Figure D-6. J3 and J4 Jumper Settings | NCR S26 manual

SCSI Channel Configurations

Connect the second set pins for both jumpers J3 and J4 as shown in the figure

below.
Figure D-6. J3 and J4 Jumper Settings
J3	J4

The table below lists the terminator settings for the dual-channel configuration.

Table D-2. Terminator Settings for Dual-Channel Configuration

Terminator	Setting

With External Device
RA1, RA2, RA3	Removed
RA4, RA5, RA6	Installed
Without External Device
RA1, RA2, RA3	Installed
RA4, RA5, RA6	Installed

Note: Be sure the terminator switches are set to the right (split) position when installing a dual-channel configuration.

D-10	Hot Plug Backplane

Image 150

NCR S26 manual Figure D-6. J3 and J4 Jumper Settings

Contents

NCR S26 Hot Plug Server Page Contents Using the Bios Setup Utility Adding and Replacing Components Using the System Utilities IRQ/DMA Sample Configurations Watt Power Supply RequirementsError Messages Hot Plug Backplane System Support Log ViiiContents About This Book Who Should Read This Book Enter Conventions Used in This BookRelated Publications + Y Installation and Documentation Overview Chapter Where to Start Step What to Do How to Do It Where to Find Information Documentation and Additional Help Documentation Additional Help Declaration of the Manufacturer or Importer Safety ComplianceCompliance and Regulatory Statements Electromagnetic Compatibility EMC Electromagnetic Compatibility Notice USA FCC Declaration of Conformity Product Type Colred Electromagnetic Compatibility Notices International Using System Features ESD Precautions Identifying System Features Front View Identifying System Features Identifying the Rear Panel Features Rear Panel Features Positioning the System Arranging the System in a Stable Position Bottom View Allowing for Air Circulation Bottom View Opening the System Opening the System Opening the Cabinet Housing Configuring the System Board FeaturesMajor Components System Board Layout Jumper Settings System Board Jumper Locations Connector Functions Connector FunctionsJumper Settings Jumper Setting Function SW1 Adding and Replacing Components Adding and Replacing Components Installing CPU Boards InstallationTypes of CPU Boards Installing CPU Boards Upgrading the Memory ConfigurationsMemory Configurations Bank Total Memory Restrictions Installing and Removing SIMMs Simm Sockets Installing SIMMs Installing a Simm Removing SIMMs Removing a Simm Reconfiguring the System Installing a Video Memory Chip Upgrading the Video Memory Expanding the PCI System Installing PCI Devices Using the Scsi Feature Installing and Removing Expansion Boards Identifying Expansion Boards Installing an Expansion Board Removing a Bracket Installing a Board Removing an Expansion Board Installing Drives Removing the Upper Front Panel Cover and Frame Installing a 3.5-inch Peripheral Drive Securing the Drive on the Frame 10. Securing the Drive Installing a 5.25-inch Peripheral Drive 11. Securing the Drive Guides 12. Inserting the Drive into the Drive Bay Installing a Hot Plug Fixed Disk Drive Removing a 5.25-inch Peripheral Drive Installing Drives Using the Bios Setup Utility When to Use the Bios Setup Utility Run Setup Message Repeatedly ReceivedBefore Running Setup Entering Setup Bios Utility Basic System Configuration Basic System Configuration Menu, Date and Time Diskette Drives DateTime IDE Hard Disk Drives Selecting the Auto Option Communication Settings System MemorySelecting the User Option On Board IDE Enhanced IDE FeaturesHard Disk Block Mode Hard Disk Size 504 MB Auto Configuration Mode Large Memory Support ModeNum Lock After Boot Memory Test Fast Boot Mode Advanced System Configuration Advanced System Configuration, Page One Internal Cache CPU Cache ECC/Parity Mode SelectionShadow RAM External Cache Memory at 15 MB 16 MB Operation of ECC PCI System Configuration PCI IRQ Setting Onboard VGA VGA Palette SnoopPCI Slots Onboard Scsi Boot Device Onboard Scsi Non-PnP ISA Card Configuration Non-PnP ISA Card Configuration, Page One Non-PnP ISA Card Configuration, Page Two Expansion ROM Region Region Power Saving Configuration Power Management ModePower Saving Configuration IDE Hard Disk Standby Timer System Suspend TimerSystem Wake Up Events System Security Disk Drive Control Onboard Communication Ports System Boot DriveDrive Control Settings Diskette Drive Serial Port 1 Base Address Serial Port 1 SettingsSerial Port 2 Settings Serial Port 2 Base Address Parallel Port Settings Parallel Port Operation Mode SettingsSetting Function If You Forget the Password Setup PasswordSetting a Password Onboard PS/2 Mouse IRQ Power On Password Remote Diagnostic Configuration Load Setup Default Settings Leaving Setup Hard Disk Drive Types Hard Disk Drive TypesType Cylinders Heads Sectors Per Track Type Cylinders Heads Sectors Per Track Type Cylinders Heads Sectors Per Track Type Cylinders Heads Sectors Per Track Using the System Utilities Identifying the System Utilities Using the AFlash Bios Utility Executing