Dell 200, 6100 manual Xxiv

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DELL CONFIDENTIAL Preliminary 12/17/96

xxiv

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Contents 167$//$7,21$17528%/6+227,1**8 Page Protecting Against Electrostatic Discharge Safety InstructionsWhen Working Inside the Computer When Using the Computer System Preface About This GuideOther Documentation You May Need Notational ConventionsTypographical Conventions Examples autoexec.bat and c\windowsPage Contents Chapter Running the System Diagnostics Chapter Checking the Equipment Chapter Installing System Board Options Chapter Installing Drives in the External Bays Before You Call Figures Figure B-1 Column x 25-Line Character Set Subtest Screen Tables Page Dell Confidential Preliminary 12/17/96 Xxiv Checking the Basics Backing Up FilesBasic Checks Is the computer wet or damaged?Checking Connections and Switches Run the system diagnostics as described in Chap- terBack Panel Features Turn on the system Is the monitor operating properly? Yes. Continue to stepBoot Routine Indications Look and ListenIs the keyboard operating properly? Yes. Continue to step Is the mouse or printer operating properly?System Setup Program System Configuration UtilitySystem Messages Messages and CodesSystem Messages CodeMessage System Messages System Beep Codes System Beep CodesDiagnostics Messages Scsi Hard-Disk Drive Indicator CodesScsi Hard-Disk Drive Indicator Patterns Alert Log Messages From the Dell HIP ProgramPage Finding Software Solutions Installing and Configuring SoftwareUsing Software Error MessagesInput Errors Default IRQ Line AssignmentsProgram Conflicts Avoiding Interrupt Assignment ConflictsWhen to Use the System Diagnostics Running the System DiagnosticsFeatures of the System Diagnostics Starting the System Diagnostics Sample Diagnostics MenuHow to Use the System Diagnostics Sample System Diagnostics Main ScreenHow to Use the Menu Main Menu CategoriesRun SelectSubtest Run Under SubtestOptions Option ParametersKey-Help Test LimitsAbout Quit Tests in the System DiagnosticsSystem Diagnostics Tests System Diagnostics Tests Error Messages Why Run a RAM Test?RAM Test Group System Set Test GroupWhy Run a System Set Test? Why Run a Video Test? Video Test GroupMouse Test Why Run a Keyboard Test?Keyboard Test Group Why Run the Mouse Test? Why Run a Diskette Drives Test?Diskette Drives Test Group Serial/Infrared Ports Test GroupWhy Run a Serial/Infrared Ports Test? Parallel Ports Test GroupWhy Run a Parallel Ports Test? Scsi Devices Test GroupWhy Run a Scsi Devices Test? Page Checking the Equipment Troubleshooting the MonitorRun the system diagnostics software Troubleshooting the Keyboard Troubleshooting I/O PortsChange the necessary statements in the start-up files Troubleshooting the Basic I/O FunctionsCheck the contents of the start-up files Troubleshooting a Parallel Printer Troubleshooting a Serial I/O DeviceRun the parallel printer’s self-test Attempt another print operation on the parallel printerSafety First- For You and the Computer Checking Inside the ComputerRemoving and Replacing the Computer Covers Removing the Computer CoversReplacing the Computer Covers Removing the Computer CoversRemove the computer covers Removing the Front BezelInside the Chassis Inside the Chassis-Front/Left Side View Troubleshooting a Wet Computer Responding to a Dell HIP Alert MessageTroubleshooting a Damaged Computer Let the computer dry for at least 24 hoursCheck all the board and card connections in the computer Verify all internal cable and component connectionsTroubleshooting the RTC Chip Troubleshooting Power Supply Problems Replacing a Power SupplyTroubleshooting a Cooling Fan Troubleshooting Power Cable ConnectionsPower Cable Connectors on Power-Supply Paralleling Board Check the cable connections listed in TableReplace the left computer cover Reinstall the fan carrier in the computerReplacing a Cooling Fan Troubleshooting Expansion Cards Reseat the expansion cards in their connectorsTroubleshooting System Memory Correct the system board’s configuration jumper settingsRun the RAM Test Group in the system diagnostics Turn on the system, including any attached peripheralsTroubleshooting the Video Subsystem Remove the video expansion card, and repeat step Troubleshooting the System BoardDetermine whether a video expansion card is installed