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Compaq C240, C180, C200, C360, C160 manual Solving Problems

Models: C160 C360 C180 C240 C200

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Solving Problems

This chapter contains information to help you determine what’s wrong with your system when you have problems. If you have a problem that isn’t listed in this chapter, or if your problem persists, contact your designated service representative. When calling for service, always have your system’s model number and serial number ready.

This chapter is divided into the following sections

•Common problems and solutions

•Interpreting LED error codes

•Dealing with a boot failure

•Running system veriﬁcation tests

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Compaq C240, C180, C200, C360, C160 manual Solving Problems

Contents

Model C160 / C180 / C200 / C240 / C360 Owner’s Guide HP Part No. A4200-90050 Edition E1298HEWLETT-PACKARD Warranty Statement Iii Page Contents Contents Using Your Digital Data Storage DDS Tape Drive Using Your 3.5-Inch Floppy Disk DriveSolving Problems Safety and Regulatory StatementsChanging Your Workstation’s Hardware Conﬁguration Emissions Regulations Compliance AcousticsReplacing the Battery Changing Your Monitor Type Scsi ConnectionsBoot Console Interface Determining Scsi Bus LengthXii Preface Safety and Regulatory Statements AudienceRelease Documents Related Manuals Revision HistoryDocumentation Conventions Literal valuesProblems, Questions, and Suggestions Xviii Product Information Product Information Product Description EISA/GSC System Power Switch System Unit Front Panel ControlsSystem Unit Front Panel Controls Power LED System LEDsAudio Controls Next to the system LEDs are the following audio controlsStorage Device Controls and Features CD-ROM Drive Controls and FeaturesCD-ROM Drive Controls and Features Control/Feature PurposeDDS-DC Early Model Drive Controls and Indicators DDS-DC Later Model Drive Controls and IndicatorsTape Clean Floppy Drive Controls and Features Floppy Drive Controls and FeaturesSystem Unit Rear Panel Connectors System Unit Rear Panel Connectors Pullout CardSecurity Loop Audio Connectors Input Sensitivity/Impedance Signal to NoiseAudio Electrical Speciﬁcations Frequency Response Max Output Level/ImpedancePS/2 Keyboard and Mouse Connectors HP Parallel I/O ConnectorNetwork Connectors Serial Input/Output Connectors Serial I/O Pins Pin No Signal DescriptionScsi Connectors Power Cord ConnectorTOC Button Monitors Keyboard Pointing DevicesOperating System Overview Using Your CD-ROM Drive Using Your CD-ROM Drive CD-ROM Drive and CD-ROM Media Descriptions CD-ROM DriveControls and Features CD-ROM Drive Operating Controls and Features CD-ROM Media Caring for CD-ROM DiscsDisc Tray Description Operating the CD-ROM DriveLoading and Unloading a CD-ROM in the Disc Tray CD-ROM Disc TrayLoading a CD-ROM Disc in a Horizontally Mounted Drive Placing a CD-ROM Disc in a Horizontally Mounted DriveUnloading a CD-ROM Disc in a Horizontally Mounted Drive Removing a CD-ROM Disc From a Horizontally Mounted DriveLoading a CD-ROM Disc in a Vertically Mounted Drive Releasing the Disc Holder RetainersPlacing a CD-ROM Disc in a Vertically Mounted Drive Unloading a CD-ROM Disc in a Vertically Mounted Drive Removing a CD-ROM Disc From a Vertically Mounted DriveVerifying the CD-ROM Drive Operation Usr/sbin/ioscan -d sdisk ReturnMounting a CD-ROM Disc Using SAM Mounting and Unmounting a CD-ROM DiscSam Return Peripheral Devices SystemsFrom the Actions menu, click on Add a Hard Disk Drive Unmounting a CD-ROM Disc Using SAM Floppy, and Hard DisksReading the Busy Light Defective disc Troubleshooting Troubleshooting Using Your Digital Data Storage DDS Tape Drive Using Your Digital