Dell Precision 620 Manual do Utilizador

DellPrecision™WorkStation620SystemsUser'sGuide Notes, Notices, and Cautions Throughout this guide, there may be blocks of text printed in

2. Remove the AGP card brace according to the instructions in "Removing and Replacing the AGP Card Brace." 3. Unscrew and remove the metal

failureDiskette subsystem reset failedThe diskette drive controller may be faulty.Run the Diskette tests in the Dell Diagnostics. Drive not readyNo di

terminated by keystrokeNo boot device availableThe computer cannot find the diskette or hard-disk drive.Enter System Setup, check the system configura

System Beep Codes When errors occur during a boot routine that cannot be reported on the monitor, your computer may emit a series of beeps that ident

Warning Messages A warning message alerts you to a possible problem and asks you to do something before execution continues. For example, before you

When you turn on your system, it performs a power-on self-test (POST), which is a series of self-diagnostic checks. A successful POST ends with a sing

System Board LEDs The system board contains a number of LEDs that tell you the state of the CPUs, memory, and logic circuitry. Table 5 lists the des

Back to Contents Page UsingtheNetworkInterfaceController:DellPrecision™WorkStation620SystemsUser's Guide Overview This section describe

2. Verify that the NIC is enabled in the System Setup program. 3. Configure the NIC and install the network driver. 4. Run the Network Interface Tes

Temporary file. Delete before release. Using the Integrated Audio Controller: Dell Precision WorkStation 620 Systems User's Guide Basic Checks: D

Back to Contents Page UsingtheIntegratedSCSIControllers:DellPrecision™WorkStation620SystemsUser's Guide Overview This section provides

ALERT! Cover was previously removed. 9. To reset the chassis intrusion detector, enter System Setup, select System Security, and reset Chassis Intrusi

For detailed information about installing drives in either the externally accessible drive bays or the internal drive bays, see "Installing Drive

Back to Contents Page SystemSetupOptions:DellPrecision™WorkStation620SystemsUser'sGuide AC Power Recovery AC Power Recovery determines w

the next device in the boot sequence list. Hard-Disk Drive Selecting Hard-Disk Drive causes the system to attempt to boot first from the hard-disk dri

Integrated Devices Integrated Devices configures the following devices integrated with the system board: l Sound l Network Interface Controller l Mo

l DMA Channel This option determines the direct memory access (DMA) channel used by the parallel port and appears only when Mode is set to ECP. The av

driver, or operating system requires a specific IRQ line already in use by a PCI device. Primary Drive n and Secondary Drive n Primary Drive n identif

Primary Video Controller determines whether the system looks for a video card in a PCI slot during the boot routine. When Auto is selected, the system

l Chassis Intrusion l CPU Serial Number Press <Enter> to configure these options as explained in the following subsections. System Password S

selected, the system provides the processor serial number(s) to programs that request it. When Disabled is selected, the system never provides the pro

Back to Contents Page SoftwareChecks:DellPrecision™WorkStation620SystemsUser'sGuide Overview Because most computers have several applicat

To add memory, perform the following steps. 1. Remove the computer cover. 2. Determine the memory module sockets in which you will install modules or

Program Conflicts Some application programs may leave portions of their setup information behind, even though you have exited from them. As a result,

Back to Contents Page Technical Specifications:DellPrecision™WorkStation620SystemsUser'sGuide MicroprocessorGraphics and VideoSystem Infor

ArchitectureRDRAMtechnologyMemory slots8 RIMMs (4 on each MEC)Memory module capacities64-, 128-, 256-, and 512-MB 800 MHz with ECCBIOS addressF000:0

Key Combinations <Ctrl><Alt><Del>functions differently depending on your operating system; see your operating system documentation&l

Back to Contents Page Maximum vibration:Operating 0.25 gravities (G) at 3 to 200 Hz at 1 octave/minStorage 0.5 G at 3 to 200 Hz at 1 octave/minMaximum

Back to Contents Page SystemSetup:DellPrecision™WorkStation620SystemsUser'sGuide Back to Contents Page Using System SetupSystem Setup Opt

Back to Contents Page UsingSystemSetup:DellPrecision™WorkStation620SystemsUser'sGuide Overview Each time you turn on your computer syste

System Setup Navigation Keys Table 1 lists the keys you use to view or change information on the System Setup screen and to exit the program. Table 1.

