IBM 3931 User Manual

Contents
Safety................................................................................................................... v
Safety notices............................................................................................................................................... v
World trade safety information...............................................................................................................v
Laser safety information..............................................................................................................................vi
Laser compliance................................................................................................................................... vi
About this publication..........................................................................................vii
Related publications...................................................................................................................................vii
Accessibility................................................................................................................................................vii
Accessibility features........................................................................................................................... viii
Keyboard navigation.............................................................................................................................viii
Consult assistive technologies.............................................................................................................viii
IBM and accessibility........................................................................................................................... viii
How to send your comments.....................................................................................................................viii
Chapter 1. Safety inspection.................................................................................. 1
Items you need............................................................................................................................................ 1
Processor safety inspection.........................................................................................................................2
Check the power source.........................................................................................................................4
Checking the receptacle for wiring errors..............................................................................................6
Checking the ground/earth path............................................................................................................ 7
Checking the AC voltage on three phase power.................................................................................... 9
Check the power cord.......................................................................................................................... 10
Processor frame check.............................................................................................................................. 11
PDU systems.........................................................................................................................................11
BPA systems.........................................................................................................................................18
Internal frame check............................................................................................................................26
System power on....................................................................................................................................... 27
Connecting frame power......................................................................................................................27
Power on...............................................................................................................................................30
Appendix A. Notices............................................................................................ 37
Trademarks................................................................................................................................................ 37
Class A Notices.......................................................................................................................................... 38
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IBM 3931 Specifications

General

Brand	IBM
Model	3931
Category	Network Hardware
Language	English