electro

 5. Pack the equipment to be returned in the original (or equivalent) packing materials. You are responsible for paying shipping expenses. You ar

Argentina (Buenos Aires) International Access Code: 00 Country Code: 54 City Code: 11 Website: www.dell.com.ar  E-mail: [email protected] 

International Access Code: 011 Technical Support (med./large bus., government) toll-free:1-800-387-5757 Technical Support (printers, projectors, tele

International Access Code: 990 Country Code: 358 City Code: 9 E-mail: support.euro.dell.com/fi/fi/emaildell/  Technical Support 0925331360 Custome

Ireland (Cherrywood) International Access Code: 16 Country Code: 353 City Code: 1 Technical Support for Inspiron XPS computers only 1850 200 722 Tech

Luxembourg International Access Code: 00 Country Code: 352 Technical Support (Brussels, Belgium) 3420808075 Home/Small Business Sales (Brussels, Belgi

Poland (Warsaw) International Access Code: 011 Country Code: 48 City Code: 22 E-mail: [email protected]  Customer Service Phone 5795700 Cus

Country Code: 46 City Code: 8 Home/Small Business Customer Care 0858770527 Employee Purchase Program (EPP) Support 201401444 Technical Support F

 Option Settings You cannot change or enter a new system password if either of the following two options is displayed: l Set — A system password is

Back to Contents Page  International Access Code: 011 Country Code: 1 Employee Purchase Program (EPP) Customers toll-free:1-800-695-8133 Printers an

Back to Contents Page  Glossary Dell™OptiPlex™GX620 User's Guide Terms in this Glossary are provided for informational purposes only and m

 bootable disk — A disk that you can use to start your computer. In case your hard drive is damaged or your computer has a virus, ensure that you alw

system setup or reinstallation. Also referred to as the Product Key or Product ID.  Control Panel — A Windows utility that allows you to modify oper

 DVD drive — A drive that uses optical technology to read data from DVDs and CDs.  DVD player — The software used to watch DVD movies. The DVD playe

 FCC — Federal Communications Commission — A U.S. agency responsible for enforcing communications-related regulations that state how much radiation c

 Hz — hertz — A unit of frequency measurement that equals 1 cycle per second. Computers and electronic devices are often measured in kilohertz (kHz),

 LCD — liquid crystal display — The technology used by portable computer and flat-panel displays.  LED — light-emitting diode — An electronic compon

N  network adapter — A chip that provides network capabilities. A computer may include a network adapter on its system board, or it may contain a PC

 processor — A computer chip that interprets and executes program instructions. Sometimes the processor is referred to as the CPU (central processin

Deleting or Changing an Existing System Password  1. Enter system setup.  2. Highlight System Password and press <Enter>.  3. When pro

ScanDisk — A Microsoft utility that checks files, folders, and the hard disk's surface for errors. ScanDisk often runs when you restart the compu

system tray — See notification area. T  TAPI — telephony application programming interface — Enables Windows programs to operate with a wide variety

W  W — watt — The measurement of electrical power. One W is 1 ampere of current flowing at 1 volt.  WHr — watt-hour — A unit of measure commonly us

Back to Contents Page  Memory Dell™OptiPlex™GX620 User's Guide DDR2 Memory Overview Addressing Memory With 4-GB Configurations Remo

Addressing Memory With 4-GB Configurations This computer supports a maximum of 4 GB of memory when you use four 1-GB DIMMs or two 2-GB DIMMs. Curren

 1. Follow the procedures in "Before You Begin."  2. Press out the securing clip at each end of the memory module connector.  3. A

The computer should have changed the value of System Memory to reflect the newly installed memory. Verify the new total. If it is correct, skip to st

Back to Contents Page  Mini Tower Computer Dell™OptiPlex™GX620 User's Guide About Your Mini Tower Computer Inside Your Computer Abo

 Back View  Back-Panel Connectors To exit from a power-saving mode, press the power button or use the keyboard or the mouse if it is configured as

1 parallel connector Connect a parallel device, such as a printer, to the parallel connector. If you have a USB printer, plug it into a USB connecto

 2. Type the administrator password at the prompt.  3. Highlight Admin Password and press the left- or right-arrow key to delete the existing a

Inside Your Computer    System Board Components CAUTION: Before you begin any of the procedures in this section, follow the safety instructi

 Jumper Settings The jumper locations are shown below. Back to Contents Page  4 memory module connectors (DIMM_1, DIMM_2, DIMM_3, DIMM_4) 15 PCI Exp

Back to Contents Page Dell™OptiPlex™GX620 User's Guide PCI and PCI Express Cards and Serial Port Adapters PCI and PCI Express Cards and

b. With your free hand, gently squeeze the sides of the card retention mechanism to release it from the tab slots holding it in place. c. Pivot th