NOTICE: If you leave your system running and unattended without having a system password assigned or if you leave your computer unlocked so that someo

If an incorrect or incomplete system password is entered again, the same message appears on the screen. The third and subsequent times an incorrect or

6. Reinstall both MECs on the system board. See "Removing and Installing a Memory Expansion Card." 7. Replace the computer cover, reconnect

If Setup Password is set to Enabled, you must enter the correct setup password before you can modify the majority of the System Setup options. When yo

Back to Contents Page Troubleshooting:DellPrecision™WorkStation620SystemsUser'sGuide Back to Contents Page Basic ChecksMessages and CodesS

3. Repeat step 2 for the second MEC. To reinstall a MEC, perform the following steps: 1. Remove the computer cover. 2. Insert the MEC into the MEC

Adding or Replacing a Microprocessor The following items are included in a processor upgrade kit: l SEC cartridge with attached heat sink l Two heat-

6. Press the new SEC cartridge/heat sink assembly firmly into the system board connector until it is fully seated. Then reconnect the processor fan to

When the SuprFreq Utility Program is Required Run the SuperFreq utility program if your system's processor(s) core frequency is set incorrectly (

5. Double-click the SuprFreq self-extracting application. 6. Click Setup in the dialog box, and follow the steps in the DOS window to extract the ut

Enter the correct time and date through the System Setup program's Time and Date options. Also, restore the correct settings for the system confi

Back to Contents Page UsingtheIntegratedAudioController:DellPrecision™WorkStation620SystemsUser's Guide Overview This section describes

5. Install the new battery.Orient the battery with the side labeled "+" facing up. Then insert the battery into the socket, and snap it into

Back to Contents Page ContactingDell:DellPrecision™WorkStation620SystemsUser'sGuide Overview When you need to contact Dell, use the telep

Americas Contact Numbers Germany (Langen) 00 49 6103 Hong Kong 001 852 Not required Ireland (Cherrywood) 16 353 1 Italy (Milan) 00 39 0

Europe Contact Numbers Chile call the U.S.A. for sales, customer, and technical assistance Latin America NOTE: Customers in Latin America call the U.

Country (City) Department Name or Service Area Code Local Number or Toll-Free Number Austria (Vienna) NOTE: Customers in Austria call Langen, Germ

   Fax 01 55 94 71 01 Switchboard 0825 004 700 Switchboard (Alternative) 04 99 75 40 00 Sales 0825 004 700 Web site: http://support.euro.d

Luxembourg NOTE: Customers in Luxembourg call Belgium for sales, customer, and technical assistance. Technical Support (Brussels, Belgium) 02 481 9

Asia and Other Regions Contact Numbers   Fax  902 118 539Web site: http://support.euro.dell.com E-mail:[email protected] Corporate 

Country (City) Department Name or Service Area Code Toll-Free Number Australia (Sydney) Home and Small Business  1-300-65-55-33 Government and B

Back to Contents Page Fax  2194-6202 Switchboard  2194-6000 Macau NOTE: Customers in Macau call Malaysia for customer assistance. Technical Sup

Your computer system supports most standard personal computer microphones. You can purchase a microphone separately from Dell. Connect the microphone&

Back to Contents Page Diagnostics:DellPrecision™WorkStation620SystemUser'sGuide Overview Ifyouexperienceaproblemwithyourcomputer,r

3. Select Option 2 – Dell Diagnostics by typing 2 and pressing <Enter>. After the diagnostics load, the following Diagnostics Main Menu screen

l Devices for Highlighted Group —Lists the computer's current hardware l Device groups: menu bar —ContainstheoptionsRun tests, Devices,

Back to Contents Page InstallingDrives:DellPrecision™WorkStation620SystemsUser'sGuide Overview YourDell™computerhaseightdrivebaysi

 To replace the bezel, perform the following steps: 1. Fit the two retaining hooks on the bezel into their corresponding slots at the bottom of the c

3. Replace the front bezel. 4. Replace the computer cover. Connecting Drives When installing a drive, you connect two cables—a DC power cable and an

To install a drive in a 5.25-inch drive bay, perform the following steps: 1. Unpack the drive and prepare it for installation. Check the documentatio

To further ensure proper positioning of the drive in the chassis, insert and tighten all four screws in the order in which the holes are numbered (the

