Service manual

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Contents
Preface ........................................................................................................................xi
Chapter 1 Introduction
1.1 System Overview................................................................................... 1-2
1.2 TLSB System Bus ................................................................................. 1-4
1.3 Processor Module .................................................................................. 1-6
1.4 MS7CC Memory Module ....................................................................... 1-8
1.5 KFTHA Module................................................................................... 1-10
1.6 Power Subsystem Overview................................................................ 1-12
1.7 I/O Bus and In-Cab Storage Devices................................................... 1-14
1.8 Troubleshooting Overview .................................................................. 1-16
Chapter 2 Troubleshooting with LEDs
2.1 Operator Control Panel......................................................................... 2-2
2.2 Troubleshooting TLSB Modules............................................................ 2-6
2.3 Troubleshooting a PCI Shelf ................................................................. 2-8
2.4 Troubleshooting StorageWorks Shelves ............................................. 2-10
2.5 Troubleshooting the Power Subsystem............................................... 2-12
2.6 Troubleshooting the Cooling Subsystem............................................. 2-14
Chapter 3 Console Display and Diagnostics
3.1 Checking Self-Test Results: Console Display ....................................... 3-2
3.2 Show Configuration Display ................................................................. 3-4
3.3 Running Diagnostics: the Test Command ............................................ 3-6
3.4 Testing the Entire System .................................................................... 3-8
3.5 Sample Test Command for a Memory Module.................................... 3-10
3.6 Identifying a Failing SIMM ................................................................ 3-12
3.7 Info Command..................................................................................... 3-14