API UP2000+ User manual

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© 2000 Alpha Processor, Inc. All rights reserved.
Part #: 51-0042-1B
Date: 7/24/00
Alpha Processor, Inc.
A Samsung Company
130C Baker Avenue Extension
Concord, MA 01742
Tel: [phone]
Fax: [phone]
Alpha Processor, Inc. reserves the right to make changes in its products without notice in
order to improve design or performance characteristics.
This document is considered to be preliminary with further revisions and corrections in
process. Alpha Processor, Inc. makes no representations or warranties with respect to the
accuracy or completeness of the contents of this publication or the information contained
herein, and reserve the right to make changes at any time, without notice. Alpha Processor,
Inc. disclaims responsibility for any consequences resulting from the use of the information
included in this publication.
This publication neither states nor implies any representations or warranties of any kind,
including but not limited to, any implied warranty of merchantability or fitness for a
particular purpose. Alpha Processor, Inc. products are not authorized for use as critical
components in life support devices or systems without Alpha Processor, Inc.’s written
approval. Alpha Processor, Inc. assumes no liability whatsoever for claims associated with
the sale or use (including the use of engineering samples) of Alpha Processor, Inc. products
exceptasprovidedin AlphaProcessor, Inc.’sTermsandConditionsof Saleforsuchproducts.
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Product names used in this publication are for identification purposes only and may be
trademarks of their respective companies.
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The information in this publication is preliminary, and is believed to be accurate at the time
of publication. Alpha Processor, Inc. makers no representations or warranties with respect
to the accuracy or completeness of the contents of this publication or the information
contained herein, and reserves the right to make changes at any time, without notice.

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Date Rev Description
6/22/00 51-0042-1A UP2000+ User Manual first product release. This manual describes
the Alpha Processor, Inc. part number UP2000-B1.
7/24/00 51-0042-1B Add DDR Slot B support.