Troubleshooting the Diskette Drive Subsystem Disconnect the keyboard and reboot the systemTroubleshooting the Diskette Drive Sub- system Checking the Diskette Drive SubsystemCheck the diskette drive cabling Repeat steps 1 and 2, and remove all expansion cardsTroubleshooting a Scsi Tape Drive Troubleshooting Scsi Hard-Disk Drives Drive Indicator Error CodesTroubleshooting the Scsi Hard-Disk Drive Remove the drive carrier and install it in another drive bayChecking Inside the Computer Page Installing System Board Options Installing System Board OptionsSystem Board Features Expansion CardsInstalling an Expansion Card Expansion CardsRelocating or Removing an Expansion Card Connect any cables that should be attached to the cardAdding Memory Memory Upgrade KitsSimm Installation Guidelines Sample Simm Configurations Performing a Memory Upgrade Shows the location of the Simm sockets on the memory moduleInstalling SIMMs Removing SIMMs Valid Microprocessor Configurations Remove the left computer cover Remove the microprocessor from the socket Remove the appropriate modulesRemove the heat sink Install the microprocessor in the socket see Fig- ure Unpack the new microprocessorReplacing the RTC Chip Replace the microprocessor securing clipInstall the new RTC chip 13. RTC ChipPage Installing Drives in the External Bays Installing Drives in the External BaysBefore You Begin External Drive Bay HardwareConnecting the Drive Removing and Replacing Front-Panel InsertsScsi Configuration Information Installing Scsi Devices in the External BaysDC Power Cables Remove the computer covers and front bezel Installing a Scsi DevicePrepare the drive for installation Page Configure the controller card if necessary Prepare the tape drive and controller card for installation Remove both computer covers and the front bezelInstalling Drives in the Internal Bays Installing Drives in the Internal Bays 10-1Scsi Hard-Disk Drive Configuration Internal Drive HardwareRemoving and Installing a Scsi Hard-Disk Drive Install any required Scsi device driversScsi Hard-Disk Drive Indicator Patterns Remove the hard-disk driveInstalling Drives in the Internal Bays 10-5 Configuring the Boot Device Partitioning and Formatting Scsi Hard-Disk DrivesRun the diagnostics for your Dell system Getting HelpTechnical Assistance Help ToolsHelp Tools System DocumentationWorld Wide Web on the Internet Commercial Online Services Dell Diagnostics ProgramAutoTech Service TechFax ServiceProblems With Your Order Technical Support ServiceProduct Information TechConnect BBSDell Contact Numbers Returning Items for Warranty Repair or CreditBefore You Call 1344 International Dialing CodesGetting Help 11-7 Dell Contact Numbers AustraliaAustria BelgiumCzech Republic CanadaChina Denmark FinlandFrance GermanyIreland ItalyJapan KoreaLuxembourg MacauMalaysia MexicoNew Zealand NorwayPoland SingaporeTaiwan SwedenSwitzerland Austin, Texas AutoTech Automated technical support Page Diagnostics Checklist Diagnostics Checklist Diagnostic Video Tests Text Mode Character TestVideo Memory Test Video Hardware TestCharacter Attributes Subtest 80 x Character Set Subtest 80 xCharacter Attributes Subtest 40 x Character Set Subtest 40 xTable B-1. Color Attributes Text Mode Color TestColor Attributes Subtest 80 x Text Mode Pages Test Graphics Mode Test320 x 200 16-Color Graphics Mode Screen 640 x 200 16-Color Graphics Mode Screen640 x 350 16-Color Graphics Mode Screen 640 x 480 2-Color Graphics Mode ScreenColor Palettes Test Solid Colors Test Page Jumpers, Switches, and Connectors Jumpers and Switches General ExplanationSwitches JumpersFigure C-1. System Board Jumpers and Switches System BoardTable C-1. System-Board Jumper and Switch Settings Clear Cmos Clear Password Reserved Bios RecoveryVideo Sleep Table C-2. System Board Connectors and Sockets System Board LabelsMicroprocessor Module Figure C-2. Microprocessor Module JumpersTable C-3. Microprocessor Module Jumper Settings Table C-4. Scsi Backplane Board Connectors Scsi Backplane BoardPower-Supply Paralleling Board Figure C-4. Power-Supply Paralleling BoardDisabling a Forgotten Password Table C-5. Power-Supply Paralleling Board ConnectorsAbbreviations and Acronyms Der TelekommunikationDram LIF Verband Deutscher Elektro Index Page Index Page Index Page Switches settings table, C-3 Page Index

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