AFlash Quick Way to Execute AFlash Using the Eisa Configuration Utility FunctionsMaking Menu Selections Using the Keyboard Using the MouseKeyboard Function Keys Accessing the ECU Getting HelpMain Menu Setting the Date and Time Learn About Configuring Your ComputerConfigure Computer Steps in configuring your computer Maintain System Configuration Diskette Maintain System Configuration DisketteExit from this Utility Configuring Your Computer Initially Important Eisa configuration information Examine Switches or Print Report Examine switches or print report Using the Eisa Configuration Utility Save and Exit Save and Exit Adding or Removing Boards Adding Boards Add or Remove Boards Viewing or Editing Configuration Details Removing a Board See the next page for continuation of the above screen Standard VGA Resources Watt Power Supply Requirements Appendix a Table A-1 -Watt Power Supply Input Requirements Input RequirementsInput Nominal Frequency Variations Table A-2 -Watt Power Supply Output Requirements Output Requirements Output Requirements Error Messages Appendix B Types of Error Messages Software Error Messages System Error Messages Table B-1. Error MessagesMessage Action Mmmmssssooo WXXXX,RYYYY Correcting Error Conditions Sample Configurations Appendix C Types of Sample Configurations Sample Standard Configuration Installing the Hardware Configuring the System Settings Basic System Configuration Advanced System Configuration Non-PnP ISA Card Configuration Power Saving Configuration Remote Diagnostic ConfigurationSystem Security Configuring the PCI Adapters Configuring the Scsi Adapters and Drives Sample Standard Configuration If the ECU Will Not Boot Configuring Memory and Other Baseboard Settings Keyboard Port Enabled as LPT1 3BCh Sample RAID Configuration Install the PCI Ethernet Adapter in PCI slot Advanced System Configuration Power Saving Configuration Sample RAID Configuration On Board PS/2 Mouse IRQ Configuring the Scsi Adapters and Drives Press Esc to return to previous menu Configuring the Memory and Other Baseboard Settings Enabled as LPT1 3BCh Configuring the Mylex RAID Array Group Hot Plug Backplane Appendix D Features Major Components Hot Plug Backplane Figure D-1. Hot Plug Backplane Components Hot Plug Scsi Drive Tray Figure D-2. Hot Plug Scsi Drive Tray Components Scsi Channel Configurations Single-Channel Configuration Figure D-3. Single-Channel Configuration Terminator Setting With External Device Without External Device Dual-Channel Configuration Figure D-5. Dual-Channel Configuration Figure D-6. J3 and J4 Jumper Settings Setting Hard Disk ID Options Strapping the Scsi IDs on the Backplane ID # Table D-3. Scsi Drive ID Settings Strapping the Scsi IDs on the Drive Installation Using the System Board Scsi Connectors Figure D-9. Installing the Hot Plug Backplane Secure the drive to the tray with four screws Figure D-12. Installing the Hot Plug Drive Tray Using an Add-on Scsi Controller Board Installation Using the Hot Plug Feature System Support Log Appendix E Introduction System Identification NCR Hardware Support Services NCR On-Site Hardware Support ServicesNCR Technical Support Web Site NCR Support Phone Numbers Before Placing a Hardware Support CallPlacing a Hardware Support Call Placing a Software Support Call List of NCR Support Telephone Numbers NCR Faxback System United States Support Other Areas Support Table E-1. Support Telephone Numbers for Specific CountriesCountry Toll-free number Toll number PRC Customer Support Agreement Overview Support Services System Numbers NCR Support Phone Numbers Priority Plus Next Day Placing a Hardware Support Call Placing a Software Support Call One Log for All Service Hardware RecordsDifferent Types of Logs Hardware Records Hardware Log CustomerEntry UUU UUU UUU UUU UUU UUU UUU Software Records This page intentionally left blank Software Product Log System Product Serial Number Software Product Log Software Product Log Software Product Log System Software Log Customer Entry NCR Entry Problem Symptom Failure#, error# System Software Log System Software Log System Software Log System Software Log System Software Log System Software Log Adapter Board Locations Current System ConfigurationHardware Configuration Report System Equipment List Adapter Board Locations PCI Slot PCI Slot 5 Shared Eisa Slot 3 Shared System Equipment List System Equipment List Hardware Configuration Preventive Maintenance General Customer Preventive Maintenance GuidelinesCentral Processor Unit CPU Tape Drives General Customer Preventive Maintenance ProceduresDisk Drives Plotters Preventive Maintenance Preventive Maintenance Timetable Worksheet Product Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Preventive Maintenance Timetable Worksheet Preventive Maintenance Reference Sheet Preventive Maintenance Reference Sheet Installation Records Customer Support Agreement List of NCR Support Telephone Numbers NCR Faxback SystemUnited States Support Country Number Index IDE Ventilation Index Index-4