Data Storage DDS Tape Drive Storage Capacities DDS Tape Drive and Data Cassette DescriptionsDDS Drive DDS-2 DDS Tape Drive Tape Drives MeterControls and Indicators DDS-2 Drive Controls and IndicatorsLEDs DDS-DC Early Model Tape Drive LED Display CodesDDS-DC Later Model and DDS-2 Tape Drive LED Display Codes LED Warning ConditionsData Cassettes Media LifeCleaning the Tape Heads Media RestrictionsSetting the Write-Protect Tab on a Data Cassette Setting the Write-Protect Tab on a DDS TapeOperating the DDS Tape Drive Loading and Unloading a Data CassetteLoading and Unloading a Data Cassette Verifying the DDS Tape Drive Operation Usr/sbin/ioscan -d stapeUsing Device Files Archiving Data Writing to a Data CassetteRestoring Files from a Data Cassette to Your System Listing the Files on a Data CassetteTar -tvf /dev/rmt/devicefile Further Command Information Man tarOrdering Information Using Your 3.5-Inch Floppy Disk Drive Using Your 3.5-Inch Floppy Disk Drive Using the Floppy Diskette Setting the Write-Protect Tab on a DisketteSetting the Write-Protect Tab on a Floppy Diskette Inserting and Removing a Diskette Inserting and Removing a Floppy DisketteVerifying the Floppy Drive Configuration Operating the Floppy DriveIoscan From the Actions menu, click on View More Information Formatting a New Diskette Mediainit -i 2 devicefileTransferring Data To and From a Floppy Diskette Saving Files to a Floppy DisketteRestoring Files from a Floppy Diskette to Your System Listing the Files on a Floppy Diskette Tar -tvf deviceﬁleFor More Information Configuring the Floppy Driver Troubleshooting Solving Problems Solving Problems Power -up Problems Common Problems and SolutionsProblems with Powering Up the System Problem SolutionProblems Loading and Booting the Operating System Problems Loading and Booting the Operating SystemProblems with the 802.3 Network Problems with the 802.3 NetworkProblems Using a Hard Disk Drive Problems Using a Hard Disk DriveProblems Using the CD-ROM Drive Problems Using the CD-ROM DriveProblems Using the DDS Tape Drive Problems Using the DDS Tape DriveProblems Using the Floppy Disk Drive Problems Using the Floppy Disk DriveLED Error Codes System Unit Front Panel LEDsLikely cause SIMMs or processor LED Error Codes Dealing with a Boot Failure Running System Verification Tests Man cstm Man mstm Man xstmCstm Cstm verify allRunning System Veriﬁcation Tests Safety and Regulatory Statements Safety and Regulatory Statements Declaration of Conformity Declaration of Conformity Special Video Configuration Statements For EN55022 or Cispr 22 ApplicationsFor FCC Applications Emissions Regulations Federal Communications Commission FCCEmissions Regulations Compliance Vcci Class B ITE Japan Korea RRL EMI Class aElectrostatic Discharge ESD Precautions AcousticsRegulation On Noise Declaration For Machines -3. Gsgv Safety Statement Laser Safety Statement U.S.A. Only Visible LEDsSafety and Regulatory Statements Safety and Regulatory Statements Changing Your Workstation’s Hardware Configuration Also, read the ESD Precautions in Appendix a of this guide Checking the Scsi IDs Usr/sbin/ioscan -f102 Preparing Your Workstation Removing the Floor Stand Installing Storage Devices Default Scsi IDs Ultra or Fast, Wide Scsi Devices Preparing to Install Your Storage DeviceConfiguring your Storage Device Single-Ended Scsi Devices107 Storage Device Cable Routing Removing the Storage TrayInstalling a CD-ROM or a DDS-Format Tape Drive Removing a Disk Filler Panel110 Installing a Floppy Drive Installing a Floppy Drive Installing a Hard Disk Drive in Position Installing a Hard Disk Drive in Position Installing a Hard Disk Drive in Position 3 or Position Removing the Disk Interconnect BoardInstalling a Hard Disk Drive Installing the Disk