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Revision History iii
Table of Contents iv
List of Figures . . . . . . . . . . . . . . . . . vii
List of Tables . . . . . . . . . . . . . . . . . . viii
Preface x
Chapter 1 Introduction 1-1
1.1 Features. . . . . . . . . . . . . . . . . . . . 1-1
1.2 System Components . . . . . . . . . . . . . . . 1-3
Chapter 2 System Configuration 2-1
2.1 Board Layout and Components . . . . . . . . . . . 2-1
2.1.1 Configuration Requirements . . . . . . . . . . . 2-1
2.1.2 SCSI Connections . . . . . . . . . . . . . . . 2-4
2.1.3 Status Indicators. . . . . . . . . . . . . . . . 2-4
2.2 Memory Configuration . . . . . . . . . . . . . . 2-4
2.3 Configuration Jumpers . . . . . . . . . . . . . . 2-6
2.3.1 Processor Voltage Selection . . . . . . . . . . . . 2-6
2.3.2 Serial Remote Reset Disable. . . . . . . . . . . . 2-7
2.3.3 Diagnostics and Flash Recovery . . . . . . . . . . 2-7
2.3.4 Flash Write Protection. . . . . . . . . . . . . . 2-8
2.3.5 Cache Disable . . . . . . . . . . . . . . . . 2-8
Chapter 3 Electrical and Physical Data 3-1
3.1 Power Specifications . . . . . . . . . . . . . . . 3-1
3.1.1 Power Connectors . . . . . . . . . . . . . . . 3-1
3.1.2 Power Supply . . . . . . . . . . . . . . . . 3-2
3.1.3 Estimated Maximum Power Consumption . . . . . . 3-3
3.2 Environmental Specifications . . . . . . . . . . . . 3-4
3.2.1 Safety . . . . . . . . . . . . . . . . . . . 3-5
3.2.2 EMI . . . . . . . . . . . . . . . . . . . . 3-5
3.2.3 Thermal . . . . . . . . . . . . . . . . . . 3-5
3.3 Enclosure Requirements . . . . . . . . . . . . . . 3-7
3.3.1 Pedestal Installations . . . . . . . . . . . . . . 3-8
3.3.2 PowerRAC Chassis 320 Installations. . . . . . . . . 3-9
3.4 Physical Parameters . . . . . . . . . . . . . . . 3-10
3.4.1 UP2000+ Motherboard Parameters . . . . . . . . . 3-10
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3.4.2 Alpha Slot B Module Parameters . . . . . . . . . . 3-10
3.4.3 UP2000+ Motherboard Mounting Hole Specifications. . . 3-10
3.4.4 I/O Shield. . . . . . . . . . . . . . . . . . 3-12
Chapter 4 Software Support 4-1
4.1 Software Overview . . . . . . . . . . . . . . . . 4-1
4.1.1 SROM Code . . . . . . . . . . . . . . . . . 4-1
4.1.2 Alpha SRM Console . . . . . . . . . . . . . . 4-1
4.1.3 Operating System . . . . . . . . . . . . . . . 4-1
4.2 Alpha SRM Console . . . . . . . . . . . . . . . 4-2
4.2.1 Invoking the SRM Console . . . . . . . . . . . . 4-2
4.2.2 Command Summary . . . . . . . . . . . . . . 4-2
4.2.3 Displaying the System Configurations . . . . . . . . 4-6
4.2.4 Booting the Operating System . . . . . . . . . . . 4-10
4.2.5 Updating Firmware . . . . . . . . . . . . . . 4-11
4.2.6 Using Environment Variables . . . . . . . . . . . 4-12
4.2.7 Environment Variable Summary . . . . . . . . . . 4-13
4.2.8 Finding Help . . . . . . . . . . . . . . . . . 4-22
4.3 Installing the Linux Operating System . . . . . . . . . 4-23
4.3.1 Requirements. . . . . . . . . . . . . . . . . 4-24
4.3.2 Setting Environmental Variables . . . . . . . . . . 4-24
4.3.3 Starting the Linux OS Installation. . . . . . . . . . 4-26
4.3.4 After Installing Linux . . . . . . . . . . . . . . 4-27
Chapter 5 Troubleshooting 5-1
5.1 Hardware Startup . . . . . . . . . . . . . . . . 5-1
5.1.1 No Video Present . . . . . . . . . . . . . . . 5-1
5.1.2 LED Status Indicators . . . . . . . . . . . . . . 5-1
5.1.3 POST Codes . . . . . . . . . . . . . . . . . 5-2
5.1.4 Beep Codes . . . . . . . . . . . . . . . . . 5-3
5.2 Error Recovery . . . . . . . . . . . . . . . . . 5-4
5.2.1 Error Conditions . . . . . . . . . . . . . . . 5-4
5.2.2 Error Recovery Procedure . . . . . . . . . . . . 5-5
Appendix A Connectors and Pinouts A-1
A.1 Power Connector Pinouts . . . . . . . . . . . . . A-2
A.2 Non-standard Connections . . . . . . . . . . . . . A-3
A.3 Standard Connectors . . . . . . . . . . . . . . . A-7
Appendix B Support, Products and Documentation B-1
B.1 Customer Support . . . . . . . . . . . . . . . . B-2
B.2 Supporting Products . . . . . . . . . . . . . . . B-2

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B.3 Alpha Products . . . . . . . . . . . . . . . . . B-2
B.4 Documentation . . . . . . . . . . . . . . . . . B-3
Index Index-1
Publication Evaluation Form Form-1