9. Connect the appropriate interface cable to the interface connector on the back of the drive (see Figure 9). If your system came with an EIDE CD-RO

drive. If it is an EIDE CD-ROM drive, test it by running all of the subtests in the EIDE CD-ROM Drives test group of the Dell Diagnostics. l If you i

3. Restart your computer system. Using Audio Utilities The operating system installed on your Dell system has its own utilities for playing audio CD

6. Remove the bracket from the drive cage. 7. Slide the drive into the chosen bay of the bracket, orienting it so that the connectors on the back of

11. Connect a DC power cable to the power input connector on the back of the drive (see Figure 13). 12. Check all connectors to be certain that they

23. Test the hard-disk drive by running the Hard-Disk Drives (Non-SCSI) test group in the Dell Diagnostics. See your Diagnostics and Troubleshooting

See the documentation provided with any optional SCSI device you purchase for information on disabling termination on the device. SCSI Cables The 68-p

For additional instructions on connecting SCSI devices, see "SCSI Cables." l If you are installing an internal SCSI device, firmly press the

Back to Contents Page ExternalComponents:DellPrecision™WorkStation620SystemsUser'sGuide Overview This section provides troubleshooting pr

1. Clean the mouse as instructed in your mouse documentation. Most mice have a ball that can be removed and cleaned of debris by turning the mouse ups

If the problem still is not resolved, the system board may be faulty. See "Getting Help" for instructions on obtaining technical assistance.

Back to Contents Page GettingHelp:DellPrecision™WorkStation620SystemsUser'sGuide Help OverviewContacting Dell

Back to Contents Page Glossary:DellPrecision™WorkStation620SystemsUser'sGuide A •B •C •D •E •F •G •H •I •J •K •L •M •N •O •

Back to Contents Page BasicChecks:DellPrecision™WorkStation620SystemsUser'sGuide Overview IfyourDell™computersystemisnotworkingas

A copy of a program or data file. As a precaution, you should back up your computer's hard-disk drive on a regular basis. Before making a change

byte Eight contiguous bits of information; the basic data unit used by your computer. C C Celsius C-RIMM continuity Rambus inline memory module. Rambu

graphics coprocessor handles video rendering. The Intel® Pentium® microprocessor, for example, includes an integrated math coprocessor. cpi characters

the system's components, such as the operating system, memory, peripheral devices, expansion cards, and asset tag. Information about the system&a

EMC Electromagnetic Compatibility EMI electromagnetic interference EMM expandedmemorymanager.Autilitythatusesextendedmemorytoemulateexpande

ft foot/feet FTP File Transfer Protocol G g gram(s) G gravities GB gigabyte(s). A gigabyte equals 1,024 megabytes or 1,073,741,824 bytes. graphics cop

ICES Interface-Causing Equipment Standard (in Canada) ICU ISA Configuration Utility I/O input/output. The keyboard is an input device and a printer is

Kbit(s) kilobit(s), 1,024 bits. Kbps kilobit(s) per second key combination A command requiring that you press multiple keys at the same time. For exam

MB/sec megabytes per second Mbps megabits per second MBR master boot record MEC memory expansion card memory A computer can contain several different

Microsoft Disk Operating System MTBF mean time between failures multifrequency monitor A monitor that supports several video standards. A multifrequen

5. If the problem is resolved, you have corrected a faulty connection. 6. If your monitor is not operating properly, see "Troubleshooting the Mo

A value or option that you specify to a program. A parameter is sometimes called a switch or an argument. partition You can divide a hard-disk drive i

A random-access memory architecture. RAMDAC random-access memory digital-to-analog converter read-only file A read-only file is one that you are prohi

A bar code label on the computer that identifies it when you call Dell for customer or technical support. shadowing A computer's system and vide

system memory Synonym for RAM. System Setup program A BIOS-based program that allows you to configure your computer's hardware and customize the

USB Universal Serial Bus. A USB connector provides a single connection point for multiple USB-compliant devices, such as mice, keyboards, printers, an

Most VGA and SVGA video adapters include memory chips in addition to your computer's RAM. The amount of video memory installed primarily influenc

Read-only files are said to be write-protected. You can write-protect a 3.5-inch diskette by sliding its write-protect tab to the open position or by

Back to Contents Page HardwareConfigurationFeatures:DellPrecision™WorkStation620SystemsUser'sGuide Overview This section provides specif

Table 1. System Board Jumper Settings System Board Labels Table 2 lists the labels for connectors and sockets on your system board and gives a brief d

