HP 28642A manual Host adapter Seeadapter, Hp-Pb

Page 56

host adapter

Seeadapter.

HP-PB

Hewlett-Packard Precision Bus. The data, control, and addressingsignal lines for input/output operation on Hewlett-Packard PA-RISC computer systems. HP-PB is the 32-bit system-architectedbus through which the CPU, memory, and input/output adapter cards communicate.

HP-PB card

Seeadapter.

Interface card

Seeadapter.

UO

Input/Output. The computer subsystemthrough which data communicationswith external devicesis performed.

IODC

I/O Dependent Code. In PA-RISC computers,IODC is ROM-based firmware on an adapter card that is usedfor supplying card-dependent information to the host computer. Thii codemay contain test routines that check operation of the card.

LED

Light Emitting Diode, a semiconductor component that emits light when electrically activated to serveasan indicator of operation or state.

loopback

Generally, the processof transmitting known data, and comparing received data with expected results (normally used during troubleshooting, test,or verification procedures).

Glossary 3

Image 56

Contents HP 28642A HP-PB Scsi HP 28655A HP-PB SCSI/ Parallel HP HP 5960-3126 El091Print History Safety Considerations@Hewlett-Packard Company, 1991. AI1rights rcservcd Installation and S&vice HP 28642A and HP 28655A at a Glance Product Description This Book Table of Contents Page Installing HP 28642A/28655AAdapter Lnstalllng the HP 28642A/28655A Adapter Verify Product Contents Prepare to Install the Adapter CardObserve Antlstatic Precautions Gather Tools and Accessories Needed Record Adapter Card Identification InformationTable l-l. Scsi Cables LengthsDescription meters Dependent requirements that are not noted herePeripheral to 92222A Data corruption Installing the Adapter Shut Down the System and SwZtch Off the ComputerRemove CreateCheck the Card’s Hardware Configuration Figure l-4. Default Switch Settings Installing the Adapter Set the Desired Parity-Checking CapabUity= closed = open Installing the Adapter l-9 Set the Scsi Bus AddressScsi Bus AddressVerify that Resistor Packs are Properly Installed Two resistor packsmust be installedInstall and Connect the Card Select an Appropriate SlotHP-Pa Standard Power Symbol Systemperformance implications, if any Record the Slot NumberComputer hardware limitations for l/O cards, if any Prepare the Slot For Use Ignment Hole Page Card guides. If the problem persists,get help Insert the Card into the SlotSupplied with this product provides a thumbscrew connector Attach the Card CablesInstalling the Adapter l-19 Connect Your Peripheral DevicesConnect Your Single-Ended Scsi Devices Properly on the SCSIbusTerminate the Scsi Bus Device operation on the SCSIbus 12. Scsi Bus Example Installing the Adapter Scsi Cable Length ExampleTurnPowerOn to Peripherals, Then to the Computer Connect Your Parallel Device, If ApplicableReassemble your computer Two metersIn/Out Signal Name24Installing the Adapter Pin25 Turn Power On to Peripherals, Then to the Computer Data corruption or loss,or damageto hardwareMPE XL Systems Set Up the Operating SystemHP-UX Systems Verify Operation ServiceInformation Service Information Exchange Assembly Exchange adapter card assemblyField Replaceable Units Flgure 2-1. Location of Board Component FRUsBoard Components Other FRUsSelf-lestFailure Troubleshooting ToolsShould be performed by authorized servicepersonnel only Operation. Refer to your systemreference manuals Boot failure occursSelf-Test Failure LED Scsipba and Centpba Diagnostics Troubleshooting ChecklistDoes any device require a special SCSIterminator? Removal/Replacement Instructions Removal/Replacement of the Card For card removal, follow the procedures belowRemoval/Replacement of Card Components Minimize touching the connector pinsAlso be determined from the,scsipbadiagnostic Service Information 2-lDamagewasextensive, you may need a new component Type and ratingCan continue to operate normally DiagnosticFlgure 2-3. Replacing the Termpwr Fuse Service Information Reshipment Guidelines 1green Technical SpecificationsGeneral IElectrical +5 Vdc IPhysical IEnvironmentalAmerican National StandardsInstitute Backplane ConfigurationGlossary FRU Host adapter Seeadapter HP-PBPrecision Bus See HP-PB Complies with the Scsi specification X3.131 GlossaryParallel port SCSI-2 Termination Index Index tCable Card version...14Identification information...l-4 installing Part number...2-3 Field replaceable units se-eFRUSFRUs...2-3 HP Precision Bus SeeHP-PB HP-PBPhysical specifications...2-16 Index Loopback hood...2-4Power Product contents...13Resistor pack...&10 Self-test failure LED...2-6 shut downStoring adapter cards...l-3 switch During installation/removal..J-6,1-19,2-10Troubleshooting..2-8 Ylrlbo~5960-3126 El091