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Figure: 1-1 UP2000+ Functional Block Diagram . . . . . . . . . . 1-4
2-1 UP2000+ Motherboard Layout . . . . . . . . . . . . 2-2
2-2 Memory Subsystem . . . . . . . . . . . . . . . . 2-5
2-3 Configuration Jumper Blocks . . . . . . . . . . . . 2-6
3-1 Power Connectors . . . . . . . . . . . . . . . . 3-2
3-2 Thermally-sensitive Components . . . . . . . . . . . 3-6
3-3 Mounting Hole Specifications . . . . . . . . . . . . 3-11
5-1 LED Locations. . . . . . . . . . . . . . . . . . 5-2
5-2 J29 Firmware Configuration Jumper Block . . . . . . . . 5-4
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Table: 1-1 UP2000+ Product Features . . . . . . . . . . . . . 1-1
2-1 UP2000+ Motherboard Jumper and Connector Component List 2-3
2-2 Diagnostics and Flash Recovery Configuration Settings (J29) . 2-7
3-1 Recommended Power Supply . . . . . . . . . . . . 3-2
3-2 Estimated Power Consumption–UP2000+ Motherboard . . . 3-3
3-3 Estimated Power Consumption–Primary Alpha Slot B Module,
8 MB L2 Cache . . . . . . . . . . . . . . . . . 3-4
3-4 Estimated Power Consumption–Secondary Alpha Slot B Module,
8 MB L2 Cache . . . . . . . . . . . . . . . . . 3-4
3-5 Environmental Requirements . . . . . . . . . . . . 3-4
3-6 Maximum Component Case Temperatures . . . . . . . . 3-7
3-7 UP2000+ Motherboard Physical Parameters . . . . . . . 3-10
3-8 Alpha Slot B Module Physical Parameters . . . . . . . . 3-10
3-9 Rear Panel I/O Connectors . . . . . . . . . . . . . 3-12
4-1 Summary of SRM Console Commands . . . . . . . . . 4-3
4-2 SRM Console Commands Syntax . . . . . . . . . . . 4-4
4-3 SRM Console Special Characters . . . . . . . . . . . 4-5
4-4 Device Naming Convention . . . . . . . . . . . . . 4-8
4-5 PCI Address Assignments . . . . . . . . . . . . . 4-8
4-6 Boot Command Options . . . . . . . . . . . . . . 4-10
4-7 Set Envar Options . . . . . . . . . . . . . . . . 4-13
4-8 Environment Variable Summary . . . . . . . . . . . 4-14
4-9 Auto_Action Options . . . . . . . . . . . . . . . 4-15
4-10 Boot_Osflags Options . . . . . . . . . . . . . . . 4-16
4-11 ew*0_mode Options. . . . . . . . . . . . . . . . 4-17
4-12 ew*0_protocols Options . . . . . . . . . . . . . . 4-18
4-13 Language Options . . . . . . . . . . . . . . . . 4-19
4-14 pk*0_soft_term Options . . . . . . . . . . . . . . 4-22
4-15 SRM Console Variables. . . . . . . . . . . . . . . 4-25
5-1 LED Status Indicators . . . . . . . . . . . . . . . 5-2
5-2 POST Codes Descriptions . . . . . . . . . . . . . . 5-3
5-3 Beep Code Descriptions . . . . . . . . . . . . . . 5-3
5-4 Jumper Settings for Error Recovery Procedures . . . . . . 5-5
A-1 ATX Power Connector Pinouts (J26) . . . . . . . . . . A-2
A-2 AUX ATX Power Connector (PSCONN6) Pinouts (J28). . . . A-2
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A-3 Alpha Slot B Module Power Connector
(PSCONN4) Pinouts (J25) . . . . . . . . . . . . . . A-3
A-4 Processor Configuration Connector Pinout (J31) . . . . . . A-3
A-5 AC Fail/Rack# Connector Pinout (J36) . . . . . . . . . A-3
A-6 System Management Expansion Connector Pinout (J40) . . . A-5
A-7 Speaker Connector Pinout (J41) . . . . . . . . . . . . A-5
A-8 Debug Port Connector Pinouts (J42, J43). . . . . . . . . A-6
A-9 System Power Button Connector Pinout (J44) . . . . . . . A-6
A-10 Halt Button Connector Pinout (J45) . . . . . . . . . . A-6
A-11 Reset Button Connector Pinout (J47) . . . . . . . . . . A-7
A-12 UP2000+ Standard Connectors . . . . . . . . . . . . A-7

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This manual describes the Alpha Processor, Inc. UP2000+ product,
including the UP2000+ Motherboard and the Alpha Slot B Module.
Task-oriented topics include a description of how to:
n Install an operating system
n Check or change system configurations
n Troubleshoot basic system problems
Hardware-oriented topics include how to:
n Configure the memory subsystem
n Configure the output voltage for the CPU
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This manual is intended for technicians and engineers who support
resellers, dealers, system integrators and OEM vendors supplying
UP2000+ systems.
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This manual describes the features, configuration options, functional
operation, troubleshooting analysis and user interface of the system and
its firmware. It is a companion piece to the Alpha Processor Inc.UP2000+
document set that includes the UP2000+ Quick Start Installation Guide
(51-0041) and the UP2000+ Technical Reference Manual (51-0039).
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The UP2000+ User Manual is organized as follows:
n Chapter 1, “Introduction,”presents the product features and includes
a functional block diagram of the system.
n Chapter 2, “System Configuration,”provides a pictorial layout of the
UP2000+ Motherboard with its key components. Configuration
elements include main memory guidelines, firmware configuration
settings, and CPU configuration settings.