Interconnect Board Installing the Storage Tray Assembly Replacing the Storage Tray119 Configuring a Hard Disk Drive 121 Removing the Main Tray Assembly Removing Main Tray Assembly123 Replacing the Main Tray Assembly Replacing the Main Tray Assembly125 Installing Additional Memory C160/C180/C200/C240/C360 Memory Module Location Installing Memory Modules 129 Installing the Egram Enhanced Graphics RAM Module C160/C180 Rotating the Eisa FanRemoving the Eisa Slider and Retainer Installing the Egram Module Installing an Option Board Rotating the Eisa FanInstalling the Eisa Retainer and Eisa Slider Securing the Fan Installing an EISA, PCI, or GSC Option Board Option Slots from Outside the System UnitSpecial Video Configuration Statements Graphics Adapter ConsiderationsGraphics Paths Graphics Configuration Restrictions 140 Installing the Option Board Rotating the FanRemoving the Eisa Retainer Removing the Eisa Slider and Blank Plate 143 144 145 Replacing the Battery Removing the Battery147 Setting the Monitor Type from the Boot Console Interface Setting the Monitor Type at Power OnChanging Your Monitor Type Changing the Console to External Terminal 150 Scsi Connections 152 Scsi Bus Differences Fast, Wide Dif FerentialAddress 7 is reserved for host controller use on all buses 154Scsi Priority AddressScsi Restrictions Cables157 Connectors and Terminators NSE Scsi Bus Conﬁguration Constraints Scsi Configuration ConstraintsNarrow, Single-ended Scsi Bus Configuration Constraints Maximum Number of NSE Scsi DevicesFast, Wide, Differential Scsi Bus Configuration Constraints Ultra, Wide-SE Scsi Bus Configuration ConstraintsUltra, Wide-SE Scsi Bus Conﬁguration Constraints Determining Scsi Bus Length Narrow, Single-Ended Scsi Bus LengthBus Length Worksheet for Narrow Single-Ended Scsi Bus Fast, Wide Differential Scsi Bus Length 164 Ultra, Wide, Single-Ended Scsi Bus Length Subtotals Total Ultra, Wide SE Scsi Bus Length = Assigning Scsi Device IDs Narrow Single-Ended Scsi Device IDs 168Internal Device Drives External Device DrivesFast, Wide Differential Scsi IDs C160/C180/C200 Upgrades Fast, Wide Differential Scsi Device Drives and Device IDUltra, Wide Scsi IDs Ultra, Wide SE Scsi Device Drives and Device IDConnecting to the Scsi Ports Rear Panel Scsi Connectors without TerminatorsSystem Scsi Port Connection 173 174 Boot Console Interface 176 Boot Console Interface Features 178 179 180 181 Accessing the Boot Console Interface To access the boot console interface, follow these stepsBooting Your Workstation ISL hpux /stand/vmunix.prev Searching for Bootable Media CtrlResetting Your Workstation Displaying and Setting Paths Mnemonic Style Notation Type Speciﬁcation FormatDisplaying and Setting the Monitor Type Monitor CommandMonitor Displaying the Current Monitor Configuration Setting the Monitor Type 192 To restart the monitor selection process, press TAB 194 Displaying the Current Memory Configuration Detailed Memory Configuration Table SPA Group Memory Information Sample197 Displaying the Status of the System I/O Setting the Auto Boot and Auto Search Flags Autosearch searches for devices in the following order Displaying and Setting the Security Mode SecureSecure on Secure off Displaying and Setting the Fastboot Mode To enable fastboot, type the following at the promptDisplaying the LAN Station Address Configure and Display LAN Settings AUTOdetect205 Displaying System Information Displaying PIM Information 208 Bootstrap service See boot GlossaryGlossary 211 212 Iconify See iconize 214 Option See command option Mouse pointer See pointerRoot See superuser Scsi See Small Computer System In- terfaceSystem name See internet protocol address Utility See utility program Working directory See current work- ing directory219 220 Index 222 223 224