I/O Ports and Connectors The I/O ports and connectors on the back panel of your computer are the gateways through which your computer system communica

System Setup You can easily correct certain system problems by verifying the correct settings in System Setup. When you boot your system, your system

Serial and Parallel Ports Overview The two built-in serial ports use 9-pin D-subminiature connectors on the back panel. These ports support devices su

External SCSI Connector The 68-pin external small computer system interface (SCSI) connector on the system back panel supports external Ultra SCSI dev

Keyboard and Mouse Connectors Overview Your system uses a Personal System/2 (PS/2)-style keyboard and supports a PS/2-compatible mouse. Cables from bo

Mouse Connector If you reconfigure your hardware, you may need pin number and signal information for the mouse connector. Figure 8 illustrates the pin

Microphone Jack You can use the microphone jack (see Figure 11) to attach a standard personal computer microphone. Connect the audio cable from the mi

Memory Allocations A microprocessor and programs operating under MS-DOS® (real-mode operation) can address only 1 megabyte (MB) (1024 kilobytes [KB])

Back to Contents Page 0009FC00-0009FFFFPS/2-mouse data area000A0000-000BFFFFVideo RAM000C0000-000C7FFFVideo BIOS000C8000-000EFFFFAvailable000F0000-000

Back to Contents Page HelpOverview:DellPrecision™WorkStation620SystemsUser'sGuide Technical Assistance If you need assistance with a tech

[email protected] (for Asian/Pacific countries only) support.euro.dell.com (for Europe only) l Electronic Quote Service [email protected] apmarketing@

2. Include a copy of the invoice and a letter describing the reason for the return. 3. Include a copy of the Diagnostics Checklist indicating the tes

Back to Contents Page InstallingSystemBoardOptions:DellPrecision™WorkStation620SystemsUser'sGuide Overview This section describes how t

Back to Contents Page WorkingInsideYourComputer:DellPrecision™WorkStation620SystemsUser'sGuide Overview Your Dell Precision 620 system

2. Ifyouhaveinstalledapadlockthroughthepadlockringonthebackpanel(seeFigure1),removethepadlock. 3. Slide the padlock ring to the

Figure 3. Replacing the Computer Cover 5. Slide the padlock ring to the closed position. If you are using a padlock to secure your system, reinstall

3. Slide the card brace forward until it disengages from the slot in the card guide located on the front of the chassis, and then rotate the brace up

Rotating the Power Supply Away From the System Board To access some components on the system board, you may have to rotate the system power supply out

Back to Contents Page InternalComponents:DellPrecision™WorkStation620SystemsUser'sGuide Overview This section provides troubleshooting pr

3. Disconnect the computer and peripherals from their electrical outlets. Doing so reduces the potential for personal injury or shock. Also disconnect

1. Turn off the system, including any attached peripherals, and disconnect all the AC power cables from their electrical outlets. Also, disconnect any

3. Remove the AGP card brace according to the instructions in "Removing and Replacing the AGP Card Brace." 4. Verify that each expansion c

Expansion Cards The computer system accommodates up to six expansion cards (two 64-bit and four 32-bit PCI expansion cards), one 32-bit AGP Pro card,

1. Check the monitor cable connections as indicated in "Checking Connections and Switches." 2. If the problem is not resolved, insert the D

If the monitor displays a system error message to indicate a drive problem during execution of either the boot routine or the Dell Diagnostics, or if

Back to Contents Page Introduction:DellPrecision™WorkStation620SystemsUser'sGuide Overview Dell Precision 620 systems are high-speed, upgr

l Wake on mouse or keyboard, which, when using Personal System/2 (PS/2) devices, allows you to start the system from the sleep state by pressing a key

To change the resolution, check the documentation that came with your monitor to determine the resolutions and refresh rates supported by the monitor.

See the Dell Microsoft Windows NT Workstation 4.0 Setup Guide for general installation information for Windows NT 4.0 and for information about other

Back Panel Thecomputer'sbackpanelcontainsvariousportsandconnectorsforattachingexternaldevicesandincludesasecuritycableslot.Th

Getting Help If at any time you do not understand a procedure described in this guide or if the system does not perform as expected, Dell provides a n

Back to Contents Page MessagesandCodes:DellPrecision™WorkStation620SystemsUser'sGuide Overview Your application programs, operating sys

Alert! Previous temperature failure at Processor 1.Secondary processor exceeded its recommended operating temperature range during the previous operat