 15. If you installed an network adapter card and want to turn off the integrated network adapter: a. Enter system setup, select Network Control

 8. Gently press down on the card retention mechanism to secure the adapter bracket in place.  9. Close the card retention latch by snapping it

 1. Follow the procedures in "Before You Begin."  2. Gently push the release tab on the card retention latch from the inside to pivot

 9. Before you replace and lower the card retention mechanism, ensure that: l The tops of all cards and filler brackets are flush with the align

 2. Gently push the release tab on the card retention latch from the inside to pivot the latch open. Because the latch is captive, it will remain i

 2. Gently push the release tab on the card retention latch from the inside to pivot the latch open. The latch will remain in the open position.

 System Setup Options setup field. NOTE: Depending on your computer and installed devices, the items listed in this section may or may not appear.S

 8. Connect the adapter cable to the serial port adapter connector (SER2) on the system board.  9. Connect any cables that should be attached to

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Removing the Computer Cover Removing the Computer Cover    1. Follow the proc

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Drives Drives Your computer supports: l Two serial ATA hard drives l Two flop

Most interface connectors are keyed for correct insertion; that is, a notch or a missing pin on one connector matches a tab or a filled-in hole on the

 Removing a Hard Drive  1. If you are replacing a hard drive that contains data you want to keep, back up your files before you begin this procedur

 2. Check the documentation for the drive to verify that it is configured for your computer.  3. Gently slide the hard drive into the hard-dr

8. If the drive you just installed is the primary drive, insert a bootable medium into your boot drive. See the documentation that came with the drive

 8. Attach the serial ATA connector removed in step5 to the first hard drive.  9. Locate an unused serial ATA connector on the system board an

 3. Select the drive-panel insert in front of the drive bay that you want to use.  4. Gently press the release tab of the insert to remove it f

Floppy Drive    Removing the Floppy Drive  1. Follow the procedures in "Before You Begin."  2. Remove the drive panel by sliding th

Controller Off - The USB controller is disabled On - the USB controller is enabled No Boot - The USB controller is enabled; however, the BIOS will not

 4. Attach the power and floppy-drive cables to the floppy drive.  5. Replace the computer cover.  6. Enter system setup and use the Diske

 2. Disconnect the power and CD/DVD drive cables from the back of the drive.  3. Remove the CD/DVD drive by sliding and holding the drive releas

 6. Connect the power and CD/DVD drive cables to the drive and to the system board.  7. Check all cable connections, and fold cables out of th

Back to Contents Page Dell™OptiPlex™GX620 User's Guide I/O Panel I/O Panel  Removing the I/O Panel    1. Follow the procedures in &

Back to Contents Page 

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Processor Processor   Removing the Processor  1. Follow the procedures in &qu

 5. Gently remove the processor from the socket. Leave the release lever extended in the release position so that the socket is ready for the new

 6. Set the processor lightly in the socket and ensure that the processor is positioned correctly.  7. When the processor is fully seated in the

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Power Supply Power Supply  Replacing the Power Supply   1. Follow the procedu

 9. Reconnect the DC power cables to the power supply.  10. Connect the AC power cable to the AC power connector.  11. Replace the computer

 Boot Sequence This feature allows you to change the boot sequence for devices.  Option Settings l Onboard or USB Floppy Drive — The computer att

 DC Power Connector P2  DC Power Connectors P3 and P5  DC Power Connector P4  DC Power Connector P7 18 GND Black 19 GND Black 20 NC N/C 21 VCC (+5

 DC Power Connectors P8 and P9 Back to Contents Page   Pin Number  Signal Name  22-AWG Wire 1 +5 VCD Red 2 COM Black 3 COM Black 4 +12 VDC Yellow

Back to Contents Page Dell™OptiPlex™GX620 User's Guide Mini Tower Computer Specifications Mini Tower Computer Specifications  Micropro

Drives four serial ATA controllers supporting one device each and one parallel Ultra ATA/100 IDE supporting two devices per channel with one channel 

environment specified by the remote boot environment (PXE) rather than from one of the devices in the system setup Boot Sequence option (during start-

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Back to Contents Page  FCC Notices (U.S. Only) Dell™OptiPlex™GX620 User's Guide Electromagnetic Interference (EMI) is any signal or emissi

l Reorient or relocate the receiving antenna. l Increase the separation between the equipment and the receiver. l Connect the equipment into an o

Back to Contents Page  Reinstalling Drivers and the Operating System Dell™OptiPlex™GX620 User's Guide Drivers Using Microsoft®Windows

installed version.  1. Click the Start button and click Control Panel.  2. Under Pick a Category, click Performance and Maintenance.  3. Clic