Inside the Chassis-Front/Left Side View | Dell 4100/200, 4100/180

external drive bays (4)

control panel

expansion slots

internal drive bays (6)

system board

microprocessor sockets

Figure 7-4. Inside the Chassis—Front/Left Side View

Checking Inside the Computer

7-5

Image 56

Dell 4100/200, 4100/180 manual Inside the Chassis-Front/Left Side View

Contents

167$//$7,21$17528%/6+227,1**8 167$//$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 Guide Typographical Conventions Other Documentation You May NeedNotational Conventions Examples autoexec.bat and c\windows Example del drive pathfilename /pPage Introduction Page 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- ter Back Panel Features Reconnect the system to AC power Turn on the systemIs the monitor operating properly? Yes. Go to step Is the keyboard operating properly? Yes. Go to step Is the mouse or printer operating properly? Boot Routine IndicationsLook and Listen System Setup Program Eisa Configuration Utility Messages and Codes System Messages System Messages Guide Speed detected is not System Beep Codes System Beep Codes Diagnostics Messages Alert Log Messages From the Dell HIP Program Dell HIP Alert Log Messages An ECC error has occurred in sys Scsi Hard-Disk Drive Indicator Codes Scsi Hard-Disk Drive Indicator Patterns Finding Software Solutions Installing and Configuring SoftwareUsing Software Error Messages Input Errors Default IRQ Line AssignmentsProgram Conflicts Avoiding Interrupt Assignment Conflicts When to Use the System Diagnostics Running the System DiagnosticsFeatures of the System Diagnostics Ties category Starting the System DiagnosticsFrom the Main Menu, select the RUN System How to Use the System Diagnostics System Diagnostics Screen How to Use the Menu Main Menu CategoriesRun Select Subtest Run Under Subtest Options Option Parameters Pause for User Response Key-Help Test LimitsAbout Quit Tests in the System DiagnosticsSystem Diagnostics Tests System Diagnostics Tests Error Messages Why Run a RAM Test?RAM Test Group Subtests Why Run a System Set Test? System Set Test Group Video Test Group Keyboard Test Group Why Run a Video Test?Why Run a Keyboard Test? Why Run the Mouse Test? Why Run a Diskette Drives Test?Mouse Test Diskette Drives Test Group Serial/Infrared Ports Test Group Why Run a Serial/Infrared Ports Test?Hard-Disk Drives Non-SCSI Test Group Why Run a Parallel Ports Test? Parallel Ports Test Group Why Run a Scsi Devices Test? Scsi Devices Test Group Checking the Equipment Troubleshooting the MonitorRun the system diagnostics software Troubleshooting the Keyboard Troubleshooting I/O Ports Troubleshooting the Basic I/O Functions Enter the System Setup program, and checkChange the setting for the Serial Port 1, Serial Check the contents of the start-up files Attempt another print operation on the parallel printer Troubleshooting a Parallel PrinterTroubleshooting a Serial I/O Device Removing and Replacing the Computer Covers Safety First-For You and the ComputerChecking Inside the Computer Removing the Computer Covers Keylocks on the Computer’s Back Panel Replacing the Computer Covers Removing the Computer Covers Remove 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 Message Troubleshooting a Damaged Computer Troubleshooting the BatteryLet the computer dry for at least 24 hours Check all the board and card connections in the computer Troubleshooting Power Supply Problems Replacing a Power SupplyReseat the battery in its socket. Is the problem resolved? Replace the battery Troubleshooting a Cooling Fan Troubleshooting Power Cable ConnectionsSlide the power supply out of the chassis see Fig- ure Check the cable connections listed in Table Troubleshooting Expansion Cards Replacing a Cooling Fan Reseat the expansion cards in their connectors Correct the system board’s configuration jumper settings Troubleshooting System Memory Run the RAM Test Group in the system diagnosticsEnter the System Setup program to check Turn on the system, including any attached peripherals Troubleshooting the Video Subsystem Reseat the DIMMs in their sockets Remove the video expansion card, and repeat steps 11 Troubleshooting the System BoardCheck the system-board configuration jumpers Troubleshooting the Diskette Drive Subsystem Checking the Diskette Drive Subsystem Repeat steps 1 and 2, and remove all expansion cards Diskette-Drive Subsystem TroubleshootingCheck the diskette drive cabling Troubleshooting a Scsi Tape Drive Troubleshooting Scsi Hard-Disk Drives Drive Indicator Error Codes Scsi Hard-Disk Drive Troubleshooting Page Installing System Board Options System Board Features Expansion Cards Expansion Cards Connect any cables that should be attached to the card Installing an Expansion CardRemoving an Expansion Card Adding Memory Memory Upgrade KitsDimm Installation Guidelines Performing a Memory Upgrade Sample Dimm Configurations Installing DIMMs Remove the heat sink Remove the microprocessor chip from the socket Install the microprocessor chip in the socket see Figure Unpack the new microprocessor Installing the Microprocessor Chip Replace the microprocessor securing clip Egories match the new system configuration Replacing the BatteryPress F2 to enter the System Setup program, Remove the battery 11. Battery RemovalPage Installing Drives in the External Bays External Drive Bay Hardware Removing and Replacing Front-Panel Inserts Connecting the DriveBefore You Begin Installing Scsi Devices in the External Bays Scsi Configuration Information Installing a Scsi Device Prepare the drive for installation Attaching Drive Rails Remove the computer covers and front bezel Configure the controller card if necessary Prepare the tape drive and controller card for installation Page Installing Drives in the Internal Bays Installing Drives in the Internal Bays 10-1 Scsi Hard-Disk Drive Configuration Removing and Installing a Scsi Hard-Disk Drive Removing a Scsi Hard-Disk Drive Scsi Hard-Disk Drive Indicator Patterns Remove the hard-disk drive Remove the computer cover Remove the Ultra/Wide Scsi cable from the computer Backplane Configuring the Boot Device Partitioning and Formatting Scsi Hard-Disk DrivesPage Run the diagnostics for the Dell system Getting HelpTechnical Assistance Help Tools Help Tools System DocumentationWorld Wide Web on the Internet Commercial Online Services Dell Diagnostics ProgramAutoTech Service TechFax Service Problems With an Order Technical Support ServiceProduct Information Automated Order-Status System Returning Items for Warranty Repair or Credit Dell Contact Numbers International Dialing Codes Dell Contact Numbers AustraliaAustria Belgium Canada Czech Republic Denmark FinlandFrance Germany Ireland ItalyJapan Korea Luxembourg MalaysiaMexico Netherlands New Zealand NorwayPoland Singapore Sweden Switzerland Austin, Texas Getting Help Diagnostics Checklist Before You Call Diagnostics Checklist Appendix B Diagnostic Video Tests Text Mode Character TestVideo Memory Test Video Hardware Test Character Attributes Subtest 80 x Character Set Subtest 80 xCharacter Attributes Subtest 40 x Character Set Subtest 40 x Table B-1. Color Attributes Text Mode Color TestColor Attributes Subtest 80 x Text Mode Pages Test Graphics Mode Test 320 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 Screen Color Palettes Test Jumpers Jumpers and SwitchesSwitches Jumpered Unjumpered Reserved do not change Table C-2. System Board Connectors and Sockets System Board Labels Remove the jumper plug from the Pswd jumper Disabling a Forgotten PasswordTable C-3. Scsi Backplane Board Connectors Page Abbreviations and Acronyms Der Telekommunikation DS/DD MBR Verband Deutscher Elektro