HP 28642A HP-PB Scsi HP 28655A HP-PB SCSI/ Parallel
HP HP
5960-3126 El091
Safety Considerations
@Hewlett-Packard Company, 1991. AI1rights rcservcd
Print History
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
Prepare to Install the Adapter Card
Observe Antlstatic Precautions
Verify Product Contents
Gather Tools and Accessories Needed
Record Adapter Card Identification Information
Dependent requirements that are not noted here
Peripheral to 92222A
Table l-l. Scsi Cables LengthsDescription meters
Remove
Data corruption Installing the Adapter
Shut Down the System and SwZtch Off the Computer
Create
Check the Card’s Hardware Configuration
Figure l-4. Default Switch Settings Installing the Adapter
Set the Desired Parity-Checking CapabUity
Scsi Bus
= closed = open Installing the Adapter l-9
Set the Scsi Bus Address
Address
Verify that Resistor Packs are Properly Installed
Two resistor packsmust be installed
Install and Connect the Card
Select an Appropriate Slot
HP-Pa Standard Power Symbol
Record the Slot Number
Computer hardware limitations for l/O cards, if any
Systemperformance implications, if any
Prepare the Slot For Use
Ignment Hole
Page
Card guides. If the problem persists,get help
Insert the Card into the Slot
Supplied with this product provides a thumbscrew connector
Attach the Card Cables
Connect Your Single-Ended Scsi Devices
Installing the Adapter l-19
Connect Your Peripheral Devices
Properly on the SCSIbus
Terminate the Scsi Bus
Device operation on the SCSIbus
12. Scsi Bus Example Installing the Adapter
Scsi Cable Length Example
Reassemble your computer
TurnPowerOn to Peripherals, Then to the Computer
Connect Your Parallel Device, If Applicable
Two meters
Signal Name
24Installing the Adapter
In/Out
Pin25
Turn Power On to Peripherals, Then to the Computer
Data corruption or loss,or damageto hardware
Set Up the Operating System
HP-UX Systems
MPE XL Systems
Verify Operation
ServiceInformation
Service Information
Field Replaceable Units
Exchange Assembly
Exchange adapter card assembly
Flgure 2-1. Location of Board Component FRUs
Board Components
Other FRUs
Troubleshooting Tools
Should be performed by authorized servicepersonnel only
Self-lestFailure
Boot failure occurs
Self-Test Failure LED
Operation. Refer to your systemreference manuals
Scsipba and Centpba Diagnostics
Troubleshooting Checklist
Does any device require a special SCSIterminator?
Removal/Replacement Instructions
Removal/Replacement of the Card
For card removal, follow the procedures below
Also be determined from the,scsipbadiagnostic
Removal/Replacement of Card Components
Minimize touching the connector pins
Service Information 2-l
Damagewasextensive, you may need a new component
Type and rating
Diagnostic
Flgure 2-3. Replacing the Termpwr Fuse Service Information
Can continue to operate normally
Reshipment Guidelines
Technical Specifications
General
1green
IElectrical +5 Vdc
IPhysical IEnvironmental
Configuration
Glossary
American National StandardsInstitute Backplane
FRU
Host adapter Seeadapter
HP-PB
Complies with the Scsi specification X3.131 Glossary
Parallel port
Precision Bus See HP-PB
SCSI-2
Termination
Index
Index t
Cable
Card version...14
FRUs...2-3
Identification information...l-4 installing
Part number...2-3 Field replaceable units se-eFRUS
HP Precision Bus SeeHP-PB HP-PB
Physical specifications...2-16 Index
Loopback hood...2-4
Resistor pack...&10
Power
Product contents...13
Self-test failure LED...2-6 shut down
Troubleshooting..2-8
Storing adapter cards...l-3 switch
During installation/removal..J-6,1-19,2-10
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5960-3126 El091