Service manual

Contents

Preface ......................................................................................................................xix

Chapter 1 System Overview

1.1 GS160/320 System Cabinets ................................................................. 1-2

1.2 GS160/320 System Building Block........................................................ 1-4

1.3 GS160/320 System Box ......................................................................... 1-6

1.4 GS80 Rack Cabinet ............................................................................... 1-8

1.5 GS80 System Drawer.......................................................................... 1-10

1.6 Operator Control Panel....................................................................... 1-12

1.7 Hierarchical System Architecture....................................................... 1-14

1.7.1 The Primary Switch and the Quad Building Block ...................... 1-14

1.7.2 The Secondary Switch................................................................... 1-16

1.7.3 The Hierarchical Switch ............................................................... 1-18

1.7.4 Addressing .................................................................................... 1-20

1.8 System Management Architecture...................................................... 1-22

1.8.1 Console Serial Bus........................................................................ 1-22

1.8.2 System Management Console....................................................... 1-24

1.8.3 System Control Manager (SCM)................................................... 1-26

1.8.4 Power System Manager (PSM)..................................................... 1-28

1.8.5 PCI Backplane Manager (PBM).................................................... 1-30

1.8.6 Hierarchical Switch Power Manager (HPM)................................ 1-32

1.9 System Partitioning ............................................................................ 1-34

1.9.1 Hard Partitions............................................................................. 1-34

1.9.2 Soft Partitions............................................................................... 1-36

1.9.3 Mixture of Hard and Soft Partitions............................................. 1-38

1.9.4 Servicing Partitions...................................................................... 1-40

1.10 CPU Module........................................................................................ 1-42

1.10.1 CPU Processor .............................................................................. 1-44

1.11 Memory Module .................................................................................. 1-46

1.12 Power System Manager Module.......................................................... 1-48

1.13 Clock Generation Modules.................................................................. 1-50